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/*******************************************************************************
* Copyright (c) 2014 Raymond Augé and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Raymond Augé <raymond.auge@liferay.com> - Bug 436698
******************************************************************************/
package org.eclipse.equinox.http.servlet.tests.tb;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.equinox.http.servlet.tests.util.CharResponseWrapper;
/**
* @author Raymond Augé
*/
public abstract class AbstractWhiteboardTestFilter implements Filter {
public abstract char getChar();
@Override
public void destroy() {
//
}
@Override
public void doFilter(
ServletRequest request, ServletResponse response,
FilterChain chain)
throws IOException, ServletException {
CharResponseWrapper charResponseWrapper = new CharResponseWrapper(
(HttpServletResponse) response);
chain.doFilter(request, charResponseWrapper);
String output = charResponseWrapper.toString();
response.setContentLength(output.length() + 2);
PrintWriter writer = response.getWriter();
writer.print(getChar());
writer.print(output);
writer.print(getChar());
writer.close();
}
@Override
public void init(FilterConfig arg0) throws ServletException {
//
}
}
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