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Posted to commits@vxquery.apache.org by pr...@apache.org on 2012/08/29 03:06:22 UTC

svn commit: r1378411 - in /incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery: functions/builtin-functions.xml runtime/functions/strings/FnStringScalarEvaluatorFactory.java

Author: prestonc
Date: Wed Aug 29 01:06:21 2012
New Revision: 1378411

URL: http://svn.apache.org/viewvc?rev=1378411&view=rev
Log:
Added fn:string.

Added:
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java   (with props)
Modified:
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/functions/builtin-functions.xml

Modified: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/functions/builtin-functions.xml
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/functions/builtin-functions.xml?rev=1378411&r1=1378410&r2=1378411&view=diff
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/functions/builtin-functions.xml (original)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/functions/builtin-functions.xml Wed Aug 29 01:06:21 2012
@@ -824,6 +824,7 @@
     <function name="fn:string">
         <param name="arg" type="item()?"/>
         <return type="xs:string"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.strings.FnStringScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:string-join($arg1  as xs:string*, $arg2 as xs:string)  as xs:string -->

Added: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java?rev=1378411&view=auto
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java (added)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java Wed Aug 29 01:06:21 2012
@@ -0,0 +1,167 @@
+package org.apache.vxquery.runtime.functions.strings;
+
+import java.io.DataOutput;
+import java.io.IOException;
+
+import org.apache.vxquery.datamodel.accessors.TaggedValuePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSBinaryPointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDatePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDateTimePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDecimalPointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDurationPointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSQNamePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSTimePointable;
+import org.apache.vxquery.datamodel.values.ValueTag;
+import org.apache.vxquery.exceptions.ErrorCode;
+import org.apache.vxquery.exceptions.SystemException;
+import org.apache.vxquery.runtime.functions.base.AbstractTaggedValueArgumentScalarEvaluator;
+import org.apache.vxquery.runtime.functions.base.AbstractTaggedValueArgumentScalarEvaluatorFactory;
+import org.apache.vxquery.runtime.functions.cast.CastToStringOperation;
+
+import edu.uci.ics.hyracks.algebricks.common.exceptions.AlgebricksException;
+import edu.uci.ics.hyracks.algebricks.runtime.base.IScalarEvaluator;
+import edu.uci.ics.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory;
+import edu.uci.ics.hyracks.api.context.IHyracksTaskContext;
+import edu.uci.ics.hyracks.data.std.api.IPointable;
+import edu.uci.ics.hyracks.data.std.primitive.BooleanPointable;
+import edu.uci.ics.hyracks.data.std.primitive.BytePointable;
+import edu.uci.ics.hyracks.data.std.primitive.DoublePointable;
+import edu.uci.ics.hyracks.data.std.primitive.FloatPointable;
+import edu.uci.ics.hyracks.data.std.primitive.IntegerPointable;
+import edu.uci.ics.hyracks.data.std.primitive.LongPointable;
+import edu.uci.ics.hyracks.data.std.primitive.ShortPointable;
+import edu.uci.ics.hyracks.data.std.primitive.UTF8StringPointable;
+import edu.uci.ics.hyracks.data.std.util.ArrayBackedValueStorage;
+
+public class FnStringScalarEvaluatorFactory extends AbstractTaggedValueArgumentScalarEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    public FnStringScalarEvaluatorFactory(IScalarEvaluatorFactory[] args) {
+        super(args);
+    }
+
+    @Override
+    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
+            throws AlgebricksException {
+        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
+        final DataOutput dOut = abvs.getDataOutput();
+        final CastToStringOperation castToString = new CastToStringOperation();
+        final TypedPointables tp = new TypedPointables();
+
+        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
+            @Override
+            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
+                TaggedValuePointable tvp1 = args[0];
+                try {
+                    abvs.reset();
+                    switch (tvp1.getTag()) {
+                        case ValueTag.XS_ANY_URI_TAG:
+                        case ValueTag.XS_STRING_TAG:
+                        case ValueTag.XS_UNTYPED_ATOMIC_TAG:
+                            tvp1.getValue(tp.utf8sp);
+                            castToString.convertAnyURI(tp.utf8sp, dOut);
+                            break;
+                        case ValueTag.XS_BASE64_BINARY_TAG:
+                        case ValueTag.XS_HEX_BINARY_TAG:
+                            tvp1.getValue(tp.binaryp);
+                            castToString.convertBase64Binary(tp.binaryp, dOut);
+                            break;
+                        case ValueTag.XS_BOOLEAN_TAG:
+                            tvp1.getValue(tp.boolp);
+                            castToString.convertBoolean(tp.boolp, dOut);
+                            break;
+                        case ValueTag.XS_DATETIME_TAG:
