stream.runtime.rpc.AbstractServiceDelegator Maven / Gradle / Ivy
/*
* streams library
*
* Copyright (C) 2011-2014 by Christian Bockermann, Hendrik Blom
*
* streams is a library, API and runtime environment for processing high
* volume data streams. It is composed of three submodules "stream-api",
* "stream-core" and "stream-runtime".
*
* The streams library (and its submodules) is free software: you can
* redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* The stream.ai library (and its submodules) is distributed in the hope
* that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package stream.runtime.rpc;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import stream.service.Service;
public class AbstractServiceDelegator implements InvocationHandler {
static Logger log = LoggerFactory.getLogger( AbstractServiceDelegator.class );
protected final Service service;
public AbstractServiceDelegator( Service service ){
this.service = service;
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
if( method.equals( "toString" ) && args == null ){
log.info( "Handling toString() call..." );
return service.getClass() + "[" + this.toString() + "]";
}
throw new Exception( "Not implemented!" );
}
}