/*
* Copyright 2011 <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 javax.servlet.ServletContext;
import org.ocpsoft.rewrite.bind.Evaluation;
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.event.Rewrite;
import org.ocpsoft.rewrite.param.Constraint;
import org.ocpsoft.rewrite.param.Transposition;
import org.ocpsoft.rewrite.servlet.http.event.HttpServletRewrite;
/**
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*
*/
public class RequestConstraintTransformTestProvider extends HttpConfigurationProvider
{
private final Constraint<String> uppercaseOnly = new Constraint<String>() {
@Override
public boolean isSatisfiedBy(Rewrite event, EvaluationContext context, String value)
{
return value.matches("[A-Z]+");
}
};
private final Transposition<String> toLowercase = new Transposition<String>() {
@Override
public String transpose(Rewrite event, EvaluationContext context, String value)
{
return value.toLowerCase();
}
};
@Override
public int priority()
{
return 0;
}
@Override
public Configuration getConfiguration(final ServletContext context)
{
Configuration config = ConfigurationBuilder
.begin()
.addRule()
.when(Direction.isOutbound().and(Path.matches("/outbound/{3}")))
.perform(Substitute.with("/outbound/{3}"))
.where("3").transposedBy(toLowercase)
.addRule()
.when(Path.matches("/constraint/{1}/{2}"))
.perform(new HttpOperation() {
@Override
public void performHttp(final HttpServletRewrite event, final EvaluationContext context)
{
String one = ((String) Evaluation.property("1").retrieve(event, context));
String two = ((String) Evaluation.property("2").retrieve(event, context));
String three = event.getResponse().encodeRedirectURL(event.getContextPath() + "/outbound/THREE");
Response.addHeader("one", one).perform(event, context);
Response.addHeader("two", two).perform(event, context);
Response.addHeader("three", three).perform(event, context);
SendStatus.code(211).perform(event, context);
}
})
.where("1").constrainedBy(uppercaseOnly).where("2")
.constrainedBy(uppercaseOnly).transposedBy(toLowercase);
return config;
}
}