com.scorpio4.util.io.StreamCopy.java Source code

Introduction

Here is the source code for com.scorpio4.util.io.StreamCopy.java

Source

package com.scorpio4.util.io;
/*
 *   Scorpio4 - Apache Licensed
 *   Copyright (c) 2009-2014 Lee Curtis, All Rights Reserved.
 *
 *
 */

import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.*;

/**
 * Scorpio4 (c) 2010-2013
 * @author lee
 * Date: 12/02/13
 * Time: 6:27 PM
 * <p/>
 * This code does something useful
 */
public class StreamCopy {
    private static final Logger log = LoggerFactory.getLogger(StreamCopy.class);

    public StreamCopy(InputStream input, OutputStream output) throws IOException {
        log.debug("Copying binary stream ...");
        copy(input, output);
        input.close();
    }

    public StreamCopy(InputStream input, File output) throws IOException {
        log.debug("Streaming binary to: ${output.absolutePath}");
        FileOutputStream fos = new FileOutputStream(output);
        copy(input, fos);
        fos.close();
        input.close();
    }

    public StreamCopy(File input, OutputStream output) throws IOException {
        log.debug("Streaming binary: : ${input.absolutePath}");
        InputStream inStream = new FileInputStream(input);
        if (input.exists())
            copy(inStream, output);
        inStream.close();
    }

    public static void copy(Reader input, Writer output, int buffer_size) throws IOException {
        char[] buffer = new char[buffer_size + 16];
        int n = 0;
        while (-1 != (n = input.read(buffer))) {
            output.write(buffer, 0, n);
            output.flush();
        }
        output.flush();
    }

    public static void copy(InputStream input, OutputStream output) throws IOException {
        IOUtils.copy(input, output);
        output.flush();
    }

    public void process(InputStream input, OutputStream output) throws IOException {
        IOUtils.copy(input, output);
        output.flush();
    }

    public static String toString(InputStream input) throws IOException {
        return toString(input, "UTF-8");
    }

    public static String toString(InputStream inputStream, String encoding) throws IOException {
        StringWriter writer = new StringWriter();
        IOUtils.copy(inputStream, writer, encoding);
        return writer.toString();
    }
}