/*
 *
 * Copyright (c) 2006 The Apache Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package org.apache.qpid.server.cluster.util;

import java.text.MessageFormat;

/**
 * Convenience class to allow log messages to be specified in terms
 * of MessageFormat patterns with a variable set of parameters. The
 * production of the string is only done if toSTring is called so it
 * works well with debug level messages, allowing complex messages
 * to be specified that are only evaluated if actually printed.
 *
 */
public class LogMessage
{
    private final String _message;
    private final Object[] _args;

    public LogMessage(String message)
    {
        this(message, new Object[0]);
    }

    public LogMessage(String message, Object... args)
    {
        _message = message;
        _args = args;
    }

    public String toString()
    {
        return MessageFormat.format(_message, _args);
    }
}
