Java ByteBuffer to Int readUnsignedInt(ByteBuffer buffer, int index)

Description

Read an unsigned integer from the given position without modifying the buffers position

License

Apache License

Parameter

Parameter	Description
buffer	the buffer to read from
index	the index from which to read the integer

Return

The integer read, as a long to avoid signedness

Declaration

public static long readUnsignedInt(ByteBuffer buffer, int index) 

Method Source Code

//package com.java2s;
/*/*from   w w w.  j a v  a  2 s.c  o m*/
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

import java.nio.ByteBuffer;

public class Main {
    /**
     * Read an unsigned integer from the given position without modifying the buffers position
     *
     * @param buffer the buffer to read from
     * @param index the index from which to read the integer
     * @return The integer read, as a long to avoid signedness
     */
    public static long readUnsignedInt(ByteBuffer buffer, int index) {
        return buffer.getInt(index) & 0xffffffffL;
    }
}

Related

1. readInts4(final ByteBuffer buffer, final int[] array, final int count)
2. readUnsigned(ByteBuffer in, int size)
3. readUnsignedByte(ByteBuffer buffer)
4. readUnsignedInt(ByteBuffer buf)
5. readUnsignedInt(ByteBuffer buffer)
6. readUnsignedInt(ByteBuffer byteBuf)
7. readUnsignedMedium(ByteBuffer buf)
8. readUnsignedShort(ByteBuffer bb)
9. readUnsignedShort(ByteBuffer buffer)