src/share/classes/java/lang/Byte.java

rev 6190 : [mq]: reducers

@@ -513,8 +513,50 @@
      *
      * @since 1.8
      */
     public static final int BYTES = SIZE / Byte.SIZE;
 
+    /**
+     * Adds two {@code byte}s together as per the + operator.
+     * Suitable for conversion as a method reference to functional interfaces such
+     * as {@code BinaryOperator<Byte>}.
+     *
+     * @param   a   an argument.
+     * @param   b   another argument.
+     * @return  the sum of {@code a} and {@code b}.
+     * @since 1.8
+     */
+    public static byte sum(byte a, byte b) {
+        return (byte) (a + b);
+    }
+
+    /**
+     * Returns the greater of two {@code byte} values.
+     * Suitable for conversion as a method reference to functional interfaces such
+     * as {@code BinaryOperator<Byte>}.
+     *
+     * @param   a   an argument.
+     * @param   b   another argument.
+     * @return  the larger of {@code a} and {@code b}.
+     * @since 1.8
+     */
+    public static byte max(byte a, byte b) {
+        return (a >= b) ? a : b;
+    }
+
+    /**
+     * Returns the lesser of two {@code byte} values.
+     * Suitable for conversion as a method reference to functional interfaces such
+     * as {@code BinaryOperator<Byte>}.
+     *
+     * @param   a   an argument.
+     * @param   b   another argument.
+     * @return  the lesser of {@code a} and {@code b}.
+     * @since 1.8
+     */
+    public static byte min(byte a, byte b) {
+        return (a <= b) ? a : b;
+    }
+
     /** use serialVersionUID from JDK 1.1. for interoperability */
     private static final long serialVersionUID = -7183698231559129828L;
 }