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IAMExample.java
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/*
* Copyright 2014 Netflix, Inc.
*
* 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 feign.jaxb.examples;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;
import feign.Feign;
import feign.Request;
import feign.RequestLine;
import feign.RequestTemplate;
import feign.Target;
import feign.jaxb.JAXBContextFactory;
import feign.jaxb.JAXBDecoder;
public class IAMExample {
public static void main(String... args) {
IAM iam = Feign.builder()
.decoder(new JAXBDecoder(new JAXBContextFactory.Builder().build()))
.target(new IAMTarget(args[0], args[1]));
GetUserResponse response = iam.userResponse();
System.out.println("UserId: " + response.result.user.id);
}
interface IAM {
@RequestLine("GET /?Action=GetUser&Version=2010-05-08")
GetUserResponse userResponse();
}
static class IAMTarget extends AWSSignatureVersion4 implements Target<IAM> {
private IAMTarget(String accessKey, String secretKey) {
super(accessKey, secretKey);
}
@Override
public Class<IAM> type() {
return IAM.class;
}
@Override
public String name() {
return "iam";
}
@Override
public String url() {
return "https://iam.amazonaws.com";
}
@Override
public Request apply(RequestTemplate in) {
in.insert(0, url());
return super.apply(in);
}
}
@XmlRootElement(name = "GetUserResponse", namespace = "https://iam.amazonaws.com/doc/2010-05-08/")
@XmlAccessorType(XmlAccessType.FIELD)
static class GetUserResponse {
@XmlElement(name = "GetUserResult")
private GetUserResult result;
}
@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "GetUserResult")
static class GetUserResult {
@XmlElement(name = "User")
private User user;
}
@XmlAccessorType(XmlAccessType.FIELD)
@XmlType(name = "User")
static class User {
@XmlElement(name = "UserId")
private String id;
}
}