protected void eraseFiles() {
File tmpdirF = new File(tmpdir);
String[] files = tmpdirF.list();
for (int i = 0; files != null && i < files.length; i++) {
new File(tmpdir + "/" + files[i]).delete();
}
}
protected void eraseFiles(final String filesEndingWith) {
File tmpdirF = new File(tmpdir);
String[] files = tmpdirF.list();
for (int i = 0; files != null && i < files.length; i++) {
if (files[i].endsWith(filesEndingWith)) {
new File(tmpdir + "/" + files[i]).delete();
}
}
}