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Posted to commits@vxquery.apache.org by pr...@apache.org on 2012/08/28 01:09:37 UTC

svn commit: r1377908 - in /incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery: datamodel/util/ functions/ runtime/functions/datetime/

Author: prestonc
Date: Mon Aug 27 23:09:37 2012
New Revision: 1377908

URL: http://svn.apache.org/viewvc?rev=1377908&view=rev
Log:
Added the adjust function for timezone.

Added:
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java   (with props)
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java   (with props)
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustTimeToTimezoneScalarEvaluatorFactory.java   (with props)
Modified:
    incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/datamodel/util/DateTime.java
    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/datamodel/util/DateTime.java
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/datamodel/util/DateTime.java?rev=1377908&r1=1377907&r2=1377908&view=diff
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/datamodel/util/DateTime.java (original)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/datamodel/util/DateTime.java Mon Aug 27 23:09:37 2012
@@ -99,7 +99,8 @@ public class DateTime {
     /**
      * Return a normalized time.
      */
-    public static void normalizeDateTime(long yearMonth, long dayTime, DataOutput dOut) throws IOException {
+    public static void normalizeDateTime(long yearMonth, long dayTime, long timezoneHour, long timezoneMinute,
+            DataOutput dOut) throws IOException {
         long[] monthDayLimits;
 
         long day = dayTime / CHRONON_OF_DAY;
@@ -119,6 +120,11 @@ public class DateTime {
             if (day < DateTime.FIELD_MINS[DateTime.DAY_FIELD_INDEX]) {
                 // Too small
                 --month;
+                if (month < DateTime.FIELD_MINS[DateTime.MONTH_FIELD_INDEX]) {
+                    // Too small
+                    month = DateTime.FIELD_MAXS[DateTime.MONTH_FIELD_INDEX];
+                    --year;
+                }
                 day += monthDayLimits[(int) month - 1];
             }
             if (day > monthDayLimits[(int) month - 1]) {
@@ -144,8 +150,8 @@ public class DateTime {
         dOut.writeByte((byte) hour);
         dOut.writeByte((byte) minute);
         dOut.writeInt((int) millisecond);
-        dOut.writeByte((byte) 0);
-        dOut.writeByte((byte) 0);
+        dOut.writeByte((byte) timezoneHour);
+        dOut.writeByte((byte) timezoneMinute);
     }
 
     public static void getTimezoneDateTime(ITimezone timezonep, DynamicContext dCtx, DataOutput dOut)
@@ -163,9 +169,28 @@ public class DateTime {
             timezoneHour = timezonep.getTimezoneHour();
             timezoneMinute = timezonep.getTimezoneMinute();
         }
-        long dayTime = timezonep.getDayTime() - (timezoneHour * DateTime.CHRONON_OF_HOUR + timezoneMinute
-                * DateTime.CHRONON_OF_HOUR);
+        long dayTime = timezonep.getDayTime()
+                - (timezoneHour * DateTime.CHRONON_OF_HOUR + timezoneMinute * DateTime.CHRONON_OF_HOUR);
         DateTime.normalizeDateTime(timezonep.getYearMonth(), dayTime, dOut);
     }
 
+    public static void adjustDateTimeToTimezone(ITimezone timezonep, long timezone, DataOutput dOut) throws IOException {
+        long timezoneHour = timezone / 60;
+        long timezoneMinute = timezone % 60;
+        long dayTime = timezonep.getDayTime();
+        if (timezonep.getTimezoneHour() == DateTime.TIMEZONE_HOUR_NULL
+                || timezonep.getTimezoneMinute() == DateTime.TIMEZONE_MINUTE_NULL) {
+            // No change.
+        } else {
+            dayTime -= (timezonep.getTimezoneHour() * DateTime.CHRONON_OF_HOUR + timezonep.getTimezoneMinute()
+                    * DateTime.CHRONON_OF_MINUTE);
+            dayTime += (timezoneHour * DateTime.CHRONON_OF_HOUR + timezoneMinute * DateTime.CHRONON_OF_MINUTE);
+        }
+        DateTime.normalizeDateTime(timezonep.getYearMonth(), dayTime, timezoneHour, timezoneMinute, dOut);
+    }
+
+    public static void normalizeDateTime(long yearMonth, long dayTime, DataOutput dOut) throws IOException {
+        normalizeDateTime(yearMonth, dayTime, 0, 0, dOut);
+    }
+
 }

