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Posted to commits@airavata.apache.org by sc...@apache.org on 2015/08/24 21:28:57 UTC

[19/32] airavata-sandbox git commit: adding datacat system

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaLexer.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaLexer.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaLexer.java
new file mode 100644
index 0000000..02a4ced
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaLexer.java
@@ -0,0 +1,790 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gscfa;/* The following code was generated by JFlex 1.4.3 on 9/11/14 6:08 PM */
+
+import java_cup.runtime.Symbol;
+import org.apache.airavata.datacat.parsers.gridchem.Settings;
+
+
+/**
+ * This class is a scanner generated by 
+ * <a href="http://www.jflex.de/">JFlex</a> 1.4.3
+ * on 9/11/14 6:08 PM from the specification file
+ * <tt>gscfa.flex</tt>
+ */
+public class GSCFaLexer implements java_cup.runtime.Scanner {
+
+  /** This character denotes the end of file */
+  public static final int YYEOF = -1;
+
+  /** initial size of the lookahead buffer */
+  private static final int ZZ_BUFFERSIZE = 16384;
+
+  /** lexical states */
+  public static final int ITER2 = 6;
+  public static final int DASH = 10;
+  public static final int INTVALUE = 12;
+  public static final int SCF1 = 2;
+  public static final int IGNOREALL = 24;
+  public static final int ITER = 4;
+  public static final int YYINITIAL = 0;
+  public static final int ITER7 = 22;
+  public static final int ITER6 = 20;
+  public static final int ITER5 = 18;
+  public static final int FLOATVALUE = 14;
+  public static final int ITER4 = 16;
+  public static final int ITER3 = 8;
+
+  /**
+   * ZZ_LEXSTATE[l] is the state in the DFA for the lexical state l
+   * ZZ_LEXSTATE[l+1] is the state in the DFA for the lexical state l
+   *                  at the beginning of a line
+   * l is of the form l = 2*k, k a non negative integer
+   */
+  private static final int ZZ_LEXSTATE[] = { 
+     0,  0,  1,  1,  2,  2,  3,  3,  4,  4,  5,  5,  1,  1,  6,  6, 
+     7,  7,  8,  8,  9,  9, 10, 10,  1, 1
+  };
+
+  /** 
+   * Translates characters to character classes
+   */
+  private static final char [] ZZ_CMAP = {
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     9,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  3,  0, 23,  4,  0, 
+     1,  2,  2,  2,  2,  2,  2,  2,  2,  2,  0,  0,  0,  0,  0,  0, 
+     0, 14, 22, 19, 11,  7,  0, 17, 20,  5,  0,  0, 15, 12, 16, 13, 
+     0,  0,  8, 21,  6,  0, 24,  0, 10, 18,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  3,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0
+  };
+
+  /** 
+   * Translates DFA states to action switch labels.
+   */
+  private static final int [] ZZ_ACTION = zzUnpackAction();
+
+  private static final String ZZ_ACTION_PACKED_0 =
+    "\13\0\2\1\2\2\1\1\2\3\2\4\1\1\3\5"+
+    "\10\1\3\0\1\6\15\0\1\7\1\10\1\11\1\12"+
+    "\65\0\1\13\1\14\1\15\77\0\1\16\1\17";
+
+  private static int [] zzUnpackAction() {
+    int [] result = new int[174];
+    int offset = 0;
+    offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackAction(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+
+  /** 
+   * Translates a state to a row index in the transition table
+   */
+  private static final int [] ZZ_ROWMAP = zzUnpackRowMap();
+
+  private static final String ZZ_ROWMAP_PACKED_0 =
+    "\0\0\0\31\0\62\0\113\0\144\0\175\0\226\0\257"+
+    "\0\310\0\341\0\372\0\u0113\0\u012c\0\u0113\0\u0145\0\u015e"+
+    "\0\u0113\0\u0177\0\u0113\0\u0190\0\u01a9\0\u0113\0\u01c2\0\u01db"+
+    "\0\u01f4\0\u020d\0\u0226\0\u023f\0\u0258\0\u0271\0\u028a\0\u02a3"+
+    "\0\u02bc\0\u02d5\0\u02ee\0\u01c2\0\u0307\0\u01f4\0\u0320\0\u0226"+
+    "\0\u0339\0\u0258\0\u0352\0\u028a\0\u036b\0\u0384\0\u039d\0\u03b6"+
+    "\0\u03cf\0\u0320\0\u0339\0\u0352\0\u036b\0\u03e8\0\u0401\0\u041a"+
+    "\0\u0433\0\u044c\0\u0465\0\u047e\0\u0497\0\u04b0\0\u04c9\0\u04e2"+
+    "\0\u04fb\0\u0514\0\u052d\0\u0546\0\u055f\0\u0578\0\u0591\0\u05aa"+
+    "\0\u05c3\0\u05dc\0\u05f5\0\u060e\0\u0627\0\u0640\0\u0659\0\u0672"+
+    "\0\u068b\0\u06a4\0\u06bd\0\u06d6\0\u06ef\0\u0708\0\u0721\0\u073a"+
+    "\0\u0753\0\u076c\0\u0785\0\u079e\0\u07b7\0\u07d0\0\u07e9\0\u0802"+
+    "\0\u081b\0\u0834\0\u084d\0\u0866\0\u087f\0\u0898\0\u08b1\0\u08ca"+
+    "\0\u08e3\0\u08fc\0\u0113\0\u0113\0\u0113\0\u0915\0\u092e\0\u0947"+
+    "\0\u0960\0\u0979\0\u0992\0\u09ab\0\u09c4\0\u09dd\0\u09f6\0\u0a0f"+
+    "\0\u0a28\0\u0a41\0\u0a5a\0\u0a73\0\u0a8c\0\u0aa5\0\u0abe\0\u0ad7"+
+    "\0\u0af0\0\u0b09\0\u0b22\0\u0b3b\0\u0b54\0\u0b6d\0\u0b86\0\u0b9f"+
+    "\0\u0bb8\0\u0bd1\0\u0bea\0\u0c03\0\u0c1c\0\u0c35\0\u0c4e\0\u0c67"+
+    "\0\u0c80\0\u0c99\0\u0cb2\0\u0ccb\0\u0ce4\0\u0cfd\0\u0d16\0\u0d2f"+
+    "\0\u0d48\0\u0d61\0\u0d7a\0\u0d93\0\u0dac\0\u0dc5\0\u0dde\0\u0df7"+
+    "\0\u0e10\0\u0e29\0\u0e42\0\u0e5b\0\u0e74\0\u0e8d\0\u0ea6\0\u0ebf"+
+    "\0\u0ed8\0\u0ef1\0\u0f0a\0\u0f23\0\u0113\0\u0113";
+
+  private static int [] zzUnpackRowMap() {
+    int [] result = new int[174];
+    int offset = 0;
+    offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackRowMap(String packed, int offset, int [] result) {
+    int i = 0;  /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int high = packed.charAt(i++) << 16;
+      result[j++] = high | packed.charAt(i++);
+    }
+    return j;
+  }
+
+  /** 
+   * The transition table of the DFA
+   */
+  private static final int [] ZZ_TRANS = zzUnpackTrans();
+
+  private static final String ZZ_TRANS_PACKED_0 =
+    "\5\14\1\15\55\14\1\16\1\17\24\14\1\20\2\14"+
+    "\1\21\1\22\27\14\1\23\1\24\41\14\1\25\15\14"+
+    "\1\26\3\27\23\26\1\30\1\26\1\14\2\31\1\32"+
+    "\23\14\1\32\2\14\2\33\1\34\23\14\1\34\2\14"+
+    "\2\35\1\36\23\14\1\36\2\14\2\37\1\40\23\14"+
+    "\1\40\1\14\37\0\1\41\23\0\2\17\55\0\1\42"+
+    "\2\0\2\22\27\0\2\24\35\0\1\43\22\0\2\44"+
+    "\27\0\2\44\24\0\1\45\2\0\2\46\1\0\1\47"+
+    "\25\0\2\46\27\0\2\50\1\0\1\51\25\0\2\50"+
+    "\27\0\2\52\1\0\1\53\25\0\2\52\27\0\2\54"+
+    "\1\0\1\55\25\0\2\54\35\0\1\56\50\0\1\57"+
+    "\21\0\1\60\37\0\1\61\2\0\2\62\27\0\2\63"+
+    "\27\0\2\64\27\0\2\65\36\0\1\66\47\0\1\67"+
+    "\26\0\1\70\32\0\1\71\12\0\1\72\46\0\1\73"+
+    "\6\0\1\74\52\0\1\75\10\0\1\76\50\0\1\77"+
+    "\7\0\1\100\51\0\1\101\13\0\1\102\45\0\1\103"+
+    "\23\0\1\104\35\0\1\105\12\0\1\106\46\0\1\107"+
+    "\12\0\1\110\46\0\1\111\14\0\1\112\44\0\1\113"+
+    "\24\0\1\114\34\0\1\115\10\0\1\116\50\0\1\117"+
+    "\16\0\1\120\42\0\1\121\15\0\1\122\43\0\1\123"+
+    "\21\0\1\124\37\0\1\125\12\0\1\126\46\0\1\127"+
+    "\31\0\1\130\27\0\1\131\12\0\1\132\46\0\1\133"+
+    "\10\0\1\134\50\0\1\135\12\0\1\136\46\0\1\137"+
+    "\11\0\1\140\47\0\1\141\12\0\1\142\46\0\1\143"+
+    "\22\0\1\144\36\0\1\145\7\0\1\146\51\0\1\147"+
+    "\10\0\1\150\50\0\1\151\16\0\1\152\42\0\1\153"+
+    "\14\0\1\154\44\0\1\155\7\0\1\156\40\0\1\157"+
+    "\31\0\1\160\22\0\1\161\26\0\1\162\41\0\1\163"+
+    "\17\0\1\164\31\0\1\165\41\0\1\166\31\0\1\167"+
+    "\17\0\1\170\30\0\1\171\30\0\1\172\30\0\1\173"+
+    "\30\0\1\174\30\0\1\175\30\0\1\176\26\0\1\177"+
+    "\32\0\1\200\42\0\1\201\31\0\1\202\22\0\1\203"+
+    "\32\0\1\204\31\0\1\205\16\0\1\206\32\0\1\207"+
+    "\30\0\1\210\32\0\1\211\24\0\1\212\41\0\1\213"+
+    "\35\0\1\214\10\0\1\215\31\0\1\216\44\0\1\217"+
+    "\17\0\1\220\42\0\1\221\31\0\1\222\22\0\1\223"+
+    "\32\0\1\224\31\0\1\225\16\0\1\226\32\0\1\227"+
+    "\30\0\1\230\30\0\1\231\30\0\1\232\30\0\1\233"+
+    "\1\0\1\234\32\0\1\235\20\0\1\236\33\0\1\237"+
+    "\25\0\1\240\51\0\1\241\27\0\1\242\7\0\1\243"+
+    "\35\0\1\244\30\0\1\245\26\0\1\246\42\0\1\247"+
+    "\17\0\1\250\30\0\1\251\30\0\1\252\36\0\1\253"+
+    "\27\0\1\254\26\0\1\255\25\0\1\256\20\0";
+
+  private static int [] zzUnpackTrans() {
+    int [] result = new int[3900];