+                            tvp1.getValue(tp.datetimep);
+                            castToString.convertDatetime(tp.datetimep, dOut);
+                            break;
+                        case ValueTag.XS_DAY_TIME_DURATION_TAG:
+                        case ValueTag.XS_INTEGER_TAG:
+                        case ValueTag.XS_NON_POSITIVE_INTEGER_TAG:
+                        case ValueTag.XS_NEGATIVE_INTEGER_TAG:
+                        case ValueTag.XS_LONG_TAG:
+                        case ValueTag.XS_NON_NEGATIVE_INTEGER_TAG:
+                        case ValueTag.XS_UNSIGNED_LONG_TAG:
+                        case ValueTag.XS_POSITIVE_INTEGER_TAG:
+                        case ValueTag.XS_UNSIGNED_INT_TAG:
+                            tvp1.getValue(tp.longp);
+                            castToString.convertDTDuration(tp.longp, dOut);
+                            break;
+                        case ValueTag.XS_DURATION_TAG:
+                            tvp1.getValue(tp.durationp);
+                            castToString.convertDuration(tp.durationp, dOut);
+                            break;
+                        case ValueTag.XS_DATE_TAG:
+                        case ValueTag.XS_G_DAY_TAG:
+                        case ValueTag.XS_G_MONTH_DAY_TAG:
+                        case ValueTag.XS_G_MONTH_TAG:
+                        case ValueTag.XS_G_YEAR_MONTH_TAG:
+                        case ValueTag.XS_G_YEAR_TAG:
+                            tvp1.getValue(tp.datep);
+                            castToString.convertDate(tp.datep, dOut);
+                            break;
+                        case ValueTag.XS_QNAME_TAG:
+                            tvp1.getValue(tp.qnamep);
+                            castToString.convertQName(tp.qnamep, dOut);
+                            break;
+                        case ValueTag.XS_TIME_TAG:
+                            tvp1.getValue(tp.timep);
+                            castToString.convertTime(tp.timep, dOut);
+                            break;
+                        case ValueTag.XS_YEAR_MONTH_DURATION_TAG:
+                        case ValueTag.XS_INT_TAG:
+                        case ValueTag.XS_UNSIGNED_SHORT_TAG:
+                            tvp1.getValue(tp.intp);
+                            castToString.convertYMDuration(tp.intp, dOut);
+                            break;
+                        case ValueTag.XS_DECIMAL_TAG:
+                            tvp1.getValue(tp.decp);
+                            castToString.convertDecimal(tp.decp, dOut);
+                            break;
+                        case ValueTag.XS_DOUBLE_TAG:
+                            tvp1.getValue(tp.doublep);
+                            castToString.convertDouble(tp.doublep, dOut);
+                            break;
+                        case ValueTag.XS_FLOAT_TAG:
+                            tvp1.getValue(tp.floatp);
+                            castToString.convertFloat(tp.floatp, dOut);
+                            break;
+                        case ValueTag.XS_SHORT_TAG:
+                        case ValueTag.XS_UNSIGNED_BYTE_TAG:
+                            tvp1.getValue(tp.shortp);
+                            castToString.convertShort(tp.shortp, dOut);
+                            break;
+                        case ValueTag.XS_BYTE_TAG:
+                            tvp1.getValue(tp.bytep);
+                            castToString.convertByte(tp.bytep, dOut);
+                            break;
+                        default:
+                            throw new SystemException(ErrorCode.XPDY0002);
+                    }
+
+                    result.set(abvs);
+                } catch (IOException e) {
+                    throw new SystemException(ErrorCode.SYSE0001, e);
+                }
+            }
+
+        };
+    }
+
+    private static class TypedPointables {
+        BooleanPointable boolp = (BooleanPointable) BooleanPointable.FACTORY.createPointable();
+        BytePointable bytep = (BytePointable) BytePointable.FACTORY.createPointable();
+        DoublePointable doublep = (DoublePointable) DoublePointable.FACTORY.createPointable();
+        FloatPointable floatp = (FloatPointable) FloatPointable.FACTORY.createPointable();
+        IntegerPointable intp = (IntegerPointable) IntegerPointable.FACTORY.createPointable();
+        LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
+        ShortPointable shortp = (ShortPointable) ShortPointable.FACTORY.createPointable();
+        UTF8StringPointable utf8sp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
+        XSBinaryPointable binaryp = (XSBinaryPointable) XSBinaryPointable.FACTORY.createPointable();
+        XSDatePointable datep = (XSDatePointable) XSDatePointable.FACTORY.createPointable();
+        XSDateTimePointable datetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        XSDecimalPointable decp = (XSDecimalPointable) XSDecimalPointable.FACTORY.createPointable();
+        XSDurationPointable durationp = (XSDurationPointable) XSDurationPointable.FACTORY.createPointable();
+        XSTimePointable timep = (XSTimePointable) XSTimePointable.FACTORY.createPointable();
+        XSQNamePointable qnamep = (XSQNamePointable) XSQNamePointable.FACTORY.createPointable();
+    }
+}

Propchange: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/strings/FnStringScalarEvaluatorFactory.java
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