// return new file path if successful, or return null
public static String copyFile(String src, String dest) {
File file = new File(src);
if (!file.exists() || file.isDirectory()) {
Log.v(LOG_TAG, "copyFile: file not exist or is directory, " + src);
return null;
}
FileInputStream fi = null;
FileOutputStream fo = null;
try {
fi = new FileInputStream(file);
File destPlace = new File(dest);
if (!destPlace.exists()) {
if (!destPlace.mkdirs()) return null;
}
String destPath = Util.makePath(dest, file.getName());
File destFile = new File(destPath);
int i = 1;
while (destFile.exists()) {
String destName =
Util.getNameFromFilename(file.getName())
+ " "
+ i++
+ "."
+ Util.getExtFromFilename(file.getName());
destPath = Util.makePath(dest, destName);
destFile = new File(destPath);
}
if (!destFile.createNewFile()) return null;
fo = new FileOutputStream(destFile);
int count = 102400;
byte[] buffer = new byte[count];
int read = 0;
while ((read = fi.read(buffer, 0, count)) != -1) {
fo.write(buffer, 0, read);
}
// TODO: set access privilege
return destPath;
} catch (FileNotFoundException e) {
Log.e(LOG_TAG, "copyFile: file not found, " + src);
e.printStackTrace();
} catch (IOException e) {
Log.e(LOG_TAG, "copyFile: " + e.toString());
} finally {
try {
if (fi != null) fi.close();
if (fo != null) fo.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return null;
}
public static FileInfo GetFileInfo(File f, FilenameFilter filter, boolean showHidden) {
FileInfo lFileInfo = new FileInfo();
String filePath = f.getPath();
File lFile = new File(filePath);
lFileInfo.canRead = lFile.canRead();
lFileInfo.canWrite = lFile.canWrite();
lFileInfo.isHidden = lFile.isHidden();
lFileInfo.fileName = f.getName();
lFileInfo.ModifiedDate = lFile.lastModified();
lFileInfo.IsDir = lFile.isDirectory();
lFileInfo.filePath = filePath;
if (lFileInfo.IsDir) {
int lCount = 0;
File[] files = lFile.listFiles(filter);
// null means we cannot access this dir
if (files == null) {
return null;
}
for (File child : files) {
if ((!child.isHidden() || showHidden) && Util.isNormalFile(child.getAbsolutePath())) {
lCount++;
}
}
lFileInfo.Count = lCount;
} else {
lFileInfo.fileSize = lFile.length();
}
return lFileInfo;
}
public static FileInfo GetFileInfo(String filePath) {
File lFile = new File(filePath);
if (!lFile.exists()) return null;
FileInfo lFileInfo = new FileInfo();
lFileInfo.canRead = lFile.canRead();
lFileInfo.canWrite = lFile.canWrite();
lFileInfo.isHidden = lFile.isHidden();
lFileInfo.fileName = Util.getNameFromFilepath(filePath);
lFileInfo.ModifiedDate = lFile.lastModified();
lFileInfo.IsDir = lFile.isDirectory();
lFileInfo.filePath = filePath;
lFileInfo.fileSize = lFile.length();
return lFileInfo;
}
