src/share/classes/java/lang/Short.java
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@@ -461,8 +461,39 @@
*/
public static short reverseBytes(short i) {
return (short) (((i & 0xFF00) >> 8) | (i << 8));
}
+
+ /**
+ * Converts the argument to an {@code int} by an unsigned
+ * conversion. In an unsigned conversion to an {@code int}, the
+ * high-order 16 bits of the {@code int} are zero and the
+ * low-order 16 bits are equal to the bits of the {@code short} argument.
+ *
+ * @return the argument converted to {@code int} by an unsigned
+ * conversion
+ * @param x the value to convert to an unsigned {@code int}
+ * @since 1.7
+ */
+ public static int toUnsignedInt(short x) {
+ return ((int) x) & 0xffff;
+ }
+
+ /**
+ * Converts the argument to a {@code long} by an unsigned
+ * conversion. In an unsigned conversion to a {@code long}, the
+ * high-order 48 bits of the {@code long} are zero and the
+ * low-order 16 bits are equal to the bits of the {@code short} argument.
+ *
+ * @return the argument converted to {@code long} by an unsigned
+ * conversion
+ * @param x the value to convert to an unsigned {@code long}
+ * @since 1.7
+ */
+ public static long toUnsignedLong(short x) {
+ return ((long) x) & 0xffffL;
+ }
+
/** use serialVersionUID from JDK 1.1. for interoperability */
private static final long serialVersionUID = 7515723908773894738L;
}