private void deflate(String tmpDir, String path) {
String tmpFile = "tmp-" + Utils.timestamp() + ".zip";
try {
ZipFile zipFile = new ZipFile(tmpFile);
ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);
parameters.setIncludeRootFolder(false);
zipFile.addFolder(tmpDir, parameters);
} catch (Exception e) {
e.printStackTrace();
return;
}
File from = null;
File to = null;
try {
File target = new File(path);
if (target.exists()) FileUtils.forceDelete(target);
from = new File(tmpFile);
to = new File(path);
FileUtils.moveFile(from, to);
} catch (IOException e) {
Utils.onError(new Error.FileMove(tmpFile, path));
}
try {
FileUtils.deleteDirectory(new File(tmpDir));
} catch (IOException e) {
Utils.log("can't delete temporary folder");
}
}
private String inflate(String path) {
if (!new File(path).canRead()) {
Utils.onError(new Error.FileRead(path));
return null;
}
String tmpDir = "tmp-" + Utils.timestamp();
try {
ZipFile zipFile = new ZipFile(path);
zipFile.extractAll(tmpDir);
} catch (Exception e) {
e.printStackTrace();
return null;
}
return tmpDir;
}