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=1377908&r1=1377907&r2=1377908&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 Mon Aug 27 23:09:37 2012
@@ -26,6 +26,7 @@
     <function name="fn:adjust-date-to-timezone">
         <param name="arg" type="xs:date?"/>
         <return type="xs:date?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustDateToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:adjust-date-to-timezone( $arg as xs:date?, $timezone as xs:dayTimeDuration?)  as xs:date? -->
@@ -33,12 +34,14 @@
         <param name="arg" type="xs:date?"/>
         <param name="timezone" type="xs:dayTimeDuration?"/>
         <return type="xs:date?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustDateToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:adjust-dateTime-to-timezone( $arg as xs:dateTime?)  as xs:dateTime? -->
     <function name="fn:adjust-dateTime-to-timezone">
         <param name="arg" type="xs:dateTime?"/>
         <return type="xs:dateTime?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustDateTimeToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:adjust-dateTime-to-timezone( $arg as xs:dateTime?, $timezone as xs:dayTimeDuration?)  as xs:dateTime? -->
@@ -46,12 +49,14 @@
         <param name="arg" type="xs:dateTime?"/>
         <param name="timezone" type="xs:dayTimeDuration?"/>
         <return type="xs:dateTime?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustDateTimeToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:adjust-time-to-timezone( $arg as xs:time?) as  xs:time? -->
     <function name="fn:adjust-time-to-timezone">
         <param name="arg" type="xs:time?"/>
         <return type="xs:time?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustTimeToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:adjust-time-to-timezone( $arg as xs:time?, $timezone as xs:dayTimeDuration?)  as xs:time? -->
@@ -59,6 +64,7 @@
         <param name="arg" type="xs:time?"/>
         <param name="timezone" type="xs:dayTimeDuration?"/>
         <return type="xs:time?"/>
+        <runtime type="scalar" class="org.apache.vxquery.runtime.functions.datetime.FnAdjustTimeToTimezoneScalarEvaluatorFactory"/>
     </function>
 
     <!-- fn:avg($arg as  xs:anyAtomicType*) as xs:anyAtomicType? -->

Added: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java?rev=1377908&view=auto
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java (added)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java Mon Aug 27 23:09:37 2012
@@ -0,0 +1,78 @@
+package org.apache.vxquery.runtime.functions.datetime;
+
+import java.io.DataOutput;
+import java.io.IOException;
+
+import org.apache.vxquery.context.DynamicContext;
+import org.apache.vxquery.datamodel.accessors.TaggedValuePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDateTimePointable;
+import org.apache.vxquery.datamodel.util.DateTime;
+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 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.LongPointable;
+import edu.uci.ics.hyracks.data.std.util.ArrayBackedValueStorage;
+
+public class FnAdjustDateTimeToTimezoneScalarEvaluatorFactory extends AbstractTaggedValueArgumentScalarEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    public FnAdjustDateTimeToTimezoneScalarEvaluatorFactory(IScalarEvaluatorFactory[] args) {
+        super(args);
+    }
+
+    @Override
+    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
+            throws AlgebricksException {
+        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();
+        final XSDateTimePointable datetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        final XSDateTimePointable ctxDatetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
+        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
+        final DataOutput dOutInner = abvsInner.getDataOutput();
+
+        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
+            @Override
+            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
+                dCtx.getCurrentDateTime(ctxDatetimep);
+                TaggedValuePointable tvp1 = args[0];
+                if (tvp1.getTag() != ValueTag.XS_DATETIME_TAG) {
+                    throw new SystemException(ErrorCode.FORG0006);
+                }
+                tvp1.getValue(datetimep);
+
+                // Second argument is optional and will used the dynamic context if not supplied.
+                long tz;
+                if (args.length == 2) {
+                    TaggedValuePointable tvp2 = args[1];
+                    if (tvp2.getTag() == ValueTag.XS_DAY_TIME_DURATION_TAG) {
+                        tvp2.getValue(longp);
+                        if (Math.abs(longp.getLong()) > DateTime.CHRONON_OF_HOUR * 14) {
+                            throw new SystemException(ErrorCode.FODT0003);
+                        }
+                        tz = longp.getLong() / DateTime.CHRONON_OF_MINUTE;
+                    } else {
+                        throw new SystemException(ErrorCode.FORG0006);
+                    }
+                } else {
+                    tz = ctxDatetimep.getTimezoneHour() * 60 + ctxDatetimep.getTimezoneMinute();
+                }
+
+                try {
+                    abvsInner.reset();
+                    DateTime.adjustDateTimeToTimezone(datetimep, tz, dOutInner);
+                    result.set(abvsInner);
+                } catch (IOException e) {
+                    throw new SystemException(ErrorCode.SYSE0001, e);
+                }
+            }
+        };
+    }
+}

