/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.restcomm.media.component.dsp;
import java.util.ArrayList;
import java.util.List;
import org.restcomm.media.spi.dsp.Codec;
import org.restcomm.media.spi.dsp.DspFactory;
/**
* Defines configuration of the DSP and constructs new DSP.
*
* @author kulikov
*/
public class DspFactoryImpl implements DspFactory {
//list of registered codecs where codec is represented by its fully qualified class name
private final ArrayList<String> classes;
public DspFactoryImpl() {
this.classes = new ArrayList<String>();
}
/**
* Registers codec.
*
* @param fqn the fully qualified name of codec class.
*/
public void addCodec(String fqn) {
this.classes.add(fqn);
}
/**
* Unregisters codec.
*
* @param fqn the fully qualified name of the codec class.
*/
public void remove(String fqn) {
this.classes.remove(fqn);
}
/**
* Creates new DSP.
*
* @return DSP instance.
* @throws InstantiationException
* @throws ClassNotFoundException
* @throws IllegalAccessException
*/
@Override
public Dsp newProcessor() throws InstantiationException, ClassNotFoundException, IllegalAccessException {
int numClasses = this.classes.size();
Codec[] codecs = new Codec[numClasses];
for(int i = 0; i < numClasses; i++) {
String fqn = this.classes.get(i);
Class<?> codecClass = DspFactoryImpl.class.getClassLoader().loadClass(fqn);
codecs[i] = (Codec) codecClass.newInstance();
}
return new Dsp(codecs);
}
@Override
public void setCodecs(List<String> list) {
this.classes.addAll(list);
}
}