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changeset 5557:bb2cefc89bc0

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7165102: Only run assertion on Integer autoboxing cache size once Reviewed-by: darcy, alanb
author forax
date Wed, 02 May 2012 20:01:59 +0100
parents d78c6095dc98
children 531ebfd8eb65
files src/share/classes/java/lang/Integer.java
diffstat 1 files changed, 3 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/classes/java/lang/Integer.java	Wed May 02 14:50:46 2012 +0100
+++ b/src/share/classes/java/lang/Integer.java	Wed May 02 20:01:59 2012 +0100
@@ -780,6 +780,9 @@
             int j = low;
             for(int k = 0; k < cache.length; k++)
                 cache[k] = new Integer(j++);
+
+            // range [-128, 127] must be interned (JLS7 5.1.7)
+            assert IntegerCache.high >= 127;
         }
 
         private IntegerCache() {}
@@ -801,7 +804,6 @@
      * @since  1.5
      */
     public static Integer valueOf(int i) {
-        assert IntegerCache.high >= 127;
         if (i >= IntegerCache.low && i <= IntegerCache.high)
             return IntegerCache.cache[i + (-IntegerCache.low)];
         return new Integer(i);