Java ByteBuffer to Int readVarInt(ByteBuffer buffer)

Description

read Var Int

License

Open Source License

Declaration

public static int readVarInt(ByteBuffer buffer) throws IOException 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.IOException;

import java.nio.ByteBuffer;

public class Main {
    public static int readVarInt(ByteBuffer buffer) throws IOException {
        int i = 0;
        int j = 0;

        while (true) {
            int b0 = buffer.get();
            i |= (b0 & 127) << j++ * 7;

            if (j > 5) {
                throw new IOException("VarInt too big");
            }/*from www  .  j  a  va 2 s. c  om*/

            if ((b0 & 128) != 128) {
                break;
            }
        }

        return i;
    }
}

Related

1. readUnsignedTriByte(ByteBuffer buffer)
2. readUnsignedVarint(ByteBuffer buffer)
3. readVarInt(ByteBuffer buff)
4. readVarInt(ByteBuffer buff)
5. readVarint(ByteBuffer buffer)
6. readVarInt(ByteBuffer stream)
7. readVarIntRest(ByteBuffer buff, int b)
8. toInt(ByteBuffer buffer)
9. toInt(ByteBuffer buffer)