/*
* 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.catalina.storeconfig;
import java.io.PrintWriter;
import org.apache.catalina.Loader;
import org.apache.catalina.loader.WebappLoader;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
/**
* Store Loader Element.
*/
public class LoaderSF extends StoreFactoryBase {
private static final Log log = LogFactory.getLog(LoaderSF.class);
@Override
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.isTraceEnabled()) {
log.trace("store " + elementDesc.getTag() + "( " + aElement + " )");
}
getStoreAppender().printIndent(aWriter, indent + 2);
getStoreAppender().printTag(aWriter, indent + 2, loader, elementDesc);
}
} else {
if (log.isWarnEnabled()) {
log.warn(sm.getString("factory.storeNoDescriptor", aElement.getClass()));
}
}
}
/**
* Is this an instance of the default <code>Loader</code> configuration, with all-default properties?
*
* @param loader Loader to be tested
*
* @return <code>true</code> if this is an instance of the default loader
*/
protected boolean isDefaultLoader(Loader loader) {
if (!(loader instanceof WebappLoader wloader)) {
return false;
}
return (!wloader.getDelegate()) &&
wloader.getLoaderClass().equals("org.apache.catalina.loader.WebappClassLoader");
}
}