Author: gk
Date: Thu Feb 6 16:43:19 2025
New Revision: 1923618
URL: http://svn.apache.org/viewvc?rev=1923618&view=rev
Log:
TORQUE-372: Update recordMapperBase.vm
Modified:
db/torque/trunk/torque-templates/src/main/resources/org/apache/torque/templates/om/templates/recordmapper/base/recordMapperBase.vm
Modified:
db/torque/trunk/torque-templates/src/main/resources/org/apache/torque/templates/om/templates/recordmapper/base/recordMapperBase.vm
URL:
http://svn.apache.org/viewvc/db/torque/trunk/torque-templates/src/main/resources/org/apache/torque/templates/om/templates/recordmapper/base/recordMapperBase.vm?rev=1923618&r1=1923617&r2=1923618&view=diff
==============================================================================
---
db/torque/trunk/torque-templates/src/main/resources/org/apache/torque/templates/om/templates/recordmapper/base/recordMapperBase.vm
(original)
+++
db/torque/trunk/torque-templates/src/main/resources/org/apache/torque/templates/om/templates/recordmapper/base/recordMapperBase.vm
Thu Feb 6 16:43:19 2025
@@ -1,236 +1,237 @@
-## 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.
-##
-######
-##
-## version $Id$
-##
-## Creates the base peer's mapper class.
-##
-## This template expects the current source element to be a "table" element
-## from the torque schema.
-## The schema needs to be processed by the OMTransformer.
-## The attributes of the current source element must be set
-## as velocity variables.
-##
-package ${baseRecordMapperPackage};
-
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.apache.torque.Column;
-import org.apache.torque.TorqueException;
-import org.apache.torque.criteria.Criteria;
-import org.apache.torque.om.mapper.RecordMapper;
-import org.apache.torque.om.mapper.MappingStrategy;
-
-#foreach ($columnElement in
$torqueGen.getSourceElement().getChildren("column"))
- #set ($colEnumPackage = $columnElement.getAttribute("enumPackage"))
- #set ($colEnumClassName = $columnElement.getAttribute("enumClassName"))
- #if ($columnElement.getAttribute("isEnum") == "true" && $colEnumPackage !=
$baseRecordMapperPackage)
-import ${colEnumPackage}.${colEnumClassName};
- #end
-#end
-#if (${baseRecordMapperPackage} != $dbObjectPackage)
-import ${dbObjectPackage}.${dbObjectClassName};
-#end
-#if (${baseRecordMapperPackage} != $peerPackage)
-import ${peerPackage}.${peerClassName};
-#end
-#if (${baseRecordMapperPackage} != $basePeerPackage)
-import ${basePeerPackage}.${basePeerClassName};
-#end
-
-#set ( $inheritanceBaseColumnElements =
$torqueGen.getChildren("inheritance-column"))
-## there should at most be one inheritance-column in each table
-#foreach ($inheritanceBaseColumnElement in $inheritanceBaseColumnElements)
- #set ( $columnElement = $inheritanceBaseColumnElement.getChild("column") )
- #set ( $inheritanceElements = $columnElement.getChildren("inheritance"))
- #if ($inheritanceElements.size() > 0)
- #if (${baseRecordMapperPackage} != $dbObjectPackage)
- #foreach ($inheritanceElement in $inheritanceElements)
- #set ( $inheritanceClassName =
$inheritanceElement.getAttribute("className") )
-import ${dbObjectPackage}.${inheritanceClassName};
- #end
- #end
- #end
-#end
-/**
- * Maps ResultSet rows into ${dbObjectClassName} objects.
- *
-#if ($torqueGen.booleanOption("torque.om.addTimeStamp"))
- * The skeleton for this class was autogenerated by Torque on:
- *
- * [${torqueGen.now()}]
- *
-#end
- */
-@SuppressWarnings("unused")
-public class ${baseRecordMapperClassName} implements
RecordMapper<${dbObjectClassName}>
-{
-#if ($torqueGen.booleanOption("torque.om.addTimeStamp"))
- /** Serial version */
- private static final long serialVersionUID = ${torqueGen.now().Time}L;
-
-#else
- /** Serial version */
- private static final long serialVersionUID = 1L;
-
-#end
- /** The class log. */
- private static Log log
- = LogFactory.getLog(${baseRecordMapperClassName}.class);
-
- ## TORQUE-364: Cached SQL expressions to speed up looking for columns
selected by a given Criteria
-#foreach ($columnElement in $torqueGen.getChildren("column"))
- #set ( $peerColumnName = $columnElement.getAttribute("peerColumnName") )
- private static final String ${peerColumnName}_EXPRESSION =
${basePeerClassName}.${peerColumnName}.getSqlExpression();
-#end
-
- private boolean useMappingStrategy = #if("${useMappingStrategy}" ==
"true")true#{else}false#end;
-
- ## TORQUE-364: Should this be cached per RecordMapper (Thread safety/Multi
query safety?)
