sonia.maven.native2utf8.Native2UTF8.java Source code

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Here is the source code for sonia.maven.native2utf8.Native2UTF8.java

Source

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package sonia.maven.native2utf8;

//~--- non-JDK imports --------------------------------------------------------

import com.google.common.io.Closeables;

import org.apache.commons.lang.StringEscapeUtils;

//~--- JDK imports ------------------------------------------------------------

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

import java.nio.CharBuffer;

/**
 *
 * @author th
 */
public class Native2UTF8 {

    /**
     * Constructs ...
     *
     */
    private Native2UTF8() {
    }

    //~--- methods --------------------------------------------------------------

    /**
     * Method description
     *
     *
     * @param src
     * @param dst
     * @param encoding
     *
     * @throws IOException
     */
    public static void nativeToUTF8(File src, File dst, String encoding) throws IOException {
        BufferedReader input = null;
        BufferedWriter output = null;

        try {
            input = new BufferedReader(new InputStreamReader(new FileInputStream(src), encoding));
            output = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(dst), "UTF8"));

            char[] buffer = new char[65536];
            int len;

            while ((len = input.read(buffer)) != -1) {
                if (len > 0) {
                    output.write(StringEscapeUtils.unescapeJava((CharBuffer.wrap(buffer, 0, len)).toString()));
                }
            }
        } finally {
            Closeables.close(input, true);
            Closeables.close(output, true);
        }
    }
}