More changes to make Froyo compatible.

[debian/openrocket] / core / src / net / sf / openrocket / util / ArrayUtils.java

diff --git a/core/src/net/sf/openrocket/util/ArrayUtils.java b/core/src/net/sf/openrocket/util/ArrayUtils.java
index ac32abbe0a057d42bac42a27e7ee7bf1bf6c0da7..67209f323ea4a0db5b5fa014cfdfab96c15744c4 100644 (file)
--- a/core/src/net/sf/openrocket/util/ArrayUtils.java
+++ b/core/src/net/sf/openrocket/util/ArrayUtils.java
@@ -80,4 +80,37 @@ public class ArrayUtils {
                
        }
 
+       public static byte[] copyOf( byte[] original, int length ) {
+               return copyOfRange(original,0,length);
+       }
+       
+       public static byte[] copyOfRange( byte[] original, int start, int end ) {
+               
+               if ( original == null ) {
+                       throw new NullPointerException();
+               }
+               
+               if ( start < 0 || start > original.length ) {
+                       throw new ArrayIndexOutOfBoundsException();
+               }
+               
+               if ( start > end ) {
+                       throw new IllegalArgumentException();
+               }
+               
+               byte[] result = new byte[(end-start)];
+               
+               int index = 0;
+               int stop = original.length < end ? original.length : end;
+               for ( int i = start; i < stop; i ++ ) {
+                       if ( i < original.length ) {
+                               result[index] = original[i];
+                       }
+                       index++;
+               }
+               
+               return result;
+               
+       }
+
 }