+    int offset = 0;
+    offset = zzUnpackTrans(ZZ_TRANS_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackTrans(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      value--;
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+
+  /* error codes */
+  private static final int ZZ_UNKNOWN_ERROR = 0;
+  private static final int ZZ_NO_MATCH = 1;
+  private static final int ZZ_PUSHBACK_2BIG = 2;
+
+  /* error messages for the codes above */
+  private static final String ZZ_ERROR_MSG[] = {
+    "Unkown internal scanner error",
+    "Error: could not match input",
+    "Error: pushback value was too large"
+  };
+
+  /**
+   * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code>
+   */
+  private static final int [] ZZ_ATTRIBUTE = zzUnpackAttribute();
+
+  private static final String ZZ_ATTRIBUTE_PACKED_0 =
+    "\13\0\1\11\1\1\1\11\2\1\1\11\1\1\1\11"+
+    "\2\1\1\11\12\1\3\0\1\1\15\0\4\1\65\0"+
+    "\3\11\77\0\2\11";
+
+  private static int [] zzUnpackAttribute() {
+    int [] result = new int[174];
+    int offset = 0;
+    offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackAttribute(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+  /** the input device */
+  private java.io.Reader zzReader;
+
+  /** the current state of the DFA */
+  private int zzState;
+
+  /** the current lexical state */
+  private int zzLexicalState = YYINITIAL;
+
+  /** this buffer contains the current text to be matched and is
+      the source of the yytext() string */
+  private char zzBuffer[] = new char[ZZ_BUFFERSIZE];
+
+  /** the textposition at the last accepting state */
+  private int zzMarkedPos;
+
+  /** the current text position in the buffer */
+  private int zzCurrentPos;
+
+  /** startRead marks the beginning of the yytext() string in the buffer */
+  private int zzStartRead;
+
+  /** endRead marks the last character in the buffer, that has been read
+      from input */
+  private int zzEndRead;
+
+  /** number of newlines encountered up to the start of the matched text */
+  private int yyline;
+
+  /** the number of characters up to the start of the matched text */
+  private int yychar;
+
+  /**
+   * the number of characters from the last newline up to the start of the 
+   * matched text
+   */
+  private int yycolumn;
+
+  /** 
+   * zzAtBOL == true <=> the scanner is currently at the beginning of a line
+   */
+  private boolean zzAtBOL = true;
+
+  /** zzAtEOF == true <=> the scanner is at the EOF */
+  private boolean zzAtEOF;
+
+  /** denotes if the user-EOF-code has already been executed */
+  private boolean zzEOFDone;
+
+  /* user code: */
+  public static boolean DEBUG = false;
+
+
+  /**
+   * Creates a new scanner
+   * There is also a java.io.InputStream version of this constructor.
+   *
+   * @param   in  the java.io.Reader to read input from.
+   */
+  public GSCFaLexer(java.io.Reader in) {
+    this.zzReader = in;
+  }
+
+  /**
+   * Creates a new scanner.
+   * There is also java.io.Reader version of this constructor.
+   *
+   * @param   in  the java.io.Inputstream to read input from.
+   */
+  public GSCFaLexer(java.io.InputStream in) {
+    this(new java.io.InputStreamReader(in));
+  }
+
+
+  /**
+   * Refills the input buffer.
+   *
+   * @return      <code>false</code>, iff there was new input.
+   * 
+   * @exception   java.io.IOException  if any I/O-Error occurs
+   */
+  private boolean zzRefill() throws java.io.IOException {
+
+    /* first: make room (if you can) */
+    if (zzStartRead > 0) {
+      System.arraycopy(zzBuffer, zzStartRead,
+                       zzBuffer, 0,
+                       zzEndRead-zzStartRead);
+
+      /* translate stored positions */
+      zzEndRead-= zzStartRead;
+      zzCurrentPos-= zzStartRead;
+      zzMarkedPos-= zzStartRead;
+      zzStartRead = 0;
+    }
+
+    /* is the buffer big enough? */
+    if (zzCurrentPos >= zzBuffer.length) {
+      /* if not: blow it up */
+      char newBuffer[] = new char[zzCurrentPos*2];
+      System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length);
+      zzBuffer = newBuffer;
+    }
+
+    /* finally: fill the buffer with new input */
+    int numRead = zzReader.read(zzBuffer, zzEndRead,
+                                            zzBuffer.length-zzEndRead);
+
+    if (numRead > 0) {
+      zzEndRead+= numRead;
+      return false;
+    }
+    // unlikely but not impossible: read 0 characters, but not at end of stream    
+    if (numRead == 0) {
+      int c = zzReader.read();
+      if (c == -1) {
+        return true;
+      } else {
+        zzBuffer[zzEndRead++] = (char) c;
+        return false;
+      }     
+    }
+
+	// numRead < 0
+    return true;
+  }
+
+    
+  /**
+   * Closes the input stream.
+   */
+  public final void yyclose() throws java.io.IOException {
+    zzAtEOF = true;            /* indicate end of file */
+    zzEndRead = zzStartRead;  /* invalidate buffer    */
+
+    if (zzReader != null)
+      zzReader.close();
+  }
+
+
+  /**
+   * Resets the scanner to read from a new input stream.
+   * Does not close the old reader.
+   *
+   * All internal variables are reset, the old input stream 
+   * <b>cannot</b> be reused (internal buffer is discarded and lost).
+   * Lexical state is set to <tt>ZZ_INITIAL</tt>.
+   *
+   * @param reader   the new input stream 
+   */
+  public final void yyreset(java.io.Reader reader) {
+    zzReader = reader;
+    zzAtBOL  = true;
+    zzAtEOF  = false;
+    zzEOFDone = false;
+    zzEndRead = zzStartRead = 0;
+    zzCurrentPos = zzMarkedPos = 0;
+    yyline = yychar = yycolumn = 0;
+    zzLexicalState = YYINITIAL;
+  }
+
+
+  /**
+   * Returns the current lexical state.
+   */
+  public final int yystate() {
+    return zzLexicalState;
+  }
+
+
+  /**
+   * Enters a new lexical state
+   *
+   * @param newState the new lexical state
+   */
+  public final void yybegin(int newState) {
+    zzLexicalState = newState;
+  }
+
+
+  /**
+   * Returns the text matched by the current regular expression.
+   */
+  public final String yytext() {
+    return new String( zzBuffer, zzStartRead, zzMarkedPos-zzStartRead );
+  }
+
+
+  /**
+   * Returns the character at position <tt>pos</tt> from the 
+   * matched text. 
+   * 
+   * It is equivalent to yytext().charAt(pos), but faster
+   *
+   * @param pos the position of the character to fetch. 
+   *            A value from 0 to yylength()-1.
+   *
+   * @return the character at position pos
+   */
+  public final char yycharat(int pos) {
+    return zzBuffer[zzStartRead+pos];
+  }
+
+
+  /**
+   * Returns the length of the matched text region.
+   */
+  public final int yylength() {
+    return zzMarkedPos-zzStartRead;
+  }
+
+
+  /**
+   * Reports an error that occured while scanning.
+   *
+   * In a wellformed scanner (no or only correct usage of 
+   * yypushback(int) and a match-all fallback rule) this method 
+   * will only be called with things that "Can't Possibly Happen".
+   * If this method is called, something is seriously wrong
+   * (e.g. a JFlex bug producing a faulty scanner etc.).
+   *
+   * Usual syntax/scanner level error handling should be done
+   * in error fallback rules.
+   *
+   * @param   errorCode  the code of the errormessage to display
+   */
+  private void zzScanError(int errorCode) {
+    String message;
+    try {
+      message = ZZ_ERROR_MSG[errorCode];
+    }
+    catch (ArrayIndexOutOfBoundsException e) {
+      message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR];
+    }
+
+    throw new Error(message);
+  } 
+
+
+  /**
+   * Pushes the specified amount of characters back into the input stream.
+   *
+   * They will be read again by then next call of the scanning method
+   *
+   * @param number  the number of characters to be read again.
+   *                This number must not be greater than yylength()!
