/
UTF8Convertor.java
467 lines (391 loc) · 11.3 KB
/
UTF8Convertor.java
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package bboss.org.mozilla.intl.chardet;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileFilter;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import org.frameworkset.util.FileCopyUtils;
import com.frameworkset.util.FileUtil;
public class UTF8Convertor {
private StringBuffer buffer = new StringBuffer();
public String getUnknown()
{
return buffer.toString();
}
private boolean contain(String excludedirs[],String name)
{
for(int i = 0; excludedirs != null && i < excludedirs.length; i ++)
{
if(name.equals(excludedirs[i]))
{
return true;
}
}
return false;
}
public void convertCharsetToUtf_8(String dir,final String[] excludedirs,final String includefiles[])
{
File root = new File(dir);
File[] files = root.listFiles(new FileFilter(){
public boolean accept(File arg0) {
if(arg0.isDirectory() && !contain(excludedirs,arg0.getName()))
return true;
else if(contain(includefiles,arg0.getName()))
{
return true;
}
else
{
return false;
}
}
});
for(int i = 0; i < files.length; i ++)
{
try {
if(files[i].isFile())
doconvert(files[i]);
else
{
convertCharsetToUtf_8(files[i].getCanonicalPath());
}
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
public void convertCharsetToUtf_8(String dir)
{
convertCharsetToUtf_8(dir,
new String[]{".svn","classes",".settings","文档","dbinit-system","distrib","doc","lib","lib-client","lib-compile"},
new String[]{".jsp",".java",".js",".css",".txt",".properties",".html",".htm",".tld",".vm",".xml"});
}
public static class Found
{
private boolean found = false;
private String charset = null;
public String getCharset() {
return charset;
}
public void setCharset(String charset) {
this.charset = charset;
}
public boolean isFound() {
return found;
}
public void setFound(boolean found) {
this.found = found;
}
}
public static String takecharset(String test) throws UnsupportedEncodingException
{
return takecharset(test.getBytes("ISO-8859-1"));
}
public static String takecharset(byte[] test) throws UnsupportedEncodingException
{
final Found found = new Found();
int lang = nsPSMDetector.ALL;
nsDetector det = new nsDetector(lang);
// Set an observer...
// The Notify() will be called when a matching charset is found.
det.Init(new nsICharsetDetectionObserver() {
public void Notify(String charset) {
found.setFound(true);
found.setCharset(charset);
}
});
// byte[] buf = test.getBytes("ISO-8859-1");
// int len;
boolean done = false;
boolean isAscii = true;
// Check if the stream is only ascii.
if (isAscii)
isAscii = det.isAscii(test, test.length);
// DoIt if non-ascii and not done yet.
if (!isAscii && !done)
done = det.DoIt(test, test.length, false);
det.DataEnd();
if (isAscii) {
found.setFound(true);
}
if(found.isFound())
{
String prob[] = det.getProbableCharsets();
String charset = found.getCharset();
if(charset != null )
{
// return charset;
return prob != null && prob.length > 0?prob[0]:charset;
}
else
{
// boolean isutf8 = false;
// boolean containgbk = false;
// for (int i = 0; prob != null && i < prob.length; i++) {
//// System.out.println("Probable Charset = " + prob[i]);
// if(prob[i].startsWith("UTF-"))
// {
// isutf8 = true;
// }
// else if(prob[i].startsWith("GB"))
// {
// containgbk = true;
// }
//// if(prob[i].toLowerCase().startsWith("gb"))
//// {
//// String test = FileUtil.getFileContent(f,"GBK");
//// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
//// break;
//// }
//
// }
// if(!isutf8 && containgbk)
// {
// return "GBK";
// }
// else if(isutf8)
// return "UTF-8";
// else
return prob != null && prob.length > 0?prob[0]:charset;
}
}
else
{
String prob[] = det.getProbableCharsets();
boolean isutf8 = false;
boolean containgbk = false;
for (int i = 0; prob != null && i < prob.length; i++) {
// System.out.println("Probable Charset = " + prob[i]);
if(prob[i].equals("UTF-8"))
{
isutf8 = true;
// if(containgbk)
break;
}
else if(prob[i].startsWith("GB"))
{
containgbk = true;
if(isutf8)
break;
}
// if(prob[i].toLowerCase().startsWith("gb"))
// {
// String test = FileUtil.getFileContent(f,"GBK");
// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
// break;
// }
}
if(!isutf8 && containgbk)
{
return "GBK";
}
else if(isutf8)
return "UTF-8";
else
return prob != null && prob.length > 0?prob[0]:null;
}
// return null;
}
/**
* 获取文件内容字符集
* @param f
* @return
* @throws Exception
*/
public static String takefilecharset(File f) throws Exception {
return takeurlcharset(f.toURL());
}
/**
* 获取文件内容字符集
* @param f
* @return
* @throws Exception
*/
public static String takeurlcharset(URL url) throws Exception {
final Found found = new Found();
int lang = nsPSMDetector.ALL;
nsDetector det = new nsDetector(lang);
// Set an observer...
