package org.dynmap.storage.sqllte; import java.io.File; import java.nio.charset.Charset; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.List; import org.dynmap.DynmapCore; import org.dynmap.DynmapWorld; import org.dynmap.Log; import org.dynmap.MapType; import org.dynmap.WebAuthManager; import org.dynmap.MapType.ImageVariant; import org.dynmap.PlayerFaces.FaceType; import org.dynmap.storage.MapStorage; import org.dynmap.storage.MapStorageTile; import org.dynmap.storage.MapStorageTileEnumCB; import org.dynmap.storage.MapStorageBaseTileEnumCB; import org.dynmap.storage.MapStorageTileSearchEndCB; import org.dynmap.utils.BufferInputStream; import org.dynmap.utils.BufferOutputStream; public class SQLiteMapStorage extends MapStorage { private String connectionString; private String databaseFile; private static final int POOLSIZE = 1; // SQLite is really not thread safe... 1 at a time works best private Connection[] cpool = new Connection[POOLSIZE]; private long[] cpoolLastUseTS = new long[POOLSIZE]; // Time when last returned to pool private static final long IDLE_TIMEOUT = 60000; // Use 60 second timeout private int cpoolCount = 0; private static final Charset UTF8 = Charset.forName("UTF-8"); public class StorageTile extends MapStorageTile { private Integer mapkey; private String uri; protected StorageTile(DynmapWorld world, MapType map, int x, int y, int zoom, ImageVariant var) { super(world, map, x, y, zoom, var); mapkey = getMapKey(world, map, var); if (zoom > 0) { uri = map.getPrefix() + var.variantSuffix + "/"+ (x >> 5) + "_" + (y >> 5) + "/" + "zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz".substring(0, zoom) + "_" + x + "_" + y + "." + map.getImageFormat().getFileExt(); } else { uri = map.getPrefix() + var.variantSuffix + "/"+ (x >> 5) + "_" + (y >> 5) + "/" + x + "_" + y + "." + map.getImageFormat().getFileExt(); } } @Override public boolean exists() { if (mapkey == null) return false; boolean rslt = false; Connection c = null; boolean err = false; try { c = getConnection(); Statement stmt = c.createStatement(); //ResultSet rs = stmt.executeQuery("SELECT HashCode FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); ResultSet rs = doExecuteQuery(stmt, "SELECT HashCode FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); rslt = rs.next(); rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Tile exists error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return rslt; } @Override public boolean matchesHashCode(long hash) { if (mapkey == null) return false; boolean rslt = false; Connection c = null; boolean err = false; try { c = getConnection(); Statement stmt = c.createStatement(); //ResultSet rs = stmt.executeQuery("SELECT HashCode FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); ResultSet rs = doExecuteQuery(stmt, "SELECT HashCode FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); if (rs.next()) { long v = rs.getLong("HashCode"); rslt = (v == hash); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Tile matches hash error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return rslt; } @Override public TileRead read() { if (mapkey == null) return null; TileRead rslt = null; Connection c = null; boolean err = false; try { c = getConnection(); Statement stmt = c.createStatement(); //ResultSet rs = stmt.executeQuery("SELECT HashCode,LastUpdate,Format,Image FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); ResultSet rs = doExecuteQuery(stmt, "SELECT HashCode,LastUpdate,Format,Image,ImageLen FROM Tiles WHERE MapID=" + mapkey + " AND x=" + x + " AND y=" + y + " AND zoom=" + zoom + ";"); if (rs.next()) { rslt = new TileRead(); rslt.hashCode = rs.getLong("HashCode"); rslt.lastModified = rs.getLong("LastUpdate"); rslt.format = MapType.ImageEncoding.fromOrd(rs.getInt("Format")); byte[] img = rs.getBytes("Image"); int len = rs.getInt("ImageLen"); if (len <= 0) { len = img.length; // Trim trailing zeros from padding by BLOB field while((len > 