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/*
* 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.tuscany.sca.binding.feed.provider;
import java.net.URI;
import org.apache.commons.codec.binary.Base64;
import org.apache.commons.httpclient.Credentials;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.MultiThreadedHttpConnectionManager;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.auth.AuthScope;
import org.apache.tuscany.sca.binding.feed.AtomBinding;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.invocation.Invoker;
import org.apache.tuscany.sca.provider.ReferenceBindingProvider;
import org.apache.tuscany.sca.runtime.RuntimeComponent;
import org.apache.tuscany.sca.runtime.RuntimeComponentReference;
/**
* Implementation of the Atom binding provider.
*
* @version $Rev$ $Date$
*/
class AtomReferenceBindingProvider implements ReferenceBindingProvider {
private RuntimeComponentReference reference;
private AtomBinding binding;
private String authorizationHeader;
private HttpClient httpClient;
/**
* Constructs a new AtomReferenceBindingProvider
* @param component
* @param reference
* @param binding
*/
AtomReferenceBindingProvider(RuntimeComponent component,
RuntimeComponentReference reference,
AtomBinding binding) {
this.reference = reference;
this.binding = binding;
// Prepare authorization header
String authorization = "admin" + ":" + "admin";
authorizationHeader = "Basic " + new String(Base64.encodeBase64(authorization.getBytes()));
// Create an HTTP client
httpClient = new HttpClient(new MultiThreadedHttpConnectionManager());
httpClient.getHttpConnectionManager().getParams().setConnectionTimeout(60000);
}
public Invoker createInvoker(Operation operation) {
String operationName = operation.getName();
if (operationName.equals("get")) {
return new AtomBindingInvoker.GetInvoker(operation, binding.getURI(), httpClient, authorizationHeader);
} else if (operationName.equals("post")) {
return new AtomBindingInvoker.PostInvoker(operation, binding.getURI(), httpClient, authorizationHeader);
} else if (operationName.equals("put")) {
return new AtomBindingInvoker.PutInvoker(operation, binding.getURI(), httpClient, authorizationHeader);
} else if (operationName.equals("delete")) {
return new AtomBindingInvoker.DeleteInvoker(operation, binding.getURI(), httpClient,
authorizationHeader);
} else if (operationName.equals("getFeed") || operationName.equals("getAll")) {
return new AtomBindingInvoker.GetAllInvoker(operation, binding.getURI(), httpClient,
authorizationHeader);
} else if (operationName.equals("postMedia")) {
return new AtomBindingInvoker.PostMediaInvoker(operation, binding.getURI(), httpClient,
authorizationHeader);
} else if (operationName.equals("putMedia")) {
return new AtomBindingInvoker.PutMediaInvoker(operation, binding.getURI(), httpClient,
authorizationHeader);
}
return new AtomBindingInvoker(operation, binding.getURI(), httpClient, authorizationHeader);
}
public InterfaceContract getBindingInterfaceContract() {
return reference.getInterfaceContract();
}
public void start() {
// Configure the HTTP client credentials
Credentials credentials = new UsernamePasswordCredentials("admin", "admin");
httpClient.getParams().setAuthenticationPreemptive(true);
URI uri = URI.create(binding.getURI());
httpClient.getState().setCredentials(new AuthScope(uri.getHost(), uri.getPort()), credentials);
}
public void stop() {
}
public boolean supportsOneWayInvocation() {
return false;
}
}
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