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Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper')
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ContactHelper.java44
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java4
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java64
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java201
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java13
-rw-r--r--OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/TlsHelper.java12
6 files changed, 221 insertions, 117 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ContactHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ContactHelper.java
index e639824ec..8697e49f7 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ContactHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ContactHelper.java
@@ -19,8 +19,13 @@ package org.sufficientlysecure.keychain.helper;
import android.accounts.Account;
import android.accounts.AccountManager;
-import android.content.*;
+import android.content.ContentProviderOperation;
+import android.content.ContentResolver;
+import android.content.ContentUris;
+import android.content.Context;
import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Build;
import android.provider.ContactsContract;
@@ -33,7 +38,14 @@ import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.util.Log;
-import java.util.*;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
public class ContactHelper {
@@ -60,6 +72,8 @@ public class ContactHelper {
ContactsContract.Data.RAW_CONTACT_ID + "=? AND " + ContactsContract.Data.MIMETYPE + "=?";
public static final String ID_SELECTION = ContactsContract.RawContacts._ID + "=?";
+ private static final Map<String, Bitmap> photoCache = new HashMap<String, Bitmap>();
+
public static List<String> getPossibleUserEmails(Context context) {
Set<String> accountMails = getAccountEmails(context);
accountMails.addAll(getMainProfileContactEmails(context));
@@ -232,6 +246,30 @@ public class ContactHelper {
return null;
}
+ public static Bitmap photoFromFingerprint(ContentResolver contentResolver, String fingerprint) {
+ if (fingerprint == null) return null;
+ if (!photoCache.containsKey(fingerprint)) {
+ photoCache.put(fingerprint, loadPhotoFromFingerprint(contentResolver, fingerprint));
+ }
+ return photoCache.get(fingerprint);
+ }
+
+ private static Bitmap loadPhotoFromFingerprint(ContentResolver contentResolver, String fingerprint) {
+ if (fingerprint == null) return null;
+ try {
+ int rawContactId = findRawContactId(contentResolver, fingerprint);
+ if (rawContactId == -1) return null;
+ Uri rawContactUri = ContentUris.withAppendedId(ContactsContract.RawContacts.CONTENT_URI, rawContactId);
+ Uri contactUri = ContactsContract.RawContacts.getContactLookupUri(contentResolver, rawContactUri);
+ InputStream photoInputStream =
+ ContactsContract.Contacts.openContactPhotoInputStream(contentResolver, contactUri);
+ if (photoInputStream == null) return null;
+ return BitmapFactory.decodeStream(photoInputStream);
+ } catch (Throwable ignored) {
+ return null;
+ }
+ }
+
/**
* Write the current Keychain to the contact db
*/
@@ -356,7 +394,7 @@ public class ContactHelper {
int rawContactId, long masterKeyId) {
ops.add(selectByRawContactAndItemType(ContentProviderOperation.newDelete(ContactsContract.Data.CONTENT_URI),
rawContactId, ContactsContract.CommonDataKinds.Email.CONTENT_ITEM_TYPE).build());
- Cursor ids = resolver.query(KeychainContract.UserIds.buildUserIdsUri(Long.toString(masterKeyId)),
+ Cursor ids = resolver.query(KeychainContract.UserIds.buildUserIdsUri(masterKeyId),
USER_IDS_PROJECTION, NON_REVOKED_SELECTION, null, null);
if (ids != null) {
while (ids.moveToNext()) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
index 5d281d5b0..d8efdc480 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/EmailKeyHelper.java
@@ -21,6 +21,7 @@ import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Messenger;
+
import org.sufficientlysecure.keychain.keyimport.HkpKeyserver;
import org.sufficientlysecure.keychain.keyimport.ImportKeysListEntry;
import org.sufficientlysecure.keychain.keyimport.Keyserver;
@@ -29,6 +30,7 @@ import org.sufficientlysecure.keychain.service.KeychainIntentService;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
+import java.util.Locale;
import java.util.Set;
public class EmailKeyHelper {
@@ -86,7 +88,7 @@ public class EmailKeyHelper {
for (ImportKeysListEntry key : keyServer.search(mail)) {
if (key.isRevoked() || key.isExpired()) continue;
for (String userId : key.getUserIds()) {
