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尝试处理PackageManager has died异常

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This commit is contained in:
张玉久
2020-11-03 10:44:19 +08:00
parent ebb279c42f
commit 43d8d24c1c
10 changed files with 65 additions and 23 deletions
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47
app/src/main/java/com/gh/common/util/PackageUtils.java
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@ -30,8 +30,11 @@ import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
@ -286,7 +289,7 @@ public class PackageUtils {
*/
public static String getPackageNameByPath(Context context, String path) {
PackageManager packageManager = context.getApplicationContext().getPackageManager();
PackageInfo info = packageManager.getPackageArchiveInfo(path, PackageManager.GET_ACTIVITIES);
PackageInfo info = packageManager.getPackageArchiveInfo(path, 0);
if (info != null) {
ApplicationInfo appInfo = info.applicationInfo;
return appInfo.packageName;
@ -365,7 +368,7 @@ public class PackageUtils {
*/
public static ArrayList<String> getAllPackageName(Context context) {
ArrayList<String> list = new ArrayList<>();
List<PackageInfo> packageInfos = context.getApplicationContext().getPackageManager().getInstalledPackages(0);
List<PackageInfo> packageInfos = getInstalledPackages(context, 0);
for (PackageInfo packageInfo : packageInfos) {
if ((packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
if (!context.getPackageName().equals(packageInfo.packageName)) {
@ -380,7 +383,7 @@ public class PackageUtils {
JSONArray jsonArray = new JSONArray();
try {
PackageManager pm = context.getPackageManager();
List<PackageInfo> packageInfos = pm.getInstalledPackages(0);
List<PackageInfo> packageInfos = getInstalledPackages(context, 0);
for (PackageInfo packageInfo : packageInfos) {
if ((packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
JSONObject jsonObject = new JSONObject();
@ -552,4 +555,42 @@ public class PackageUtils {
}
/**
* 在5.1系统手机使用PackageManager获取已安装应用容易发生Package manager has died异常
* https://stackoverflow.com/questions/13235793/transactiontoolargeeception-when-trying-to-get-a-list-of-applications-installed/30062632#30062632
*/
public static List<PackageInfo> getInstalledPackages(Context context, int flags) {
final PackageManager pm = context.getPackageManager();
try {
return pm.getInstalledPackages(flags);
} catch (Exception ignored) {
//we don't care why it didn't succeed. We'll do it using an alternative way instead
}
// use fallback:
Process process;
List<PackageInfo> result = new ArrayList<>();
BufferedReader bufferedReader = null;
try {
process = Runtime.getRuntime().exec("pm list packages");
bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
String line;
while ((line = bufferedReader.readLine()) != null) {
final String packageName = line.substring(line.indexOf(':') + 1);
final PackageInfo packageInfo = pm.getPackageInfo(packageName, flags);
result.add(packageInfo);
}
process.waitFor();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (bufferedReader != null)
try {
bufferedReader.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return result;
}
}