+   */
+  public void yypushback(int number)  {
+    if ( number > yylength() )
+      zzScanError(ZZ_PUSHBACK_2BIG);
+
+    zzMarkedPos -= number;
+  }
+
+
+  /**
+   * Contains user EOF-code, which will be executed exactly once,
+   * when the end of file is reached
+   */
+  private void zzDoEOF() throws java.io.IOException {
+    if (!zzEOFDone) {
+      zzEOFDone = true;
+      yyclose();
+    }
+  }
+
+
+  /**
+   * Resumes scanning until the next regular expression is matched,
+   * the end of input is encountered or an I/O-Error occurs.
+   *
+   * @return      the next token
+   * @exception   java.io.IOException  if any I/O-Error occurs
+   */
+  public java_cup.runtime.Symbol next_token() throws java.io.IOException {
+    int zzInput;
+    int zzAction;
+
+    // cached fields:
+    int zzCurrentPosL;
+    int zzMarkedPosL;
+    int zzEndReadL = zzEndRead;
+    char [] zzBufferL = zzBuffer;
+    char [] zzCMapL = ZZ_CMAP;
+
+    int [] zzTransL = ZZ_TRANS;
+    int [] zzRowMapL = ZZ_ROWMAP;
+    int [] zzAttrL = ZZ_ATTRIBUTE;
+
+    while (true) {
+      zzMarkedPosL = zzMarkedPos;
+
+      zzAction = -1;
+
+      zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL;
+  
+      zzState = ZZ_LEXSTATE[zzLexicalState];
+
+
+      zzForAction: {
+        while (true) {
+    
+          if (zzCurrentPosL < zzEndReadL)
+            zzInput = zzBufferL[zzCurrentPosL++];
+          else if (zzAtEOF) {
+            zzInput = YYEOF;
+            break zzForAction;
+          }
+          else {
+            // store back cached positions
+            zzCurrentPos  = zzCurrentPosL;
+            zzMarkedPos   = zzMarkedPosL;
+            boolean eof = zzRefill();
+            // get translated positions and possibly new buffer
+            zzCurrentPosL  = zzCurrentPos;
+            zzMarkedPosL   = zzMarkedPos;
+            zzBufferL      = zzBuffer;
+            zzEndReadL     = zzEndRead;
+            if (eof) {
+              zzInput = YYEOF;
+              break zzForAction;
+            }
+            else {
+              zzInput = zzBufferL[zzCurrentPosL++];
+            }
+          }
+          int zzNext = zzTransL[ zzRowMapL[zzState] + zzCMapL[zzInput] ];
+          if (zzNext == -1) break zzForAction;
+          zzState = zzNext;
+
+          int zzAttributes = zzAttrL[zzState];
+          if ( (zzAttributes & 1) == 1 ) {
+            zzAction = zzState;
+            zzMarkedPosL = zzCurrentPosL;
+            if ( (zzAttributes & 8) == 8 ) break zzForAction;
+          }
+
+        }
+      }
+
+      // store back cached position
+      zzMarkedPos = zzMarkedPosL;
+
+      switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
+        case 11: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found the dash");
+               yybegin(DASH);
+          }
+        case 16: break;
+        case 13: 
+          { yybegin(DASH);
+          }
+        case 17: break;
+        case 4: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found the third integer in the iteration");
+   if (Settings.DEBUG) System.out.println(yytext());
+   yybegin(ITER4);
+    return new Symbol(GSCFaSym.INT2, new Integer(yytext()));
+          }
+        case 18: break;
+        case 3: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found the second integer in the iteration");
+     if (Settings.DEBUG) System.out.println(yytext());
+     yybegin(ITER3); 
+      return new Symbol(GSCFaSym.INT1, new Integer(yytext()));
+          }
+        case 19: break;
+        case 14: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found ITER EX DEM etc");
+           yybegin(ITER);
+           return new Symbol(GSCFaSym.FOUNDITER);
+          }
+        case 20: break;
+        case 2: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found the first integer in the iteration");
+   if (Settings.DEBUG) System.out.println(yytext());
+   yybegin(ITER2);
+   return new Symbol(GSCFaSym.INTCycle, new Integer(yytext()));
+          }
+        case 21: break;
+        case 9: 
+          { if  (Settings.DEBUG) System.out.println("GSCFaFlex: Found float2");
+  yybegin (ITER7);
+   return new Symbol(GSCFaSym.FLOAT2);
+          }
+        case 22: break;
+        case 7: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found the energy");
+   if (Settings.DEBUG) System.out.println(yytext());
+   yybegin(ITER5);
+   return new Symbol(GSCFaSym.ENERGY, new Float(yytext()));
+          }
+        case 23: break;
+        case 5: 
+          { if  (Settings.DEBUG) System.out.println("GSCFaFlex: Found new line");
+          }
+        case 24: break;
+        case 12: 
+          { yybegin(IGNOREALL);
+  return new Symbol(GSCFaSym.SCFDONE);
+          }
+        case 25: break;
+        case 8: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: ITER5");
+   if (Settings.DEBUG) System.out.println("GSCFaFlex: Found float1");
+   yybegin (ITER6);
+    return new Symbol(GSCFaSym.FLOAT1);
+          }
+        case 26: break;
+        case 6: 
+          { if  (Settings.DEBUG) System.out.println("GSCFaFlex: Found float value");
+  yybegin(ITER);
+          }
+        case 27: break;
+        case 15: 
+          { if (Settings.DEBUG) System.out.println("GSCFaFlex: Found ITER EX DEM etc");
+	   yybegin(ITER);
+	   return new Symbol(GSCFaSym.FOUNDITER);
+          }
+        case 28: break;
+        case 10: 
+          { if  (Settings.DEBUG) System.out.println("GSCFaFlex: Found float3");
+     yybegin(ITER);
+      return new Symbol(GSCFaSym.FLOAT3);
+          }
+        case 29: break;
+        case 1: 
+          { 
+          }
+        case 30: break;
+        default: 
+          if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
+            zzAtEOF = true;
+            zzDoEOF();
+              { return new java_cup.runtime.Symbol(GSCFaSym.EOF); }
+          } 
+          else {
+            zzScanError(ZZ_NO_MATCH);
+          }
+      }
+    }
+  }
+
+  /**
+   * Converts an int token code into the name of the
+   * token by reflection on the cup symbol class/interface sym
+   *
+   * This code was contributed by Karl Meissner <me...@yahoo.com>
+   */
+  private String getTokenName(int token) {
+    try {
+      java.lang.reflect.Field [] classFields = GSCFaSym.class.getFields();
+      for (int i = 0; i < classFields.length; i++) {
+        if (classFields[i].getInt(null) == token) {
+          return classFields[i].getName();
+        }
+      }
+    } catch (Exception e) {
+      e.printStackTrace(System.err);
+    }
+
+    return "UNKNOWN TOKEN";
+  }
+
+  /**
+   * Same as next_token but also prints the token to standard out
+   * for debugging.
+   *
+   * This code was contributed by Karl Meissner <me...@yahoo.com>
+   */
+  public java_cup.runtime.Symbol debug_next_token() throws java.io.IOException {
+    java_cup.runtime.Symbol s = next_token();
+    System.out.println( " --"+ yytext() + "--" + getTokenName(s.sym) + "--");
+    return s;
+  }
+
+  /**
+   * Runs the scanner on input files.
+   *
+   * This is a standalone scanner, it will print any unmatched
+   * text to System.out unchanged.
+   *
+   * @param argv   the command line, contains the filenames to run
+   *               the scanner on.
+   */
+  public static void main(String argv[]) {
+    if (argv.length == 0) {
+      System.out.println("Usage : java GSCFaLexer <inputfile>");
+    }
+    else {
+      for (int i = 0; i < argv.length; i++) {
+        GSCFaLexer scanner = null;
+        try {
+          scanner = new GSCFaLexer( new java.io.FileReader(argv[i]) );
+          while ( !scanner.zzAtEOF ) scanner.next_token();
+        }
+        catch (java.io.FileNotFoundException e) {
+          System.out.println("File not found : \""+argv[i]+"\"");
+        }
+        catch (java.io.IOException e) {
+          System.out.println("IO error scanning file \""+argv[i]+"\"");
+          System.out.println(e);
+        }
+        catch (Exception e) {
+          System.out.println("Unexpected exception:");
+          e.printStackTrace();
+        }
+      }
+    }
+  }
+
+
+}

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaSym.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaSym.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaSym.java
new file mode 100644
index 0000000..9ae3a32
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GSCFaSym.java
@@ -0,0 +1,44 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gscfa;
+//----------------------------------------------------
+// The following code was generated by CUP v0.10k
+// Thu Sep 11 18:08:50 IST 2014
+//----------------------------------------------------
+
+/** CUP generated class containing symbol constants. */
+public class GSCFaSym {
+  /* terminals */
+  public static final int INTCycle = 7;
+  public static final int ENERGY = 12;
+  public static final int EOF = 0;
+  public static final int INT3 = 6;
+  public static final int INT2 = 5;
+  public static final int INT1 = 4;
+  public static final int error = 1;
+  public static final int FLOAT3 = 11;
+  public static final int FLOAT2 = 10;
+  public static final int SCFDONE = 3;
+  public static final int FLOAT1 = 9;
+  public static final int FOUNDITER = 2;
+  public static final int FLOAT = 8;
+}
+

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GscfaParser.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GscfaParser.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GscfaParser.java
new file mode 100644
index 0000000..900a0cd
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gscfa/GscfaParser.java
@@ -0,0 +1,336 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gscfa;
+
+
+import java_cup.runtime.lr_parser;
+import org.apache.airavata.datacat.parsers.gridchem.GridChemQueueParser;
+
+import javax.swing.*;
+import java.io.FileReader;
+import java.util.ArrayList;
+import java.util.HashMap;
+
+public class GscfaParser extends java_cup.runtime.lr_parser implements GridChemQueueParser{
+
+  /** Default constructor. */
+  public GscfaParser() {super();}
+
+  /** Constructor which sets the default scanner. */
+  public GscfaParser(java_cup.runtime.Scanner s) {super(s);}
+
+    /**
+     * Constructor which uses a file reader.
