/*
* 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.openejb.server.cli.command;
import org.apache.openejb.core.LocalInitialContextFactory;
import org.apache.openejb.server.cli.StreamManager;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import java.util.Properties;
public abstract class AbstractCommand {
protected StreamManager streamManager;
protected String command;
public abstract void execute(final String cmd);
public void setStreamManager(StreamManager streamManager) {
this.streamManager = streamManager;
}
public void setCommand(String command) {
this.command = command;
}
public <T> T lookup(final Class<T> clazz, final String jndiName) throws NamingException {
Properties p = new Properties();
p.setProperty(Context.INITIAL_CONTEXT_FACTORY, LocalInitialContextFactory.class.getName());
ClassLoader oldCl = Thread.currentThread().getContextClassLoader();
Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
try {
return (T) new InitialContext(p).lookup(jndiName);
} finally {
Thread.currentThread().setContextClassLoader(oldCl);
}
}
}