| /* |
| * Copyright 2004-2005 The Apache Software Foundation. |
| * |
| * 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.catalina.storeconfig; |
| |
| import java.io.PrintWriter; |
| |
| import org.apache.catalina.Loader; |
| import org.apache.catalina.loader.WebappLoader; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| /** |
| * Store Loader Element. |
| * |
| * @author Peter Rossbach |
| */ |
| public class LoaderSF extends StoreFactoryBase { |
| |
| private static Log log = LogFactory.getLog(LoaderSF.class); |
| |
| /** |
| * Store the only the Loader elements, when not default |
| * |
| * @see NamingResourcesSF#storeChilds(PrintWriter, int, Object, StoreDescription) |
| */ |
| public void store(PrintWriter aWriter, int indent, Object aElement) |
| throws Exception { |
| StoreDescription elementDesc = getRegistry().findDescription( |
| aElement.getClass()); |
| if (elementDesc != null) { |
| Loader loader = (Loader) aElement; |
| if (!isDefaultLoader(loader)) { |
| if (log.isDebugEnabled()) |
| log.debug("store " + elementDesc.getTag() + "( " + aElement |
| + " )"); |
| getStoreAppender().printIndent(aWriter, indent + 2); |
| getStoreAppender().printTag(aWriter, indent + 2, loader, |
| elementDesc); |
| } |
| } else { |
| if (log.isWarnEnabled()) { |
| log |
| .warn("Descriptor for element" |
| + aElement.getClass() |
| + " not configured or element class not StandardManager!"); |
| } |
| } |
| } |
| |
| /** |
| * Is this an instance of the default <code>Loader</code> configuration, |
| * with all-default properties? |
| * |
| * @param loader |
| * Loader to be tested |
| */ |
| protected boolean isDefaultLoader(Loader loader) { |
| |
| if (!(loader instanceof WebappLoader)) { |
| return (false); |
| } |
| WebappLoader wloader = (WebappLoader) loader; |
| if ((wloader.getDelegate() != false) |
| || !wloader.getLoaderClass().equals( |
| "org.apache.catalina.loader.WebappClassLoader")) { |
| return (false); |
| } |
| return (true); |
| } |
| } |