content: package de.mpg.mpi_inf.ambiversenlu.nlu.entitylinking.util;
  
  import java.io.InputStream;
  import java.io.Reader;
  import java.math.BigDecimal;
  import java.net.URL;
  import java.sql.*;
  import java.util.Calendar;
  
  /**
   *  Wrapper around a PreparedStatement that automatically executes
   *  after a certain number of batches have been added.
   */
  public class AutoExecutingPreparedStatement implements PreparedStatement {
  
    private PreparedStatement stmt_;
  
    private int count_;
  
    private int batchSize_;
  
    public AutoExecutingPreparedStatement(PreparedStatement stmt, int batchSize) {
      stmt_ = stmt;
      batchSize_ = batchSize;
    }
  
    @Override public ResultSet executeQuery(String sql) throws SQLException {
      return stmt_.executeQuery(sql);
    }
  
    @Override public int executeUpdate(String sql) throws SQLException {
      return stmt_.executeUpdate(sql);
    }
  
    @Override public void close() throws SQLException {
      stmt_.close();
    }
  
    @Override public int getMaxFieldSize() throws SQLException {
      return stmt_.getMaxFieldSize();
    }
  
    @Override public void setMaxFieldSize(int max) throws SQLException {
      stmt_.setMaxFieldSize(max);
    }
  
    @Override public int getMaxRows() throws SQLException {
      return stmt_.getMaxRows();
    }
  
    @Override public void setMaxRows(int max) throws SQLException {
      stmt_.setMaxRows(max);
    }
  
    @Override public void setEscapeProcessing(boolean enable) throws SQLException {
      stmt_.setEscapeProcessing(enable);
    }
  
    @Override public int getQueryTimeout() throws SQLException {
      return stmt_.getQueryTimeout();
    }
  
    @Override public void setQueryTimeout(int seconds) throws SQLException {
      stmt_.setQueryTimeout(seconds);
    }
  
    @Override public void cancel() throws SQLException {
      stmt_.cancel();
    }
  
    @Override public SQLWarning getWarnings() throws SQLException {
      return stmt_.getWarnings();
    }
  
    @Override public void clearWarnings() throws SQLException {
      stmt_.clearWarnings();
    }
  
    @Override public void setCursorName(String name) throws SQLException {
      stmt_.setCursorName(name);
    }
  
    @Override public boolean execute(String sql) throws SQLException {
      return stmt_.execute(sql);
    }
  
    @Override public ResultSet getResultSet() throws SQLException {
      return stmt_.getResultSet();
    }
  
    @Override public int getUpdateCount() throws SQLException {
      return stmt_.getUpdateCount();
    }
  
    @Override public boolean getMoreResults() throws SQLException {
      return stmt_.getMoreResults();
    }
  
    @Override public void setFetchDirection(int direction) throws SQLException {
      stmt_.setFetchDirection(direction);
    }
  
    @Override public int getFetchDirection() throws SQLException {
      return stmt_.getFetchDirection();
    }
  
    @Override public void setFetchSize(int rows) throws SQLException {
      stmt_.setFetchSize(rows);
    }
  
    @Override public int getFetchSize() throws SQLException {
      return stmt_.getFetchSize();
    }
  
    @Override public int getResultSetConcurrency() throws SQLException {
      return stmt_.getResultSetConcurrency();
    }
  
    @Override public int getResultSetType() throws SQLException {
      return stmt_.getResultSetType();
    }
  
    @Override public void addBatch(String sql) throws SQLException {
      stmt_.addBatch(sql);
      ++count_;
      if (count_ >= batchSize_) {
        stmt_.executeBatch();
        count_ = 0;
      }
    }
  
    @Override public void clearBatch() throws SQLException {
      stmt_.clearBatch();
    }
  
    @Override public int[] executeBatch() throws SQLException {
      return stmt_.executeBatch();
    }
  
    @Override public Connection getConnection() throws SQLException {
      return stmt_.getConnection();
    }
  
    @Override public boolean getMoreResults(int current) throws SQLException {
      return stmt_.getMoreResults(current);
    }
  
    @Override public ResultSet getGeneratedKeys() throws SQLException {
      return stmt_.getGeneratedKeys();
    }
  
    @Override public int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException {
      return stmt_.executeUpdate(sql, autoGeneratedKeys);
    }
  
    @Override public int executeUpdate(String sql, int[] columnIndexes) throws SQLException {
      return stmt_.executeUpdate(sql, columnIndexes);
    }
  
    @Override public int executeUpdate(String sql, String[] columnNames) throws SQLException {
      return stmt_.executeUpdate(sql, columnNames);
    }
  
    @Override public boolean execute(String sql, int autoGeneratedKeys) throws SQLException {
      return stmt_.execute(sql, autoGeneratedKeys);
    }
  
