001    /**
002     * Copyright (C) 2009-2011 the original author or authors.
003     * See the notice.md file distributed with this work for additional
004     * information regarding copyright ownership.
005     *
006     * Licensed under the Apache License, Version 2.0 (the "License");
007     * you may not use this file except in compliance with the License.
008     * You may obtain a copy of the License at
009     *
010     *     http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    
019    package org.fusesource.restygwt.client.dispatcher;
020    
021    import org.fusesource.restygwt.client.Method;
022    import org.fusesource.restygwt.client.callback.XSRFToken;
023    
024    import com.google.gwt.http.client.RequestBuilder;
025    
026    public class XSRFTokenDispatcherFilter implements DispatcherFilter {
027    
028        private XSRFToken xsrf;
029    
030        public XSRFTokenDispatcherFilter(final XSRFToken xsrf) {
031            this.xsrf = xsrf;
032        }
033        
034        public boolean filter(final Method method, final RequestBuilder builder) {
035            if (this.xsrf.token !=null) {
036                method.header(this.xsrf.getHeaderKey(), this.xsrf.token);
037            }
038            return true;// continue filtering
039        }
040    }