- private MappingStrategy<${dbObjectClassName}> strategy;
-
- ## TORQUE-364: init a new Strategy implementation
- public void initStrategy()
- {
- this.strategy = new MappingStrategy<${dbObjectClassName}>();
- }
- #if("${simpleMapping}" == "true") #set( $useSimpleMapping=1 ) #end
-
- /**
- * Constructs the object from the current row in the resultSet.
- *
- * @param resultSet the resultSet to operate on, already pointing
- * to the correct row. Not null.
- * @param offset a possible offset in the columns to be considered
- * (if previous columns contain other objects),
- * or 0 for no offset.
- * @param criteria The criteria which created the result set.
- * If set, the attributes to set in the data object
- * are determined from the select columns in the criteria;
- * if no matching column can be found, null is returned.
- * If not set, all of the table's columns are read from the
- * result set in the order defined in the table definition.
- *
- * @return the mapped object, not null.
- *
- * @throws TorqueException when reading fields from the RecordSet fails
- * or if a Criteria is passed which contains select columns other
- * than the columns in the ${name} table.
- */
- public $dbObjectClassName processRow(
- ResultSet resultSet,
- int offset,
- Criteria criteria)
- throws TorqueException
- {
-#set ( $inheritanceBaseColumnElement =
$torqueGen.getChild("inheritance-column") )
-#if ($inheritanceBaseColumnElement)
-$torqueGen.mergepoint("createDbObjectInstanceFromInheritance")
-#else
-$torqueGen.mergepoint("createDbObjectInstance")
-#end
-#if ($torqueGen.booleanOption("torque.om.trackLoading"))
- try
- {
- ${field}.setLoading(true);
-#end
- // TORQUE-364
- if (criteria == null #if ($useSimpleMapping) ||
(criteria.getJoins().isEmpty() && criteria.getSelectColumns().size() - offset
== ${basePeerClassName}.numColumns) #end)
- {
-#set ( $n = 1 )
-#foreach ($columnElement in $torqueGen.getChildren("column"))
- #set ( $setter = $columnElement.getAttribute("setter") )
- #set ( $getter = $columnElement.getAttribute("getter") )
- ${field}.${setter}(
- ${getter}(resultSet, offset + $n));
- #set ( $n = $n + 1 )
-#end
- }
- else
- {
- if (useMappingStrategy)
- {
- initStrategy();
- }
- // try to get columns to be mapped
- // from criteria's select columns
- int totalOffset = offset + 1;
- List<Column> selectColumns = criteria.getSelectColumns();
- List<Column> columnsWithoutOffset = selectColumns.subList(
- offset,
- selectColumns.size());
- Set<String> columnsMapped = new HashSet<String>();
- for (Column column : columnsWithoutOffset)
- {
- final int nextOffset = totalOffset; ## leaking assignment
-#set ( $else = "" )
-#foreach ($columnElement in $torqueGen.getChildren("column"))
- #set ( $setter = $columnElement.getAttribute("setter") )
- #set ( $getter = $columnElement.getAttribute("getter") )
- #set ( $peerColumnName = $columnElement.getAttribute("peerColumnName") )
-
- ${else}if
(!columnsMapped.contains(${peerColumnName}_EXPRESSION ) &&
${peerColumnName}_EXPRESSION.equals(
- column.getSqlExpression()))
- {
- if (useMappingStrategy)
- {
- strategy.addColumn(nextOffset,
- (res, inst) -> inst.${setter}( ${getter}(res,
nextOffset)));
- } else
- {
- ${field}.${setter}( ${getter}(resultSet,
totalOffset));
- }
- columnsMapped.add( ${peerColumnName}_EXPRESSION );
- }
- #set ( $else = "else ")
-#end
- totalOffset++;
- }
- if (columnsMapped.isEmpty())
- {
- log.debug("no columns to map found in criteria, "
- + "returning null");
- return null;
- }
- if (useMappingStrategy)
- {
-
this.strategy.finish($torqueGen.getChildren("column").size(),
#if("${mappingStrategySort}"=="true")true#{else}false#end);
- this.strategy.execute(resultSet, $field);
- }
- }
- ${field}.setNew(false);
- ${field}.setModified(false);
-#if ($torqueGen.booleanOption("torque.om.trackLoading"))
- }
- finally
- {
- ${field}.setLoading(false);
- }
-#end
- return ${field};
- }
-
-$torqueGen.mergepoint("dbObjectFieldGetters")
-}
+## 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.
