Program: 64189
Project: 64189
Buggy source:
/** 
 * Configures the wrapped element.  The attributes and text for the wrapped element are configured.  Each time the wrapper is configured, the attributes and text for it are reset. If the element has an <code>id</code> attribute, a reference is added to the project as well.
 * @param p The project containing the wrapped element.Must not be <code>null</code>.
 * @param configureChildren Whether to configure child elements aswell.  if true, child elements will be configured after the wrapped element.
 * @exception BuildException if the configuration fails, for instance dueto invalid attributes or children, or text being added to an element which doesn't accept it.
 */
public synchronized void maybeConfigure(Project p,boolean configureChildren) throws BuildException {
  if (proxyConfigured) {
    return;
  }
  Object target=(wrappedObject instanceof TypeAdapter) ? ((TypeAdapter)wrappedObject).getProxy() : wrappedObject;
  IntrospectionHelper ih=IntrospectionHelper.getHelper(p,target.getClass());
  if (attributeNames != null) {
    for (int i=0; i < attributeNames.size(); i++) {
      String name=(String)attributeNames.get(i);
      String value=(String)attributeMap.get(name);
      value=p.replaceProperties(value);
      try {
        ih.setAttribute(p,target,name,value);
      }
 catch (      UnsupportedAttributeException be) {
        if (name.equals("String_Node_Str")) {
        }
 else         if (getElementTag() == null) {
          throw be;
        }
 else {
          throw new BuildException(getElementTag() + "String_Node_Str" + be.getAttribute()+ "String_Node_Str",be);
        }
      }
catch (      BuildException be) {
        if (name.equals("String_Node_Str")) {
        }
 else {
          throw be;
        }
      }
    }
  }
  if (characters != null) {
    ProjectHelper.addText(p,wrappedObject,characters.substring(0));
  }
  Enumeration e=getChildren();
  while (e.hasMoreElements()) {
    RuntimeConfigurable child=(RuntimeConfigurable)e.nextElement();
synchronized (child) {
      if (child.wrappedObject instanceof Task) {
        Task childTask=(Task)child.wrappedObject;
        childTask.setRuntimeConfigurableWrapper(child);
      }
      if ((child.creator != null) && configureChildren) {
        child.maybeConfigure(p);
        child.creator.store();
        continue;
      }
      String tag=child.getElementTag().toLowerCase(Locale.US);
      if (configureChildren && ih.supportsNestedElement(tag)) {
        child.maybeConfigure(p);
        ProjectHelper.storeChild(p,target,child.wrappedObject,tag);
      }
    }
  }
  if (id != null) {
    p.addReference(id,wrappedObject);
  }
  proxyConfigured=true;
}

Fixed version (ground truth):
/** 
 * Configures the wrapped element.  The attributes and text for the wrapped element are configured.  Each time the wrapper is configured, the attributes and text for it are reset. If the element has an <code>id</code> attribute, a reference is added to the project as well.
 * @param p The project containing the wrapped element.Must not be <code>null</code>.
 * @param configureChildren ignored.
 * @exception BuildException if the configuration fails, for instance dueto invalid attributes , or text being added to an element which doesn't accept it.
 */
public synchronized void maybeConfigure(Project p,boolean configureChildren) throws BuildException {
  if (proxyConfigured) {
    return;
  }
  Object target=(wrappedObject instanceof TypeAdapter) ? ((TypeAdapter)wrappedObject).getProxy() : wrappedObject;
  IntrospectionHelper ih=IntrospectionHelper.getHelper(p,target.getClass());
  if (attributeNames != null) {
    for (int i=0; i < attributeNames.size(); i++) {
      String name=(String)attributeNames.get(i);
      String value=(String)attributeMap.get(name);
      value=p.replaceProperties(value);
      try {
        ih.setAttribute(p,target,name,value);
      }
 catch (      UnsupportedAttributeException be) {
        if (name.equals("String_Node_Str")) {
        }
 else         if (getElementTag() == null) {
          throw be;
        }
 else {
          throw new BuildException(getElementTag() + "String_Node_Str" + be.getAttribute()+ "String_Node_Str",be);
        }
      }
catch (      BuildException be) {
        if (name.equals("String_Node_Str")) {
        }
 else {
          throw be;
        }
      }
    }
  }
  if (characters != null) {
    ProjectHelper.addText(p,wrappedObject,characters.substring(0));
  }
  if (id != null) {
    p.addReference(id,wrappedObject);
  }
  proxyConfigured=true;
}