java/src/main/com/google/appengine/api/xmpp/PresenceBuilder.java

   1 // Copyright 2011 Google Inc. All Rights Reserved.
   2
   3 package com.google.appengine.api.xmpp;
   4
   5 /**
   6  * Builder used to generate {@link Presence} instances to represent
   7  * incoming XMPP presence stanzas.
   8  *
   9  */
  10 public class PresenceBuilder {
  11
  12   private PresenceType presenceType;
  13   private PresenceShow presenceShow;
  14   private String status;
  15   private JID fromJid;
  16   private JID toJid;
  17   private String stanza;
  18   private boolean valid;
  19
  20   public PresenceBuilder withPresenceType(PresenceType presenceType) {
  21     this.presenceType = presenceType;
  22     return this;
  23   }
  24
  25   public PresenceBuilder withPresenceShow(PresenceShow presenceShow) {
  26     this.presenceShow = presenceShow;
  27     return this;
  28   }
  29
  30   public PresenceBuilder withStatus(String status) {
  31     this.status = status;
  32     return this;
  33   }
  34
  35   public PresenceBuilder withFromJid(JID fromJid) {
  36     this.fromJid = fromJid;
  37     return this;
  38   }
  39
  40   public PresenceBuilder withToJid(JID toJid) {
  41     this.toJid = toJid;
  42     return this;
  43   }
  44
  45   PresenceBuilder withStanza(String stanza) {
  46     this.stanza = stanza;
  47     return this;
  48   }
  49
  50   PresenceBuilder withValid(boolean valid) {
  51     this.valid = valid;
  52     return this;
  53   }
  54
  55   public Presence build() {
  56     if (this.presenceType == null) {
  57       throw new IllegalArgumentException("Must have a type");
  58     }
  59
  60     return new Presence(presenceType, presenceShow, status, toJid, fromJid, stanza, valid);
  61   }
  62
  63 }