/*
* Copyright 2002-2013 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.web.socket.sockjs.frame;
import org.springframework.util.Assert;
/**
* A default implementation of
* {@link org.springframework.web.socket.sockjs.frame.SockJsFrameFormat} that relies
* on {@link java.lang.String#format(String, Object...)}..
*
* @author Rossen Stoyanchev
* @since 4.0
*/
public class DefaultSockJsFrameFormat implements SockJsFrameFormat {
private final String format;
public DefaultSockJsFrameFormat(String format) {
Assert.notNull(format, "format must not be null");
this.format = format;
}
@Override
public String format(SockJsFrame frame) {
return String.format(this.format, preProcessContent(frame.getContent()));
}
protected String preProcessContent(String content) {
return content;
}
}