1 files changed, 55 insertions, 1 deletions
diff --git a/libjava/classpath/java/lang/UnsupportedOperationException.java b/libjava/classpath/java/lang/UnsupportedOperationException.java
index 0387d0ee29d..e691cc7c9ec 100644
--- a/libjava/classpath/java/lang/UnsupportedOperationException.java
+++ b/libjava/classpath/java/lang/UnsupportedOperationException.java
@@ -44,8 +44,9 @@ package java.lang;
  * requested of it that it does not support.
  *
  * @author Warren Levy (warrenl@cygnus.com)
+ * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
  * @since 1.2
- * @status updated to 1.4
+ * @status updated to 1.5
  */
 public class UnsupportedOperationException extends RuntimeException
 {
@@ -70,4 +71,57 @@ public class UnsupportedOperationException extends RuntimeException
   {
     super(s);
   }
+
+  /**
+   * <p>
+   * Constructs a <code>UnsupportedOperationException</code> using
+   * the specified error message, which should give further details
+   * as to the reason for this exception.  The specified cause
+   * <code>Throwable</code> may be used to provide additional history,
+   * with regards to the root of the problem.  It is perfectly valid
+   * for this to be null, if the cause of the problem is unknown.
+   * </p>
+   * <p>
+   * <strong>Note</strong>: the detail message from the cause is not
+   * automatically incorporated into the resulting detail message of
+   * this exception.
+   * </p>
+   * 
+   * @param message the detail message, which should give the reason for
+   *                this exception being thrown.
+   * @param cause the cause of this exception, or null if the cause
+   *              is unknown.
+   * @since 1.5
+   */
+  public UnsupportedOperationException(String message, Throwable cause)
+  {
+    super(message, cause);
+  }
+
+  /**
+   * <p>
+   * Constructs a <code>UnsupportedOperationException</code> using
+   * the specified cause <code>Throwable</code>, which may be used
+   * to provide additional history, with regards to the root of the
+   * problem.  It is perfectly valid for this to be null, if the
+   * cause of the problem is unknown.
+   * </p>
+   * <p>
+   * The detail message is automatically constructed from the detail
+   * message of the supplied causal exception.  If the cause is null,
+   * then the detail message will also be null.  Otherwise, the detail
+   * message of this exception will be that of the causal exception.
+   * This makes this constructor very useful for simply wrapping another
+   * exception.
+   * </p>
+   * 
+   * @param cause the cause of this exception, or null if the cause
+   *              is unknown.
+   * @since 1.5
+   */
+  public UnsupportedOperationException(Throwable cause)
+  {
+    super(cause);
+  }
+
 }