/* * Copyright 2002-2009 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.mock.web; import java.io.IOException; import java.io.OutputStream; import javax.servlet.ServletOutputStream; import org.springframework.util.Assert; /** * Delegating implementation of {@link javax.servlet.ServletOutputStream}. * *
Used by {@link MockHttpServletResponse}; typically not directly
* used for testing application controllers.
*
* @author Juergen Hoeller
* @since 1.0.2
* @see MockHttpServletResponse
*/
public class DelegatingServletOutputStream extends ServletOutputStream {
private final OutputStream targetStream;
/**
* Create a DelegatingServletOutputStream for the given target stream.
* @param targetStream the target stream (never null
)
*/
public DelegatingServletOutputStream(OutputStream targetStream) {
Assert.notNull(targetStream, "Target OutputStream must not be null");
this.targetStream = targetStream;
}
/**
* Return the underlying target stream (never null
).
*/
public final OutputStream getTargetStream() {
return this.targetStream;
}
public void write(int b) throws IOException {
this.targetStream.write(b);
}
public void flush() throws IOException {
super.flush();
this.targetStream.flush();
}
public void close() throws IOException {
super.close();
this.targetStream.close();
}
}