/*
* Copyright (c) 2008, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the Classpath exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.sun.btrace.comm;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.PrintWriter;
/**
* A simple data command that has one number value.
*
* @author A. Sundararajan
*/
public class NumberDataCommand extends DataCommand {
private Number value;
public NumberDataCommand() {
this(null, 0);
}
public NumberDataCommand(String name, Number value) {
super(NUMBER, name);
this.value = value;
}
@Override
public void print(PrintWriter out) {
if (name != null && !name.isEmpty()) {
out.print(name);
out.print(" = ");
}
out.println(value);
}
public Number getValue() {
return value;
}
@Override
protected void write(ObjectOutput out) throws IOException {
out.writeUTF(name != null ? name : "");
out.writeObject(value);
}
@Override
protected void read(ObjectInput in)
throws IOException, ClassNotFoundException {
this.name = in.readUTF();
this.value = (Number) in.readObject();
}
}