org.sql2o.tools.IOUtils Maven / Gradle / Ivy

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package org.sql2o.tools;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;

/**
 * User: lars
 * Date: 6/14/13
 * Time: 12:02 AM
 */
public class IOUtils {

    private static final int EOF = -1;
    private static final int DEFAULT_BUFFER_SIZE = 1024 * 4;

    public static byte[] toByteArray(InputStream input) throws IOException {
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
        int n;
        while (EOF != (n = input.read(buffer))) {
            output.write(buffer, 0, n);
        }
        return output.toByteArray();
    }

    public static String toString(Reader input) throws IOException {
        StringBuilder output = new StringBuilder();
        char[] buffer = new char[DEFAULT_BUFFER_SIZE];
        int n;
        while (EOF != (n = input.read(buffer))) {
            output.append(buffer, 0, n);
        }
        return output.toString();
    }


}