/*
* 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.ambari.logfeeder.mapper;
import java.util.Map;
public abstract class Mapper {
private String inputDesc;
protected String fieldName;
private String mapClassCode;
public abstract boolean init(String inputDesc, String fieldName, String mapClassCode, Object mapConfigs);
protected void init(String inputDesc, String fieldName, String mapClassCode) {
this.inputDesc = inputDesc;
this.fieldName = fieldName;
this.mapClassCode = mapClassCode;
}
public abstract Object apply(Map<String, Object> jsonObj, Object value);
@Override
public String toString() {
return "mapClass=" + mapClassCode + ", input=" + inputDesc + ", fieldName=" + fieldName;
}
}