TikaDetectTester for tika user mailing list

TikaDetectTester.java

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;

import org.apache.tika.config.TikaConfig;
import org.apache.tika.detect.Detector;
import org.apache.tika.io.TikaInputStream;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.mime.MediaType;

public class TikaDetectTester {

	public static void main(final String[] args) throws Exception {


		final FileInputStream fis = new FileInputStream(args[0]);

		final BufferedInputStream bis = new BufferedInputStream(fis);
		bis.mark(Integer.MAX_VALUE - 8);

		final int bufferSize = bis.available();

		try (final FileOutputStream fileOutputStream = new FileOutputStream(args[0] + ".out1");) {

			byte[] buffer = new byte[bufferSize];
			int noOfBytes = 0;

			while ((noOfBytes = bis.read(buffer)) != -1) {
				fileOutputStream.write(buffer, 0, noOfBytes);
			}
		}

		bis.reset();

		final TikaInputStream tis = TikaInputStream.get(bis);

		final TikaConfig tikaConfig = TikaConfig.getDefaultConfig();
		final Detector tikaDetector = tikaConfig.getDetector();

		final Metadata metadata = new Metadata();

		final MediaType detected = tikaDetector.detect(tis, metadata);

		System.out.println("Tika Detected Media Type = " + String.valueOf(detected) + ";");

		try (final InputStream inputStream = bis;
				final FileOutputStream fileOutputStream = new FileOutputStream(args[0] + ".out2");) {

			byte[] buffer = new byte[bufferSize];
			int noOfBytes = 0;

			while ((noOfBytes = bis.read(buffer)) != -1) {
				fileOutputStream.write(buffer, 0, noOfBytes);
			}
		}
	}

}