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From peterrei...@apache.org
Subject svn commit: r564787 - in /ant/core/trunk/src/main/org/apache/tools/ant: ./ taskdefs/ taskdefs/condition/
Date Fri, 10 Aug 2007 22:26:24 GMT
Author: peterreilly
Date: Fri Aug 10 15:26:22 2007
New Revision: 564787

URL: http://svn.apache.org/viewvc?view=rev&rev=564787
Log:
adding componentdef code

Added:
    ant/core/trunk/src/main/org/apache/tools/ant/antlib.xml
    ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Componentdef.java
Modified:
    ant/core/trunk/src/main/org/apache/tools/ant/AntTypeDefinition.java
    ant/core/trunk/src/main/org/apache/tools/ant/ComponentHelper.java
    ant/core/trunk/src/main/org/apache/tools/ant/IntrospectionHelper.java
    ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Definer.java
    ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/ConditionBase.java
    ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/defaults.properties

Modified: ant/core/trunk/src/main/org/apache/tools/ant/AntTypeDefinition.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/AntTypeDefinition.java?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/AntTypeDefinition.java (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/AntTypeDefinition.java Fri Aug 10 15:26:22
2007
@@ -38,6 +38,23 @@
     private Class       adaptToClass;
     private String      className;
     private ClassLoader classLoader;
+    private boolean     restrict = false;
+
+    /**
+     * Set the restrict attribute.
+     * @param restrict the value to set.
+      */
+     public void setRestrict(boolean restrict) {
+         this.restrict = restrict;
+     }
+
+    /**
+     * Get the restrict attribute.
+      * @return the restrict attribute.
+      */
+    public boolean isRestrict() {
+        return restrict;
+    }
 
     /**
      * Set the definition's name.
@@ -129,7 +146,7 @@
      * class and the definition class is not
      * assignable from the assignable class.
      * @param project the current project.
-     * @return the exposed class.
+     * @return the exposed class - may return null if upable to load the class
      */
     public Class getExposedClass(Project project) {
         if (adaptToClass != null) {
@@ -327,6 +344,7 @@
         return (other != null && other.getClass() == getClass()
             && other.getTypeClass(project).equals(getTypeClass(project))
             && other.getExposedClass(project).equals(getExposedClass(project))
+            && other.restrict == restrict
             && other.adapterClass == adapterClass
             && other.adaptToClass == adaptToClass);
     }
@@ -349,7 +367,8 @@
             || !extractClassname(adapterClass).equals(
             extractClassname(other.adapterClass))
             || !extractClassname(adaptToClass).equals(
-            extractClassname(other.adaptToClass))) {
+            extractClassname(other.adaptToClass))
+            || restrict != other.restrict) {
             return false;
         }
         // all the names are the same: check if the class path of the loader

Modified: ant/core/trunk/src/main/org/apache/tools/ant/ComponentHelper.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/ComponentHelper.java?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/ComponentHelper.java (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/ComponentHelper.java Fri Aug 10 15:26:22
2007
@@ -33,6 +33,8 @@
 import java.util.Stack;
 import java.util.List;
 import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
 
 import org.apache.tools.ant.taskdefs.Typedef;
 import org.apache.tools.ant.taskdefs.Definer;
@@ -56,6 +58,9 @@
  * @since Ant1.6
  */
 public class ComponentHelper  {
+    /** Map of component name to lists of restricted definitions */
+    private Map          restrictedDefinitions = new HashMap();
+
     /** Map from component name to anttypedefinition */
     private AntTypeTable antTypeTable;
 
@@ -123,6 +128,14 @@
     // {tasks, types}
     private static Properties[] defaultDefinitions = new Properties[2];
 
