org.terracotta.angela.common.clientconfig.ClientArrayConfig Maven / Gradle / Ivy

Go to download
/*
 * Copyright Terracotta, Inc.
 *
 * Licensed 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.terracotta.angela.common.clientconfig;

import org.terracotta.angela.common.util.IpUtils;

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

/**
 * @author Aurelien Broszniowski
 */

public class ClientArrayConfig {

  private final Map hosts = new HashMap<>();

  private ClientArrayConfig() {}

  public static ClientArrayConfig newClientArrayConfig() {
    return new ClientArrayConfig();
  }

  public ClientArrayConfig named(String symbolicName) {
    return host(symbolicName, IpUtils.getHostName());
  }

  public ClientArrayConfig host(String hostname) {
    return host(hostname, hostname);
  }

  public ClientArrayConfig host(String clientSymbolicName, String hostname) {
    ClientSymbolicName key = new ClientSymbolicName(clientSymbolicName);
    if (this.hosts.containsKey(key)) {
      throw new IllegalArgumentException("Client with symbolic name '" + clientSymbolicName + "' already present in the client array config");
    }
    this.hosts.put(key, hostname);

    return this;
  }

  public Map getHosts() {
    return Collections.unmodifiableMap(hosts);
  }

  public ClientArrayConfig hostSerie(int serieLength, String hostname) {
    for (int i = 0; i < serieLength; i++) {
      String clientSymbolicName = hostname + "-" + i;
      host(clientSymbolicName, hostname);
    }
    return this;
  }

  public ClientArrayConfig hostSerie(int serieLength) {
    for (int i = 0; i < serieLength; i++) {
      String clientSymbolicName = IpUtils.getHostName() + "-" + i;
      host(clientSymbolicName, IpUtils.getHostName());
    }
    return this;
  }
}