+##
+######
+##
+## version $Id$
+##
+## Creates the base peer's mapper class.
+##
+## This template expects the current source element to be a "table" element
+## from the torque schema.
+## The schema needs to be processed by the OMTransformer.
+## The attributes of the current source element must be set
+## as velocity variables.
+##
+package ${baseRecordMapperPackage};
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.torque.Column;
+import org.apache.torque.TorqueException;
+import org.apache.torque.criteria.Criteria;
+import org.apache.torque.om.mapper.RecordMapper;
+import org.apache.torque.om.mapper.MappingStrategy;
+
+#foreach ($columnElement in
$torqueGen.getSourceElement().getChildren("column"))
+ #set ($colEnumPackage = $columnElement.getAttribute("enumPackage"))
+ #set ($colEnumClassName = $columnElement.getAttribute("enumClassName"))
+ #if ($columnElement.getAttribute("isEnum") == "true" && $colEnumPackage !=
$baseRecordMapperPackage)
+import ${colEnumPackage}.${colEnumClassName};
+ #end
+#end
+#if (${baseRecordMapperPackage} != $dbObjectPackage)
+import ${dbObjectPackage}.${dbObjectClassName};
+#end
+#if (${baseRecordMapperPackage} != $peerPackage)
+import ${peerPackage}.${peerClassName};
+#end
+#if (${baseRecordMapperPackage} != $basePeerPackage)
+import ${basePeerPackage}.${basePeerClassName};
+#end
+
+#set ( $inheritanceBaseColumnElements =
$torqueGen.getChildren("inheritance-column"))
+## there should at most be one inheritance-column in each table
+#foreach ($inheritanceBaseColumnElement in $inheritanceBaseColumnElements)
+ #set ( $columnElement = $inheritanceBaseColumnElement.getChild("column") )
+ #set ( $inheritanceElements = $columnElement.getChildren("inheritance"))
+ #if ($inheritanceElements.size() > 0)
+ #if (${baseRecordMapperPackage} != $dbObjectPackage)
+ #foreach ($inheritanceElement in $inheritanceElements)
+ #set ( $inheritanceClassName =
$inheritanceElement.getAttribute("className") )
+import ${dbObjectPackage}.${inheritanceClassName};
+ #end
+ #end
+ #end
+#end
+/**
+ * Maps ResultSet rows into ${dbObjectClassName} objects.
+ *
+#if ($torqueGen.booleanOption("torque.om.addTimeStamp"))
+ * The skeleton for this class was autogenerated by Torque on:
+ *
+ * [${torqueGen.now()}]
+ *
+#end
+ */
+@SuppressWarnings("unused")
+public class ${baseRecordMapperClassName} implements
RecordMapper<${dbObjectClassName}>
+{
+#if ($torqueGen.booleanOption("torque.om.addTimeStamp"))
+ /** Serial version */
+ private static final long serialVersionUID = ${torqueGen.now().Time}L;
+
+#else
+ /** Serial version */
+ private static final long serialVersionUID = 1L;
+
+#end
+ /** The class log. */
+ private static Log log
+ = LogFactory.getLog(${baseRecordMapperClassName}.class);
+
+ ## TORQUE-364: Cached SQL expressions to speed up looking for columns
selected by a given Criteria
+#foreach ($columnElement in $torqueGen.getChildren("column"))
+ #set ( $peerColumnName = $columnElement.getAttribute("peerColumnName") )
+ private static final String ${peerColumnName}_EXPRESSION =
${basePeerClassName}.${peerColumnName}.getSqlExpression();
+#end
+
+ ## TORQUE-364: Should this be cached per RecordMapper (Thread safety/Multi
query safety?)
+ ##private MappingStrategy<${dbObjectClassName}> strategy;
+
+ ## TORQUE-364: init a new Strategy implementation
+ ## TORQUE-372: init is not Thread save cause Array
ConcurrentModificationException
+ public MappingStrategy<${dbObjectClassName}> initStrategy()
+ {
+ #if("${useMappingStrategy}" == "true")
+ return new MappingStrategy<${dbObjectClassName}>();
+ #else
+ // no MappingStrategy since useMappingStrategy not set
+ return null;
+ #end
+ }
+
+ /**
+ * Constructs the object from the current row in the resultSet.
