package org.apache.helix.provisioning.yarn.example;
/*
* 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.
*/
import java.io.InputStream;
import org.apache.helix.provisioning.ApplicationSpec;
import org.apache.helix.provisioning.ApplicationSpecFactory;
import org.yaml.snakeyaml.Yaml;
public class MyTaskAppSpecFactory implements ApplicationSpecFactory {
@Override
public ApplicationSpec fromYaml(InputStream inputstream) {
return (ApplicationSpec) new Yaml().load(inputstream);
// return data;
}
public static void main(String[] args) {
Yaml yaml = new Yaml();
InputStream resourceAsStream =
ClassLoader.getSystemClassLoader().getResourceAsStream("job_runner_app_spec.yaml");
MyTaskAppSpec spec = yaml.loadAs(resourceAsStream, MyTaskAppSpec.class);
String dump = yaml.dump(spec);
System.out.println(dump);
System.out.println(spec.getServiceConfig("JobRunner").getStringField("num_containers", "1"));
}
}