/**
* 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.hadoop.gateway.shell.yarn;
import org.apache.hadoop.gateway.shell.AbstractRequest;
import org.apache.hadoop.gateway.shell.BasicResponse;
import org.apache.hadoop.gateway.shell.Hadoop;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import java.util.concurrent.Callable;
public class KillApp {
static class Request extends AbstractRequest<Response> {
private String appId;
Request(Hadoop session) {
super(session);
}
public Request appId(String appId) {
this.appId = appId;
return this;
}
@Override
protected Callable<Response> callable() {
return new Callable<Response>() {
@Override
public Response call() throws Exception {
URIBuilder uri = uri( Yarn.SERVICE_PATH, "/v1/cluster/apps/", appId, "/state" );
HttpPut request = new HttpPut( uri.build() );
request.setEntity(new StringEntity("{ \"state\":\"KILLED\" }", ContentType.APPLICATION_JSON));
return new Response( execute( request ) );
}
};
}
}
static class Response extends BasicResponse {
Response( HttpResponse response ) {
super( response );
}
}
}