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org.sqlite.jdbc4.JDBC4ResultSet Maven / Gradle / Ivy

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package org.sqlite.jdbc4;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.StringReader;
import java.io.UnsupportedEncodingException;
import java.io.Writer;
import java.math.BigDecimal;
import java.net.URL;
import java.sql.Array;
import java.sql.Blob;
import java.sql.Clob;
import java.sql.Date;
import java.sql.NClob;
import java.sql.Ref;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.RowId;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.sql.SQLXML;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.Map;

import org.sqlite.core.CoreStatement;
import org.sqlite.jdbc3.JDBC3ResultSet;

public class JDBC4ResultSet extends JDBC3ResultSet implements ResultSet, ResultSetMetaData {
	
    public JDBC4ResultSet(CoreStatement stmt) {
        super(stmt);
    }

    @Override
    public void close() throws SQLException {
        final boolean wasOpen = isOpen(); // prevent close() recursion
        super.close();
        // close-on-completion regardless of closeStmt
        if ( wasOpen && stmt instanceof JDBC4Statement ) {
            JDBC4Statement stat = (JDBC4Statement) stmt;
            // check if its not closed already in which case no-op
            if (stat.closeOnCompletion && ! stat.isClosed()) {
                stat.close();
            }
        }
    }

    // JDBC 4
    public  T unwrap(Class iface) throws ClassCastException {
        return iface.cast(this);
    }

    public boolean isWrapperFor(Class iface) {
        return iface.isInstance(this);
    }

    public RowId getRowId(int columnIndex) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public RowId getRowId(String columnLabel) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateRowId(int columnIndex, RowId x) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateRowId(String columnLabel, RowId x) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public int getHoldability() throws SQLException {
        // TODO Auto-generated method stub
        return 0;
    }

    public boolean isClosed() throws SQLException {
        return !isOpen();
    }

    public void updateNString(int columnIndex, String nString)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNString(String columnLabel, String nString)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(int columnIndex, NClob nClob) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(String columnLabel, NClob nClob)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public NClob getNClob(int columnIndex) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public NClob getNClob(String columnLabel) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public SQLXML getSQLXML(int columnIndex) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public SQLXML getSQLXML(String columnLabel) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateSQLXML(int columnIndex, SQLXML xmlObject)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateSQLXML(String columnLabel, SQLXML xmlObject)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public String getNString(int columnIndex) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public String getNString(String columnLabel) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public Reader getNCharacterStream(int col) throws SQLException { 
    	String data = getString(col);
    	return getNCharacterStreamInternal(data); 
    }
    
	private Reader getNCharacterStreamInternal(String data) {
		if (data == null) {
    		return null;
    	}
		Reader reader = new StringReader(data);
		return reader;
	}

    public Reader getNCharacterStream(String col) throws SQLException { 
    	String data = getString(col);
    	return getNCharacterStreamInternal(data); 
    }

    public void updateNCharacterStream(int columnIndex, Reader x, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNCharacterStream(String columnLabel, Reader reader,
            long length) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateAsciiStream(int columnIndex, InputStream x, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBinaryStream(int columnIndex, InputStream x, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateCharacterStream(int columnIndex, Reader x, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateAsciiStream(String columnLabel, InputStream x, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBinaryStream(String columnLabel, InputStream x,
            long length) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateCharacterStream(String columnLabel, Reader reader,
            long length) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBlob(int columnIndex, InputStream inputStream, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBlob(String columnLabel, InputStream inputStream,
            long length) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateClob(int columnIndex, Reader reader, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateClob(String columnLabel, Reader reader, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(int columnIndex, Reader reader, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(String columnLabel, Reader reader, long length)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNCharacterStream(int columnIndex, Reader x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNCharacterStream(String columnLabel, Reader reader)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateAsciiStream(int columnIndex, InputStream x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBinaryStream(int columnIndex, InputStream x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateCharacterStream(int columnIndex, Reader x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateAsciiStream(String columnLabel, InputStream x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBinaryStream(String columnLabel, InputStream x)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateCharacterStream(String columnLabel, Reader reader)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBlob(int columnIndex, InputStream inputStream)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateBlob(String columnLabel, InputStream inputStream)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateClob(int columnIndex, Reader reader) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateClob(String columnLabel, Reader reader)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(int columnIndex, Reader reader) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    public void updateNClob(String columnLabel, Reader reader)
            throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }
    public  T getObject(int columnIndex, Class type) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }
    public  T getObject(String columnLabel, Class type) throws SQLException {
        // TODO Support this
        throw new SQLFeatureNotSupportedException();
    }

    protected SQLException unused() {
        return new SQLFeatureNotSupportedException();
    }


