/**
* 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 com.alibaba.jstorm.elasticsearch.common;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class EsOutputDeclarer implements Serializable {
private static final long serialVersionUID = 8273553454942900376L;
private List<String> fields = new ArrayList<String>();
public EsOutputDeclarer addField(String... names) {
for (String name : names) {
fields.add(name);
}
return this;
}
public String[] getFields() {
return fields.toArray(new String[0]);
}
public List<Object> getValues(Map<String, Object> source) {
List<Object> values = new ArrayList<Object>();
for (String field : fields) {
values.add(source.get(field));
}
return values;
}
}