Open Save UTF-8 File To String Java Android Code
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String sFileContent = readFile("myfile.txt",StandardCharsets.UTF_8);
static String readFile(String path, Charset encoding)
throws IOException
{
byte[] encoded = Files.readAllBytes(Paths.get(path));
return encoding.decode(ByteBuffer.wrap(encoded)).toString();
}
// write file
String sOut = "text blah hello world etc.";
writeToFile(sOut"someName.txt");
static void writeToFile(String sB,String name) {
String folder = ("c:\\folder\\");
File f = new File(folder+ name);
BufferedWriter writer = null;
writer = new BufferedWriter( new OutputStreamWriter(
new FileOutputStream( folder+name),"UTF-8"));
writer.write( sB);
if ( writer != null)
writer.close( );
}
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Workaround:
Windows->Preferences->Java->Installed JRE
Press Add and select your JRE folder path for example:
c:\Program Files\Java\jre7\
and check your choice.
Workaround:
Windows->Preferences->Java->Installed JRE
Press Add and select your JRE folder path for example:
c:\Program Files\Java\jre7\
and check your choice.
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Each antivirus check in your project consumes resources. You can significantly improve the performance, if you exclude certain folders from the antivirus protection.
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Use instaed of Emulator, real device connected by USB (smarphone Samsung Galaxy or other recommended by Google whit debugable mode).
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Each antivirus check in your project consumes resources. You can significantly improve the performance, if you exclude certain folders from the antivirus protection.
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@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
//..........
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
import java.util.Map;
import java.util.TreeMap;
public class MainClass {
public static void main(String[] arg) {
// english;germany dictionary
String[] arrayOfString = { "one;eine", "two;zwei", "two sets of;zwei"
, "three;drei", "four;vier" };
Map<String, String> map = new TreeMap<String, String>();
for (String s : arrayOfString) {
String[] array = s.split(";");
String sKey = "", sValue = "";
if (array.length > 1) {
sKey = array[0];
sValue = array[1];
map.put(sKey, sValue);
}
}
Object[] objectArrayOfValues = map.values().toArray();
for (int i = 0; i < objectArrayOfValues.length; i++) {
System.out.println(objectArrayOfValues[i]);
}
}// end main
}
/*
vier
eine
drei
zwei
zwei
*/
Change the title associated with this activity. If this is a top-level activity, the title for its window will change. If it is an embedded activity, the parent can do whatever it wants with it.
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setTitle(sTitle);
Editace: 2013-08-04 10:40:31
Počet článků v kategorii: 397
Url:open-save-utf-8-file-to-string-java-android-code
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