/*=============================================================================#
 # Copyright (c) 2008-2016 Stephan Wahlbrink (WalWare.de) and others.
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of either (per the licensee's choosing)
 #   - the Eclipse Public License v1.0
 #     which accompanies this distribution, and is available at
 #     http://www.eclipse.org/legal/epl-v10.html, or
 #   - the GNU Lesser General Public License v2.1 or newer
 #     which accompanies this distribution, and is available at
 #     http://www.gnu.org/licenses/lgpl.html
 # 
 # Contributors:
 #     Stephan Wahlbrink - initial API and implementation
 #=============================================================================*/

package de.walware.rj.server;

import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;


/**
 * Command for simple ping. Should be answered directly with a {@link RjsStatus}.
 */
public final class RjsPing implements RjsComObject, Externalizable {
	
	
	public static final RjsPing INSTANCE = new RjsPing();
	
	
	public RjsPing() {
	}
	
	
	@Override
	public void writeExternal(final ObjectOutput out) throws IOException {
	}
	
	@Override
	public void readExternal(final ObjectInput in) throws IOException, ClassNotFoundException {
	}
	
	
	@Override
	public int getComType() {
		return RjsComObject.T_PING;
	}
	
	
	@Override
	public int hashCode() {
		return 1;
	}
	
	@Override
	public boolean equals(final Object obj) {
		return (obj instanceof RjsPing);
	}
	
	
	@Override
	public String toString() {
		return "RjsPing";
	}
	
}