- if (userId.toLowerCase().contains(mail.toLowerCase())) {
+ if (userId.toLowerCase().contains(mail.toLowerCase(Locale.ENGLISH))) {
keys.add(key);
}
}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java
index 16ef28311..bcd57b290 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java
@@ -30,18 +30,17 @@ import android.widget.Toast;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
-import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.service.KeychainIntentService;
import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
import org.sufficientlysecure.keychain.ui.dialog.DeleteKeyDialogFragment;
-import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment;
import org.sufficientlysecure.keychain.util.Log;
+import java.io.File;
+
public class ExportHelper {
- protected FileDialogFragment mFileDialog;
- protected String mExportFilename;
+ protected File mExportFile;
ActionBarActivity mActivity;
@@ -68,47 +67,30 @@ public class ExportHelper {
/**
* Show dialog where to export keys
*/
- public void showExportKeysDialog(final long[] masterKeyIds, final String exportFilename,
+ public void showExportKeysDialog(final long[] masterKeyIds, final File exportFile,
final boolean showSecretCheckbox) {
- mExportFilename = exportFilename;
-
- // Message is received after file is selected
- Handler returnHandler = new Handler() {
- @Override
- public void handleMessage(Message message) {
- if (message.what == FileDialogFragment.MESSAGE_OKAY) {
- Bundle data = message.getData();
- mExportFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME);
-
- exportKeys(masterKeyIds, data.getBoolean(FileDialogFragment.MESSAGE_DATA_CHECKED));
- }
- }
- };
+ mExportFile = exportFile;
- // Create a new Messenger for the communication back
- final Messenger messenger = new Messenger(returnHandler);
-
- DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
- public void run() {
- String title = null;
- if (masterKeyIds == null) {
- // export all keys
- title = mActivity.getString(R.string.title_export_keys);
- } else {
- // export only key specified at data uri
- title = mActivity.getString(R.string.title_export_key);
- }
-
- String message = mActivity.getString(R.string.specify_file_to_export_to);
- String checkMsg = showSecretCheckbox ?
- mActivity.getString(R.string.also_export_secret_keys) : null;
+ String title = null;
+ if (masterKeyIds == null) {
+ // export all keys
+ title = mActivity.getString(R.string.title_export_keys);
+ } else {
+ // export only key specified at data uri
+ title = mActivity.getString(R.string.title_export_key);
+ }
- mFileDialog = FileDialogFragment.newInstance(messenger, title, message,
- exportFilename, checkMsg);
+ String message = mActivity.getString(R.string.specify_file_to_export_to);
+ String checkMsg = showSecretCheckbox ?
+ mActivity.getString(R.string.also_export_secret_keys) : null;
- mFileDialog.show(mActivity.getSupportFragmentManager(), "fileDialog");
+ FileHelper.saveFile(new FileHelper.FileDialogCallback() {
+ @Override
+ public void onFileSelected(File file, boolean checked) {
+ mExportFile = file;
+ exportKeys(masterKeyIds, checked);
}
- });
+ }, mActivity.getSupportFragmentManager() ,title, message, exportFile, checkMsg);
}
/**
@@ -125,7 +107,7 @@ public class ExportHelper {
// fill values for this action
Bundle data = new Bundle();
- data.putString(KeychainIntentService.EXPORT_FILENAME, mExportFilename);
+ data.putString(KeychainIntentService.EXPORT_FILENAME, mExportFile.getAbsolutePath());
data.putBoolean(KeychainIntentService.EXPORT_SECRET, exportSecret);
if (masterKeyIds == null) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java
index e0c94b947..b640ecb03 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java
@@ -23,15 +23,26 @@ import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.graphics.Point;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
+import android.os.Handler;
+import android.os.Message;
+import android.os.Messenger;
+import android.provider.DocumentsContract;
+import android.provider.OpenableColumns;
import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
import android.widget.Toast;
-import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
-import org.sufficientlysecure.keychain.util.Log;
+import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
+import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment;
+
+import java.io.File;
+import java.text.DecimalFormat;
public class FileHelper {
@@ -55,25 +66,18 @@ public class FileHelper {
* Opens the preferred installed file manager on Android and shows a toast if no manager is
* installed.