+     /**
+     * Get the project.
+     * @return the project owner of this helper.
+     */
+     public Project getProject() {
+         return project;
+     }
+
     /**
      * Find a project component for a specific project, creating
      * it if it does not exist.
@@ -196,6 +209,14 @@
         for (Iterator i = helper.checkedNamespaces.iterator(); i.hasNext();) {
             checkedNamespaces.add(i.next());
         }
+
+        // Add the restricted definitions
+        for (Iterator i = helper.restrictedDefinitions.entrySet().iterator();
+             i.hasNext();) {
+            Map.Entry entry = (Map.Entry) i.next();
+            restrictedDefinitions.put(
+                entry.getKey(), new ArrayList((List) entry.getValue()));
+        }
     }
 
     /**
@@ -396,6 +417,15 @@
     }
 
     /**
+     * This returns a list of restricted definitions for a name.
+     * @param componentName the name to use. 
+     * @return the list of restricted definitions for a particular name.
+     */
+    public List getRestrictedDefinitions(String componentName) {
+        return (List) restrictedDefinitions.get(componentName);
+    }
+
+    /**
      * Adds a new datatype definition.
      * Attempting to override an existing definition with an
      * equivalent one (i.e. with the same classname) results in
@@ -423,7 +453,11 @@
      * @param def an <code>AntTypeDefinition</code> value.
      */
     public void addDataTypeDefinition(AntTypeDefinition def) {
-        updateDataTypeDefinition(def);
+        if (!def.isRestrict()) {
+           updateDataTypeDefinition(def);
+        } else {
+            updateRestrictedDefinition(def);
+        }
     }
 
     /**
@@ -605,6 +639,31 @@
         boolean sameValidity = (defValid == validDefinition(old));
         //must have same validity; then if they are valid they must also be the same:
         return sameValidity && (!defValid || def.sameDefinition(old, project));
+    }
+
+    /**
+      * update the restricted definition table with a new or
+      * modified definition.
+      */
+    private void updateRestrictedDefinition(AntTypeDefinition def) {
+        String name = def.getName();
+        synchronized (restrictedDefinitions) {
+            List list = (List) restrictedDefinitions.get(name);
+            if (list == null) {
+                list = new ArrayList();
+                restrictedDefinitions.put(name, list);
+            }
+            // Check if the classname is already present and remove it
+            // if it is
+            for (Iterator i = list.iterator(); i.hasNext();) {
+                AntTypeDefinition current = (AntTypeDefinition) i.next();
+                if (current.getClassName().equals(def.getClassName())) {
+                    i.remove();
+                    break;
+                }
+            }
+            list.add(def);
+        }
     }
 
     /**

Modified: ant/core/trunk/src/main/org/apache/tools/ant/IntrospectionHelper.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/IntrospectionHelper.java?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/IntrospectionHelper.java (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/IntrospectionHelper.java Fri Aug 10 15:26:22
2007
@@ -1383,28 +1383,33 @@
         }
         ComponentHelper helper = ComponentHelper.getComponentHelper(project);
 
-        Object addedObject = null;
-        Method addMethod = null;
-        Class clazz = helper.getComponentClass(elementName);
-        if (clazz == null) {
-            return null;
-        }
-        addMethod = findMatchingMethod(clazz, addTypeMethods);
-        if (addMethod == null) {
+        MethodAndObject restricted =  createRestricted(
+            helper, elementName, addTypeMethods);
+        MethodAndObject topLevel = createTopLevel(
+            helper, elementName, addTypeMethods);
+
+        if (restricted == null && topLevel == null) {
             return null;
         }
-        addedObject = helper.createComponent(elementName);
-        if (addedObject == null) {
-            return null;
+
+        if (restricted != null && topLevel != null) {
+            throw new BuildException(
+                "ambiguous: type and component definitions for "
+                + elementName);
         }
-        Object rObject = addedObject;
-        if (addedObject instanceof PreSetDef.PreSetDefinition) {
-            rObject = ((PreSetDef.PreSetDefinition) addedObject).createObject(project);
+
+        MethodAndObject methodAndObject
+            = restricted != null ? restricted : topLevel;
+        
+        Object rObject = methodAndObject.object;
+        if (methodAndObject.object instanceof PreSetDef.PreSetDefinition) {
+            rObject = ((PreSetDef.PreSetDefinition) methodAndObject.object)
+                .createObject(project);
         }
-        final Object nestedObject = addedObject;
+        final Object nestedObject = methodAndObject.object;
         final Object realObject = rObject;
-
-        return new NestedCreator(addMethod) {
+ 
+        return new NestedCreator(methodAndObject.method) {
             Object create(Project project, Object parent, Object ignore)
                     throws InvocationTargetException, IllegalAccessException {
                 if (!getMethod().getName().endsWith("Configured")) {
@@ -1460,6 +1465,9 @@
      * @return a matching <code>Method</code>; null if none found.
      */
     private Method findMatchingMethod(Class paramClass, List methods) {
+        if (paramClass == null) {
+            return null;
+        }
         Class matchedClass = null;
         Method matchedMethod = null;
 
