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Posted to server-dev@james.apache.org by no...@apache.org on 2010/09/15 12:31:11 UTC

svn commit: r997266 - in /james/imap/trunk: api/src/main/java/org/apache/james/imap/api/message/ message/src/main/java/org/apache/james/imap/decode/base/ message/src/test/java/org/apache/james/imap/decode/main/

Author: norman
Date: Wed Sep 15 10:31:11 2010
New Revision: 997266

URL: http://svn.apache.org/viewvc?rev=997266&view=rev
Log:
Correct parsing of sequence-set / id-ranges (IMAP-212)

Added:
    james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/
    james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/IdRangeParseTest.java
Modified:
    james/imap/trunk/api/src/main/java/org/apache/james/imap/api/message/IdRange.java
    james/imap/trunk/message/src/main/java/org/apache/james/imap/decode/base/AbstractImapCommandParser.java

Modified: james/imap/trunk/api/src/main/java/org/apache/james/imap/api/message/IdRange.java
URL: http://svn.apache.org/viewvc/james/imap/trunk/api/src/main/java/org/apache/james/imap/api/message/IdRange.java?rev=997266&r1=997265&r2=997266&view=diff
==============================================================================
--- james/imap/trunk/api/src/main/java/org/apache/james/imap/api/message/IdRange.java (original)
+++ james/imap/trunk/api/src/main/java/org/apache/james/imap/api/message/IdRange.java Wed Sep 15 10:31:11 2010
@@ -20,7 +20,7 @@
 package org.apache.james.imap.api.message;
 
 /**
- * Represents a range of UID values.
+ * Represents a range of UID or MSN values.
  */
 public class IdRange {
 
@@ -46,8 +46,14 @@ public class IdRange {
         return _highVal;
     }
 
-    public boolean includes(long uid) {
-        return _lowVal <= uid && uid <= _highVal;
+    /**
+     * Return true if the {@link IdRange} includes the given value
+     * 
+     * @param value
+     * @return include
+     */
+    public boolean includes(long value) {
+        return _lowVal <= value && value <= _highVal;
     }
 
     /**

Modified: james/imap/trunk/message/src/main/java/org/apache/james/imap/decode/base/AbstractImapCommandParser.java
URL: http://svn.apache.org/viewvc/james/imap/trunk/message/src/main/java/org/apache/james/imap/decode/base/AbstractImapCommandParser.java?rev=997266&r1=997265&r2=997266&view=diff
==============================================================================
--- james/imap/trunk/message/src/main/java/org/apache/james/imap/decode/base/AbstractImapCommandParser.java (original)
+++ james/imap/trunk/message/src/main/java/org/apache/james/imap/decode/base/AbstractImapCommandParser.java Wed Sep 15 10:31:11 2010
@@ -589,6 +589,13 @@ public abstract class AbstractImapComman
         return (IdRange[]) rangeList.toArray(new IdRange[rangeList.size()]);
     }
 
+    /**
+     * Parse a range which use a ":" as delimiter
+     * 
+     * @param range
+     * @return idRange
+     * @throws DecodingException
+     */
     private IdRange parseRange(String range) throws DecodingException {
         int pos = range.indexOf(':');
         try {
@@ -596,9 +603,16 @@ public abstract class AbstractImapComman
                 long value = parseLong(range);
                 return new IdRange(value);
             } else {
-                long lowVal = parseLong(range.substring(0, pos));
-                long highVal = parseLong(range.substring(pos + 1));
-                return new IdRange(lowVal, highVal);
+            	
+            	// Make sure we detect the low and high value 
+            	// See https://issues.apache.org/jira/browse/IMAP-212
+                long val1 = parseLong(range.substring(0, pos));
+                long val2 = parseLong(range.substring(pos + 1));
+                if (val1 <= val2) {
+                	return new IdRange(val1, val2);
+                } else {
+                	return new IdRange(val2, val1);
+                }
             }
         } catch (NumberFormatException e) {
             throw new DecodingException(HumanReadableText.ILLEGAL_ARGUMENTS, "Invalid message set.", e);

Added: james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/IdRangeParseTest.java
URL: http://svn.apache.org/viewvc/james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/IdRangeParseTest.java?rev=997266&view=auto
==============================================================================
--- james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/IdRangeParseTest.java (added)
+++ james/imap/trunk/message/src/test/java/org/apache/james/imap/decode/main/IdRangeParseTest.java Wed Sep 15 10:31:11 2010
@@ -0,0 +1,82 @@
+/****************************************************************
+ * 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.james.imap.decode.main;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+
+import org.apache.commons.logging.Log;
+import org.apache.james.imap.api.ImapCommand;
+import org.apache.james.imap.api.ImapMessage;
+import org.apache.james.imap.api.message.IdRange;
+import org.apache.james.imap.decode.DecodingException;
+import org.apache.james.imap.decode.ImapRequestLineReader;
+import org.apache.james.imap.decode.ImapRequestStreamLineReader;
+import org.apache.james.imap.decode.base.AbstractImapCommandParser;
+import org.junit.Test;
+
+public class IdRangeParseTest  {
+
+	private final AbstractImapCommandParser parser = new AbstractImapCommandParser(null) {
+
+		@Override
+		protected ImapMessage decode(ImapCommand command,
+				ImapRequestLineReader request, String tag, Log logger)
+				throws DecodingException {
+			return null;
+		}
+		
+	};
+	
+	
+	/**
+	 * Test for https://issues.apache.org/jira/browse/IMAP-212
+	 * @throws DecodingException
+	 */
+	@Test
+	public void testRangeInRandomOrder() throws DecodingException {
+		int val1 = 1;
+		int val2 = 3;
+		
+		IdRange[] ranges1 = ranges(rangeAsString(val1, val2));
+		assertEquals(1, ranges1.length);
+		assertEquals(val1, ranges1[0].getLowVal());
+		assertEquals(val2, ranges1[0].getHighVal());
+		
+		IdRange[] ranges2 = ranges(rangeAsString(val2, val1));
+		assertEquals(1, ranges2.length);
+		assertEquals(val1, ranges2[0].getLowVal());
+		assertEquals(val2, ranges2[0].getHighVal());
+	}
+	
+	private String rangeAsString(int val1, int val2) {
+		return val1 + ":" + val2;
+	}
+	
+	private IdRange[] ranges(String rangesAsString) throws DecodingException {
+
+        ImapRequestLineReader reader = new ImapRequestStreamLineReader(
+                new ByteArrayInputStream((rangesAsString + "\r\n").getBytes()),
+                new ByteArrayOutputStream());
+        
+		return parser.parseIdRange(reader);
+	}
+}



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