[DIGESTER-159] */object-param-rule is not managed in the XML rules

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/digester/trunk@1210032 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/RELEASE-NOTES.txt b/RELEASE-NOTES.txt
index cd94138..ee6f451 100644
--- a/RELEASE-NOTES.txt
+++ b/RELEASE-NOTES.txt
@@ -55,6 +55,7 @@
 BUGS FIXED SINCE PREVIOUS RELEASE
 ===========================
 
+ * [DIGESTER-159] */object-param-rule is not managed in the XML rules.
  * [DIGESTER-155] ClassLoader reference set to DigesterLoader not set in produced Digester instances
 
 IMPROVEMENTS OVER PREVIOUS RELEASE
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index bad048c..d17ebdf 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -23,6 +23,9 @@
   </properties>
   <body>
   <release version="3.2" date="201?-??-??" description="Maintenance release.">
+    <action dev="simonetripodi" type="fix" issue="DIGESTER-159">
+      */object-param-rule is not managed in the XML rules
+    </action>
     <action dev="simonetripodi" type="fix" issue="DIGESTER-157">
       Improve Set(Nested)PropertiesRuleAlias performances in the XML ruleset while binding rules.
     </action>
diff --git a/src/main/java/org/apache/commons/digester3/xmlrules/ObjectParamRule.java b/src/main/java/org/apache/commons/digester3/xmlrules/ObjectParamRule.java
new file mode 100644
index 0000000..b2f17e8
--- /dev/null
+++ b/src/main/java/org/apache/commons/digester3/xmlrules/ObjectParamRule.java
@@ -0,0 +1,81 @@
+package org.apache.commons.digester3.xmlrules;
+
+/*
+ * 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.
+ */
+
+import static java.lang.Integer.parseInt;
+import static org.apache.commons.beanutils.ConvertUtils.convert;
+
+import org.apache.commons.digester3.binder.LinkedRuleBuilder;
+import org.apache.commons.digester3.binder.ObjectParamBuilder;
+import org.apache.commons.digester3.binder.RulesBinder;
+import org.xml.sax.Attributes;
+
+/**
+ * @since 3.2
+ */
+final class ObjectParamRule
+    extends AbstractXmlRule
+{
+
+    /**
+     * @param targetRulesBinder
+     * @param patternStack
+     */
+    public ObjectParamRule( RulesBinder targetRulesBinder, PatternStack patternStack )
+    {
+        super( targetRulesBinder, patternStack );
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    protected void bindRule( LinkedRuleBuilder linkedRuleBuilder, Attributes attributes )
+        throws Exception
+    {
+        // create callparamrule
+        String paramNumber = attributes.getValue( "paramnumber" );
+        String attributeName = attributes.getValue( "attrname" );
+        String type = attributes.getValue( "type" );
+        String value = attributes.getValue( "value" );
+
+        int paramIndex = parseInt( paramNumber );
+
+        // create object instance
+        Class<?> clazz = getDigester().getClassLoader().loadClass( type );
+        Object param;
+        if ( value != null )
+        {
+            param = convert( value, clazz );
+        }
+        else
+        {
+            param = clazz.newInstance();
+        }
+
+        ObjectParamBuilder<?> builder = linkedRuleBuilder.objectParam( param ).ofIndex( paramIndex );
+
+        if ( attributeName != null )
+        {
+            builder.matchingAttribute( attributeName );
+        }
+    }
+
+}
diff --git a/src/main/java/org/apache/commons/digester3/xmlrules/XmlRulesModule.java b/src/main/java/org/apache/commons/digester3/xmlrules/XmlRulesModule.java
index 8d572ef..bdcfbc0 100644
--- a/src/main/java/org/apache/commons/digester3/xmlrules/XmlRulesModule.java
+++ b/src/main/java/org/apache/commons/digester3/xmlrules/XmlRulesModule.java
@@ -89,6 +89,7 @@
             forPattern( "*/factory-create-rule" ).addRule( new FactoryCreateRule( targetRulesBinder, patternStack ) );
             forPattern( "*/node-create-rule" ).addRule( new NodeCreateRule( targetRulesBinder, patternStack ) );
             forPattern( "*/object-create-rule" ).addRule( new ObjectCreateRule( targetRulesBinder, patternStack ) );
+            forPattern( "*/object-param-rule" ).addRule( new ObjectParamRule( targetRulesBinder, patternStack ) );
 
             forPattern( "*/set-properties-rule" ).addRule( new SetPropertiesRule( targetRulesBinder, patternStack ) );
             forPattern( "*/set-properties-rule/alias" )