Apache Tika magic header

An easy way to identify files (~file):

	package cl.ejemplo.mimetypes;
	import java.io.File;
	import java.io.FileInputStream;
	import java.io.FileNotFoundException;
	import java.io.IOException;
	import java.io.InputStream;
	import java.io.OutputStream;
	import java.util.ArrayList;
	import java.util.List;
	import org.apache.tika.Tika;
	import org.apache.tika.config.TikaConfig;
	import org.apache.tika.mime.MimeType;
	import org.apache.tika.mime.MimeTypeException;
	import org.apache.tika.mime.MimeTypes;
	/**
	*
	* @author German
	*
	*
	java-duke-logo.jpg > image/jpeg
	java-duke-logo.pdf > image/jpeg
	apache-tika.pdf > application/pdf
	apache-tika.jpg > application/pdf
	*/
	public class TestMagicHeader {
	public static void main(String[] args) {
	Tika tika = new Tika();
	//deberia ser llamada relativa
	String path = "/Users/devwebcl/development/files/";
	String[] files = {
	"java-duke-logo.jpg", // jpeg
	"java-duke-logo.pdf", // jpeg
	"apache-tika.pdf", // pdf
	"apache-tika.jpg"}; // pdf
	for (String file : files) {
	String mimeType = tika.detect(lee(path + file));
	System.out.println(file + " --> " + mimeType);
	}
	}
	//read file
	public static byte[] lee(String input) {
	File file = new File(input);
	FileInputStream fin = null;
	try {
	fin = new FileInputStream(file);
	byte fileContent[] = new byte[(int)file.length()];
	fin.read(fileContent);
	return fileContent;
	}
	catch (FileNotFoundException e) {
	System.out.println(e);
	}
	catch (IOException ioe) {
	System.out.println(ioe);
	}
	finally {
	try {
	if (fin != null) {
	fin.close();
	}
	}
	catch (IOException ioe) {
	System.out.println(ioe);
	}
	}
	return null;
	}
	}

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