/**
* 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 demo.jaxrs.client;
import javax.ws.rs.core.Response;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.methods.DeleteMethod;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.InputStreamRequestEntity;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.PutMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.cxf.common.util.Base64Utility;
public final class Client {
private Client() {
}
public static void main(String args[]) throws Exception {
System.out.println("\n");
Client c = new Client();
// 1. get customer info
//
c.getCustomerInfo("fred", "fred", 123);
c.getCustomerInfo("fred", "fredspassword", 123);
c.getCustomerInfo("bob", "bobspassword", 123);
// 2. add customer info
//
c.addCustomerInfo("fred", "fredspassword");
c.addCustomerInfo("bob", "bobspassword");
// 3. update customer info
//
c.updateCustomerInfo("fred", "fredspassword");
c.updateCustomerInfo("bob", "bobspassword");
// 4. delete customer info
//
c.deleteCustomerInfo("bob", "bobspassword", 123);
c.deleteCustomerInfo("fred", "fredspassword", 123);
}
public void getCustomerInfo(String name, String password, int id) throws Exception {
System.out.println("HTTP GET to query customer info, user : "
+ name + ", password : " + password);
GetMethod get =
new GetMethod("http://localhost:9002/customerservice/customers/" + id);
setMethodHeaders(get, name, password);
handleHttpMethod(get);
}
public void addCustomerInfo(String name, String password) throws Exception {
System.out.println("HTTP POST to add customer info, user : "
+ name + ", password : " + password);
PostMethod post = new PostMethod("http://localhost:9002/customerservice/customers");
setMethodHeaders(post, name, password);
RequestEntity entity = new InputStreamRequestEntity(
this.getClass().getClassLoader().getResourceAsStream("add_customer.xml"));
post.setRequestEntity(entity);
handleHttpMethod(post);
}
public void updateCustomerInfo(String name, String password) throws Exception {
System.out.println("HTTP PUT to update customer info, user : "
+ name + ", password : " + password);
PutMethod put = new PutMethod("http://localhost:9002/customerservice/customers/123");
setMethodHeaders(put, name, password);
RequestEntity entity = new InputStreamRequestEntity(
this.getClass().getClassLoader().getResourceAsStream("update_customer.xml"));
put.setRequestEntity(entity);
handleHttpMethod(put);
}
public void deleteCustomerInfo(String name, String password, int id) throws Exception {
System.out.println("HTTP DELETE to update customer info, user : "
+ name + ", password : " + password);
System.out.println("Confirming a customer with id " + id + " exists first");
getCustomerInfo(name, password, id);
System.out.println("Deleting now...");
DeleteMethod del =
new DeleteMethod("http://localhost:9002/customerservice/customers/" + id);
setMethodHeaders(del, name, password);
handleHttpMethod(del);
System.out.println("Confirming a customer with id " + id + " does not exist anymore");
getCustomerInfo(name, password, id);
}
private static void handleHttpMethod(HttpMethod httpMethod) throws Exception {
HttpClient client = new HttpClient();
try {
int statusCode = client.executeMethod(httpMethod);
System.out.println("Response status : " + statusCode);
Response.Status status = Response.Status.fromStatusCode(statusCode);
if (status == Response.Status.OK) {
System.out.println(httpMethod.getResponseBodyAsString());
} else if (status == Response.Status.FORBIDDEN) {
System.out.println("Authorization failure");
} else if (status == Response.Status.UNAUTHORIZED) {
System.out.println("Authentication failure");
}
System.out.println();
} finally {
// release any connection resources used by the method
httpMethod.releaseConnection();
}
}
private static void setMethodHeaders(HttpMethod httpMethod, String name, String password) {
if (httpMethod instanceof PostMethod || httpMethod instanceof PutMethod) {
httpMethod.setRequestHeader("Content-Type", "application/xml");
}
httpMethod.setDoAuthentication(false);
httpMethod.setRequestHeader("Accept", "application/xml");
httpMethod.setRequestHeader("Authorization",
"Basic " + base64Encode(name + ":" + password));
}
private static String base64Encode(String value) {
return Base64Utility.encode(value.getBytes());
}
}