/*
* Copyright 2012 <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*
* 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.ocpsoft.rewrite.servlet.config;
import java.io.IOException;
import java.nio.charset.Charset;
import javax.servlet.ServletContext;
import org.ocpsoft.common.util.Streams;
import org.ocpsoft.rewrite.config.Configuration;
import org.ocpsoft.rewrite.config.ConfigurationBuilder;
import org.ocpsoft.rewrite.config.Direction;
import org.ocpsoft.rewrite.context.EvaluationContext;
import org.ocpsoft.rewrite.servlet.config.rule.Join;
import org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite;
/**
* Configuration for {@link JoinEncodingConfigurationTest}.
*
* @author Christian Kaltepoth
*/
public class JoinEncodingConfigurationProvider extends HttpConfigurationProvider
{
@Override
public Configuration getConfiguration(final ServletContext context)
{
return ConfigurationBuilder.begin()
/*
* a simple join
*/
.addRule(Join.path("/encoding/{param}").to("/encoding.html").withInboundCorrection())
/*
* request to this URL will response with details about the requested (forwarded) URL and the query parameter
*/
.addRule()
.when(Direction.isInbound().and(Path.matches("/encoding.html")))
.perform(new HttpOperation() {
@Override
public void performHttp(HttpServletRewrite event, EvaluationContext context)
{
StringBuilder result = new StringBuilder();
result.append("HttpServletRequest.getRequestPath() = ");
result.append(event.getInboundAddress().getPath());
result.append("\n");
for (Object key : event.getRequest().getParameterMap().keySet()) {
result.append("getParameter('");
result.append(key);
result.append("') = ");
result.append(event.getRequest().getParameter(key.toString()));
result.append("\n");
}
try {
// I'm sure there is a nicer way to do this. :)
event.getResponse().getOutputStream().write(
result.toString().getBytes(Charset.forName("UTF-8")));
SendStatus.code(200).perform(event, context);
Lifecycle.handled().perform(event, context);
}
catch (IOException e) {
throw new IllegalStateException(e);
}
}
})
/*
* Clients can post an URL to this address and will receive the result processed by HttpServletResponse.encodeURL()
*/
.addRule()
.when(Direction.isInbound().and(Path.matches("/outbound")))
.perform(new HttpOperation() {
@Override
public void performHttp(HttpServletRewrite event, EvaluationContext context)
{
try {
String url = Streams.toString(event.getRequest().getInputStream());
String rewritten = event.getResponse().encodeURL(url);
// I'm sure there is a nicer way to do this. :)
event.getResponse().getOutputStream().write(rewritten.getBytes(Charset.forName("UTF-8")));
SendStatus.code(200).perform(event, context);
Lifecycle.handled().perform(event, context);
}
catch (IOException e) {
throw new IllegalStateException(e);
}
}
});
}
@Override
public int priority()
{
return 0;
}
}