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package android.taobao.atlas.framework.bundlestorage;
import android.taobao.atlas.framework.Atlas;
import android.taobao.atlas.framework.BundleImpl;
import android.taobao.atlas.framework.Framework;
import android.taobao.atlas.runtime.RuntimeVariables;
import android.taobao.atlas.util.StringUtils;
import android.taobao.atlas.versionInfo.BaselineInfoManager;
import android.text.TextUtils;
import android.util.Log;
import java.io.File;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.List;
import java.util.SortedMap;
import java.util.TreeMap;
import java.util.jar.Manifest;
public class BundleArchive implements Archive {
public final static String REVISION_DIRECTORY = "version";
public final static String DEPRECATED_MARK = Framework.DEPRECATED_MARK;
public final static String DEXPATCH_DIR = "dexpatch/";
private File bundleDir;
// Maps a Long revision number to a BundleRevision.
private final SortedMap<Long, BundleArchiveRevision> revisions = new TreeMap<Long, BundleArchiveRevision>();
private final BundleArchiveRevision currentRevision;
public BundleArchive(String location,File bundleDir,long wantedRevisionNum,long dexPatchVersion) throws IOException {
final File[] f = bundleDir.listFiles();
String processName = RuntimeVariables.getProcessName(RuntimeVariables.androidApplication);
long rev;
if (!processName.equals(RuntimeVariables.androidApplication.getPackageName())) {
rev = wantedRevisionNum;
File revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(rev));
if (new File(revisionDir, DEPRECATED_MARK).exists()) {
throw new IOException("bundle has been deprecated");
}
} else {
if (f != null) {
for (final File element : f) {
if (element.getName().startsWith(REVISION_DIRECTORY)) {
if (!new File(element, DEPRECATED_MARK).exists()) {
final long v = Long.parseLong(StringUtils.substringAfter(element.getName(), "."));
if (v > 0) {
revisions.put(v, null);
}
} else {
if (!TextUtils.isEmpty(processName) && processName.equals(RuntimeVariables.androidApplication.getPackageName())) {
Framework.deleteDirectory(element);
}
}
}
}
}
if (revisions.isEmpty() && dexPatchVersion<=0) {
try {
if (!TextUtils.isEmpty(processName) && processName.equals(RuntimeVariables.androidApplication.getPackageName())) {
Log.d("BundleArchive", "delete bundle " + location);
Framework.deleteDirectory(bundleDir);
}
} catch (Exception e) {
}
throw new IOException("No valid revisions in bundle archive directory: " + bundleDir);
}
int maxValidRevNum = BaselineInfoManager.instance().isCachePreVersion() ? 2 : 1;
if (revisions.size() > maxValidRevNum) {
try {
File old = new File(bundleDir, String.format("%s%s%s", REVISION_DIRECTORY, ".", revisions.firstKey()));
if (old.exists()) {
Framework.deleteDirectory(old);
}
if(old.exists()){
new File(old,DEPRECATED_MARK).createNewFile();
}
} catch (Exception e) {
}
}
rev = revisions.lastKey();
}
this.bundleDir = bundleDir;
File revisionDir ;
if(dexPatchVersion>0){
//dexpatch
rev = dexPatchVersion;
revisionDir = new File(bundleDir,DEXPATCH_DIR+rev);
}else{
File dexPatchDir = new File(bundleDir,DEXPATCH_DIR);
if(dexPatchDir.exists()){
Framework.deleteDirectory(dexPatchDir);
}
revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(rev));
}
BundleArchiveRevision archiveRevision = null;
try {
archiveRevision = new BundleArchiveRevision(location, rev, revisionDir);
} catch (MisMatchException e) {
archiveRevision = null;
throw e;
} finally {
if(archiveRevision!=null) {
this.revisions.put(rev, archiveRevision);
this.currentRevision = archiveRevision;
}else {
currentRevision = null;
}
}
}
public BundleArchive(String location,File bundleDir, InputStream input,String version,long dexPatchVersion) throws IOException{
if(dexPatchVersion>0){
this.bundleDir = bundleDir;
long rev = dexPatchVersion;
File revisionDir = new File(bundleDir, DEXPATCH_DIR + dexPatchVersion);
currentRevision = new BundleArchiveRevision(location, rev, revisionDir, input, version);
}else {
this.bundleDir = bundleDir;
long rev = 1;
File revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(rev));
currentRevision = new BundleArchiveRevision(location, rev, revisionDir, input, version);
this.revisions.put(rev, currentRevision);
}
}
public BundleArchive(String location,File bundleDir, File file,String version,long dexPatchVersion) throws IOException{
if(dexPatchVersion>0){
this.bundleDir = bundleDir;
long rev = dexPatchVersion;
File revisionDir = new File(bundleDir, DEXPATCH_DIR + dexPatchVersion);
currentRevision = new BundleArchiveRevision(location, rev, revisionDir, file, version);
