minicluster/src/main/java/org/apache/accumulo/minicluster/MiniAccumuloInstance.java

/*
 * 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.accumulo.minicluster;

import java.io.File;
import java.io.FileNotFoundException;

import org.apache.accumulo.core.conf.Property;
import org.apache.accumulo.core.conf.SiteConfiguration;

/**
 * @since 1.6.0
 * @deprecated since 2.0.0, Use {@link MiniAccumuloCluster#getClientInfo(File)} instead
 */
@Deprecated
public class MiniAccumuloInstance extends org.apache.accumulo.core.client.ZooKeeperInstance {

  /**
   * Construct an {@link org.apache.accumulo.core.client.Instance} entry point to Accumulo using a
   * {@link MiniAccumuloCluster} directory
   */
  public MiniAccumuloInstance(String instanceName, File directory) throws FileNotFoundException {
    super(org.apache.accumulo.core.client.ClientConfiguration
        .fromFile(new File(new File(directory, "conf"), "client.conf")).withInstance(instanceName)
        .withZkHosts(getZooKeepersFromDir(directory)));
  }

  // Keep this private to avoid bringing it into the public API
  private static String getZooKeepersFromDir(File directory) {
    if (!directory.isDirectory())
      throw new IllegalArgumentException("Not a directory " + directory.getPath());
    File configFile = new File(new File(directory, "conf"), "accumulo.properties");
    SiteConfiguration conf = new SiteConfiguration(configFile);
    return conf.get(Property.INSTANCE_ZK_HOST);
  }
}