@@ -1486,4 +1494,91 @@
         int ends = (MAX_REPORT_NESTED_TEXT - ELLIPSIS.length()) / 2;
         return new StringBuffer(text).replace(ends, text.length() - ends, ELLIPSIS).toString();
     }
+
+
+    private class MethodAndObject {
+        private Method method;
+        private Object object;
+        public MethodAndObject(Method method, Object object) {
+            this.method = method;
+            this.object = object;
+        }
+    }
+
+    /**
+     *
+     */
+    private AntTypeDefinition findRestrictedDefinition(
+        ComponentHelper helper, String componentName, List methods) {
+        AntTypeDefinition definition = null;
+        Class matchedDefinitionClass = null;
+
+        List definitions = helper.getRestrictedDefinitions(componentName);
+        if (definitions == null) {
+            return null;
+        }
+        for (int i = 0; i < definitions.size(); ++i) {
+            AntTypeDefinition d = (AntTypeDefinition) definitions.get(i);
+            Class exposedClass = d.getExposedClass(helper.getProject());
+            if (exposedClass == null) {
+                continue;
+            }
+            Method method  = findMatchingMethod(exposedClass, methods);
+            if (method == null) {
+                continue;
+            }
+            if (matchedDefinitionClass != null) {
+                throw new BuildException(
+                    "ambiguous: restricted definitions for "
+                    + componentName + " " +
+                    matchedDefinitionClass + " and " + exposedClass);
+            }
+            matchedDefinitionClass = exposedClass;
+            definition = d;
+        }
+        return definition;
+    }
+
+    private MethodAndObject createRestricted(
+        ComponentHelper helper, String elementName, List addTypeMethods) {
+
+        Project project = helper.getProject();
+
+        AntTypeDefinition restrictedDefinition =
+            findRestrictedDefinition(helper, elementName, addTypeMethods);
+
+        if (restrictedDefinition == null) {
+            return null;
+        }
+
+        Method addMethod = findMatchingMethod(
+            restrictedDefinition.getExposedClass(project), addTypeMethods);
+        if (addMethod == null) {
+            throw new BuildException(
+                "Ant Internal Error - contract mismatch for "
+                + elementName);
+        }
+        Object addedObject = restrictedDefinition.create(project);
+        if (addedObject == null) {
+            throw new BuildException(
+                "Failed to create object " + elementName
+                + " of type " + restrictedDefinition.getTypeClass(project));
+        }
+        return new MethodAndObject(addMethod, addedObject);
+    }
+
+    private MethodAndObject createTopLevel(
+        ComponentHelper helper, String elementName, List methods) {
+        Class clazz = helper.getComponentClass(elementName);
+        if (clazz == null) {
+            return null;
+        }
+        Method addMethod = findMatchingMethod(clazz, addTypeMethods);
+        if (addMethod == null) {
+            return null;
+        }
+        Object addedObject = helper.createComponent(elementName);
+        return new MethodAndObject(addMethod, addedObject);
+    }
+
 }