// The Notify() will be called when a matching charset is found.
det.Init(new nsICharsetDetectionObserver() {
public void Notify(String charset) {
found.setFound(true);
found.setCharset(charset);
}
});
// URL url = f.toURL();
// URL url = new URL(argv[0]);
BufferedInputStream imp = new BufferedInputStream(url.openStream());
byte[] buf = new byte[1024];
int len;
boolean done = false;
boolean isAscii = true;
while ((len = imp.read(buf, 0, buf.length)) != -1) {
// Check if the stream is only ascii.
if (isAscii)
isAscii = det.isAscii(buf, len);
// DoIt if non-ascii and not done yet.
if (!isAscii && !done)
done = det.DoIt(buf, len, false);
}
det.DataEnd();
if (isAscii) {
found.setFound(true);
}
if(found.isFound())
{
String prob[] = det.getProbableCharsets();
// System.out.println(prob[0]);
String chars = found.getCharset();
if(chars != null )
{
return chars;
}
else if(prob != null && prob.length > 0 )
{
return prob[0];
}
else
return null;
}
else
{
String prob[] = det.getProbableCharsets();
boolean isutf8 = false;
boolean containgbk = false;
for (int i = 0; prob != null && i < prob.length; i++) {
// System.out.println("Probable Charset = " + prob[i]);
if(prob[i].equals("UTF-8"))
{
isutf8 = true;
}
else if(prob[i].startsWith("GB"))
{
containgbk = true;
}
}
if(!isutf8 && containgbk)
{
return "GBK";
}
else if(isutf8)
{
return "UTF-8";
}
else
{
return prob != null && prob.length > 0?prob[0]:null;
}
}
}
/**
* 将文件内容从GBK转换为UTF-8
* @param f
* @throws Exception
*/
public void doconvert(File f) throws Exception {
final Found found = new Found();
int lang = nsPSMDetector.ALL;
nsDetector det = new nsDetector(lang);
// Set an observer...
// The Notify() will be called when a matching charset is found.
det.Init(new nsICharsetDetectionObserver() {
public void Notify(String charset) {
found.setFound(true);
found.setCharset(charset);
}
});
URL url = f.toURL();
// URL url = new URL(argv[0]);
BufferedInputStream imp = new BufferedInputStream(url.openStream());
byte[] buf = new byte[1024];
int len;
boolean done = false;
boolean isAscii = true;
while ((len = imp.read(buf, 0, buf.length)) != -1) {
// Check if the stream is only ascii.
if (isAscii)
isAscii = det.isAscii(buf, len);
// DoIt if non-ascii and not done yet.
if (!isAscii && !done)
done = det.DoIt(buf, len, false);
}
det.DataEnd();
if (isAscii) {
// System.out.println("CHARSET = ASCII");
found.setFound(true);
}
if(found.isFound())
{
String prob[] = det.getProbableCharsets();
// System.out.println(prob[0]);
if(found.getCharset() != null && found.getCharset().startsWith("GB"))
{
// String test = FileUtil.getFileContent(f,"GBK");
// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
convertfilecharset(f,"GBK","UTF-8");
}
else if(prob != null && prob.length > 0 && prob[0].startsWith("GB"))
{
// String test = FileUtil.getFileContent(f,"GBK");
// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
convertfilecharset(f,"GBK","UTF-8");
}
}
else
{
String prob[] = det.getProbableCharsets();
buffer.append("file=").append(f.getCanonicalPath()).append(",charset[\r\n");
boolean isutf8 = false;
boolean containgbk = false;
for (int i = 0; prob != null && i < prob.length; i++) {
// System.out.println("Probable Charset = " + prob[i]);
if(prob[i].equals("UTF-8"))
{
isutf8 = true;
}
else if(prob[i].startsWith("GB"))
{
containgbk = true;
}
// if(prob[i].toLowerCase().startsWith("gb"))
// {
// String test = FileUtil.getFileContent(f,"GBK");
// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
// break;
// }
buffer.append(prob[i]).append(",");
}
if(!isutf8 && containgbk)
{
// String test = FileUtil.getFileContent(f,"GBK");
// FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), "UTF-8"));
convertfilecharset(f,"GBK","UTF-8");
}
buffer.append("]\r\n");
}
}
public static void convertfilecharset(File f,String srccharset,String destcharset) throws IOException
{
String test = FileUtil.getFileContent(f,srccharset);
FileCopyUtils.copy(test, new OutputStreamWriter(new FileOutputStream(f), destcharset));
}
public static void main(String[] args) throws Exception
{
UTF8Convertor convertor = new UTF8Convertor();
//转换文件字符编码GBK,GB2312,gb18030为UTF-8
convertor.convertCharsetToUtf_8("D:\\workspace\\smc-desktop");
//转换文件字符编码GBK,GB2312,gb18030为UTF-8,指定忽略的目录名称,指定要转换的文件类型
convertor.convertCharsetToUtf_8("D:\\workspace\\smc-desktop",
new String[]{".svn","classes",".settings","文档","dbinit-system","distrib","doc","lib","lib-client","lib-compile"},
new String[]{".jsp",".java",".js",".css",".txt",".properties",".html",".htm",".tld",".vm",".xml"});
//获取文件内容编码集
String charset = convertor.takefilecharset(new File("D:\\workspace\\smc-desktop/src-sys/com/frameworkset/platform/sysmgrcore/purviewmanager/PurviewManagerOrgTree.java"));
//打印没有精确识别出字符集的文件信息
System.out.println(convertor.getUnknown());
}
}