0) && (img[len-1] == '\0')) len--; } if (img == null) { rslt = null; } else { rslt.image = new BufferInputStream(img, len); } } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Tile read error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return rslt; } @Override public boolean write(long hash, BufferOutputStream encImage, long timestamp) { if (mapkey == null) return false; Connection c = null; boolean err = false; boolean exists = exists(); // If delete, and doesn't exist, quit if ((encImage == null) && (!exists)) return false; try { c = getConnection(); PreparedStatement stmt; if (encImage == null) { // If delete stmt = c.prepareStatement("DELETE FROM Tiles WHERE MapID=? AND x=? and y=? AND zoom=?;"); stmt.setInt(1, mapkey); stmt.setInt(2, x); stmt.setInt(3, y); stmt.setInt(4, zoom); } else if (exists) { stmt = c.prepareStatement("UPDATE Tiles SET HashCode=?, LastUpdate=?, Format=?, Image=?, ImageLen=? WHERE MapID=? AND x=? and y=? AND zoom=?;"); stmt.setLong(1, hash); stmt.setLong(2, timestamp); stmt.setInt(3, map.getImageFormat().getEncoding().ordinal()); stmt.setBytes(4, encImage.buf); stmt.setInt(5, encImage.len); stmt.setInt(6, mapkey); stmt.setInt(7, x); stmt.setInt(8, y); stmt.setInt(9, zoom); } else { stmt = c.prepareStatement("INSERT INTO Tiles (MapID,x,y,zoom,HashCode,LastUpdate,Format,Image,ImageLen) VALUES (?,?,?,?,?,?,?,?,?);"); stmt.setInt(1, mapkey); stmt.setInt(2, x); stmt.setInt(3, y); stmt.setInt(4, zoom); stmt.setLong(5, hash); stmt.setLong(6, timestamp); stmt.setInt(7, map.getImageFormat().getEncoding().ordinal()); stmt.setBytes(8, encImage.buf); stmt.setInt(9, encImage.len); } //stmt.executeUpdate(); doExecuteUpdate(stmt); stmt.close(); // Signal update for zoom out if (zoom == 0) { world.enqueueZoomOutUpdate(this); } } catch (SQLException x) { logSQLException("Tile write error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return !err; } @Override public boolean getWriteLock() { return SQLiteMapStorage.this.getWriteLock(uri); } @Override public void releaseWriteLock() { SQLiteMapStorage.this.releaseWriteLock(uri); } @Override public boolean getReadLock(long timeout) { return SQLiteMapStorage.this.getReadLock(uri, timeout); } @Override public void releaseReadLock() { SQLiteMapStorage.this.releaseReadLock(uri); } @Override public void cleanup() { } @Override public String getURI() { return uri; } @Override public void enqueueZoomOutUpdate() { world.enqueueZoomOutUpdate(this); } @Override public MapStorageTile getZoomOutTile() { int xx, yy; int step = 1 << zoom; if(x >= 0) xx = x - (x % (2*step)); else xx = x + (x % (2*step)); yy = -y; if(yy >= 0) yy = yy - (yy % (2*step)); else yy = yy + (yy % (2*step)); yy = -yy; return new StorageTile(world, map, xx, yy, zoom+1, var); } @Override public boolean equals(Object o) { if (o instanceof StorageTile) { StorageTile st = (StorageTile) o; return uri.equals(st.uri); } return false; } @Override public int hashCode() { return uri.hashCode(); } } public SQLiteMapStorage() { } @Override public boolean init(DynmapCore core) { if (!super.init(core)) { isShutdown = true; return false; } File dbfile = core.getFile(core.configuration.getString("storage/dbfile", "dynmap.db")); databaseFile = dbfile.getAbsolutePath(); connectionString = "jdbc:sqlite:" + databaseFile; Log.info("Opening SQLite file " + databaseFile + " as map store"); try { Class.forName("org.sqlite.JDBC"); // Initialize/update tables, if needed return initializeTables(); } catch (ClassNotFoundException cnfx) { Log.severe("SQLite-JDBC classes not found - sqlite data source not usable"); isShutdown = true; return false; } } private int getSchemaVersion() { int ver = 0; boolean err = false; Connection c = null; try { c = getConnection(); // Get connection (create DB if needed) Statement stmt = c.createStatement(); //ResultSet rs = stmt.executeQuery( "SELECT level FROM SchemaVersion;"); ResultSet rs = doExecuteQuery(stmt, "SELECT level FROM SchemaVersion;"); if (rs.next()) { ver = rs.getInt("level"); } rs.close(); stmt.close(); } catch (SQLException x) { err = true; } catch (StorageShutdownException x) { err = true; } finally { if (c != null) { releaseConnection(c, err); } } return ver; } private void doUpdate(Connection c, String sql) throws SQLException { Statement stmt = c.createStatement(); //stmt.executeUpdate(sql); doExecuteUpdate(stmt, sql); stmt.close(); } private HashMap mapKey = new HashMap(); private void doLoadMaps() { Connection c = null; boolean err = false; mapKey.clear(); // Read the maps table - cache results try { c = getConnection(); Statement stmt = c.createStatement(); //ResultSet rs = stmt.executeQuery("SELECT * from Maps;"); ResultSet rs = doExecuteQuery(stmt, "SELECT * from Maps;"); while (rs.next()) { int key = rs.getInt("ID"); String worldID = rs.getString("WorldID"); String mapID = rs.getString("MapID"); String variant = rs.getString("Variant"); mapKey.put(worldID + ":" + mapID + ":" + variant, key); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Error loading map table", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); c = null; } } private Integer getMapKey(DynmapWorld w, MapType mt, ImageVariant var) { String id = w.getName() + ":" + mt.getPrefix() + ":" + var.toString(); synchronized(mapKey) { Integer k = mapKey.get(id); if (k == null) { // No hit: new value so we need to add it to table Connection c = null; boolean err = false; try { c = getConnection(); // Insert row PreparedStatement stmt = c.prepareStatement("INSERT INTO Maps (WorldID,MapID,Variant) VALUES (?, ?, ?);"); stmt.setString(1, w.getName()); stmt.setString(2, mt.getPrefix()); stmt.setString(3, var.toString()); //stmt.executeUpdate(); doExecuteUpdate(stmt); stmt.close(); // Query key assigned stmt = c.prepareStatement("SELECT ID FROM Maps WHERE WorldID = ? AND MapID = ? AND Variant = ?;"); stmt.setString(1, w.getName()); stmt.setString(2, mt.getPrefix()); stmt.setString(3, var.toString()); //ResultSet rs = stmt.executeQuery(); ResultSet rs = doExecuteQuery(stmt); if (rs.next()) { k = rs.getInt("ID"); mapKey.put(id, k); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Error updating Maps table", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } } return k; } } private boolean initializeTables() { Connection c = null; boolean err = false; int version = getSchemaVersion(); // Get the existing schema version for the DB (if any) // If new, add our tables if (version == 0) { try { Log.info("Initializing database schema"); c = getConnection(); doUpdate(c, "CREATE TABLE Maps (ID INTEGER PRIMARY KEY AUTOINCREMENT, WorldID STRING NOT NULL, MapID STRING NOT NULL, Variant STRING NOT NULL)"); doUpdate(c, "CREATE TABLE Tiles (MapID INT NOT NULL, x INT NOT NULL, y INT NOT NULL, zoom INT NOT NULL, HashCode INT NOT NULL, LastUpdate INT NOT NULL, Format INT NOT NULL, Image BLOB, ImageLen INT, PRIMARY KEY(MapID, x, y, zoom))"); doUpdate(c, "CREATE TABLE Faces (PlayerName STRING NOT NULL, TypeID INT NOT NULL, Image BLOB, ImageLen INT, PRIMARY KEY(PlayerName, TypeID))"); doUpdate(c, "CREATE TABLE MarkerIcons (IconName STRING PRIMARY KEY NOT NULL, Image BLOB, ImageLen INT)"); doUpdate(c, "CREATE TABLE MarkerFiles (FileName STRING PRIMARY KEY NOT NULL, Content CLOB)"); // Add index, since SQLite execution planner is stupid and scans Tiles table instead of using short Maps table... doUpdate(c, "CREATE INDEX MapIndex ON Maps(WorldID, MapID, Variant)"); doUpdate(c, "CREATE TABLE SchemaVersion (level INT PRIMARY KEY NOT NULL)"); doUpdate(c, "INSERT INTO SchemaVersion (level) VALUES (3)"); version = 3; // Initializes to current schema } catch (SQLException x) { logSQLException("Error creating tables", x); err = true; return false; } catch (StorageShutdownException x) { err = true; return false; } finally { releaseConnection(c, err); c = null; } } if (version == 1) { // Add ImageLen columns try { Log.info("Updating database schema from version = " + version); c = getConnection(); doUpdate(c, "ALTER