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net.sourceforge.stripes.mock.MockServletOutputStream Maven / Gradle / Ivy
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Stripes web framework jar, including tag library.
/* Copyright 2005-2006 Tim Fennell
*
* 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 net.sourceforge.stripes.mock;
import javax.servlet.ServletOutputStream;
import javax.servlet.WriteListener;
import java.io.IOException;
import java.io.ByteArrayOutputStream;
/**
* Mock implementation of a ServletOutputStream that just uses a byte array output stream to
* capture any output and make it available after the test is done.
*
* @author Tim Fennell
* @since Stripes 1.1
*/
public class MockServletOutputStream extends ServletOutputStream {
private ByteArrayOutputStream out = new ByteArrayOutputStream();
/** Pass through method calls ByteArrayOutputStream.write(int b). */
@Override
public void write(int b) throws IOException { out.write(b); }
/** Returns the array of bytes that have been written to the output stream. */
public byte[] getBytes() {
return out.toByteArray();
}
/** Returns, as a character string, the output that was written to the output stream. */
public String getString() {
return out.toString();
}
@Override
public boolean isReady() {
return true;
}
@Override
public void setWriteListener(WriteListener writeListener) {
}
}
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