*
- * @param activity
- * @param filename default selected file, not supported by all file managers
+ * @param fragment
+ * @param last default selected Uri, not supported by all file managers
* @param mimeType can be text/plain for example
* @param requestCode requestCode used to identify the result coming back from file manager to
* onActivityResult() in your activity
*/
- public static void openFile(Activity activity, String filename, String mimeType, int requestCode) {
- Intent intent = buildFileIntent(filename, mimeType);
-
- try {
- activity.startActivityForResult(intent, requestCode);
- } catch (ActivityNotFoundException e) {
- // No compatible file manager was found.
- Toast.makeText(activity, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
- }
- }
+ public static void openFile(Fragment fragment, Uri last, String mimeType, int requestCode) {
+ Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
+ intent.addCategory(Intent.CATEGORY_OPENABLE);
- public static void openFile(Fragment fragment, String filename, String mimeType, int requestCode) {
- Intent intent = buildFileIntent(filename, mimeType);
+ intent.setData(last);
+ intent.setType(mimeType);
try {
fragment.startActivityForResult(intent, requestCode);
@@ -84,86 +88,153 @@ public class FileHelper {
}
}
+ public static void saveFile(final FileDialogCallback callback, final FragmentManager fragmentManager,
+ final String title, final String message, final File defaultFile,
+ final String checkMsg) {
+ // Message is received after file is selected
+ Handler returnHandler = new Handler() {
+ @Override
+ public void handleMessage(Message message) {
+ if (message.what == FileDialogFragment.MESSAGE_OKAY) {
+ callback.onFileSelected(
+ new File(message.getData().getString(FileDialogFragment.MESSAGE_DATA_FILE)),
+ message.getData().getBoolean(FileDialogFragment.MESSAGE_DATA_CHECKED));
+ }
+ }
+ };
+
+ // Create a new Messenger for the communication back
+ final Messenger messenger = new Messenger(returnHandler);
+
+ DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
+ @Override
+ public void run() {
+ FileDialogFragment fileDialog = FileDialogFragment.newInstance(messenger, title, message,
+ defaultFile, checkMsg);
+
+ fileDialog.show(fragmentManager, "fileDialog");
+ }
+ });
+ }
+
+ public static void saveFile(Fragment fragment, String title, String message, File defaultFile, int requestCode) {
+ saveFile(fragment, title, message, defaultFile, requestCode, null);
+ }
+
+ public static void saveFile(final Fragment fragment, String title, String message, File defaultFile,
+ final int requestCode, String checkMsg) {
+ saveFile(new FileDialogCallback() {
+ @Override
+ public void onFileSelected(File file, boolean checked) {
+ Intent intent = new Intent();
+ intent.setData(Uri.fromFile(file));
+ fragment.onActivityResult(requestCode, Activity.RESULT_OK, intent);
+ }
+ }, fragment.getActivity().getSupportFragmentManager(), title, message, defaultFile, checkMsg);
+ }
+
+ @TargetApi(Build.VERSION_CODES.KITKAT)
+ public static void openDocument(Fragment fragment, String mimeType, int requestCode) {
+ openDocument(fragment, mimeType, false, requestCode);
+ }
/**
* Opens the storage browser on Android 4.4 or later for opening a file
+ *
* @param fragment
- * @param last default selected file
- * @param mimeType can be text/plain for example
+ * @param mimeType can be text/plain for example
+ * @param multiple allow file chooser to return multiple files
* @param requestCode used to identify the result coming back from storage browser onActivityResult() in your
*/
@TargetApi(Build.VERSION_CODES.KITKAT)
- public static void openDocument(Fragment fragment, Uri last, String mimeType, int requestCode) {
+ public static void openDocument(Fragment fragment, String mimeType, boolean multiple, int requestCode) {
Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
- intent.setData(last);
intent.setType(mimeType);
+ intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, multiple);
+
fragment.startActivityForResult(intent, requestCode);
}
/**
* Opens the storage browser on Android 4.4 or later for saving a file
+ *
* @param fragment
- * @param last default selected file
- * @param mimeType can be text/plain for example
- * @param requestCode used to identify the result coming back from storage browser onActivityResult() in your
+ * @param mimeType can be text/plain for example
+ * @param suggestedName a filename desirable for the file to be saved
+ * @param requestCode used to identify the result coming back from storage browser onActivityResult() in your
*/
@TargetApi(Build.VERSION_CODES.KITKAT)
- public static void saveDocument(Fragment fragment, Uri last, String mimeType, int requestCode) {
+ public static void saveDocument(Fragment fragment, String mimeType, String suggestedName, int requestCode) {
Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
- intent.setData(last);
intent.setType(mimeType);
+ intent.putExtra("android.content.extra.SHOW_ADVANCED", true); // Note: This is not documented, but works
+ intent.putExtra(Intent.EXTRA_TITLE, suggestedName);
fragment.startActivityForResult(intent, requestCode);
}
- private static Intent buildFileIntent(String filename, String mimeType) {
- Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
- intent.addCategory(Intent.CATEGORY_OPENABLE);
+ public static String getFilename(Context context, Uri uri) {
+ String filename = null;
+ try {
+ Cursor cursor = context.getContentResolver().query(uri, new String[]{OpenableColumns.DISPLAY_NAME}, null, null, null);
- intent.setData(Uri.parse("file://" + filename));
- intent.setType(mimeType);
+ if (cursor != null) {
+ if (cursor.moveToNext()) {
+ filename = cursor.getString(0);
+ }
+ cursor.close();
+ }
+ } catch (Exception ignored) {
+ // This happens in rare cases (eg: document deleted since selection) and should not cause a failure
+ }
+ if (filename == null) {
+ String[] split = uri.toString().split("/");
+ filename = split[split.length - 1];
+ }
+ return filename;
+ }
- return intent;
+ public static long getFileSize(Context context, Uri uri) {
+ return getFileSize(context, uri, -1);
}
- /**
- * Get a file path from a Uri.
- * <p/>
- * from https://github.com/iPaulPro/aFileChooser/blob/master/aFileChooser/src/com/ipaulpro/
- * afilechooser/utils/FileUtils.java
- *
- * @param context
- * @param uri
- * @return
- * @author paulburke
- */
- public static String getPath(Context context, Uri uri) {
- Log.d(Constants.TAG + " File -",
- "Authority: " + uri.getAuthority() + ", Fragment: " + uri.getFragment()
- + ", Port: " + uri.getPort() + ", Query: " + uri.getQuery() + ", Scheme: "
- + uri.getScheme() + ", Host: " + uri.getHost() + ", Segments: "
- + uri.getPathSegments().toString());
-
- if ("content".equalsIgnoreCase(uri.getScheme())) {
- String[] projection = {"_data"};
- Cursor cursor = context.getContentResolver().query(uri, projection, null, null, null);
- try {
- if (cursor != null && cursor.moveToFirst()) {
- int columnIndex = cursor.getColumnIndexOrThrow("_data");
- return cursor.getString(columnIndex);
- }
- } catch (Exception e) {
- // Eat it
- } finally {
- if (cursor != null) {
- cursor.close();
+ public static long getFileSize(Context context, Uri uri, long def) {
+ long size = def;
+ try {
+ Cursor cursor = context.getContentResolver().query(uri, new String[]{OpenableColumns.SIZE}, null, null, null);
+
+ if (cursor != null) {
+ if (cursor.moveToNext()) {
+ size = cursor.getLong(0);
}
+ cursor.close();
}
- } else if ("file".equalsIgnoreCase(uri.getScheme())) {
- return uri.getPath();
+ } catch (Exception ignored) {