    @Override public boolean execute(String sql, int[] columnIndexes) throws SQLException {
      return stmt_.execute(sql, columnIndexes);
    }
  
    @Override public boolean execute(String sql, String[] columnNames) throws SQLException {
      return stmt_.execute(sql, columnNames);
    }
  
    @Override public int getResultSetHoldability() throws SQLException {
      return stmt_.getResultSetHoldability();
    }
  
    @Override public boolean isClosed() throws SQLException {
      return stmt_.isClosed();
    }
  
    @Override public void setPoolable(boolean poolable) throws SQLException {
      stmt_.setPoolable(poolable);
    }
  
    @Override public boolean isPoolable() throws SQLException {
      return stmt_.isPoolable();
    }
  
    @Override public void closeOnCompletion() throws SQLException {
      stmt_.closeOnCompletion();
    }
  
    @Override public boolean isCloseOnCompletion() throws SQLException {
      return stmt_.isCloseOnCompletion();
    }
  
    @Override public <T> T unwrap(Class<T> iface) throws SQLException {
      return stmt_.unwrap(iface);
    }
  
    @Override public boolean isWrapperFor(Class<?> iface) throws SQLException {
      return stmt_.isWrapperFor(iface);
    }
  
    @Override public ResultSet executeQuery() throws SQLException {
      return stmt_.executeQuery();
    }
  
    @Override public int executeUpdate() throws SQLException {
      return stmt_.executeUpdate();
    }
  
    @Override public void setNull(int parameterIndex, int sqlType) throws SQLException {
      stmt_.setNull(parameterIndex, sqlType);
    }
  
    @Override public void setBoolean(int parameterIndex, boolean x) throws SQLException {
      stmt_.setBoolean(parameterIndex, x);
    }
  
    @Override public void setByte(int parameterIndex, byte x) throws SQLException {
      stmt_.setByte(parameterIndex, x);
    }
  
    @Override public void setShort(int parameterIndex, short x) throws SQLException {
      stmt_.setShort(parameterIndex, x);
    }
  
    @Override public void setInt(int parameterIndex, int x) throws SQLException {
      stmt_.setInt(parameterIndex, x);
    }
  
    @Override public void setLong(int parameterIndex, long x) throws SQLException {
      stmt_.setLong(parameterIndex, x);
    }
  
    @Override public void setFloat(int parameterIndex, float x) throws SQLException {
      stmt_.setFloat(parameterIndex, x);
    }
  
    @Override public void setDouble(int parameterIndex, double x) throws SQLException {
      stmt_.setDouble(parameterIndex, x);
    }
  
    @Override public void setBigDecimal(int parameterIndex, BigDecimal x) throws SQLException {
      stmt_.setBigDecimal(parameterIndex, x);
    }
  
    @Override public void setString(int parameterIndex, String x) throws SQLException {
      stmt_.setString(parameterIndex, x);
    }
  
    @Override public void setBytes(int parameterIndex, byte[] x) throws SQLException {
      stmt_.setBytes(parameterIndex, x);
    }
  
    @Override public void setDate(int parameterIndex, Date x) throws SQLException {
      stmt_.setDate(parameterIndex, x);
    }
  
    @Override public void setTime(int parameterIndex, Time x) throws SQLException {
      stmt_.setTime(parameterIndex, x);
    }
  
    @Override public void setTimestamp(int parameterIndex, Timestamp x) throws SQLException {
      stmt_.setTimestamp(parameterIndex, x);
    }
  
    @Override public void setAsciiStream(int parameterIndex, InputStream x, int length) throws SQLException {
      stmt_.setAsciiStream(parameterIndex, x, length);
    }
  
    @SuppressWarnings("deprecation") @Override public void setUnicodeStream(int parameterIndex, InputStream x, int length) throws SQLException {
      stmt_.setUnicodeStream(parameterIndex, x, length);
    }
  
    @Override public void setBinaryStream(int parameterIndex, InputStream x, int length) throws SQLException {
      stmt_.setBinaryStream(parameterIndex, x, length);
    }
  
    @Override public void clearParameters() throws SQLException {
      stmt_.clearParameters();
    }
  
    @Override public void setObject(int parameterIndex, Object x, int targetSqlType) throws SQLException {
      stmt_.setObject(parameterIndex, x, targetSqlType);
    }
  
    @Override public void setObject(int parameterIndex, Object x) throws SQLException {
      stmt_.setObject(parameterIndex, x);
    }
  
    @Override public boolean execute() throws SQLException {
      return stmt_.execute();
    }
  
    @Override public void addBatch() throws SQLException {
      stmt_.addBatch();
      ++count_;
      if (count_ >= batchSize_) {
        stmt_.executeBatch();
        count_ = 0;
      }
    }
  
    @Override public void setCharacterStream(int parameterIndex, Reader reader, int length) throws SQLException {
      stmt_.setCharacterStream(parameterIndex, reader, length);
    }
  