+     */
+    public GscfaParser(final FileReader fileReader) {
+        super(new GSCFaLexer(fileReader));
+    }
+
+
+    /** Production table. */
+  protected static final short _production_table[][] = 
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\010\000\002\003\005\000\002\002\004\000\002\004" +
+                    "\003\000\002\005\004\000\002\005\003\000\002\010\002" +
+                    "\000\002\006\012\000\002\007\003"});
+
+  /** Access to production table. */
+  public short[][] production_table() {return _production_table;}
+
+  /** Parse-action table. */
+  protected static final short[][] _action_table = 
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\022\000\004\004\005\001\002\000\004\011\012\001" +
+                    "\002\000\004\011\uffff\001\002\000\004\002\007\001\002" +
+                    "\000\004\002\000\001\002\000\006\005\023\011\012\001" +
+                    "\002\000\006\005\ufffd\011\ufffd\001\002\000\004\006\ufffc" +
+                    "\001\002\000\004\006\014\001\002\000\004\007\015\001" +
+                    "\002\000\004\016\017\001\002\000\004\013\020\001\002" +
+                    "\000\004\013\ufffa\001\002\000\004\014\021\001\002\000" +
+                    "\004\015\022\001\002\000\006\005\ufffb\011\ufffb\001\002" +
+                    "\000\004\002\001\001\002\000\006\005\ufffe\011\ufffe\001" +
+                    "\002"});
+
+  /** Access to parse-action table. */
+  public short[][] action_table() {return _action_table;}
+
+  /** <code>reduce_goto</code> table. */
+  protected static final short[][] _reduce_table = 
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\022\000\006\003\005\004\003\001\001\000\006\005" +
+                    "\007\006\010\001\001\000\002\001\001\000\002\001\001" +
+                    "\000\002\001\001\000\004\006\023\001\001\000\002\001" +
+                    "\001\000\004\010\012\001\001\000\002\001\001\000\002" +
+                    "\001\001\000\004\007\015\001\001\000\002\001\001\000" +
+                    "\002\001\001\000\002\001\001\000\002\001\001\000\002" +
+                    "\001\001\000\002\001\001\000\002\001\001"});
+
+  /** Access to <code>reduce_goto</code> table. */
+  public short[][] reduce_table() {return _reduce_table;}
+
+  /** Instance of action encapsulation class. */
+  protected CUP$parser$actions action_obj;
+
+    //Each string is of the format
+    //energy and iteraction
+    private ArrayList<String> result = new ArrayList<String>();
+    private String tempStr = "";
+
+
+    public ArrayList<String> getResult() {
+        return result;
+    }
+
+    public void addToResult(String value) {
+        result.add(value);
+    }
+
+    public String getTempStr() {
+        return tempStr;
+    }
+
+    public void setTempStr(String s) {
+        this.tempStr = s;
+    }
+
+    /*Adding the parsed data to the hash map */
+     @Override
+    public HashMap<String, String> getParsedData() throws Exception {
+        parse();
+        HashMap<String,String> results= new HashMap<String,String>();
+        int energyCount=0;
+        int iterationCount=0;
+        for(int i=0;i<result.size();i++){
+            String singleString= result.get(i);
+            String[] temp=singleString.split(" ");
+            if(temp.length>1){
+                String keyString=temp[0];
+                String dataString=temp[1];
+                if(keyString.equals("ENERGY")){
+                    results.put("GscfaParser_ENERGY_"+energyCount,dataString);
+                    energyCount++;
+                }else if(keyString.equals("ITERATION")){
+                    results.put("GscfaParser_ITERATION_"+iterationCount,dataString);
+                    iterationCount++;
+                }
+            }
+        }
+        return results;
+    }
+  /** Action encapsulation object initializer. */
+  protected void init_actions()
+    {
+      action_obj = new CUP$parser$actions(this);
+    }
+
+  /** Invoke a user supplied parse action. */
+  public java_cup.runtime.Symbol do_action(
+    int                        act_num,
+    java_cup.runtime.lr_parser parser,
+    java.util.Stack            stack,
+    int                        top)
+    throws java.lang.Exception
+  {
+    /* call code in generated class */
+    return action_obj.CUP$parser$do_action(act_num, parser, stack, top);
+  }
+
+  /** Indicates start state. */
+  public int start_state() {return 0;}
+  /** Indicates start production. */
+  public int start_production() {return 1;}
+
+  /** <code>EOF</code> Symbol index. */
+  public int EOF_sym() {return 0;}
+
+  /** <code>error</code> Symbol index. */
+  public int error_sym() {return 1;}
+
+
+}
+
+/** Cup generated class to encapsulate user supplied action code.*/
+class CUP$parser$actions {
+
+ 
+  //__________________________________
+  public static boolean DEBUG = true;
+  private static JTable table;               
+  private static final String tableLabel = "SCF Intermediate Results:";
+// private static String cycle = "0";
+ 
+  
+  public static JTable getTable() {
+    return table;
+  }
+
+  public static String getTableLabel() {
+    return tableLabel;
+  }
+
+/*  public static void main(String[] args) throws IOException {
+     File temp = new File("temporary");
+     boolean append = true;
+     try{ 
+     FileWriter temp1 = new FileWriter(temp, append);
+     PrintWriter temp2 = new PrintWriter(temp1);}
+
+     catch (FileNotFoundException e)  {
+          System.out.println("no file, dude!");
+       }  */
+//   }
+
+  private final GscfaParser GscfaParser;
+
+  /** Constructor */
+  CUP$parser$actions(GscfaParser GscfaParser) {
+    this.GscfaParser = GscfaParser;
+  }
+
+  /** Method with the actual generated action code. */
+  public final java_cup.runtime.Symbol CUP$parser$do_action(
+    int                        CUP$parser$act_num,
+    java_cup.runtime.lr_parser CUP$parser$parser,
+    java.util.Stack            CUP$parser$stack,
+    int                        CUP$parser$top)
+    throws java.lang.Exception
+    {
+      /* Symbol object for return from actions */
+      java_cup.runtime.Symbol CUP$parser$result;
+
+      /* select the action based on the action number */
+      switch (CUP$parser$act_num)
+        {
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 7: // en ::= ENERGY 
+            {
+              Object RESULT = null;
+		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
+		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
+		Float e = (Float)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
+		 //___________________________________________________________________
+   if (DEBUG) System.out.println("CUP:gscfa:scfcycle:  ENERGY "+e);
+   GscfaParser.addToResult("ENERGY "+e);
+//   temp2.println(e);
+//  parseSCF.putField("iteration "+cycle, "energy", e);
+ 
+              CUP$parser$result = new java_cup.runtime.Symbol(5/*en*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 6: // scfcycle ::= INTCycle NT$0 INT1 INT2 en FLOAT1 FLOAT2 FLOAT3 
+            {
+              Object RESULT = null;
+              // propagate RESULT from NT$0
+              if ( ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-6)).value != null )
+                RESULT = (Object) ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-6)).value;
+		int cleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-7)).left;
+		int cright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-7)).right;
+		Integer c = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-7)).value;
+
+              CUP$parser$result = new java_cup.runtime.Symbol(4/*scfcycle*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-7)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 5: // NT$0 ::= 
+            {
+              Object RESULT = null;
+		int cleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
+		int cright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
+		Integer c = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
+ //___________________________________________________________________
+   if (DEBUG) System.out.println("CUP:gscfa:scfcycle:  ITERATION "+c);
+   GscfaParser.addToResult("ITERATION "+c);
+//  temp2.print(c);
+//   temp2.print(" "); 
+//  cycle = c;
+ 
+//  parseSCF.putField("iteration "+cycle, cycle);
+ 
+              CUP$parser$result = new java_cup.runtime.Symbol(6/*NT$0*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 4: // scfpat ::= scfcycle 
+            {
+              Object RESULT = null;
+
+              CUP$parser$result = new java_cup.runtime.Symbol(3/*scfpat*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 3: // scfpat ::= scfpat scfcycle 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa: in scfpat"); 
+              CUP$parser$result = new java_cup.runtime.Symbol(3/*scfpat*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 2: // scfintro ::= FOUNDITER 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa:  found start of SCF Iteration"); 
+              CUP$parser$result = new java_cup.runtime.Symbol(2/*scfintro*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 1: // $START ::= startpt EOF 
+            {
+              Object RESULT = null;
+		int start_valleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
+		int start_valright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
+		Object start_val = (Object)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
+		RESULT = start_val;
+              CUP$parser$result = new java_cup.runtime.Symbol(0/*$START*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          /* ACCEPT */
+          CUP$parser$parser.done_parsing();
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 0: // startpt ::= scfintro scfpat SCFDONE 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa:  end of parse tree "); 
+ 	       table = new JTable();
+	
+//       table = parseSCF.getTable();
+ 	     
+              CUP$parser$result = new java_cup.runtime.Symbol(1/*startpt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /* . . . . . .*/
+          default:
+            throw new Exception(
+               "Invalid action number found in internal parse table");
+
+        }
+    }
+}
+

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBLexer.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBLexer.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBLexer.java
new file mode 100644
index 0000000..eaa2a0c
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBLexer.java
@@ -0,0 +1,777 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gvb;/* The following code was generated by JFlex 1.4.3 on 9/11/14 6:26 PM */
+
+import java_cup.runtime.Symbol;
+import org.apache.airavata.datacat.parsers.gridchem.Settings;
+
+
+/**
+ * This class is a scanner generated by 
+ * <a href="http://www.jflex.de/">JFlex</a> 1.4.3
+ * on 9/11/14 6:26 PM from the specification file
+ * <tt>gvb.flex</tt>
+ */
+public class GVBLexer implements java_cup.runtime.Scanner {
+
+  /** This character denotes the end of file */
+  public static final int YYEOF = -1;
+
+  /** initial size of the lookahead buffer */
+  private static final int ZZ_BUFFERSIZE = 16384;
+
+  /** lexical states */
+  public static final int ITER2 = 6;
+  public static final int DASH = 10;
+  public static final int INTVALUE = 12;
+  public static final int SCF1 = 2;
+  public static final int IGNOREALL = 24;
+  public static final int ITER = 4;
+  public static final int YYINITIAL = 0;
+  public static final int ITER8 = 8;
+  public static final int ITER7 = 22;
+  public static final int ITER6 = 20;
+  public static final int ITER5 = 18;
+  public static final int FLOATVALUE = 14;
+  public static final int ITER4 = 16;
+
+  /**
+   * ZZ_LEXSTATE[l] is the state in the DFA for the lexical state l
+   * ZZ_LEXSTATE[l+1] is the state in the DFA for the lexical state l
+   *                  at the beginning of a line
+   * l is of the form l = 2*k, k a non negative integer
+   */
+  private static final int ZZ_LEXSTATE[] = { 
+     0,  0,  1,  1,  2,  2,  3,  3,  4,  4,  5,  5,  1,  1,  6,  6, 
+     7,  7,  8,  8,  9,  9, 10, 10,  1, 1
+  };
+
+  /** 
+   * Translates characters to character classes
+   */
+  private static final char [] ZZ_CMAP = {
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+    10,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  3,  0, 24,  4,  0, 
+     1,  2,  2,  2,  2,  2,  2,  2,  2,  2,  0,  0,  0,  0,  0,  0, 
+     0, 13, 23, 18, 22,  8,  5, 16, 19,  6,  0,  0, 14,  0, 15, 12, 
+     0, 21,  9, 20,  7,  0, 25,  0, 11, 17,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  3,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0, 
+     0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0
+  };
+
+  /** 
+   * Translates DFA states to action switch labels.