+ // This happens in rare cases (eg: document deleted since selection) and should not cause a failure
+ }
+ return size;
+ }
+
+ /**
+ * Retrieve thumbnail of file, document api feature and thus KitKat only
+ */
+ public static Bitmap getThumbnail(Context context, Uri uri, Point size) {
+ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+ return DocumentsContract.getDocumentThumbnail(context.getContentResolver(), uri, size, null);
+ } else {
+ return null;
}
+ }
+
+ public static String readableFileSize(long size) {
+ if (size <= 0) return "0";
+ final String[] units = new String[]{"B", "KB", "MB", "GB", "TB"};
+ int digitGroups = (int) (Math.log10(size) / Math.log10(1024));
+ return new DecimalFormat("#,##0.#").format(size / Math.pow(1024, digitGroups)) + " " + units[digitGroups];
+ }
- return null;
+ public static interface FileDialogCallback {
+ public void onFileSelected(File file, boolean checked);
}
}
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
index a060092a3..491709354 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
@@ -21,6 +21,7 @@ package org.sufficientlysecure.keychain.helper;
import android.content.Context;
import android.content.SharedPreferences;
+import org.spongycastle.bcpg.CompressionAlgorithmTags;
import org.spongycastle.bcpg.HashAlgorithmTags;
import org.spongycastle.openpgp.PGPEncryptedData;
import org.sufficientlysecure.keychain.Constants;
@@ -99,7 +100,7 @@ public class Preferences {
public int getDefaultMessageCompression() {
return mSharedPreferences.getInt(Constants.Pref.DEFAULT_MESSAGE_COMPRESSION,
- Constants.choice.compression.zlib);
+ CompressionAlgorithmTags.ZLIB);
}
public void setDefaultMessageCompression(int value) {
@@ -110,7 +111,7 @@ public class Preferences {
public int getDefaultFileCompression() {
return mSharedPreferences.getInt(Constants.Pref.DEFAULT_FILE_COMPRESSION,
- Constants.choice.compression.none);
+ CompressionAlgorithmTags.UNCOMPRESSED);
}
public void setDefaultFileCompression(int value) {
@@ -170,7 +171,8 @@ public class Preferences {
editor.commit();
}
- public void updateKeyServers() {
+ public void updatePreferences() {
+ // migrate keyserver to hkps
if (mSharedPreferences.getInt(Constants.Pref.KEY_SERVERS_DEFAULT_VERSION, 0) !=
Constants.Defaults.KEY_SERVERS_VERSION) {
String[] servers = getKeyServers();
@@ -186,6 +188,11 @@ public class Preferences {
.putInt(Constants.Pref.KEY_SERVERS_DEFAULT_VERSION, Constants.Defaults.KEY_SERVERS_VERSION)
.commit();
}
+
+ // migrate old uncompressed constant to new one
+ if (mSharedPreferences.getInt(Constants.Pref.DEFAULT_FILE_COMPRESSION, 0) == 0x21070001) {
+ setDefaultFileCompression(CompressionAlgorithmTags.UNCOMPRESSED);
+ }
}
public void setConcealPgpApplication(boolean conceal) {
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/TlsHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/TlsHelper.java
index 4b09af04d..8bbe73676 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/TlsHelper.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/TlsHelper.java
@@ -18,12 +18,10 @@
package org.sufficientlysecure.keychain.helper;
import android.content.res.AssetManager;
+
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.util.Log;
-import javax.net.ssl.HttpsURLConnection;
-import javax.net.ssl.SSLContext;
-import javax.net.ssl.TrustManagerFactory;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
@@ -34,10 +32,16 @@ import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
-import java.security.cert.*;
+import java.security.cert.Certificate;
+import java.security.cert.CertificateException;
+import java.security.cert.CertificateFactory;
import java.util.HashMap;
import java.util.Map;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManagerFactory;
+
public class TlsHelper {
public static class TlsHelperException extends Exception {