src/main/java/org/apache/james/mime4j/Event.java

   1 package org.apache.james.mime4j;
   2
   3 /**
   4  * Enumerates events which can be monitored.
   5  */
   6 public final class Event {
   7
   8     /** Indicates that a body part ended prematurely. */
   9     public static final Event MIME_BODY_PREMATURE_END
  10         = new Event("Body part ended prematurely. " +
  11                 "Boundary detected in header or EOF reached.");
  12     /** Indicates that unexpected end of headers detected.*/
  13     public static final Event HEADERS_PREMATURE_END
  14         = new Event("Unexpected end of headers detected. " +
  15                 "Higher level boundary detected or EOF reached.");
  16     /** Indicates that unexpected end of headers detected.*/
  17     public static final Event INALID_HEADER
  18         = new Event("Invalid header encountered");
  19
  20     private final String code;
  21
  22     public Event(final String code) {
  23         super();
  24         if (code == null) {
  25             throw new IllegalArgumentException("Code may not be null");
  26         }
  27         this.code = code;
  28     }
  29
  30     public int hashCode() {
  31         return code.hashCode();
  32     }
  33
  34     public boolean equals(Object obj) {
  35         if (obj == null) return false;
  36         if (this == obj) return true;
  37         if (obj instanceof Event) {
  38             Event that = (Event) obj;
  39             return this.code.equals(that.code);
  40         } else {
  41             return false;
  42         }
  43     }
  44
  45     public String toString() {
  46         return code;
  47     }
  48
  49 }