package com.dingrui.stringbytelength;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.UnsupportedEncodingException;

import org.dozer.loader.api.FieldDefinition;

public class StringByteLength {

	/*

	 * GB2312 GBK GB18030 ISO-8859-1 UTF-8 UTF-16 UTF-16BE UTF-16LE

	 */

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

		String s1 = "a";

		String s2 = "龘";

		System.out.println(s1 + "  GB2312  " + s1.getBytes("GB2312").length);

		System.out.println(s1 + "  GBK  " + s1.getBytes("GBK").length);

		System.out.println(s1 + "  GB18030  " + s1.getBytes("GB18030").length);

		System.out.println(s1 + "  ISO-8859-1  " + s1.getBytes("ISO-8859-1").length);

		System.out.println(s1 + "  UTF-8  " + s1.getBytes("UTF-8").length);

		System.out.println(s1 + "  UTF-16  " + s1.getBytes("UTF-16").length);

		System.out.println(s1 + "  UTF-16BE  " + s1.getBytes("UTF-16BE").length);

		System.out.println(s1 + "  UTF-16LE  " + s1.getBytes("UTF-16LE").length);

		System.out.println("---------------");

		System.out.println(s2 + "  GB2312  " + s2.getBytes("GB2312").length);

		System.out.println(s2 + "  GBK  " + s2.getBytes("GBK").length);

		System.out.println(s2 + "  GB18030  " + s2.getBytes("GB18030").length);

		System.out.println(s2 + "  ISO-8859-1  " + s2.getBytes("ISO-8859-1").length);

		System.out.println(s2 + "  UTF-8  " + s2.getBytes("UTF-8").length);

		System.out.println(s2 + "  UTF-16  " + s2.getBytes("UTF-16").length);

		System.out.println(s2 + "  UTF-16BE  " + s2.getBytes("UTF-16BE").length);

		System.out.println(s2 + "  UTF-16LE  " + s2.getBytes("UTF-16LE").length);

	}

	/**

	 * 将转码后的文字写入文件，通过编辑器打开测试，确认写入的是相应编码

	 *

	 * @param bytes

	 * @throws IOException

	 */

	public void writeFile(byte[] bytes) throws IOException {

		String path = StringByteLength.class.getResource("/").getPath();

		System.out.println(path);

		String file_path = path + "charsetFile";

		File file = new File(file_path);

		if (!file.exists()) {

			file.createNewFile();

		}

		FileOutputStream out = new FileOutputStream(file);

		out.write(bytes);

		out.close();

	}

}