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A fast java serialization drop in-replacement and some serialization based utils such as Structs and OffHeap Memory.

There is a newer version: 3.0.4-jdk17

/*
 * Copyright 2014 Ruediger Moeller.
 *
 * 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.
 */
package org.nustaq.serialization.minbin;

/**
* Date: 12.04.2014
* Time: 22:10
*
* Input reader for minbin byte[]
*/
public class MBIn {

    MinBin mb;
    protected byte bytez[];
    protected int pos;
    int count; // length of data

    public MBIn(byte[] bytez, int pos) {
        this(MinBin.DefaultInstance,bytez,pos);
    }

    public MBIn(MinBin mb, byte[] bytez, int pos) {
        this.bytez = bytez;
        this.pos = pos;
        this.mb = mb;
        if ( bytez != null )
            this.count = bytez.length;
    }

    public byte readIn() {
        if ( pos >= bytez.length ) {
            return MinBin.END;
        }
        return bytez[pos++];
    }

    public byte peekIn() {
        if ( pos >= bytez.length ) {
            return MinBin.END;
        }
        return bytez[pos];
    }

    private long readRawInt(byte type) {
        long res = 0;
        int numBytes = MinBin.extractNumBytes(type);
        int shift = 0;
        for ( int i = 0; i < numBytes; i++ ) {
            long b = (readIn()+256) & 0xff;
            res += b<