/*
* Copyright 2012-2017 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.boot.web.servlet.server;
import java.io.IOException;
import javax.servlet.GenericServlet;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.springframework.util.StreamUtils;
/**
* Simple example Servlet used for testing.
*
* @author Phillip Webb
*/
@SuppressWarnings("serial")
public class ExampleServlet extends GenericServlet {
private final boolean echoRequestInfo;
private final boolean writeWithoutContentLength;
public ExampleServlet() {
this(false, false);
}
public ExampleServlet(boolean echoRequestInfo, boolean writeWithoutContentLength) {
this.echoRequestInfo = echoRequestInfo;
this.writeWithoutContentLength = writeWithoutContentLength;
}
@Override
public void service(ServletRequest request, ServletResponse response)
throws ServletException, IOException {
String content = "Hello World";
if (this.echoRequestInfo) {
content += " scheme=" + request.getScheme();
content += " remoteaddr=" + request.getRemoteAddr();
}
if (this.writeWithoutContentLength) {
response.setContentType("text/plain");
ServletOutputStream outputStream = response.getOutputStream();
StreamUtils.copy(content.getBytes(), outputStream);
outputStream.flush();
}
else {
response.getWriter().write(content);
}
}
}