JAPI pointed out that this method (@since 1.5) wasn't implemented so I
wrote it.
JAPI also said that Boolean.compareTo(Object) is missing, but I don't
believe that's actually in the JDK library. It's not in the specs and a
testcase I wrote using it doesn't compile. JAPI problem?
2005-11-07 Anthony Balkissoon <[EMAIL PROTECTED]>
* java/lang/Boolean.java:
(compareTo(Boolean)): New API method.
--Tony
Index: java/lang/Boolean.java
===================================================================
RCS file: /cvsroot/classpath/classpath/java/lang/Boolean.java,v
retrieving revision 1.23
diff -u -r1.23 Boolean.java
--- java/lang/Boolean.java 17 Sep 2005 21:58:41 -0000 1.23
+++ java/lang/Boolean.java 7 Nov 2005 16:59:47 -0000
@@ -233,4 +233,24 @@
{
return "true".equalsIgnoreCase(b) ? true : false;
}
+
+ /**
+ * Compares this Boolean to another.
+ * @param b the Boolean to compare this Boolean to
+ * @return 0 if both Booleans represent the same value, a positive number
+ * if this Boolean represents true and b represents false, or a negative
+ * number otherwise.
+ * @since 1.5
+ */
+ public int compareTo (Boolean b)
+ {
+ if (b == null)
+ throw new NullPointerException("argument passed to compareTo(Boolean) cannot be null");
+
+ if (this.value == b.value)
+ return 0;
+ if (this.value == true)
+ return 1;
+ return -1;
+ }
}
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