Changeset 6222 in josm for trunk/src/org/openstreetmap/josm/tools/Utils.java

Timestamp:

2013-09-08T05:14:39+02:00 (11 years ago)

Author:

Don-vip

Message:

Make some more defensive copies of user-supplied arrays, javadoc

File:

• trunk/src/org/openstreetmap/josm/tools/Utils.java (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/tools/Utils.java

@@ -256 +256 @@
     
     /**
+     * Copies the given array. Unlike {@link Arrays#copyOf}, this method is null-safe.
+     * @param array The array to copy
+     * @return A copy of the original array, or {@code null} if {@code array} is null
+     * @since 6222
+     */
+    public static char[] copyArray(char[] array) {
+        if (array != null) {
+            return Arrays.copyOf(array, array.length);
+        }
+        return null;
+    }
+    
+    /**
      * Simple file copy function that will overwrite the target file.<br/>
      * Taken from <a href="http://www.rgagnon.com/javadetails/java-0064.html">this article</a> (CC-NC-BY-SA)
@@ -715 +728 @@
         return all.toString();
     }
-
 }