Added: ant/core/trunk/src/main/org/apache/tools/ant/antlib.xml
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/antlib.xml?view=auto&rev=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/antlib.xml (added)
+++ ant/core/trunk/src/main/org/apache/tools/ant/antlib.xml Fri Aug 10 15:26:22 2007
@@ -0,0 +1,135 @@
+<?xml version="1.0"?>
+  <!--
+/*
+ *   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.
+ *
+ */
+-->
+<antlib>
+  <!--
+       This is the ant lib definition for ant.
+       Currently it only contains componentdefinitions (restricted
+       types that are not allowed at the top level)
+       - conditions, selectors and comparators
+       (those that are not top-level types (taskdefs or typedefs).
+       defined in defaults.properties of taskdefs and types
+       packages).
+
+       This is currently experimental and it is most
+       likely that these definitions will be placed
+       in a Java Ant definition class.
+  -->
+  <!-- conditions -->
+  <componentdef name="and" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.And"/>
+  <componentdef name="contains" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Contains"/>
+  <componentdef name="equals" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Equals"/>
+  <componentdef name="filesmatch" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.FilesMatch"/>
+  <componentdef name="hasfreespace" onerror="ignore"
+           classname="org.apache.tools.ant.taskdefs.condition.HasFreeSpace"/>
+  <componentdef name="hasmethod" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.HasMethod"/>
+  <componentdef name="http" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Http"/>
+  <componentdef name="isfailure" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsFailure"/>
+  <componentdef name="isfalse" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsFalse"/>
+  <componentdef name="isreachable" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsReachable"/>
+  <componentdef name="isreference" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsReference"/>
+  <componentdef name="isset" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsSet"/>
+  <componentdef name="issigned" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsSigned"/>
+  <componentdef name="istrue" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.IsTrue"/>
+  <componentdef name="matches" onerror="ignore"
+           classname="org.apache.tools.ant.taskdefs.condition.Matches"/>
+  <componentdef name="not" onerror="ignore"
+       classname="org.apache.tools.ant.types.resources.selectors.Not"/>
+  <componentdef name="or" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Or"/>
+  <componentdef name="os" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Os"/>
+  <componentdef name="parsersupports" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.ParserSupports"/>
+  <componentdef name="resourcecontains" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.ResourceContains"/>
+  <componentdef name="resourcesmatch" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.ResourcesMatch"/>
+  <componentdef name="socket" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Socket"/>
+  <componentdef name="typefound" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.TypeFound"/>
+  <componentdef name="xor" onerror="ignore"
+       classname="org.apache.tools.ant.taskdefs.condition.Xor"/>
+
+  <!-- selectors -->
+  <componentdef name="and" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.And" />
+  <componentdef name="compare" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Compare" />
+  <componentdef name="contains" onerror="ignore"
+    classname="org.apache.tools.ant.types.selectors.ContainsSelector" />
+  <componentdef name="containsregexp" onerror="ignore"
+    classname="org.apache.tools.ant.types.selectors.ContainsRegexpSelector" />
+  <componentdef name="date" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Date" />
+  <componentdef name="exists" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Exists" />
+  <componentdef name="instanceof" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.InstanceOf" />
+  <componentdef name="majority" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Majority" />
+  <componentdef name="modified" onerror="ignore"
+    classname="org.apache.tools.ant.types.selectors.modifiedselector.ModifiedSelector" />
+  <componentdef name="name" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Name" />
+  <componentdef name="none" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.None" />
+  <componentdef name="not" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Not" />
+  <componentdef name="or" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Or" />
+  <componentdef name="size" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Size" />
+  <componentdef name="type" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.selectors.Type" />
+
+
+  <!-- comparators -->
+  <componentdef name="name" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Name" />
+  <componentdef name="size" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Size" />
+  <componentdef name="date" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Date" />
+  <componentdef name="exists" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Exists" />
+  <componentdef name="type" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Type" />
+  <componentdef name="content" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Content" />
+  <componentdef name="reverse" onerror="ignore"
+    classname="org.apache.tools.ant.types.resources.comparators.Reverse" />
+
+</antlib>
+

