Java Integer to Byte asByte(int a)

Description

Not defining an asByte(long) method, since asByte((int)aLong) works.

License

Apache License

Parameter

Parameter	Description
a	An int value.

Exception

Parameter	Description
ArithmeticException	if the specified value is not in [Byte.MIN_VALUE,Byte.MAX_VALUE] range.

Return

The specified value as byte.

Declaration

public static byte asByte(int a) 

Method Source Code

//package com.java2s;
/*/*from  w w w.  j  a v a2  s .  c  om*/
 * Copyright 2012-2013 Jeff Hain
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

public class Main {
    /**
     * Not defining an asByte(long) method, since asByte((int)aLong) works.
     * 
     * @param a An int value.
     * @return The specified value as byte.
     * @throws ArithmeticException if the specified value is not in [Byte.MIN_VALUE,Byte.MAX_VALUE] range.
     */
    public static byte asByte(int a) {
        if (a != (byte) a) {
            throw new ArithmeticException("overflow: " + a);
        }
        return (byte) a;
    }
}

Related

1. int2bcdByte(int hRadix10, int lRadix10)
2. int2bin(byte[] out, int offset, int i)
3. int2byte(byte[] output, int[] input, int len)
4. int2byte(final int i)