external/storm-eventhubs/src/test/java/org/apache/storm/eventhubs/spout/StateStoreMock.java

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 * 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.
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package org.apache.storm.eventhubs.spout;

import java.util.HashMap;
import java.util.Map;

import org.apache.storm.eventhubs.spout.IStateStore;

/**
 * A state store mocker
 */
public class StateStoreMock implements IStateStore {
  Map<String, String> myDataMap;
  @Override
  public void open() {
    myDataMap = new HashMap<String, String>();
  }

  @Override
  public void close() {
    myDataMap = null;
  }

  @Override
  public void saveData(String path, String data) {
    if(myDataMap != null) {
      myDataMap.put(path, data);
    }
  }

  @Override
  public String readData(String path) {
    if(myDataMap != null) {
      return myDataMap.get(path);
    }
    return null;
  }
}