org.coos.actorframe.RoleSpec Maven / Gradle / Ivy

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/**
 * COOS - Connected Objects Operating System (www.connectedobjects.org).
 *
 * Copyright (C) 2009 Telenor ASA and Tellu AS. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This library 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 program.  If not, see .
 *
 * You may also contact one of the following for additional information:
 * Telenor ASA, Snaroyveien 30, N-1331 Fornebu, Norway (www.telenor.no)
 * Tellu AS, Hagalokkveien 13, N-1383 Asker, Norway (www.tellu.no)
 */
package org.coos.actorframe;

import org.coos.util.serialize.StringHelper;
import org.coos.util.serialize.AFClassLoader;
import org.coos.util.serialize.AFSerializer;

import java.io.*;

/**
 * 
 * @author Geir Melby, Tellu AS
 */
public class RoleSpec implements AFSerializer {
	private String instance;
	private String type;
	private String roleClass;
	private boolean persistent;

	public RoleSpec() {
		persistent = true;
	}

	public RoleSpec(String instance, String type, String roleClass) {
		this.instance = instance;
		this.roleClass = roleClass;
		this.type = type;
	}

	public String getInstance() {
		return instance;
	}

	public void setInstance(String instance) {
		this.instance = instance;
	}

	public String getType() {
		return type;
	}

	public void setType(String type) {
		this.type = type;
	}

	public String getRoleClass() {
		return roleClass;
	}

	public void setRoleClass(String roleClass) {
		this.roleClass = roleClass;
	}

	public boolean isPersistent() {
		return persistent;
	}

	public void setPersistent(boolean persistent) {
		this.persistent = persistent;
	}

	public String toString() {
		return "instance: " + instance + " type: " + type + " persistentSession: " + persistent + " class: "
				+ roleClass; // To change body of overridden methods use File |
		// Settings | File Templates.
	}

	/**
	 * This function must implement the serialization of the object.
	 * 
	 * @return a byte array with the objects data
	 * @throws java.io.IOException
	 */
	public byte[] serialize() throws IOException {
		ByteArrayOutputStream bout = new ByteArrayOutputStream();
		DataOutputStream dout = new DataOutputStream(bout);
		dout.write(StringHelper.persist(instance));
		dout.write(StringHelper.persist(type));
		dout.write(StringHelper.persist(roleClass));
		dout.writeBoolean(persistent);
		dout.flush();

		return bout.toByteArray();
	}

	/**
	 * Use this function for resurrection of the object
	 * 
	 * @param data
	 *            The serialized data containing the object data
	 * @throws java.io.IOException
	 */
	public ByteArrayInputStream deSerialize(byte[] data, AFClassLoader cl) throws IOException {
		ByteArrayInputStream bin = new ByteArrayInputStream(data);
		DataInputStream din = new DataInputStream(bin);
		instance = StringHelper.resurrect(din);
		type = StringHelper.resurrect(din);
		roleClass = StringHelper.resurrect(din);
		persistent = din.readBoolean();
		return bin;
	}
}