| /* |
| * Copyright 2004-2005 The Apache Software Foundation or its licensors, |
| * as applicable. |
| * |
| * 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.apache.jackrabbit.command.core; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import javax.jcr.Item; |
| import javax.jcr.Node; |
| |
| import org.apache.commons.chain.Command; |
| import org.apache.commons.chain.Context; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.jackrabbit.command.CommandHelper; |
| import org.apache.jackrabbit.util.ChildrenCollectorFilter; |
| |
| /** |
| * Remove any <code>Item</code> under the given <code>Node</code> that match |
| * the given name pattern. |
| */ |
| public class RemoveItems implements Command { |
| /** logger */ |
| private static Log log = LogFactory.getLog(RemoveItems.class); |
| |
| // ---------------------------- < keys > |
| /** path key */ |
| private String pathKey = "path"; |
| |
| /** item pattern key */ |
| private String patternKey = "pattern"; |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean execute(Context ctx) throws Exception { |
| String pattern = (String) ctx.get(this.patternKey); |
| String path = (String) ctx.get(this.pathKey); |
| |
| Node n = CommandHelper.getNode(ctx, path); |
| |
| if (log.isDebugEnabled()) { |
| log.debug("removing nodes from " + n.getPath() |
| + " that match pattern " + pattern); |
| } |
| |
| List children = new ArrayList(); |
| ChildrenCollectorFilter collector = new ChildrenCollectorFilter( |
| pattern, children, true, true, 1); |
| collector.visit(n); |
| |
| Iterator items = children.iterator(); |
| |
| while (items.hasNext()) { |
| Item item = (Item) items.next(); |
| if (item.isSame(CommandHelper.getCurrentNode(ctx)) |
| && item.getDepth() > 0) { |
| CommandHelper.setCurrentNode(ctx, item.getParent()); |
| } |
| item.remove(); |
| } |
| |
| return false; |
| } |
| |
| /** |
| * @return the pattern key |
| */ |
| public String getPatternKey() { |
| return patternKey; |
| } |
| |
| /** |
| * @param patternKey |
| * the pattern key to set |
| */ |
| public void setPatternKey(String patternKey) { |
| this.patternKey = patternKey; |
| } |
| |
| /** |
| * @return the path key |
| */ |
| public String getPathKey() { |
| return pathKey; |
| } |
| |
| /** |
| * @param pathKey |
| * the path key to set |
| */ |
| public void setPathKey(String pathKey) { |
| this.pathKey = pathKey; |
| } |
| } |