/* | |
* 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.jsecurity.util; | |
import org.apache.commons.logging.Log; | |
import org.apache.commons.logging.LogFactory; | |
import org.jsecurity.JSecurityException; | |
import java.util.Collection; | |
/** | |
* TODO - complete JavaDoc | |
* @author Les Hazlewood | |
* @since 0.2 | |
*/ | |
public abstract class LifecycleUtils { | |
private static final Log log = LogFactory.getLog(LifecycleUtils.class); | |
public static void init(Object o) throws JSecurityException { | |
if (o instanceof Initializable) { | |
init((Initializable) o); | |
} | |
} | |
public static void init(Initializable initializable) throws JSecurityException { | |
initializable.init(); | |
} | |
/** | |
* @param c | |
* @throws JSecurityException | |
* @since 0.9 | |
*/ | |
public static void init(Collection c) throws JSecurityException { | |
if (c == null || c.isEmpty()) { | |
return; | |
} | |
for (Object o : c) { | |
init(o); | |
} | |
} | |
public static void destroy(Object o) { | |
if (o instanceof Destroyable) { | |
destroy((Destroyable) o); | |
} | |
} | |
public static void destroy(Destroyable d) { | |
if (d != null) { | |
try { | |
d.destroy(); | |
} catch (Throwable t) { | |
if (log.isDebugEnabled()) { | |
String msg = "Unable to cleanly destroy instance [" + d + "] of type [" + d.getClass().getName() + "]."; | |
log.debug(msg, t); | |
} | |
} | |
} | |
} | |
/** | |
* Calls {@link #destroy(Object) destroy} for each object in the collection. If the collection is <code>null</code> or | |
* empty, this method returns quietly. | |
* | |
* @param c the collection of objects to destroy. | |
* @since 0.9 | |
*/ | |
public static void destroy(Collection c) { | |
if (c == null || c.isEmpty()) { | |
return; | |
} | |
for (Object o : c) { | |
destroy(o); | |
} | |
} | |
} |