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Akka/Scala example source code file (Messages.java)

This example Akka source code file (Messages.java) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Akka and Scala source code examples by using tags.

All credit for the original source code belongs to akka.io; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Akka tags/keywords

arraylist, doit, immutablemessage, list, message, messages, override, result, string, swap

The Messages.java Akka example source code

/**
 * Copyright (C) 2009-2014 Typesafe Inc. <http://www.typesafe.com>
 */

package docs.actor;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class Messages {
  static
  //#immutable-message
  public class ImmutableMessage {
    private final int sequenceNumber;
    private final List<String> values;

    public ImmutableMessage(int sequenceNumber, List<String> values) {
      this.sequenceNumber = sequenceNumber;
      this.values = Collections.unmodifiableList(new ArrayList<String>(values));
    }

    public int getSequenceNumber() {
      return sequenceNumber;
    }

    public List<String> getValues() {
      return values;
    }
  }
  //#immutable-message

  public static class DoIt {
    private final ImmutableMessage msg;

    DoIt(ImmutableMessage msg) {
      this.msg = msg;
    }

    public ImmutableMessage getMsg() {
      return msg;
    }

    @Override
    public boolean equals(Object o) {
      if (this == o) return true;
      if (o == null || getClass() != o.getClass()) return false;

      DoIt doIt = (DoIt) o;

      if (!msg.equals(doIt.msg)) return false;

      return true;
    }

    @Override
    public int hashCode() {
      return msg.hashCode();
    }

    @Override
    public String toString() {
      return "DoIt{" +
        "msg=" + msg +
        '}';
    }
  }

  public static class Message {
    final String str;

    Message(String str) {
      this.str = str;
    }

    public String getStr() {
      return str;
    }

    @Override
    public boolean equals(Object o) {
      if (this == o) return true;
      if (o == null || getClass() != o.getClass()) return false;

      Message message = (Message) o;

      if (!str.equals(message.str)) return false;

      return true;
    }

    @Override
    public int hashCode() {
      return str.hashCode();
    }

    @Override
    public String toString() {
      return "Message{" +
        "str='" + str + '\'' +
        '}';
    }
  }

  public static enum Swap {
    Swap
  }

  public static class Result {
    final String x;
    final String s;

    public Result(String x, String s) {
      this.x = x;
      this.s = s;
    }

    @Override
    public int hashCode() {
      final int prime = 31;
      int result = 1;
      result = prime * result + ((s == null) ? 0 : s.hashCode());
      result = prime * result + ((x == null) ? 0 : x.hashCode());
      return result;
    }

    @Override
    public boolean equals(Object obj) {
      if (this == obj)
        return true;
      if (obj == null)
        return false;
      if (getClass() != obj.getClass())
        return false;
      Result other = (Result) obj;
      if (s == null) {
        if (other.s != null)
          return false;
      } else if (!s.equals(other.s))
        return false;
      if (x == null) {
        if (other.x != null)
          return false;
      } else if (!x.equals(other.x))
        return false;
      return true;
    }
  }
}

Other Akka source code examples

Here is a short list of links related to this Akka Messages.java source code file:

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