+ *
+ * @param resultSet the resultSet to operate on, already pointing
+ * to the correct row. Not null.
+ * @param offset a possible offset in the columns to be considered
+ * (if previous columns contain other objects),
+ * or 0 for no offset.
+ * @param criteria The criteria which created the result set.
+ * If set, the attributes to set in the data object
+ * are determined from the select columns in the criteria;
+ * if no matching column can be found, null is returned.
+ * If not set, all of the table's columns are read from the
+ * result set in the order defined in the table definition.
+ *
+ * @return the mapped object, not null.
+ *
+ * @throws TorqueException when reading fields from the RecordSet fails
+ * or if a Criteria is passed which contains select columns other
+ * than the columns in the ${name} table.
+ */
+ public $dbObjectClassName processRow(
+ ResultSet resultSet,
+ int offset,
+ Criteria criteria)
+ throws TorqueException
+ {
+#set ( $inheritanceBaseColumnElement =
$torqueGen.getChild("inheritance-column") )
+#if ($inheritanceBaseColumnElement)
+$torqueGen.mergepoint("createDbObjectInstanceFromInheritance")
+#else
+$torqueGen.mergepoint("createDbObjectInstance")
+#end
+#if ($torqueGen.booleanOption("torque.om.trackLoading"))
+ try
+ {
+ ${field}.setLoading(true);
+#end
+ if (criteria == null)
+ {
+#set ( $n = 1 )
+#foreach ($columnElement in $torqueGen.getChildren("column"))
+ #set ( $setter = $columnElement.getAttribute("setter") )
+ #set ( $getter = $columnElement.getAttribute("getter") )
+ ${field}.${setter}(
+ ${getter}(resultSet, offset + $n));
+ #set ( $n = $n + 1 )
+#end
+ }
+ else
+ {
+ ## TORQUE-372: thread save
+ MappingStrategy<${dbObjectClassName}> strategyLoc=
initStrategy();
+
+ // try to get columns to be mapped
+ // from criteria's select columns
+ int totalOffset = offset + 1;
+ List<Column> selectColumns = criteria.getSelectColumns();
+ List<Column> columnsWithoutOffset = selectColumns.subList(
+ offset,
+ selectColumns.size());
+ Set<String> columnsMapped = new HashSet<String>();
+ for (Column column : columnsWithoutOffset)
+ {
+ final int nextOffset = totalOffset; ## leaking assignment
+#set ( $else = "" )
+#foreach ($columnElement in $torqueGen.getChildren("column"))
+ #set ( $setter = $columnElement.getAttribute("setter") )
+ #set ( $getter = $columnElement.getAttribute("getter") )
+ #set ( $peerColumnName = $columnElement.getAttribute("peerColumnName") )
+ ${else}
+ if (!columnsMapped.contains(${peerColumnName}_EXPRESSION )
&& ${peerColumnName}_EXPRESSION.equals(
+ column.getSqlExpression()))
+ {
+ if (strategyLoc!=null)
+ {
+ strategyLoc.addColumn(nextOffset,
+ (res, inst) -> inst.${setter}( ${getter}(res,
nextOffset)));
+ } else
+ {
+ ${field}.${setter}( ${getter}(resultSet,
totalOffset));
+ }
+ columnsMapped.add( ${peerColumnName}_EXPRESSION );
+ }
+ #set ( $else = "else ")
+#end
+ totalOffset++;
+ }
+ if (columnsMapped.isEmpty())
+ {
+ log.debug("no columns to map found in criteria, "
+ + "returning null");
+ return null;
+ }
+ if (strategyLoc!=null)
+ {
+ strategyLoc.finish($torqueGen.getChildren("column").size(),
#if("${mappingStrategySort}"=="true")true#{else}false#end);
+ strategyLoc.execute(resultSet, $field);
+ }
+ }
+ ${field}.setNew(false);
+ ${field}.setModified(false);
+#if ($torqueGen.booleanOption("torque.om.trackLoading"))
+ }
+ finally
+ {
+ ${field}.setLoading(false);
+ }
+#end
+ return ${field};
+ }
+
+$torqueGen.mergepoint("dbObjectFieldGetters")
+}
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