Rabbit-R1/original r1/java/sources/androidx/media3/datasource/cache/CacheFileMetadataIndex.java
2024-05-21 17:08:36 -04:00

150 lines
6.3 KiB
Java

package androidx.media3.datasource.cache;
import android.content.ContentValues;
import android.database.Cursor;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;
import androidx.media3.common.util.Assertions;
import androidx.media3.database.DatabaseIOException;
import androidx.media3.database.DatabaseProvider;
import androidx.media3.database.VersionTable;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
/* loaded from: classes2.dex */
final class CacheFileMetadataIndex {
private static final int COLUMN_INDEX_LAST_TOUCH_TIMESTAMP = 2;
private static final int COLUMN_INDEX_LENGTH = 1;
private static final int COLUMN_INDEX_NAME = 0;
private static final String COLUMN_LENGTH = "length";
private static final String COLUMN_NAME = "name";
private static final String TABLE_PREFIX = "ExoPlayerCacheFileMetadata";
private static final String TABLE_SCHEMA = "(name TEXT PRIMARY KEY NOT NULL,length INTEGER NOT NULL,last_touch_timestamp INTEGER NOT NULL)";
private static final int TABLE_VERSION = 1;
private static final String WHERE_NAME_EQUALS = "name = ?";
private final DatabaseProvider databaseProvider;
private String tableName;
private static final String COLUMN_LAST_TOUCH_TIMESTAMP = "last_touch_timestamp";
private static final String[] COLUMNS = {"name", "length", COLUMN_LAST_TOUCH_TIMESTAMP};
public static void delete(DatabaseProvider databaseProvider, long j) throws DatabaseIOException {
String hexString = Long.toHexString(j);
try {
String tableName = getTableName(hexString);
SQLiteDatabase writableDatabase = databaseProvider.getWritableDatabase();
writableDatabase.beginTransactionNonExclusive();
try {
VersionTable.removeVersion(writableDatabase, 2, hexString);
dropTable(writableDatabase, tableName);
writableDatabase.setTransactionSuccessful();
} finally {
writableDatabase.endTransaction();
}
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
public CacheFileMetadataIndex(DatabaseProvider databaseProvider) {
this.databaseProvider = databaseProvider;
}
public void initialize(long j) throws DatabaseIOException {
try {
String hexString = Long.toHexString(j);
this.tableName = getTableName(hexString);
if (VersionTable.getVersion(this.databaseProvider.getReadableDatabase(), 2, hexString) != 1) {
SQLiteDatabase writableDatabase = this.databaseProvider.getWritableDatabase();
writableDatabase.beginTransactionNonExclusive();
try {
VersionTable.setVersion(writableDatabase, 2, hexString, 1);
dropTable(writableDatabase, this.tableName);
writableDatabase.execSQL("CREATE TABLE " + this.tableName + " (name TEXT PRIMARY KEY NOT NULL,length INTEGER NOT NULL,last_touch_timestamp INTEGER NOT NULL)");
writableDatabase.setTransactionSuccessful();
writableDatabase.endTransaction();
} catch (Throwable th) {
writableDatabase.endTransaction();
throw th;
}
}
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
public Map<String, CacheFileMetadata> getAll() throws DatabaseIOException {
try {
Cursor cursor = getCursor();
try {
HashMap hashMap = new HashMap(cursor.getCount());
while (cursor.moveToNext()) {
hashMap.put((String) Assertions.checkNotNull(cursor.getString(0)), new CacheFileMetadata(cursor.getLong(1), cursor.getLong(2)));
}
if (cursor != null) {
cursor.close();
}
return hashMap;
} finally {
}
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
public void set(String str, long j, long j2) throws DatabaseIOException {
Assertions.checkNotNull(this.tableName);
try {
SQLiteDatabase writableDatabase = this.databaseProvider.getWritableDatabase();
ContentValues contentValues = new ContentValues();
contentValues.put("name", str);
contentValues.put("length", Long.valueOf(j));
contentValues.put(COLUMN_LAST_TOUCH_TIMESTAMP, Long.valueOf(j2));
writableDatabase.replaceOrThrow(this.tableName, null, contentValues);
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
public void remove(String str) throws DatabaseIOException {
Assertions.checkNotNull(this.tableName);
try {
this.databaseProvider.getWritableDatabase().delete(this.tableName, WHERE_NAME_EQUALS, new String[]{str});
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
public void removeAll(Set<String> set) throws DatabaseIOException {
Assertions.checkNotNull(this.tableName);
try {
SQLiteDatabase writableDatabase = this.databaseProvider.getWritableDatabase();
writableDatabase.beginTransactionNonExclusive();
try {
Iterator<String> it = set.iterator();
while (it.hasNext()) {
writableDatabase.delete(this.tableName, WHERE_NAME_EQUALS, new String[]{it.next()});
}
writableDatabase.setTransactionSuccessful();
} finally {
writableDatabase.endTransaction();
}
} catch (SQLException e) {
throw new DatabaseIOException(e);
}
}
private Cursor getCursor() {
Assertions.checkNotNull(this.tableName);
return this.databaseProvider.getReadableDatabase().query(this.tableName, COLUMNS, null, null, null, null, null);
}
private static void dropTable(SQLiteDatabase sQLiteDatabase, String str) {
sQLiteDatabase.execSQL("DROP TABLE IF EXISTS " + str);
}
private static String getTableName(String str) {
return TABLE_PREFIX + str;
}
}