/*

  * Copyright 2004-2008 the Seasar Foundation and the Others.

  *

  * Licensed 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.seasar.eclipse.common.util;

 import org.eclipse.core.runtime.IConfigurationElement;

 import org.eclipse.core.runtime.IExtension;

 import org.eclipse.core.runtime.IExtensionPoint;

 import org.eclipse.core.runtime.IExtensionRegistry;

 import org.eclipse.core.runtime.Platform;

 /**

  * @author taichi

  * 

  */

 public class ExtensionAcceptor {

     public static void accept(String namespace, String extensionPointName,

             ExtensionVisitor visitor) {

         IExtensionRegistry registry = Platform.getExtensionRegistry();

         IExtensionPoint point = registry.getExtensionPoint(namespace,

                 extensionPointName);

         for (IExtension extension : point.getExtensions()) {

             for (IConfigurationElement element : extension.getConfigurationElements()) {

                 visitor.visit(element);

             }

         }

     }

     public interface ExtensionVisitor {

         void visit(IConfigurationElement e);

     }

 }