+   */
+  private static final int [] ZZ_ACTION = zzUnpackAction();
+
+  private static final String ZZ_ACTION_PACKED_0 =
+    "\13\0\2\1\2\2\1\1\2\3\3\1\3\4\10\1"+
+    "\5\0\1\5\13\0\1\6\2\0\1\7\1\10\1\11"+
+    "\1\12\65\0\1\13\1\14\1\15\62\0\1\16";
+
+  private static int [] zzUnpackAction() {
+    int [] result = new int[163];
+    int offset = 0;
+    offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackAction(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+
+  /** 
+   * Translates a state to a row index in the transition table
+   */
+  private static final int [] ZZ_ROWMAP = zzUnpackRowMap();
+
+  private static final String ZZ_ROWMAP_PACKED_0 =
+    "\0\0\0\32\0\64\0\116\0\150\0\202\0\234\0\266"+
+    "\0\320\0\352\0\u0104\0\u011e\0\u0138\0\u011e\0\u0152\0\u016c"+
+    "\0\u011e\0\u0186\0\u01a0\0\u01ba\0\u01d4\0\u011e\0\u01ee\0\u0208"+
+    "\0\u0222\0\u023c\0\u0256\0\u0270\0\u028a\0\u02a4\0\u02be\0\u02d8"+
+    "\0\u02f2\0\u030c\0\u01a0\0\u0326\0\u0340\0\u01ee\0\u035a\0\u0222"+
+    "\0\u0374\0\u0256\0\u038e\0\u028a\0\u03a8\0\u02be\0\u03c2\0\u03dc"+
+    "\0\u03f6\0\u0326\0\u0410\0\u042a\0\u0374\0\u038e\0\u03a8\0\u03c2"+
+    "\0\u0444\0\u045e\0\u0478\0\u0492\0\u04ac\0\u04c6\0\u04e0\0\u04fa"+
+    "\0\u0514\0\u052e\0\u0548\0\u0562\0\u057c\0\u0596\0\u05b0\0\u05ca"+
+    "\0\u05e4\0\u05fe\0\u0618\0\u0632\0\u064c\0\u0666\0\u0680\0\u069a"+
+    "\0\u06b4\0\u06ce\0\u06e8\0\u0702\0\u071c\0\u0736\0\u0750\0\u076a"+
+    "\0\u0784\0\u079e\0\u07b8\0\u07d2\0\u07ec\0\u0806\0\u0820\0\u083a"+
+    "\0\u0854\0\u086e\0\u0888\0\u08a2\0\u08bc\0\u08d6\0\u08f0\0\u090a"+
+    "\0\u0924\0\u093e\0\u0958\0\u0972\0\u098c\0\u011e\0\u011e\0\u011e"+
+    "\0\u09a6\0\u09c0\0\u09da\0\u09f4\0\u0a0e\0\u0a28\0\u0a42\0\u0a5c"+
+    "\0\u0a76\0\u0a90\0\u0aaa\0\u0ac4\0\u0ade\0\u0af8\0\u0b12\0\u0b2c"+
+    "\0\u0b46\0\u0b60\0\u0b7a\0\u0b94\0\u0bae\0\u0bc8\0\u0be2\0\u0bfc"+
+    "\0\u0c16\0\u0c30\0\u0c4a\0\u0c64\0\u0c7e\0\u0c98\0\u0cb2\0\u0ccc"+
+    "\0\u0ce6\0\u0d00\0\u0d1a\0\u0d34\0\u0d4e\0\u0d68\0\u0d82\0\u0d9c"+
+    "\0\u0db6\0\u0dd0\0\u0dea\0\u0e04\0\u0e1e\0\u0e38\0\u0e52\0\u0e6c"+
+    "\0\u0e86\0\u0ea0\0\u011e";
+
+  private static int [] zzUnpackRowMap() {
+    int [] result = new int[163];
+    int offset = 0;
+    offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackRowMap(String packed, int offset, int [] result) {
+    int i = 0;  /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int high = packed.charAt(i++) << 16;
+      result[j++] = high | packed.charAt(i++);
+    }
+    return j;
+  }
+
+  /** 
+   * The transition table of the DFA
+   */
+  private static final int [] ZZ_TRANS = zzUnpackTrans();
+
+  private static final String ZZ_TRANS_PACKED_0 =
+    "\6\14\1\15\56\14\1\16\1\17\25\14\1\20\2\14"+
+    "\1\21\1\22\30\14\2\23\1\24\24\14\1\24\27\14"+
+    "\1\25\3\14\1\26\3\27\24\26\1\30\1\26\1\14"+
+    "\2\31\1\32\24\14\1\32\2\14\2\33\1\34\24\14"+
+    "\1\34\2\14\2\35\1\36\24\14\1\36\2\14\2\37"+
+    "\1\40\24\14\1\40\1\14\41\0\1\41\23\0\2\17"+
+    "\57\0\1\42\2\0\2\22\30\0\2\43\1\0\1\44"+
+    "\26\0\2\43\37\0\1\45\22\0\2\46\30\0\2\46"+
+    "\25\0\1\47\2\0\2\50\1\0\1\51\26\0\2\50"+
+    "\30\0\2\52\1\0\1\53\26\0\2\52\30\0\2\54"+
+    "\1\0\1\55\26\0\2\54\30\0\2\56\1\0\1\57"+
+    "\26\0\2\56\37\0\1\60\51\0\1\61\2\0\2\62"+
+    "\46\0\1\63\42\0\1\64\2\0\2\65\30\0\2\66"+
+    "\30\0\2\67\30\0\2\70\40\0\1\71\50\0\1\72"+
+    "\25\0\1\73\35\0\1\74\13\0\1\75\47\0\1\76"+
+    "\7\0\1\77\53\0\1\100\11\0\1\101\51\0\1\102"+
+    "\10\0\1\103\52\0\1\104\14\0\1\105\46\0\1\106"+
+    "\22\0\1\107\40\0\1\110\13\0\1\111\47\0\1\112"+
+    "\13\0\1\113\47\0\1\114\13\0\1\115\47\0\1\116"+
+    "\23\0\1\117\37\0\1\120\13\0\1\121\47\0\1\122"+
+    "\15\0\1\123\45\0\1\124\13\0\1\125\47\0\1\126"+
+    "\20\0\1\127\42\0\1\130\13\0\1\131\47\0\1\132"+
+    "\32\0\1\133\30\0\1\134\10\0\1\135\52\0\1\136"+
+    "\11\0\1\137\51\0\1\140\15\0\1\141\45\0\1\142"+
+    "\12\0\1\143\50\0\1\144\10\0\1\145\52\0\1\146"+
+    "\21\0\1\147\41\0\1\150\16\0\1\151\44\0\1\152"+
+    "\11\0\1\153\51\0\1\154\17\0\1\155\43\0\1\156"+
+    "\27\0\1\157\33\0\1\160\13\0\1\161\27\0\1\162"+
+    "\40\0\1\163\22\0\1\164\32\0\1\165\40\0\1\166"+
+    "\32\0\1\167\22\0\1\170\31\0\1\171\31\0\1\172"+
+    "\31\0\1\173\31\0\1\174\31\0\1\175\31\0\1\176"+
+    "\27\0\1\177\33\0\1\200\41\0\1\201\32\0\1\202"+
+    "\23\0\1\203\33\0\1\204\32\0\1\205\21\0\1\206"+
+    "\33\0\1\207\31\0\1\210\31\0\1\211\31\0\1\212"+
+    "\31\0\1\213\31\0\1\214\31\0\1\215\31\0\1\216"+
+    "\43\0\1\217\32\0\1\220\26\0\1\221\35\0\1\222"+
+    "\10\0\1\223\36\0\1\224\31\0\1\225\31\0\1\226"+
+    "\31\0\1\227\31\0\1\230\31\0\1\231\31\0\1\232"+
+    "\33\0\1\233\26\0\1\234\47\0\1\235\6\0\1\236"+
+    "\37\0\1\237\37\0\1\240\22\0\1\241\35\0\1\242"+
+    "\42\0\1\243\3\0";
+
+  private static int [] zzUnpackTrans() {
+    int [] result = new int[3770];
+    int offset = 0;
+    offset = zzUnpackTrans(ZZ_TRANS_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackTrans(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      value--;
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+
+  /* error codes */
+  private static final int ZZ_UNKNOWN_ERROR = 0;
+  private static final int ZZ_NO_MATCH = 1;
+  private static final int ZZ_PUSHBACK_2BIG = 2;
+
+  /* error messages for the codes above */
+  private static final String ZZ_ERROR_MSG[] = {
+    "Unkown internal scanner error",
+    "Error: could not match input",
+    "Error: pushback value was too large"
+  };
+
+  /**
+   * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code>
+   */
+  private static final int [] ZZ_ATTRIBUTE = zzUnpackAttribute();
+
+  private static final String ZZ_ATTRIBUTE_PACKED_0 =
+    "\13\0\1\11\1\1\1\11\2\1\1\11\4\1\1\11"+
+    "\12\1\5\0\1\1\13\0\1\1\2\0\4\1\65\0"+
+    "\3\11\62\0\1\11";
+
+  private static int [] zzUnpackAttribute() {
+    int [] result = new int[163];
+    int offset = 0;
+    offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result);
+    return result;
+  }
+
+  private static int zzUnpackAttribute(String packed, int offset, int [] result) {
+    int i = 0;       /* index in packed string  */
+    int j = offset;  /* index in unpacked array */
+    int l = packed.length();
+    while (i < l) {
+      int count = packed.charAt(i++);
+      int value = packed.charAt(i++);
+      do result[j++] = value; while (--count > 0);
+    }
+    return j;
+  }
+
+  /** the input device */
+  private java.io.Reader zzReader;
+
+  /** the current state of the DFA */
+  private int zzState;
+
+  /** the current lexical state */
+  private int zzLexicalState = YYINITIAL;
+
+  /** this buffer contains the current text to be matched and is
+      the source of the yytext() string */
+  private char zzBuffer[] = new char[ZZ_BUFFERSIZE];
+