TABLE Tiles ADD ImageLen INT"); doUpdate(c, "ALTER TABLE Faces ADD ImageLen INT"); doUpdate(c, "ALTER TABLE MarkerIcons ADD ImageLen INT"); doUpdate(c, "UPDATE SchemaVersion SET level=2"); version = 2; } catch (SQLException x) { logSQLException("Error updating tables to version=2", x); err = true; return false; } catch (StorageShutdownException x) { err = true; return false; } finally { releaseConnection(c, err); c = null; } } if (version == 2) { try { Log.info("Updating database schema from version = " + version); c = getConnection(); // Add index, since SQLite execution planner is stupid and scans Tiles table instead of using short Maps table... doUpdate(c, "CREATE INDEX MapIndex ON Maps(WorldID, MapID, Variant)"); doUpdate(c, "UPDATE SchemaVersion SET level=3"); version = 2; } catch (SQLException x) { logSQLException("Error updating tables to version=3", x); err = true; return false; } catch (StorageShutdownException x) { err = true; return false; } finally { releaseConnection(c, err); c = null; } } Log.info("Schema version = " + version); // Load maps table - cache results doLoadMaps(); return true; } private Connection getConnection() throws SQLException, StorageShutdownException { Connection c = null; if (isShutdown) { throw new StorageShutdownException(); } synchronized (cpool) { long now = System.currentTimeMillis(); while (c == null) { for (int i = 0; i < cpool.length; i++) { // See if available connection if (cpool[i] != null) { // Found one // If in pool too long, close it and move on if ((now - cpoolLastUseTS[i]) > IDLE_TIMEOUT) { try { cpool[i].close(); } catch (SQLException x) {} cpool[i] = null; cpoolCount--; } else { // Else, use the connection c = cpool[i]; cpool[i] = null; cpoolLastUseTS[i] = now; break; } } } if (c == null) { if (cpoolCount < POOLSIZE) { // Still more we can have c = DriverManager.getConnection(connectionString); configureConnection(c); cpoolCount++; } else { try { cpool.wait(); } catch (InterruptedException e) { throw new SQLException("Interruped"); } } } } } return c; } private static Connection configureConnection(Connection conn) throws SQLException { final Statement statement = conn.createStatement(); statement.execute("PRAGMA auto_vacuum = FULL;"); statement.execute("PRAGMA journal_mode = WAL;"); statement.close(); return conn; } private void releaseConnection(Connection c, boolean err) { if (c == null) return; synchronized (cpool) { if (!err) { // Find slot to keep it in pool for (int i = 0; i < POOLSIZE; i++) { if (cpool[i] == null) { cpool[i] = c; cpoolLastUseTS[i] = System.currentTimeMillis(); // Record last use time c = null; // Mark it recovered (no close needed cpool.notifyAll(); break; } } } if (c != null) { // If broken, just toss it try { c.close(); } catch (SQLException x) {} cpoolCount--; // And reduce count cpool.notifyAll(); } } } @Override public MapStorageTile getTile(DynmapWorld world, MapType map, int x, int y, int zoom, ImageVariant var) { return new StorageTile(world, map, x, y, zoom, var); } @Override public MapStorageTile getTile(DynmapWorld world, String uri) { String[] suri = uri.split("/"); if (suri.length < 2) return null; String mname = suri[0]; // Map URI - might include variant MapType mt = null; ImageVariant imgvar = null; // Find matching map type and image variant for (int mti = 0; (mt == null) && (mti < world.maps.size()); mti++) { MapType type = world.maps.get(mti); ImageVariant[] var = type.getVariants(); for (int ivi = 0; (imgvar == null) && (ivi < var.length); ivi++) { if (mname.equals(type.getPrefix() + var[ivi].variantSuffix)) { mt = type; imgvar = var[ivi]; } } } if (mt == null) { // Not found? return null; } // Now, take the last section and parse out coordinates and zoom String fname = suri[suri.length-1]; String[] coord = fname.split("[_\\.]"); if (coord.length < 3) { // 3 or 4 return null; } int zoom = 0; int x, y; try { if (coord[0].charAt(0) == 'z') { zoom = coord[0].length(); x = Integer.parseInt(coord[1]); y = Integer.parseInt(coord[2]); } else { x = Integer.parseInt(coord[0]); y = Integer.parseInt(coord[1]); } return getTile(world, mt, x, y, zoom, imgvar); } catch (NumberFormatException nfx) { return null; } } @Override public void enumMapTiles(DynmapWorld world, MapType map, MapStorageTileEnumCB cb) { List mtlist; if (map != null) { mtlist = Collections.singletonList(map); } else { // Else, add all directories under world directory (for maps) mtlist = new ArrayList(world.maps); } for (MapType mt : mtlist) { ImageVariant[] vars = mt.getVariants(); for (ImageVariant var : vars) { processEnumMapTiles(world, mt, var, cb, null, null); } } } @Override public void enumMapBaseTiles(DynmapWorld world, MapType map, MapStorageBaseTileEnumCB cbBase, MapStorageTileSearchEndCB cbEnd) { List mtlist; if (map != null) { mtlist = Collections.singletonList(map); } else { // Else, add all directories under world directory (for maps) mtlist = new ArrayList(world.maps); } for (MapType mt : mtlist) { ImageVariant[] vars = mt.getVariants(); for (ImageVariant var : vars) { processEnumMapTiles(world, mt, var, null, cbBase, cbEnd); } } } private void processEnumMapTiles(DynmapWorld world, MapType map, ImageVariant var, MapStorageTileEnumCB cb, MapStorageBaseTileEnumCB cbBase, MapStorageTileSearchEndCB cbEnd) { Connection c = null; boolean err = false; Integer mapkey = getMapKey(world, map, var); if (mapkey == null) { if(cbEnd != null) cbEnd.searchEnded(); return; } try { boolean done = false; int offset = 0; int limit = 100; while (!done) { c = getConnection(); // Do inside loop - single threaded sqlite will have issues otherwise.... // Query tiles for given mapkey Statement stmt = c.createStatement(); ResultSet rs = doExecuteQuery(stmt, String.format("SELECT x,y,zoom,Format FROM Tiles WHERE MapID=%d LIMIT %d OFFSET %d;", mapkey, limit, offset)); int cnt = 0; while (rs.next()) { StorageTile st = new StorageTile(world, map, rs.getInt("x"), rs.getInt("y"), rs.getInt("zoom"), var); final MapType.ImageEncoding encoding = MapType.ImageEncoding.fromOrd(rs.getInt("Format")); if(cb != null) cb.tileFound(st, encoding); if(cbBase != null && st.zoom == 0) cbBase.tileFound(st, encoding); st.cleanup(); cnt++; } rs.close(); stmt.close(); if (cnt < limit) done = true; offset += cnt; releaseConnection(c, err); c = null; } if(cbEnd != null) cbEnd.searchEnded(); } catch (SQLException x) { logSQLException("Tile enum error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } } @Override public void purgeMapTiles(DynmapWorld world, MapType map) { List mtlist; if (map != null) { mtlist = Collections.singletonList(map); } else { // Else, add all directories under world directory (for maps) mtlist = new ArrayList(world.maps); } for (MapType mt : mtlist) { ImageVariant[] vars = mt.getVariants(); for (ImageVariant var : vars) { processPurgeMapTiles(world, mt, var); } } } private void processPurgeMapTiles(DynmapWorld world, MapType map, ImageVariant var) { Connection c = null; boolean err = false; Integer mapkey = getMapKey(world, map, var); if (mapkey == null) return; try { c = getConnection(); // Query tiles for given mapkey Statement stmt = c.createStatement(); //stmt.executeUpdate("DELETE FROM Tiles WHERE MapID=" + mapkey + ";"); doExecuteUpdate(stmt, "DELETE FROM Tiles WHERE MapID=" + mapkey + ";"); stmt.close(); } catch (SQLException x) { logSQLException("Tile purge error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } } @Override public boolean setPlayerFaceImage(String playername, FaceType facetype, BufferOutputStream encImage) { Connection c = null; boolean err = false; boolean exists = hasPlayerFaceImage(playername, facetype); // If delete, and doesn't exist, quit if ((encImage == null) && (!exists)) return false; try { c = getConnection(); PreparedStatement stmt; if (encImage == null) { // If delete stmt = c.prepareStatement("DELETE FROM Faces WHERE PlayerName=? AND TypeIDx=?;"); stmt.setString(1, playername); stmt.setInt(2, facetype.typeID); } else