/*
* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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 io.undertow.server.handlers;
import io.undertow.predicate.Predicate;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import java.util.TreeMap;
/**
* Handler that sets up the predicate context
*
* @author Stuart Douglas
*/
public class PredicateContextHandler implements HttpHandler {
private final HttpHandler next;
public PredicateContextHandler(HttpHandler next) {
this.next = next;
}
@Override
public void handleRequest(HttpServerExchange exchange) throws Exception {
exchange.putAttachment(Predicate.PREDICATE_CONTEXT, new TreeMap<String, Object>());
next.handleRequest(exchange);
}
}