Added: ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Componentdef.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Componentdef.java?view=auto&rev=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Componentdef.java (added)
+++ ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Componentdef.java Fri Aug 10 15:26:22
2007
@@ -0,0 +1,44 @@
+/*
+ *  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.tools.ant.taskdefs;
+
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.TaskAdapter;
+
+/**
+ * Adds a compenent definition to the current project.
+ * used in the current project. Two attributes are needed, the name that identifies
+ * this compenent uniquely, and the full name of the class (
+ * including the packages) that
+ * implements this component.</p>
+ * @since Ant 1.8
+ * @ant.task category="internal"
+ */
+public class Componentdef extends Definer {
+
+    /**
+     * Default constructor.
+     * Creates a new ComponentDef instance.
+     * Sets the restrict attribute to true.
+     */
+
+    public Componentdef() {
+        setRestrict(true);
+    }
+}

Modified: ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Definer.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Definer.java?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Definer.java (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/Definer.java Fri Aug 10 15:26:22
2007
@@ -66,6 +66,7 @@
     private String classname;
     private File file;
     private String resource;
+    private boolean restrict = false;
 
     private   int    format = Format.PROPERTIES;
     private   boolean definerSet = false;
@@ -145,6 +146,16 @@
     }
 
     /**
+     * The restrict attribute.
+     * If this is true, only use this definition in add(X).
+     * @param restrict the value to set.
+     */
+     protected void setRestrict(boolean restrict) {
+         this.restrict = restrict;
+     }
+ 
+
+    /**
      * What to do if there is an error in loading the class.
      * <dl>
      *   <li>error - throw build exception</li>
@@ -597,6 +608,7 @@
                 def.setClass(cl);
                 def.setAdapterClass(adapterClass);
                 def.setAdaptToClass(adaptToClass);
+                def.setRestrict(restrict);
                 def.setClassLoader(al);
                 if (cl != null) {
                     def.checkClass(getProject());

Modified: ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/ConditionBase.java
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/ConditionBase.java?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/ConditionBase.java (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/condition/ConditionBase.java Fri
Aug 10 15:26:22 2007
@@ -35,11 +35,7 @@
  *
  * @since Ant 1.4
  */
-public abstract class ConditionBase extends ProjectComponent
-    implements DynamicElement {
-
-    private static final String CONDITION_ANTLIB
-        = "antlib:org.apache.tools.ant.types.conditions:";
+public abstract class ConditionBase extends ProjectComponent {
 
     /**
      * name of the component
@@ -282,25 +278,6 @@
      */
     public void add(Condition c) {
         conditions.addElement(c);
-    }
-
-    /**
-     * Create a dynamically discovered condition.  Built-in conditions can
-     * be discovered from the org.apache.tools.ant.taskdefs.condition
-     * antlib.
-     * @param name the condition to create.
-     * @return the dynamic condition if found, null otherwise.
-     */
-    public Object createDynamicElement(String name) {
-        Object cond = ComponentHelper.getComponentHelper(getProject())
-            .createComponent(CONDITION_ANTLIB + name);
-        if (!(cond instanceof Condition)) {
-            return null;
-        }
-        log("Dynamically discovered '" + name + "' " + cond,
-            Project.MSG_DEBUG);
-        add((Condition) cond);
-        return cond;
     }
 
 }

Modified: ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/defaults.properties
URL: http://svn.apache.org/viewvc/ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/defaults.properties?view=diff&rev=564787&r1=564786&r2=564787
==============================================================================
--- ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/defaults.properties (original)
+++ ant/core/trunk/src/main/org/apache/tools/ant/taskdefs/defaults.properties Fri Aug 10 15:26:22
2007
@@ -12,6 +12,7 @@
 checksum=org.apache.tools.ant.taskdefs.Checksum
 chmod=org.apache.tools.ant.taskdefs.Chmod
 classloader=org.apache.tools.ant.taskdefs.Classloader
+componentdef=org.apache.tools.ant.taskdefs.Componentdef
 concat=org.apache.tools.ant.taskdefs.Concat
 condition=org.apache.tools.ant.taskdefs.ConditionTask
 copy=org.apache.tools.ant.taskdefs.Copy



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