org.springframework.data.redis.connection.DefaultMessage Maven / Gradle / Ivy
/*
* Copyright 2011-2018 the original author or authors.
*
* 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.springframework.data.redis.connection;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
* Default message implementation.
*
* @author Costin Leau
* @author Christoph Strobl
*/
public class DefaultMessage implements Message {
private final byte[] channel;
private final byte[] body;
private @Nullable String toString;
public DefaultMessage(byte[] channel, byte[] body) {
Assert.notNull(channel, "Channel must not be null!");
Assert.notNull(body, "Body must not be null!");
this.body = body;
this.channel = channel;
}
/**
* @return
*/
public byte[] getChannel() {
return channel.clone();
}
public byte[] getBody() {
return body.clone();
}
@Override
public String toString() {
if (toString == null) {
toString = new String(body);
}
return toString;
}
}