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A WARC file reader and parser written in Java.

There is a newer version: 1.2.1

package com.github.bottomlessarchive.warc.service;

import lombok.RequiredArgsConstructor;

import java.io.IOException;
import java.io.InputStream;
import java.util.zip.GZIPInputStream;

/**
 * This class is a hack to bypass a bug in the {@link GZIPInputStream}. More info is available at
 * here.
 */
@RequiredArgsConstructor
public class AvailableInputStream extends InputStream {

    private final InputStream inputStream;

    public int read() throws IOException {
        return inputStream.read();
    }

    public int read(byte[] b) throws IOException {
        return inputStream.read(b);
    }

    public int read(byte[] b, int off, int len) throws IOException {
        return inputStream.read(b, off, len);
    }

    public void close() throws IOException {
        inputStream.close();
    }

    public int available() throws IOException {
        // Always say that we have 1 more byte in the
        // buffer, even when we don't
        int a = inputStream.available();
        if (a == 0) {
            return (1);
        } else {
            return (a);
        }
    }
}