}else {
this.bundleDir = bundleDir;
long rev = 1;
File revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(rev));
currentRevision = new BundleArchiveRevision(location, rev, revisionDir, file, version);
this.revisions.put(rev, currentRevision);
}
}
@Override
public BundleArchiveRevision newRevision(String location,File bundleDir, File input,String version,long dexPatchVersion) throws IOException {
if(!Framework.getCurProcessName().equals(RuntimeVariables.androidApplication.getPackageName())){
throw new RuntimeException("can not update bundle in child process");
}
if(dexPatchVersion>0){
File revisionDir = new File(bundleDir, DEXPATCH_DIR + dexPatchVersion);
BundleArchiveRevision newRevision = new BundleArchiveRevision(location, dexPatchVersion, revisionDir, input, version);
return newRevision;
//patch rev no need to put
//revisions.put(rev, newRevision);
}else {
long rev = revisions.lastKey();
while (true) {
rev++;
File revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(rev));
if (revisionDir.exists()) {
continue;
}
BundleArchiveRevision newRevision = new BundleArchiveRevision(location, rev, revisionDir, input, version);
revisions.put(rev, newRevision);
return newRevision;
}
}
}
@Override
public BundleArchiveRevision getCurrentRevision() {
return currentRevision;
}
public File getArchiveFile() {
return currentRevision.getRevisionFile();
}
public File getBundleDir() {
return bundleDir;
}
public boolean isDexOpted() {
return currentRevision.isDexOpted();
}
public void optDexFile() {
currentRevision.optDexFile();
}
public InputStream openAssetInputStream(String fileName) throws IOException {
return currentRevision.openAssetInputStream(fileName);
}
public InputStream openNonAssetInputStream(String fileName) throws IOException {
return currentRevision.openNonAssetInputStream(fileName);
}
@Override
public Manifest getManifest() throws IOException {
return currentRevision.getManifest();
}
@Override
public Class<?> findClass(String className, ClassLoader cl) throws ClassNotFoundException {
return currentRevision.findClass(className, cl);
}
@Override
public File findLibrary(String fileName) {
return currentRevision.findSoLibrary(fileName);
}
/**
* Returns an enumeration of URLs for the resource with the specified name.
*/
@Override
public List<URL> getResources(String resName) throws IOException {
return currentRevision.getResources(resName);
}
@Override
public boolean isUpdated() {
return currentRevision.isUpdated();
}
/**
* This method removes all old revisions associated with the archive and keeps only the current revision.
**/
@Override
public void purge() throws Exception {
if (revisions.size() <= 1) {
return;
}
long currentRevNumb = currentRevision.getRevisionNum();
for (long key : revisions.keySet()) {
if (key != currentRevNumb) {
File revisionDir = new File(bundleDir, REVISION_DIRECTORY + "." + String.valueOf(key));
if (revisionDir.exists()) {
Framework.deleteDirectory(revisionDir);
}
}
}
revisions.clear();
revisions.put(currentRevNumb, currentRevision);
}
public static boolean downgradeRevision(String location,File bundleDir,boolean forceDelete) throws IOException{
File[] revisionFiles = bundleDir.listFiles(new FilenameFilter() {
@Override
public boolean accept(File dir, String filename) {
if (filename.startsWith(REVISION_DIRECTORY) && !new File(dir+File.separator+filename, DEPRECATED_MARK).exists()) {
return true;
}
return false;
}
});
if (revisionFiles != null && revisionFiles.length > 0) {
File deprecatedDir = revisionFiles[revisionFiles.length - 1];
if(forceDelete){
try {
BundleImpl impl = (BundleImpl) Atlas.getInstance().getBundle(location);
if (impl != null && impl.getArchive().getCurrentRevision() != null) {
if (impl.getArchive().getCurrentRevision().getRevisionDir().equals(deprecatedDir)) {
return true;
}
}
}catch(Throwable e){}
//deprecatedDir.delete();
Framework.deleteDirectory(deprecatedDir);
}
if(deprecatedDir.exists()) {
File deprecatedFile = new File(deprecatedDir, DEPRECATED_MARK);
deprecatedFile.createNewFile();
if(!deprecatedFile.exists()){
return false;
}
}
Log.d("BundleArchive","downgrade "+bundleDir);
return true;
}
return false;
}
@Override
public void close() {
}
public SortedMap<Long, BundleArchiveRevision> getBundleArchiveRevisions(){
return revisions;
}
public static class MisMatchException extends RuntimeException{
public MisMatchException(String detailMessage) {
super(detailMessage);
}
public MisMatchException(String detailMessage, Throwable throwable) {
super(detailMessage, throwable);
}
}
}