+  /** the textposition at the last accepting state */
+  private int zzMarkedPos;
+
+  /** the current text position in the buffer */
+  private int zzCurrentPos;
+
+  /** startRead marks the beginning of the yytext() string in the buffer */
+  private int zzStartRead;
+
+  /** endRead marks the last character in the buffer, that has been read
+      from input */
+  private int zzEndRead;
+
+  /** number of newlines encountered up to the start of the matched text */
+  private int yyline;
+
+  /** the number of characters up to the start of the matched text */
+  private int yychar;
+
+  /**
+   * the number of characters from the last newline up to the start of the 
+   * matched text
+   */
+  private int yycolumn;
+
+  /** 
+   * zzAtBOL == true <=> the scanner is currently at the beginning of a line
+   */
+  private boolean zzAtBOL = true;
+
+  /** zzAtEOF == true <=> the scanner is at the EOF */
+  private boolean zzAtEOF;
+
+  /** denotes if the user-EOF-code has already been executed */
+  private boolean zzEOFDone;
+
+  /* user code: */
+  public static boolean DEBUG = false; 
+
+
+  /**
+   * Creates a new scanner
+   * There is also a java.io.InputStream version of this constructor.
+   *
+   * @param   in  the java.io.Reader to read input from.
+   */
+  public GVBLexer(java.io.Reader in) {
+    this.zzReader = in;
+  }
+
+  /**
+   * Creates a new scanner.
+   * There is also java.io.Reader version of this constructor.
+   *
+   * @param   in  the java.io.Inputstream to read input from.
+   */
+  public GVBLexer(java.io.InputStream in) {
+    this(new java.io.InputStreamReader(in));
+  }
+
+
+  /**
+   * Refills the input buffer.
+   *
+   * @return      <code>false</code>, iff there was new input.
+   * 
+   * @exception   java.io.IOException  if any I/O-Error occurs
+   */
+  private boolean zzRefill() throws java.io.IOException {
+
+    /* first: make room (if you can) */
+    if (zzStartRead > 0) {
+      System.arraycopy(zzBuffer, zzStartRead,
+                       zzBuffer, 0,
+                       zzEndRead-zzStartRead);
+
+      /* translate stored positions */
+      zzEndRead-= zzStartRead;
+      zzCurrentPos-= zzStartRead;
+      zzMarkedPos-= zzStartRead;
+      zzStartRead = 0;
+    }
+
+    /* is the buffer big enough? */
+    if (zzCurrentPos >= zzBuffer.length) {
+      /* if not: blow it up */
+      char newBuffer[] = new char[zzCurrentPos*2];
+      System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length);
+      zzBuffer = newBuffer;
+    }
+
+    /* finally: fill the buffer with new input */
+    int numRead = zzReader.read(zzBuffer, zzEndRead,
+                                            zzBuffer.length-zzEndRead);
+
+    if (numRead > 0) {
+      zzEndRead+= numRead;
+      return false;
+    }
+    // unlikely but not impossible: read 0 characters, but not at end of stream    
+    if (numRead == 0) {
+      int c = zzReader.read();
+      if (c == -1) {
+        return true;
+      } else {
+        zzBuffer[zzEndRead++] = (char) c;
+        return false;
+      }     
+    }
+
+	// numRead < 0
+    return true;
+  }
+
+    
+  /**
+   * Closes the input stream.
+   */
+  public final void yyclose() throws java.io.IOException {
+    zzAtEOF = true;            /* indicate end of file */
+    zzEndRead = zzStartRead;  /* invalidate buffer    */
+
+    if (zzReader != null)
+      zzReader.close();
+  }
+
+
+  /**
+   * Resets the scanner to read from a new input stream.
+   * Does not close the old reader.
+   *
+   * All internal variables are reset, the old input stream 
+   * <b>cannot</b> be reused (internal buffer is discarded and lost).
+   * Lexical state is set to <tt>ZZ_INITIAL</tt>.
+   *
+   * @param reader   the new input stream 
+   */
+  public final void yyreset(java.io.Reader reader) {
+    zzReader = reader;
+    zzAtBOL  = true;
+    zzAtEOF  = false;
+    zzEOFDone = false;
+    zzEndRead = zzStartRead = 0;
+    zzCurrentPos = zzMarkedPos = 0;
+    yyline = yychar = yycolumn = 0;
+    zzLexicalState = YYINITIAL;
+  }
+
+
+  /**
+   * Returns the current lexical state.
+   */
+  public final int yystate() {
+    return zzLexicalState;
+  }
+
+
+  /**
+   * Enters a new lexical state
+   *
+   * @param newState the new lexical state
+   */
+  public final void yybegin(int newState) {
+    zzLexicalState = newState;
+  }
+
+
+  /**
+   * Returns the text matched by the current regular expression.
+   */
+  public final String yytext() {
+    return new String( zzBuffer, zzStartRead, zzMarkedPos-zzStartRead );
+  }
+
+
+  /**
+   * Returns the character at position <tt>pos</tt> from the 
+   * matched text. 
+   * 
+   * It is equivalent to yytext().charAt(pos), but faster
+   *
+   * @param pos the position of the character to fetch. 
+   *            A value from 0 to yylength()-1.
+   *
+   * @return the character at position pos
+   */
+  public final char yycharat(int pos) {
+    return zzBuffer[zzStartRead+pos];
+  }
+
+
+  /**
+   * Returns the length of the matched text region.
+   */
+  public final int yylength() {
+    return zzMarkedPos-zzStartRead;
+  }
+
+
+  /**
+   * Reports an error that occured while scanning.
+   *
+   * In a wellformed scanner (no or only correct usage of 
+   * yypushback(int) and a match-all fallback rule) this method 
+   * will only be called with things that "Can't Possibly Happen".
+   * If this method is called, something is seriously wrong
+   * (e.g. a JFlex bug producing a faulty scanner etc.).
+   *
+   * Usual syntax/scanner level error handling should be done
+   * in error fallback rules.
+   *
+   * @param   errorCode  the code of the errormessage to display
+   */
+  private void zzScanError(int errorCode) {
+    String message;
+    try {
+      message = ZZ_ERROR_MSG[errorCode];
+    }
+    catch (ArrayIndexOutOfBoundsException e) {
+      message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR];
+    }
+
+    throw new Error(message);
+  } 
+
+
+  /**
+   * Pushes the specified amount of characters back into the input stream.
+   *
+   * They will be read again by then next call of the scanning method
+   *
+   * @param number  the number of characters to be read again.
+   *                This number must not be greater than yylength()!
+   */
+  public void yypushback(int number)  {
+    if ( number > yylength() )
+      zzScanError(ZZ_PUSHBACK_2BIG);
+
+    zzMarkedPos -= number;
+  }
+
+
+  /**
+   * Contains user EOF-code, which will be executed exactly once,
+   * when the end of file is reached
+   */
+  private void zzDoEOF() throws java.io.IOException {
+    if (!zzEOFDone) {
+      zzEOFDone = true;
+      yyclose();
+    }
+  }
+
+
+  /**
+   * Resumes scanning until the next regular expression is matched,
+   * the end of input is encountered or an I/O-Error occurs.
