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Boost up download game data

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This commit is contained in:
khanhduytran0 2020-10-11 15:03:54 +07:00
parent 00fec7364b
commit 3d2050ce63
2 changed files with 2 additions and 110 deletions
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5
app/src/main/java/net/kdt/pojavlaunch/util/DownloadUtils.java
View File

@ -5,6 +5,7 @@ import java.io.*;
import java.net.*;
import java.nio.charset.*;
import net.kdt.pojavlaunch.*;
import org.apache.commons.io.*;
public class DownloadUtils {
public static final String USER_AGENT = Tools.APP_NAME;
@ -20,7 +21,6 @@ public class DownloadUtils {
public static void download(URL url, OutputStream os) throws Throwable {
InputStream is = null;
byte[] buf; // 16384
try {
// System.out.println("Connecting: " + url.toString());
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
@ -32,9 +32,8 @@ public class DownloadUtils {
throw new RuntimeException("Server returned HTTP " + conn.getResponseCode()
+ ": " + conn.getResponseMessage());
}
buf = new byte[conn.getContentLength()];
is = conn.getInputStream();
IoUtil.pipe(is, os, buf);
IOUtils.copy(is, os);
} finally {
if (is != null) {
try {

107
app/src/main/java/net/kdt/pojavlaunch/util/IoUtil.java
View File

@ -1,107 +0,0 @@
package net.kdt.pojavlaunch.util;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
import net.kdt.pojavlaunch.*;
import android.os.*;
public class IoUtil {
//public static volatile boolean cancel = false;
private IoUtil() {
}
public static void pipe( /*PojavLauncherActivity activity,*/ InputStream is, OutputStream out, byte[] buf) throws IOException {
while (true) {
//if (cancel) throw new CancelException();
int amt = is.read(buf);
if (amt >= 0) {
out.write(buf, 0, amt);
} else {
return;
}
}
}
public static void copy(File from, File to, byte[] buf) throws IOException {
InputStream in = new FileInputStream(from);
OutputStream out;
try {
out = new FileOutputStream(to);
pipe(in, out, buf);
out.close();
in.close();
} catch (Throwable th) {
in.close();
}
}
public static void copyZipWithoutEmptyDirectories(File inputFile, File outputFile) throws IOException {
byte[] buf = new byte[8192];
ZipFile inputZip = new ZipFile(inputFile);
ZipOutputStream outputStream = new ZipOutputStream(new FileOutputStream(outputFile));
try {
Enumeration<? extends ZipEntry> e = inputZip.entries();
ArrayList<ZipEntry> sortedList = new ArrayList();
while (e.hasMoreElements()) {
sortedList.add((ZipEntry) e.nextElement());
}
Collections.sort(sortedList, new Comparator<ZipEntry>() {
public int compare(ZipEntry o1, ZipEntry o2) {
return o1.getName().compareTo(o2.getName());
}
});
for (int i = sortedList.size() - 1; i >= 0; i--) {
boolean isEmptyDirectory;
ZipEntry inputEntry = (ZipEntry) sortedList.get(i);
String name = inputEntry.getName();
if (!inputEntry.isDirectory()) {
isEmptyDirectory = false;
} else if (i == sortedList.size() - 1) {
isEmptyDirectory = true;
} else {
isEmptyDirectory = !((ZipEntry) sortedList.get(i + 1)).getName().startsWith(name);
}
if (isEmptyDirectory) {
sortedList.remove(inputEntry);
} else {
outputStream.putNextEntry(new ZipEntry(inputEntry));
ByteArrayOutputStream baos = new ByteArrayOutputStream();
InputStream is = inputZip.getInputStream(inputEntry);
pipe(is, baos, buf);
is.close();
outputStream.write(baos.toByteArray());
}
}
} finally {
outputStream.close();
}
}
public static void clearDirectory(File dir) {
File[] fileList = dir.listFiles();
if (fileList != null) {
for (File f : fileList) {
if (f.isDirectory()) {
clearDirectory(f);
}
f.delete();
}
}
}
}