JAVA字符编码转换类
原创
52cxy
04-03 21:13
阅读数:473
支持转换的有:
import java.io.*;
/**
* 字符编码转换
*/
public class FormatTrans{
/**
* 说明:将输入字符串从"UTF-8"转为"UTF-8"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String UTF8ToUnicode(String strIn) {
byte[] b;
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("UTF-8"), "iso-8859-1"); //new String(b,"GBK");
}
catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"iso-8859-1"转为"UTF-8"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String UnicodeToUTF8(String strIn) {
byte[] b;
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("iso-8859-1"), "UTF-8"); //new String(b,"ISO8859_1");
}
catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"iso-8859-1"转为"GBK"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String UnicodeToGB(String strIn) {
byte[] b;
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("iso-8859-1"), "GBK"); //new String(b,"ISO8859_1");
}
catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"iso-8859-1"转为"GB2312"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String UnicodeToGB2312(String strIn) {
byte[] b;
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("iso-8859-1"), "GB2312"); //new String(b,"GB2312");
}
catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"UTF-8"转为"GBK"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String UTF8ToGB(String strIn) {
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("UTF-8"), "GBK");
}
catch (Exception e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"GBK"转为"UTF-8"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String GBToUTF8(String strIn) {
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("GBK"), "UTF-8");
}
catch (Exception e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"GBK"转为"iso-8859-1"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String GBToUnicode(String strIn) {
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("GBK"), "iso-8859-1");
}
catch (Exception e) {
e.printStackTrace();
}
return strOut;
}
/**
* 说明:将输入字符串从"GB2312"转为"iso-8859-1"
* @param strIn --待转换字符串
* @return 转换后的字符串
*/
public static String GB2312ToUnicode(String strIn) {
String strOut = null;
if (strIn == null || (strIn.trim()).equals(""))
return strIn;
try {
strOut = new String(strIn.getBytes("GB2312"), "iso-8859-1");
}
catch (Exception e) {
e.printStackTrace();
}
return strOut;
}
public static byte[] Base64ToByte(String strIn){
byte[] bytes = null;
try {
bytes = new sun.misc.BASE64Decoder().decodeBuffer(strIn);
} catch (IOException e) {
e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
}
return bytes;
}
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