+   *
+   * @return      the next token
+   * @exception   java.io.IOException  if any I/O-Error occurs
+   */
+  public java_cup.runtime.Symbol next_token() throws java.io.IOException {
+    int zzInput;
+    int zzAction;
+
+    // cached fields:
+    int zzCurrentPosL;
+    int zzMarkedPosL;
+    int zzEndReadL = zzEndRead;
+    char [] zzBufferL = zzBuffer;
+    char [] zzCMapL = ZZ_CMAP;
+
+    int [] zzTransL = ZZ_TRANS;
+    int [] zzRowMapL = ZZ_ROWMAP;
+    int [] zzAttrL = ZZ_ATTRIBUTE;
+
+    while (true) {
+      zzMarkedPosL = zzMarkedPos;
+
+      zzAction = -1;
+
+      zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL;
+  
+      zzState = ZZ_LEXSTATE[zzLexicalState];
+
+
+      zzForAction: {
+        while (true) {
+    
+          if (zzCurrentPosL < zzEndReadL)
+            zzInput = zzBufferL[zzCurrentPosL++];
+          else if (zzAtEOF) {
+            zzInput = YYEOF;
+            break zzForAction;
+          }
+          else {
+            // store back cached positions
+            zzCurrentPos  = zzCurrentPosL;
+            zzMarkedPos   = zzMarkedPosL;
+            boolean eof = zzRefill();
+            // get translated positions and possibly new buffer
+            zzCurrentPosL  = zzCurrentPos;
+            zzMarkedPosL   = zzMarkedPos;
+            zzBufferL      = zzBuffer;
+            zzEndReadL     = zzEndRead;
+            if (eof) {
+              zzInput = YYEOF;
+              break zzForAction;
+            }
+            else {
+              zzInput = zzBufferL[zzCurrentPosL++];
+            }
+          }
+          int zzNext = zzTransL[ zzRowMapL[zzState] + zzCMapL[zzInput] ];
+          if (zzNext == -1) break zzForAction;
+          zzState = zzNext;
+
+          int zzAttributes = zzAttrL[zzState];
+          if ( (zzAttributes & 1) == 1 ) {
+            zzAction = zzState;
+            zzMarkedPosL = zzCurrentPosL;
+            if ( (zzAttributes & 8) == 8 ) break zzForAction;
+          }
+
+        }
+      }
+
+      // store back cached position
+      zzMarkedPos = zzMarkedPosL;
+
+      switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) {
+        case 10: 
+          { if  (Settings.DEBUG) System.out.println("GVBFlex: Found float3");
+     yybegin(ITER); 
+      return new Symbol(GVBSym.FLOAT3);
+          }
+        case 15: break;
+        case 11: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: Found the dash"); 
+               yybegin(DASH);
+          }
+        case 16: break;
+        case 13: 
+          { yybegin(DASH);
+          }
+        case 17: break;
+        case 14: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: Found START OF"); 
+	   yybegin(ITER); 
+	   return new Symbol(GVBSym.FOUNDITER);
+          }
+        case 18: break;
+        case 7: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: Found the energy"); 
+   if (Settings.DEBUG) System.out.println(yytext()); 
+   yybegin(ITER5); 
+   return new Symbol(GVBSym.ENERGY, new Float(yytext()));
+          }
+        case 19: break;
+        case 6: 
+          { if  (Settings.DEBUG) System.out.println("GVBFlex: Found float4"); 
+     yybegin(ITER); 
+      return new Symbol(GVBSym.FLOAT4);
+          }
+        case 20: break;
+        case 12: 
+          { yybegin(IGNOREALL); 
+  return new Symbol(GVBSym.SCFDONE);
+          }
+        case 21: break;
+        case 9: 
+          { if  (Settings.DEBUG) System.out.println("GVBFlex: Found float2"); 
+  yybegin (ITER7); 
+   return new Symbol(GVBSym.FLOAT2);
+          }
+        case 22: break;
+        case 2: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: Found the first integer in the iteration"); 
+   if (Settings.DEBUG) System.out.println(yytext()); 
+   yybegin(ITER2); 
+   return new Symbol(GVBSym.INTCycle, new Integer(yytext()));
+          }
+        case 23: break;
+        case 8: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: ITER5"); 
+   if (Settings.DEBUG) System.out.println("GVBFlex: Found float1"); 
+   yybegin (ITER6); 
+    return new Symbol(GVBSym.FLOAT1);
+          }
+        case 24: break;
+        case 5: 
+          { if  (Settings.DEBUG) System.out.println("GVBFlex: Found float value"); 
+  yybegin(ITER);
+          }
+        case 25: break;
+        case 4: 
+          { if  (Settings.DEBUG) System.out.println("GVBFlex: Found new line");
+          }
+        case 26: break;
+        case 1: 
+          { 
+          }
+        case 27: break;
+        case 3: 
+          { if (Settings.DEBUG) System.out.println("GVBFlex: Found the second integer in the iteration");                                                                                     if (Settings.DEBUG) System.out.println(yytext());                                        yybegin(ITER4);                                                                           return new Symbol(GVBSym.INT1, new Integer(yytext()));
+          }
+        case 28: break;
+        default: 
+          if (zzInput == YYEOF && zzStartRead == zzCurrentPos) {
+            zzAtEOF = true;
+            zzDoEOF();
+              { return new java_cup.runtime.Symbol(GVBSym.EOF); }
+          } 
+          else {
+            zzScanError(ZZ_NO_MATCH);
+          }
+      }
+    }
+  }
+
+  /**
+   * Converts an int token code into the name of the
+   * token by reflection on the cup symbol class/interface sym
+   *
+   * This code was contributed by Karl Meissner <me...@yahoo.com>
+   */
+  private String getTokenName(int token) {
+    try {
+      java.lang.reflect.Field [] classFields = GVBSym.class.getFields();
+      for (int i = 0; i < classFields.length; i++) {
+        if (classFields[i].getInt(null) == token) {
+          return classFields[i].getName();
+        }
+      }
+    } catch (Exception e) {
+      e.printStackTrace(System.err);
+    }
+
+    return "UNKNOWN TOKEN";
+  }
+
+  /**
+   * Same as next_token but also prints the token to standard out
+   * for debugging.
+   *
+   * This code was contributed by Karl Meissner <me...@yahoo.com>
+   */
+  public java_cup.runtime.Symbol debug_next_token() throws java.io.IOException {
+    java_cup.runtime.Symbol s = next_token();
+    System.out.println( " --"+ yytext() + "--" + getTokenName(s.sym) + "--");
+    return s;
+  }
+
+  /**
+   * Runs the scanner on input files.
+   *
+   * This is a standalone scanner, it will print any unmatched
+   * text to System.out unchanged.
+   *
+   * @param argv   the command line, contains the filenames to run
+   *               the scanner on.
+   */
+  public static void main(String argv[]) {
+    if (argv.length == 0) {
+      System.out.println("Usage : java GVBLexer <inputfile>");
+    }
+    else {
+      for (int i = 0; i < argv.length; i++) {
+        GVBLexer scanner = null;
+        try {
+          scanner = new GVBLexer( new java.io.FileReader(argv[i]) );
+          while ( !scanner.zzAtEOF ) scanner.next_token();
+        }
+        catch (java.io.FileNotFoundException e) {
+          System.out.println("File not found : \""+argv[i]+"\"");
+        }
+        catch (java.io.IOException e) {
+          System.out.println("IO error scanning file \""+argv[i]+"\"");
+          System.out.println(e);
+        }
+        catch (Exception e) {
+          System.out.println("Unexpected exception:");
+          e.printStackTrace();
+        }
+      }
+    }
+  }
+
+
+}

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBParser.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBParser.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBParser.java
new file mode 100644
index 0000000..507da25
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBParser.java
@@ -0,0 +1,335 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gvb;
+
+
+import java_cup.runtime.lr_parser;
+import org.apache.airavata.datacat.parsers.gridchem.GridChemQueueParser;
+
+import javax.swing.*;
+import java.io.FileReader;
+import java.util.ArrayList;
+import java.util.HashMap;
+
+
+public class GVBParser extends java_cup.runtime.lr_parser implements GridChemQueueParser {
+
+  /** Default constructor. */
+  public GVBParser() {super();}
+
+  /** Constructor which sets the default scanner. */
+  public GVBParser(java_cup.runtime.Scanner s) {super(s);}
+
+    /**
+     * Constructor which uses a file reader.