if (exists) { stmt = c.prepareStatement("UPDATE Faces SET Image=?,ImageLen=? WHERE PlayerName=? AND TypeID=?;"); stmt.setBytes(1, encImage.buf); stmt.setInt(2, encImage.len); stmt.setString(3, playername); stmt.setInt(4, facetype.typeID); } else { stmt = c.prepareStatement("INSERT INTO Faces (PlayerName,TypeID,Image,ImageLen) VALUES (?,?,?,?);"); stmt.setString(1, playername); stmt.setInt(2, facetype.typeID); stmt.setBytes(3, encImage.buf); stmt.setInt(4, encImage.len); } //stmt.executeUpdate(); doExecuteUpdate(stmt); stmt.close(); } catch (SQLException x) { logSQLException("Face write error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return !err; } @Override public BufferInputStream getPlayerFaceImage(String playername, FaceType facetype) { Connection c = null; boolean err = false; BufferInputStream image = null; try { c = getConnection(); PreparedStatement stmt = c.prepareStatement("SELECT Image,ImageLen FROM Faces WHERE PlayerName=? AND TypeID=?;"); stmt.setString(1, playername); stmt.setInt(2, facetype.typeID); //ResultSet rs = stmt.executeQuery(); ResultSet rs = doExecuteQuery(stmt); if (rs.next()) { byte[] img = rs.getBytes("Image"); int len = rs.getInt("imageLen"); if (len <= 0) { len = img.length; // Trim trailing zeros from padding by BLOB field while((len > 0) && (img[len-1] == '\0')) len--; } image = new BufferInputStream(img, len); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Face read error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return image; } @Override public boolean hasPlayerFaceImage(String playername, FaceType facetype) { Connection c = null; boolean err = false; boolean exists = false; try { c = getConnection(); PreparedStatement stmt = c.prepareStatement("SELECT TypeID FROM Faces WHERE PlayerName=? AND TypeID=?;"); stmt.setString(1, playername); stmt.setInt(2, facetype.typeID); //ResultSet rs = stmt.executeQuery(); ResultSet rs = doExecuteQuery(stmt); if (rs.next()) { exists = true; } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Face exists error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return exists; } @Override public boolean setMarkerImage(String markerid, BufferOutputStream encImage) { Connection c = null; boolean err = false; PreparedStatement stmt = null; ResultSet rs = null; try { c = getConnection(); boolean exists = false; stmt = c.prepareStatement("SELECT IconName FROM MarkerIcons WHERE IconName=?;"); stmt.setString(1, markerid); rs = doExecuteQuery(stmt); if (rs.next()) { exists = true; } rs.close(); rs = null; stmt.close(); stmt = null; if (encImage == null) { // If delete // If delete, and doesn't exist, quit if (!exists) return false; stmt = c.prepareStatement("DELETE FROM MarkerIcons WHERE IconName=?;"); stmt.setString(1, markerid); //stmt.executeUpdate(); doExecuteUpdate(stmt); } else if (exists) { stmt = c.prepareStatement("UPDATE MarkerIcons SET Image=?,ImageLen=? WHERE IconName=?;"); stmt.setBytes(1, encImage.buf); stmt.setInt(2, encImage.len); stmt.setString(3, markerid); } else { stmt = c.prepareStatement("INSERT INTO MarkerIcons (IconName,Image,ImageLen) VALUES (?,?,?);"); stmt.setString(1, markerid); stmt.setBytes(2, encImage.buf); stmt.setInt(3, encImage.len); } doExecuteUpdate(stmt); stmt.close(); stmt = null; } catch (SQLException x) { logSQLException("Marker write error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { if (rs != null) { try { rs.close(); } catch (SQLException sx) {} } if (stmt != null) { try { stmt.close(); } catch (SQLException sx) {} } releaseConnection(c, err); } return !err; } @Override public BufferInputStream getMarkerImage(String markerid) { Connection c = null; boolean err = false; BufferInputStream image = null; try { c = getConnection(); PreparedStatement stmt = c.prepareStatement("SELECT Image,ImageLen FROM MarkerIcons WHERE IconName=?;"); stmt.setString(1, markerid); //ResultSet rs = stmt.executeQuery(); ResultSet rs = doExecuteQuery(stmt); if (rs.next()) { byte[] img = rs.getBytes("Image"); int len = rs.getInt("ImageLen"); if (len <= 0) { len = img.length; // Trim trailing zeros from padding by BLOB field while((len > 0) && (img[len-1] == '\0')) len--; } image = new BufferInputStream(img); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Marker read error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return image; } @Override public boolean setMarkerFile(String world, String content) { Connection c = null; boolean err = false; PreparedStatement stmt = null; ResultSet rs = null; try { c = getConnection(); boolean exists = false; stmt = c.prepareStatement("SELECT FileName FROM MarkerFiles WHERE FileName=?;"); stmt.setString(1, world); rs = doExecuteQuery(stmt); if (rs.next()) { exists = true; } rs.close(); rs = null; stmt.close(); stmt = null; if (content == null) { // If delete // If delete, and doesn't exist, quit if (!exists) return false; stmt = c.prepareStatement("DELETE FROM MarkerFiles WHERE FileName=?;"); stmt.setString(1, world); doExecuteUpdate(stmt); } else if (exists) { stmt = c.prepareStatement("UPDATE MarkerFiles SET Content=? WHERE FileName=?;"); stmt.setBytes(1, content.getBytes(UTF8)); stmt.setString(2, world); } else { stmt = c.prepareStatement("INSERT INTO MarkerFiles (FileName,Content) VALUES (?,?);"); stmt.setString(1, world); stmt.setBytes(2, content.getBytes(UTF8)); } //stmt.executeUpdate(); doExecuteUpdate(stmt); } catch (SQLException x) { logSQLException("Marker file write error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { if (rs != null) { try { rs.close(); } catch (SQLException sx) {} } if (stmt != null) { try { stmt.close(); } catch (SQLException sx) {} } releaseConnection(c, err); } return !err; } @Override public String getMarkerFile(String world) { Connection c = null; boolean err = false; String content = null; try { c = getConnection(); PreparedStatement stmt = c.prepareStatement("SELECT Content FROM MarkerFiles WHERE FileName=?;"); stmt.setString(1, world); //ResultSet rs = stmt.executeQuery(); ResultSet rs = doExecuteQuery(stmt); if (rs.next()) { byte[] img = rs.getBytes("Content"); content = new String(img, UTF8); } rs.close(); stmt.close(); } catch (SQLException x) { logSQLException("Marker file read error", x); err = true; } catch (StorageShutdownException x) { err = true; } finally { releaseConnection(c, err); } return content; } @Override // External web server only public String getMarkersURI(boolean login_enabled) { return "standalone/SQLite_markers.php?marker="; } @Override // External web server only public String getTilesURI(boolean login_enabled) { return "standalone/SQLite_tiles.php?tile="; } @Override public void addPaths(StringBuilder sb, DynmapCore core) { sb.append("$dbfile = \'"); sb.append(WebAuthManager.esc(databaseFile)); sb.append("\';\n"); // Need to call base to add webpath super.addPaths(sb, core); } private ResultSet doExecuteQuery(PreparedStatement statement) throws SQLException { while (true) { try { return statement.executeQuery(); } catch (SQLException x) { if (!x.getMessage().contains("[SQLITE_BUSY]")) { throw x; } } } } private ResultSet doExecuteQuery(Statement statement, String sql) throws SQLException { while (true) { try { return statement.executeQuery(sql); } catch (SQLException x) { if (!x.getMessage().contains("[SQLITE_BUSY]")) { throw x; } } } } private int doExecuteUpdate(PreparedStatement statement) throws SQLException { while (true) { try { return statement.executeUpdate(); } catch (SQLException x) { if (!x.getMessage().contains("[SQLITE_BUSY]")) { throw x; } } } } private int doExecuteUpdate(Statement statement, String sql) throws SQLException { while (true) { try { return statement.executeUpdate(sql); } catch (SQLException x) { if (!x.getMessage().contains("[SQLITE_BUSY]")) { throw x; } } } } public void logSQLException(String opmsg, SQLException x) { // Ignore interrupted if (x.getMessage().equals("Interrupted")) return; super.logSQLException(opmsg, x); } }