Propchange: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateTimeToTimezoneScalarEvaluatorFactory.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java?rev=1377908&view=auto
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java (added)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java Mon Aug 27 23:09:37 2012
@@ -0,0 +1,93 @@
+package org.apache.vxquery.runtime.functions.datetime;
+
+import java.io.DataOutput;
+import java.io.IOException;
+
+import org.apache.vxquery.context.DynamicContext;
+import org.apache.vxquery.datamodel.accessors.TaggedValuePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDatePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDateTimePointable;
+import org.apache.vxquery.datamodel.util.DateTime;
+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 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.LongPointable;
+import edu.uci.ics.hyracks.data.std.util.ArrayBackedValueStorage;
+
+public class FnAdjustDateToTimezoneScalarEvaluatorFactory extends AbstractTaggedValueArgumentScalarEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    public FnAdjustDateToTimezoneScalarEvaluatorFactory(IScalarEvaluatorFactory[] args) {
+        super(args);
+    }
+
+    @Override
+    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
+            throws AlgebricksException {
+        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();
+        final XSDatePointable datep = (XSDatePointable) XSDatePointable.FACTORY.createPointable();
+        final XSDateTimePointable ctxDatetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
+        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
+        final DataOutput dOutInner = abvsInner.getDataOutput();
+        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
+        final DataOutput dOut = abvs.getDataOutput();
+
+        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
+            @Override
+            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
+                dCtx.getCurrentDateTime(ctxDatetimep);
+                TaggedValuePointable tvp1 = args[0];
+                if (tvp1.getTag() != ValueTag.XS_DATE_TAG) {
+                    throw new SystemException(ErrorCode.FORG0006);
+                }
+                tvp1.getValue(datep);
+
+                // Second argument is optional and will used the dynamic context if not supplied.
+                long tz;
+                if (args.length == 2) {
+                    TaggedValuePointable tvp2 = args[1];
+                    if (tvp2.getTag() == ValueTag.XS_DAY_TIME_DURATION_TAG) {
+                        tvp2.getValue(longp);
+                        if (Math.abs(longp.getLong()) > DateTime.CHRONON_OF_HOUR * 14) {
+                            throw new SystemException(ErrorCode.FODT0003);
+                        }
+                        tz = longp.getLong() / DateTime.CHRONON_OF_MINUTE;
+                    } else {
+                        throw new SystemException(ErrorCode.FORG0006);
+                    }
+                } else {
+                    tz = ctxDatetimep.getTimezoneHour() * 60 + ctxDatetimep.getTimezoneMinute();
+                }
+
+                try {
+                    abvs.reset();
+                    abvsInner.reset();
+                    DateTime.adjustDateTimeToTimezone(datep, tz, dOutInner);
+
+                    byte[] bytes = abvsInner.getByteArray();
+                    int startOffset = abvsInner.getStartOffset() + 1;
+                    // Convert to date.
+                    bytes[startOffset + XSDatePointable.TIMEZONE_HOUR_OFFSET] = bytes[startOffset
+                            + XSDateTimePointable.TIMEZONE_HOUR_OFFSET];
+                    bytes[startOffset + XSDatePointable.TIMEZONE_MINUTE_OFFSET] = bytes[startOffset
+                            + XSDateTimePointable.TIMEZONE_MINUTE_OFFSET];
+                    dOut.write(ValueTag.XS_DATE_TAG);
+                    dOut.write(bytes, startOffset, XSDatePointable.TYPE_TRAITS.getFixedLength());
+
+                    result.set(abvs);
+                } catch (IOException e) {
+                    throw new SystemException(ErrorCode.SYSE0001, e);
+                }
+            }
+        };
+    }
+}