+     */
+    public GVBParser(final FileReader fileReader) {
+        super(new GVBLexer(fileReader));
+    }
+  /** Production table. */
+  protected static final short[][] _production_table =
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\010\000\002\003\005\000\002\002\004\000\002\004" +
+                    "\003\000\002\005\004\000\002\005\003\000\002\010\002" +
+                    "\000\002\006\011\000\002\007\003"});
+
+  /** Access to production table. */
+  public short[][] production_table() {return _production_table;}
+
+  /** Parse-action table. */
+  protected static final short[][] _action_table = 
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\021\000\004\004\005\001\002\000\004\011\012\001" +
+                    "\002\000\004\011\uffff\001\002\000\004\002\007\001\002" +
+                    "\000\004\002\000\001\002\000\006\005\022\011\012\001" +
+                    "\002\000\006\005\ufffd\011\ufffd\001\002\000\004\006\ufffc" +
+                    "\001\002\000\004\006\014\001\002\000\004\016\016\001" +
+                    "\002\000\004\013\017\001\002\000\004\013\ufffa\001\002" +
+                    "\000\004\014\020\001\002\000\004\015\021\001\002\000" +
+                    "\006\005\ufffb\011\ufffb\001\002\000\004\002\001\001\002" +
+                    "\000\006\005\ufffe\011\ufffe\001\002"});
+
+  /** Access to parse-action table. */
+  public short[][] action_table() {return _action_table;}
+
+  /** <code>reduce_goto</code> table. */
+  protected static final short[][] _reduce_table = 
+    lr_parser.unpackFromStrings(new String[]{
+            "\000\021\000\006\003\005\004\003\001\001\000\006\005" +
+                    "\007\006\010\001\001\000\002\001\001\000\002\001\001" +
+                    "\000\002\001\001\000\004\006\022\001\001\000\002\001" +
+                    "\001\000\004\010\012\001\001\000\002\001\001\000\004" +
+                    "\007\014\001\001\000\002\001\001\000\002\001\001\000" +
+                    "\002\001\001\000\002\001\001\000\002\001\001\000\002" +
+                    "\001\001\000\002\001\001"});
+
+  /** Access to <code>reduce_goto</code> table. */
+  public short[][] reduce_table() {return _reduce_table;}
+
+  /** Instance of action encapsulation class. */
+  protected CUP$parser$actions action_obj;
+
+    //Each string is of the format
+    //energy and iteraction
+    private ArrayList<String> result = new ArrayList<String>();
+    private String tempStr = "";
+
+
+    public ArrayList<String> getResult() {
+        return result;
+    }
+
+    public void addToResult(String value) {
+        result.add(value);
+    }
+
+    public String getTempStr() {
+        return tempStr;
+    }
+
+    public void setTempStr(String s) {
+        this.tempStr = s;
+    }
+
+    /*Adding the parsed data to the hash map */
+    @Override
+    public HashMap<String, String> getParsedData() throws Exception {
+        parse();
+        HashMap<String,String> results= new HashMap<String,String>();
+        int energyCount=0;
+        int iterationCount=0;
+        for(int i=0;i<result.size();i++){
+            String singleString= result.get(i);
+            String[] temp=singleString.split(" ");
+            if(temp.length>1){
+                String keyString=temp[0];
+                String dataString=temp[1];
+                if(keyString.equals("ENERGY")){
+                    results.put("GVBParser_ENERGY_"+energyCount,dataString);
+                    energyCount++;
+                }else if(keyString.equals("ITERATION")){
+                    results.put("GVBParser_ITERATION_"+iterationCount,dataString);
+                    iterationCount++;
+                }
+            }
+        }
+        return results;
+    }
+
+  /** Action encapsulation object initializer. */
+  protected void init_actions()
+    {
+      action_obj = new CUP$parser$actions(this);
+    }
+
+  /** Invoke a user supplied parse action. */
+  public java_cup.runtime.Symbol do_action(
+    int                        act_num,
+    java_cup.runtime.lr_parser parser,
+    java.util.Stack            stack,
+    int                        top)
+    throws java.lang.Exception
+  {
+    /* call code in generated class */
+    return action_obj.CUP$parser$do_action(act_num, parser, stack, top);
+  }
+
+  /** Indicates start state. */
+  public int start_state() {return 0;}
+  /** Indicates start production. */
+  public int start_production() {return 1;}
+
+  /** <code>EOF</code> Symbol index. */
+  public int EOF_sym() {return 0;}
+
+  /** <code>error</code> Symbol index. */
+  public int error_sym() {return 1;}
+
+
+}
+
+/** Cup generated class to encapsulate user supplied action code.*/
+class CUP$parser$actions {
+
+  
+  //__________________________________ 
+  public static boolean DEBUG = true; 
+  private static JTable table;                
+  private static final String tableLabel = "SCF Intermediate Results:"; 
+// private static String cycle = "0"; 
+  
+   
+  public static JTable getTable() { 
+    return table; 
+  } 
+ 
+  public static String getTableLabel() { 
+    return tableLabel; 
+  } 
+ 
+/*  public static void main(String[] args) throws IOException { 
+     File temp = new File("temporary"); 
+     boolean append = true; 
+     try{  
+     FileWriter temp1 = new FileWriter(temp, append); 
+     PrintWriter temp2 = new PrintWriter(temp1);} 
+ 
+     catch (FileNotFoundException e)  { 
+          System.out.println("no file, dude!"); 
+       }  */ 
+//   } 
+
+  private final GVBParser GVBParser;
+
+  /** Constructor */
+  CUP$parser$actions(GVBParser GVBParser) {
+    this.GVBParser = GVBParser;
+  }
+
+  /** Method with the actual generated action code. */
+  public final java_cup.runtime.Symbol CUP$parser$do_action(
+    int                        CUP$parser$act_num,
+    java_cup.runtime.lr_parser CUP$parser$parser,
+    java.util.Stack            CUP$parser$stack,
+    int                        CUP$parser$top)
+    throws java.lang.Exception
+    {
+      /* Symbol object for return from actions */
+      java_cup.runtime.Symbol CUP$parser$result;
+
+      /* select the action based on the action number */
+      switch (CUP$parser$act_num)
+        {
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 7: // en ::= ENERGY 
+            {
+              Object RESULT = null;
+		int eleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
+		int eright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
+		Float e = (Float)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
+		 //___________________________________________________________________
+   if (DEBUG) System.out.println("CUP:gscfa:scfcycle:  ENERGY "+e);
+   GVBParser.addToResult("ENERGY "+e);
+//   temp2.println(e);
+//  parseSCF.putField("iteration "+cycle, "energy", e);
+
+              CUP$parser$result = new java_cup.runtime.Symbol(5/*en*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 6: // scfcycle ::= INTCycle NT$0 INT1 en FLOAT1 FLOAT2 FLOAT3 
+            {
+              Object RESULT = null;
+              // propagate RESULT from NT$0
+              if ( ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-5)).value != null )
+                RESULT = (Object) ((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-5)).value;
+		int cleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-6)).left;
+		int cright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-6)).right;
+		Integer c = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-6)).value;
+
+              CUP$parser$result = new java_cup.runtime.Symbol(4/*scfcycle*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-6)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 5: // NT$0 ::= 
+            {
+              Object RESULT = null;
+		int cleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left;
+		int cright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right;
+		Integer c = (Integer)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-0)).value;
+ //___________________________________________________________________ 
+   if (DEBUG) System.out.println("CUP:gscfa:scfcycle:  ITERATION "+c);
+  GVBParser.addToResult("ITERATION "+c);
+//  temp2.print(c); 
+//   temp2.print(" ");  
+//  cycle = c; 
+  
+//  parseSCF.putField("iteration "+cycle, cycle); 
+ 
+              CUP$parser$result = new java_cup.runtime.Symbol(6/*NT$0*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 4: // scfpat ::= scfcycle 
+            {
+              Object RESULT = null;
+
+              CUP$parser$result = new java_cup.runtime.Symbol(3/*scfpat*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 3: // scfpat ::= scfpat scfcycle 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa: in scfpat"); 
+              CUP$parser$result = new java_cup.runtime.Symbol(3/*scfpat*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 2: // scfintro ::= FOUNDITER 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa:  found start of SCF Iteration"); 
+              CUP$parser$result = new java_cup.runtime.Symbol(2/*scfintro*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 1: // $START ::= startpt EOF 
+            {
+              Object RESULT = null;
+		int start_valleft = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left;
+		int start_valright = ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).right;
+		Object start_val = (Object)((java_cup.runtime.Symbol) CUP$parser$stack.elementAt(CUP$parser$top-1)).value;
+		RESULT = start_val;
+              CUP$parser$result = new java_cup.runtime.Symbol(0/*$START*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-1)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          /* ACCEPT */
+          CUP$parser$parser.done_parsing();
+          return CUP$parser$result;
+
+          /*. . . . . . . . . . . . . . . . . . . .*/
+          case 0: // startpt ::= scfintro scfpat SCFDONE 
+            {
+              Object RESULT = null;
+		 if (DEBUG) System.out.println("CUP:gscfa:  end of parse tree ");  
+ 	       table = new JTable(); 
+	 
+//       table = parseSCF.getTable(); 
+ 	     
+              CUP$parser$result = new java_cup.runtime.Symbol(1/*startpt*/, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-2)).left, ((java_cup.runtime.Symbol)CUP$parser$stack.elementAt(CUP$parser$top-0)).right, RESULT);
+            }
+          return CUP$parser$result;
+
+          /* . . . . . .*/
+          default:
+            throw new Exception(
+               "Invalid action number found in internal parse table");
+
+        }
+    }
+}
+

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBSym.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBSym.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBSym.java
new file mode 100644
index 0000000..b398de2
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/gvb/GVBSym.java
@@ -0,0 +1,45 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.gvb;
+//----------------------------------------------------
+// The following code was generated by CUP v0.10k
+// Thu Sep 11 18:26:09 IST 2014
+//----------------------------------------------------
+
+/** CUP generated class containing symbol constants. */
+public class GVBSym {
+  /* terminals */
+  public static final int INTCycle = 7;
+  public static final int ENERGY = 12;
+  public static final int EOF = 0;
+  public static final int INT3 = 6;
+  public static final int INT2 = 5;
+  public static final int INT1 = 4;
+  public static final int error = 1;
+  public static final int FLOAT4 = 13;
+  public static final int FLOAT3 = 11;
+  public static final int FLOAT2 = 10;
+  public static final int SCFDONE = 3;
+  public static final int FLOAT1 = 9;
+  public static final int FOUNDITER = 2;
+  public static final int FLOAT = 8;
+}
+

http://git-wip-us.apache.org/repos/asf/airavata-sandbox/blob/4231ac35/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/inchi/InChI.java
----------------------------------------------------------------------
diff --git a/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/inchi/InChI.java b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/inchi/InChI.java
new file mode 100644
index 0000000..9c2dd80
--- /dev/null
+++ b/datacat/parsers/src/main/java/org/apache/airavata/datacat/parsers/gridchem/inchi/InChI.java
@@ -0,0 +1,47 @@
+/*
+*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*
+*/
+package org.apache.airavata.datacat.parsers.gridchem.inchi;
+
+public class InChI {
+    private String inchi;
+    private String inchiKey;
+
+    public InChI(String inchi, String inchiKey) {
+        this.inchi = inchi;
+        this.inchiKey = inchiKey;
+    }
+
+    public String getInchiKey() {
+        return inchiKey;
+    }
+
+    public void setInchiKey(String inchiKey) {
+        this.inchiKey = inchiKey;
+    }
+
+    public String getInchi() {
+        return inchi;
+    }
+
+    public void setInchi(String inchi) {
+        this.inchi = inchi;
+    }
+}