mirror of
https://github.com/BlueMap-Minecraft/BlueMap.git
synced 2024-09-27 14:52:57 +02:00
127 lines
4.5 KiB
Java
127 lines
4.5 KiB
Java
|
package de.bluecolored.bluemap.core.storage.sql;
|
||
|
|
||
|
import com.flowpowered.math.vector.Vector2i;
|
||
|
import de.bluecolored.bluemap.core.storage.CompressedInputStream;
|
||
|
import de.bluecolored.bluemap.core.storage.Compression;
|
||
|
import de.bluecolored.bluemap.core.storage.sql.dialect.PostgresDialect;
|
||
|
import de.bluecolored.bluemap.core.util.WrappedOutputStream;
|
||
|
|
||
|
import java.io.*;
|
||
|
import java.net.MalformedURLException;
|
||
|
import java.sql.PreparedStatement;
|
||
|
import java.sql.ResultSet;
|
||
|
import java.sql.SQLException;
|
||
|
import java.util.Optional;
|
||
|
|
||
|
public class PostgreSQLStorage extends SQLStorage {
|
||
|
|
||
|
public PostgreSQLStorage(SQLStorageSettings config) throws MalformedURLException, SQLDriverException {
|
||
|
super(PostgresDialect.INSTANCE, config);
|
||
|
}
|
||
|
|
||
|
@Override
|
||
|
public OutputStream writeMapTile(String mapId, int lod, Vector2i tile) throws IOException {
|
||
|
Compression compression = lod == 0 ? this.hiresCompression : Compression.NONE;
|
||
|
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
|
||
|
return new WrappedOutputStream(compression.compress(byteOut), () -> {
|
||
|
int mapFK = getMapFK(mapId);
|
||
|
int tileCompressionFK = getMapTileCompressionFK(compression);
|
||
|
|
||
|
recoveringConnection(connection -> {
|
||
|
byte[] byteData = byteOut.toByteArray();
|
||
|
ByteArrayInputStream inputStream = new ByteArrayInputStream(byteData);
|
||
|
|
||
|
PreparedStatement statement = connection.prepareStatement(this.dialect.writeMapTile());
|
||
|
statement.setInt(1, mapFK);
|
||
|
statement.setInt(2, lod);
|
||
|
statement.setInt(3, tile.getX());
|
||
|
statement.setInt(4, tile.getY());
|
||
|
statement.setInt(5, tileCompressionFK);
|
||
|
statement.setBinaryStream(6, inputStream);
|
||
|
|
||
|
statement.executeUpdate();
|
||
|
}, 2);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
@Override
|
||
|
public OutputStream writeMeta(String mapId, String name) {
|
||
|
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
|
||
|
return new WrappedOutputStream(byteOut, () -> {
|
||
|
int mapFK = getMapFK(mapId);
|
||
|
recoveringConnection(connection -> {
|
||
|
byte[] byteData = byteOut.toByteArray();
|
||
|
ByteArrayInputStream inputStream = new ByteArrayInputStream(byteData);
|
||
|
|
||
|
PreparedStatement statement = connection.prepareStatement(this.dialect.writeMeta());
|
||
|
statement.setInt(1, mapFK);
|
||
|
statement.setString(2, name);
|
||
|
statement.setBinaryStream(3, inputStream);
|
||
|
|
||
|
statement.executeUpdate();
|
||
|
}, 2);
|
||
|
});
|
||
|
}
|
||
|
|
||
|
@Override
|
||
|
public Optional<CompressedInputStream> readMapTile(String mapId, int lod, Vector2i tile) throws IOException {
|
||
|
Compression compression = lod == 0 ? this.hiresCompression : Compression.NONE;
|
||
|
|
||
|
try {
|
||
|
byte[] data = recoveringConnection(connection -> {
|
||
|
ResultSet result = executeQuery(connection,
|
||
|
this.dialect.readMapTile(),
|
||
|
mapId,
|
||
|
lod,
|
||
|
tile.getX(),
|
||
|
tile.getY(),
|
||
|
compression.getTypeId()
|
||
|
);
|
||
|
|
||
|
if (result.next()) {
|
||
|
return result.getBytes(1);
|
||
|
} else {
|
||
|
return null;
|
||
|
}
|
||
|
}, 2);
|
||
|
|
||
|
if (data == null) {
|
||
|
return Optional.empty();
|
||
|
}
|
||
|
|
||
|
InputStream inputStream = new ByteArrayInputStream(data);
|
||
|
return Optional.of(new CompressedInputStream(inputStream, compression));
|
||
|
} catch (SQLException ex) {
|
||
|
throw new IOException(ex);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
@Override
|
||
|
public Optional<InputStream> readMeta(String mapId, String name) throws IOException {
|
||
|
try {
|
||
|
byte[] data = recoveringConnection(connection -> {
|
||
|
ResultSet result = executeQuery(connection,
|
||
|
this.dialect.readMeta(),
|
||
|
mapId,
|
||
|
escapeMetaName(name)
|
||
|
);
|
||
|
if (result.next()) {
|
||
|
return result.getBytes(1);
|
||
|
} else {
|
||
|
return null;
|
||
|
}
|
||
|
}, 2);
|
||
|
|
||
|
if (data == null) {
|
||
|
return Optional.empty();
|
||
|
}
|
||
|
|
||
|
InputStream inputStream = new ByteArrayInputStream(data);
|
||
|
return Optional.of(inputStream);
|
||
|
} catch (SQLException ex) {
|
||
|
throw new IOException(ex);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|