Propchange: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustDateToTimezoneScalarEvaluatorFactory.java
------------------------------------------------------------------------------
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Added: incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustTimeToTimezoneScalarEvaluatorFactory.java
URL: http://svn.apache.org/viewvc/incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustTimeToTimezoneScalarEvaluatorFactory.java?rev=1377908&view=auto
==============================================================================
--- incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustTimeToTimezoneScalarEvaluatorFactory.java (added)
+++ incubator/vxquery/trunk/vxquery/vxquery-core/src/main/java/org/apache/vxquery/runtime/functions/datetime/FnAdjustTimeToTimezoneScalarEvaluatorFactory.java Mon Aug 27 23:09:37 2012
@@ -0,0 +1,97 @@
+package org.apache.vxquery.runtime.functions.datetime;
+
+import java.io.DataOutput;
+import java.io.IOException;
+
+import org.apache.vxquery.context.DynamicContext;
+import org.apache.vxquery.datamodel.accessors.TaggedValuePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSDateTimePointable;
+import org.apache.vxquery.datamodel.accessors.atomic.XSTimePointable;
+import org.apache.vxquery.datamodel.util.DateTime;
+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 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.LongPointable;
+import edu.uci.ics.hyracks.data.std.util.ArrayBackedValueStorage;
+
+public class FnAdjustTimeToTimezoneScalarEvaluatorFactory extends AbstractTaggedValueArgumentScalarEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    public FnAdjustTimeToTimezoneScalarEvaluatorFactory(IScalarEvaluatorFactory[] args) {
+        super(args);
+    }
+
+    @Override
+    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
+            throws AlgebricksException {
+        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();
+        final XSTimePointable timep = (XSTimePointable) XSTimePointable.FACTORY.createPointable();
+        final XSDateTimePointable datetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        final XSDateTimePointable ctxDatetimep = (XSDateTimePointable) XSDateTimePointable.FACTORY.createPointable();
+        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
+        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
+        final DataOutput dOutInner = abvsInner.getDataOutput();
+        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
+        final DataOutput dOut = abvs.getDataOutput();
+
+        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
+            @Override
+            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
+                dCtx.getCurrentDateTime(ctxDatetimep);
+                TaggedValuePointable tvp1 = args[0];
+                if (tvp1.getTag() != ValueTag.XS_TIME_TAG) {
+                    throw new SystemException(ErrorCode.FORG0006);
+                }
+                tvp1.getValue(timep);
+
+                // Second argument is optional and will used the dynamic context if not supplied.
+                long tz;
+                if (args.length == 2) {
+                    TaggedValuePointable tvp2 = args[1];
+                    if (tvp2.getTag() == ValueTag.XS_DAY_TIME_DURATION_TAG) {
+                        tvp2.getValue(longp);
+                        if (Math.abs(longp.getLong()) > DateTime.CHRONON_OF_HOUR * 14) {
+                            throw new SystemException(ErrorCode.FODT0003);
+                        }
+                        tz = longp.getLong() / DateTime.CHRONON_OF_MINUTE;
+                    } else {
+                        throw new SystemException(ErrorCode.FORG0006);
+                    }
+                } else {
+                    tz = ctxDatetimep.getTimezoneHour() * 60 + ctxDatetimep.getTimezoneMinute();
+                }
+
+                try {
+                    abvs.reset();
+                    abvsInner.reset();
+                    // Convert to DateTime to help have a good date.
+                    datetimep.set(abvsInner.getByteArray(), abvsInner.getStartOffset(),
+                            XSDateTimePointable.TYPE_TRAITS.getFixedLength());
+                    datetimep.setDateTime(1970, 1, 1, timep.getHour(), timep.getMinute(), timep.getMilliSecond(),
+                            timep.getTimezoneHour(), timep.getTimezoneMinute());
+
+                    DateTime.adjustDateTimeToTimezone(datetimep, tz, dOutInner);
+
+                    byte[] bytes = abvsInner.getByteArray();
+                    int startOffset = abvsInner.getStartOffset() + 1;
+                    // Convert to time.
+                    dOut.write(ValueTag.XS_TIME_TAG);
+                    dOut.write(bytes, startOffset + XSDateTimePointable.HOUR_OFFSET,
+                            XSTimePointable.TYPE_TRAITS.getFixedLength());
+
+                    result.set(abvs);
+                } catch (IOException e) {
+                    throw new SystemException(ErrorCode.SYSE0001, e);
+                }
+            }
+        };
+    }
+}

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