    @Override public void setRef(int parameterIndex, Ref x) throws SQLException {
      stmt_.setRef(parameterIndex, x);
    }
  
    @Override public void setBlob(int parameterIndex, Blob x) throws SQLException {
      stmt_.setBlob(parameterIndex, x);
    }
  
    @Override public void setClob(int parameterIndex, Clob x) throws SQLException {
      stmt_.setClob(parameterIndex, x);
    }
  
    @Override public void setArray(int parameterIndex, Array x) throws SQLException {
      stmt_.setArray(parameterIndex, x);
    }
  
    @Override public ResultSetMetaData getMetaData() throws SQLException {
      return stmt_.getMetaData();
    }
  
    @Override public void setDate(int parameterIndex, Date x, Calendar cal) throws SQLException {
      stmt_.setDate(parameterIndex, x, cal);
    }
  
    @Override public void setTime(int parameterIndex, Time x, Calendar cal) throws SQLException {
      stmt_.setTime(parameterIndex, x, cal);
    }
  
    @Override public void setTimestamp(int parameterIndex, Timestamp x, Calendar cal) throws SQLException {
      stmt_.setTimestamp(parameterIndex, x, cal);
    }
  
    @Override public void setNull(int parameterIndex, int sqlType, String typeName) throws SQLException {
      stmt_.setNull(parameterIndex, sqlType, typeName);
    }
  
    @Override public void setURL(int parameterIndex, URL x) throws SQLException {
      stmt_.setURL(parameterIndex, x);
    }
  
    @Override public ParameterMetaData getParameterMetaData() throws SQLException {
      return stmt_.getParameterMetaData();
    }
  
    @Override public void setRowId(int parameterIndex, RowId x) throws SQLException {
      stmt_.setRowId(parameterIndex, x);
    }
  
    @Override public void setNString(int parameterIndex, String value) throws SQLException {
      stmt_.setNString(parameterIndex, value);
    }
  
    @Override public void setNCharacterStream(int parameterIndex, Reader value, long length) throws SQLException {
      stmt_.setNCharacterStream(parameterIndex, value, length);
    }
  
    @Override public void setNClob(int parameterIndex, NClob value) throws SQLException {
      stmt_.setNClob(parameterIndex, value);
    }
  
    @Override public void setClob(int parameterIndex, Reader reader, long length) throws SQLException {
      stmt_.setClob(parameterIndex, reader, length);
    }
  
    @Override public void setBlob(int parameterIndex, InputStream inputStream, long length) throws SQLException {
      stmt_.setBlob(parameterIndex, inputStream, length);
    }
  
    @Override public void setNClob(int parameterIndex, Reader reader, long length) throws SQLException {
      stmt_.setNClob(parameterIndex, reader, length);
    }
  
    @Override public void setSQLXML(int parameterIndex, SQLXML xmlObject) throws SQLException {
      stmt_.setSQLXML(parameterIndex, xmlObject);
    }
  
    @Override public void setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength) throws SQLException {
      stmt_.setObject(parameterIndex, x, targetSqlType, scaleOrLength);
    }
  
    @Override public void setAsciiStream(int parameterIndex, InputStream x, long length) throws SQLException {
      stmt_.setAsciiStream(parameterIndex, x, length);
    }
  
    @Override public void setBinaryStream(int parameterIndex, InputStream x, long length) throws SQLException {
      stmt_.setBinaryStream(parameterIndex, x, length);
    }
  
    @Override public void setCharacterStream(int parameterIndex, Reader reader, long length) throws SQLException {
      stmt_.setCharacterStream(parameterIndex, reader, length);
    }
  
    @Override public void setAsciiStream(int parameterIndex, InputStream x) throws SQLException {
      stmt_.setAsciiStream(parameterIndex, x);
    }
  
    @Override public void setBinaryStream(int parameterIndex, InputStream x) throws SQLException {
      stmt_.setBinaryStream(parameterIndex, x);
    }
  
    @Override public void setCharacterStream(int parameterIndex, Reader reader) throws SQLException {
      stmt_.setCharacterStream(parameterIndex, reader);
    }
  
    @Override public void setNCharacterStream(int parameterIndex, Reader value) throws SQLException {
      stmt_.setNCharacterStream(parameterIndex, value);
    }
  
    @Override public void setClob(int parameterIndex, Reader reader) throws SQLException {
      stmt_.setClob(parameterIndex, reader);
    }
  
    @Override public void setBlob(int parameterIndex, InputStream inputStream) throws SQLException {
      stmt_.setBlob(parameterIndex, inputStream);
    }
  
    @Override public void setNClob(int parameterIndex, Reader reader) throws SQLException {
      stmt_.setNClob(parameterIndex, reader);
    }
  
  }
  