Apache CXF example source code file (RuntimeDelegateImpl.java)

This example Apache CXF source code file (RuntimeDelegateImpl.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Apache CXF tags/keywords

headerdelegate, headerdelegate, illegalargumentexception, mediatypeheaderprovider, override, override, responsebuilderimpl, runtimedelegateimpl, runtimedelegateimpl, t, t, uribuilderimpl, util, variantlistbuilder, variantlistbuilderimpl

The Apache CXF RuntimeDelegateImpl.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.cxf.jaxrs.impl;

import java.util.HashMap;
import java.util.Map;

import javax.ws.rs.core.Application;
import javax.ws.rs.core.CacheControl;
import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.EntityTag;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.NewCookie;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.core.UriBuilder;
import javax.ws.rs.core.Variant.VariantListBuilder;
import javax.ws.rs.ext.RuntimeDelegate;

import org.apache.cxf.endpoint.Server;
import org.apache.cxf.jaxrs.JAXRSServerFactoryBean;
import org.apache.cxf.jaxrs.utils.ResourceUtils;



public class RuntimeDelegateImpl extends RuntimeDelegate {
    protected Map<Class, HeaderDelegate> headerProviders 
        = new HashMap<Class, HeaderDelegate>();    

    public RuntimeDelegateImpl() {
        headerProviders.put(MediaType.class, new MediaTypeHeaderProvider());
        headerProviders.put(CacheControl.class, new CacheControlHeaderProvider());
        headerProviders.put(EntityTag.class, new EntityTagHeaderProvider());
        headerProviders.put(Cookie.class, new CookieHeaderProvider());
        headerProviders.put(NewCookie.class, new NewCookieHeaderProvider());
    }
    
    
    
    public <T> T createInstance(Class type) {
        if (type.isAssignableFrom(ResponseBuilder.class)) {
            return type.cast(new ResponseBuilderImpl());
        } 
        if (type.isAssignableFrom(UriBuilder.class)) {
            return type.cast(new UriBuilderImpl());
        }
        if (type.isAssignableFrom(VariantListBuilder.class)) {
            return type.cast(new VariantListBuilderImpl());
        }
        return null;
    }
   
    
    @SuppressWarnings("unchecked")
    @Override
    public <T> HeaderDelegate createHeaderDelegate(Class type) {
        return headerProviders.get(type);
    }



    @Override
    public ResponseBuilder createResponseBuilder() {
        return new ResponseBuilderImpl();
    }



    @Override
    public UriBuilder createUriBuilder() {
        return new UriBuilderImpl();
    }



    @Override
    public VariantListBuilder createVariantListBuilder() {
        return new VariantListBuilderImpl(); 
    }



    @Override
    public <T> T createEndpoint(Application app, Class endpointType) 
        throws IllegalArgumentException, UnsupportedOperationException {
        if (app == null || (!Server.class.isAssignableFrom(endpointType)
            && !JAXRSServerFactoryBean.class.isAssignableFrom(endpointType))) {
            throw new IllegalArgumentException();
        }
        JAXRSServerFactoryBean bean = ResourceUtils.createApplication(app, false);
        if (JAXRSServerFactoryBean.class.isAssignableFrom(endpointType)) {
            return endpointType.cast(bean);
        }
        bean.setStart(false);
        Server server = bean.create();
        return endpointType.cast(server);
    }
    

}