android中文乱码解决大全

package com.apj.conv; import java.io.BufferedInputStream; import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import android.app.Activity; import android.os.Bundle; import android.os.Environment; import android.widget.TextView; public class ConverActivity extends Activity { private TextView textview ; @Override public void onCreate(Bundle savedInstanceState) { super .onCreate(savedInstanceState); setContentView(R.layout.main); textview = (TextView) findViewById(R.id.lrctext); System.out.println("===================convertCodeAndGetText begin=================== " ); // /获得SDCard中文件的路径 String path = Environment.getExternalStorageDirectory().getAbsolutePath()+ File.separator ; String tochinese = convertCodeAndGetText(path+"a.txt" ); System.out.println(tochinese); System.out.println("===================cconvertCodeAndGetText end===================" ); textview.setText(tochinese); } public String convertCodeAndGetText(String str_filepath) { // ת�� File file = new File(str_filepath); BufferedReader reader; String text = "" ; try { FileInputStream fis = new FileInputStream(file); BufferedInputStream in = new BufferedInputStream(fis); in.mark(4 ); byte[] first3bytes = new byte[3 ]; in.read(first3bytes); in.reset(); if (first3bytes[0] == ( byte) 0xEF && first3bytes[1] == ( byte) 0xBB && first3bytes[2] == ( byte) 0xBF) { // utf-8 reader = new BufferedReader( new InputStreamReader(in, "utf-8" )); } else if (first3bytes[0] == ( byte) 0xFF && first3bytes[1] == ( byte) 0xFE ) { reader = new BufferedReader( new InputStreamReader(in, "unicode" )); } else if (first3bytes[0] == ( byte) 0xFE && first3bytes[1] == ( byte) 0xFF ) { reader = new BufferedReader( new InputStreamReader(in, "utf-16be" )); } else if (first3bytes[0] == ( byte) 0xFF && first3bytes[1] == ( byte) 0xFF ) { reader = new BufferedReader( new InputStreamReader(in, "utf-16le" )); } else { reader = new BufferedReader( new InputStreamReader(in, "GBK" )); } String str = reader.readLine(); while (str != null ) { text = text + str + "\n" ; str = reader.readLine(); } reader.close(); } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } return text; } }

URL myFileUrl = null ; myFileUrl = new URL(url); HttpURLConnection conn; conn = (HttpURLConnection) myFileUrl.openConnection(); conn.setDoInput( true ); conn.connect(); InputStream is = conn.getInputStream(); BufferedReader br = new BufferedReader( new InputStreamReader(is, "GB2312" )); sb = new StringBuffer(); String data = "" ; while ((data = br.readLine()) != null ) { sb.append(data+"\n" ); } String result = sb.toString();

try { lrcUrl = "http://192.168.0.214/vote/mp3/" + URLEncoder.encode("中文.mp3","UTF-8" ); } catch (UnsupportedEncodingException e) { // TODO Auto-generated catch block e.printStackTrace(); } int result1 = downFile(lrcUrl, "mp3/", "中文.mp3" ); ** * 该函数返回整型( -1：代表下载文件出错 ；0：代表下载成功；1 ：代表文件已存在) **/ public int downFile(String urlStr, String path, String fileName) { InputStream inputStream = null ; try { FileUtils fileUtils = new FileUtils(); if (fileUtils.isFileExist( fileName,path )) { return 1 ; } else { inputStream = getInputStreamFromUrl(urlStr); File resultFile = fileUtils.write2SDFromInput(path, fileName, inputStream); if (resultFile == null ) { return -1 ; } } } catch (Exception e) { // TODO: handle exception e.printStackTrace(); return -1 ; } finally { try { inputStream.close(); } catch (Exception e2) { e2.printStackTrace(); } } return 0 ; } /** * 根据URL得到输入流 * * @param urlStr * <a href='\" http://www.eoeandroid.com/home.php?mod=space &uid=7300\"' target='\"_blank\"'> @return </a> * @throws MalformedURLException * @throws IOException */ public InputStream getInputStreamFromUrl(String urlStr) throws MalformedURLException, IOException { url = new URL(urlStr); HttpURLConnection urlConn = (HttpURLConnection) url.openConnection(); InputStream inputStream = urlConn.getInputStream(); return inputStream; }