    // ResultSet ////////////////////////////////////////////////////

    public Array getArray(int i)
        throws SQLException { throw unused(); }
    public Array getArray(String col)
        throws SQLException { throw unused(); }
    
    public InputStream getAsciiStream(int col) throws SQLException { 
    	String data = getString(col);
    	return getAsciiStreamInternal(data); 
    }

    public InputStream getAsciiStream(String col) throws SQLException { 
    	String data = getString(col);
    	return getAsciiStreamInternal(data); 
    }
    
	private InputStream getAsciiStreamInternal(String data) {
		if (data == null) {
    		return null;
    	}
		InputStream inputStream;
		try {
			inputStream = new ByteArrayInputStream(data.getBytes("ASCII"));
		} catch (UnsupportedEncodingException e) {
			return null;
		}
		return inputStream;
	}
    
	@Deprecated
    public BigDecimal getBigDecimal(int col, int s)
        throws SQLException { throw unused(); }
	@Deprecated
    public BigDecimal getBigDecimal(String col, int s)
        throws SQLException { throw unused(); }
    public Blob getBlob(int col)
        throws SQLException { throw unused(); }
    public Blob getBlob(String col)
        throws SQLException { throw unused(); }
    
    public Clob getClob(int col) throws SQLException { 
    	return new SqliteClob(getString(col)); 
    }
    
    public Clob getClob(String col) throws SQLException {
    	return new SqliteClob(getString(col)); 
    }
    
    @SuppressWarnings("rawtypes")
    public Object getObject(int col, Map map)
        throws SQLException { throw unused(); }
    @SuppressWarnings("rawtypes")
    public Object getObject(String col, Map map)
        throws SQLException { throw unused(); }
    public Ref getRef(int i)
        throws SQLException { throw unused(); }
    public Ref getRef(String col)
        throws SQLException { throw unused(); }

    public InputStream getUnicodeStream(int col) throws SQLException { 
    	return getAsciiStream(col); 
    }
    
    public InputStream getUnicodeStream(String col) throws SQLException { 
    	return getAsciiStream(col); 
    }
    
    public URL getURL(int col)
        throws SQLException { throw unused(); }
    public URL getURL(String col)
        throws SQLException { throw unused(); }

    public void insertRow() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public void moveToCurrentRow() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public void moveToInsertRow() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public boolean last() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public boolean previous() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public boolean relative(int rows) throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public boolean absolute(int row) throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public void afterLast() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public void beforeFirst() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }
    public boolean first() throws SQLException {
        throw new SQLException("ResultSet is TYPE_FORWARD_ONLY"); }

    public void cancelRowUpdates()
        throws SQLException { throw unused(); }
    public void deleteRow()
        throws SQLException { throw unused(); }

    public void updateArray(int col, Array x)
        throws SQLException { throw unused(); }
    public void updateArray(String col, Array x)
        throws SQLException { throw unused(); }
    public void updateAsciiStream(int col, InputStream x, int l)
        throws SQLException { throw unused(); }
    public void updateAsciiStream(String col, InputStream x, int l)
        throws SQLException { throw unused(); }
    public void updateBigDecimal(int col, BigDecimal x)
        throws SQLException { throw unused(); }
    public void updateBigDecimal(String col, BigDecimal x)
        throws SQLException { throw unused(); }
    public void updateBinaryStream(int c, InputStream x, int l)
        throws SQLException { throw unused(); }
    public void updateBinaryStream(String c, InputStream x, int l)
        throws SQLException { throw unused(); }
    public void updateBlob(int col, Blob x)
        throws SQLException { throw unused(); }
    public void updateBlob(String col, Blob x)
        throws SQLException { throw unused(); }
    public void updateBoolean(int col, boolean x)
        throws SQLException { throw unused(); }
    public void updateBoolean(String col, boolean x)
        throws SQLException { throw unused(); }
    public void updateByte(int col, byte x)
        throws SQLException { throw unused(); }
    public void updateByte(String col, byte x)
        throws SQLException { throw unused(); }
    public void updateBytes(int col, byte[] x)
        throws SQLException { throw unused(); }
    public void updateBytes(String col, byte[] x)
        throws SQLException { throw unused(); }
    public void updateCharacterStream(int c, Reader x, int l)
        throws SQLException { throw unused(); }
    public void updateCharacterStream(String c, Reader r, int l)
        throws SQLException { throw unused(); }
    public void updateClob(int col, Clob x)
        throws SQLException { throw unused(); }
    public void updateClob(String col, Clob x)
        throws SQLException { throw unused(); }
    public void updateDate(int col, Date x)
        throws SQLException { throw unused(); }
    public void updateDate(String col, Date x)
        throws SQLException { throw unused(); }
    public void updateDouble(int col, double x)
        throws SQLException { throw unused(); }
    public void updateDouble(String col, double x)
        throws SQLException { throw unused(); }
    public void updateFloat(int col, float x)
        throws SQLException { throw unused(); }
    public void updateFloat(String col, float x)
        throws SQLException { throw unused(); }
    public void updateInt(int col, int x)
        throws SQLException { throw unused(); }
    public void updateInt(String col, int x)
        throws SQLException { throw unused(); }
    public void updateLong(int col, long x)
        throws SQLException { throw unused(); }
    public void updateLong(String col, long x)
        throws SQLException { throw unused(); }
    public void updateNull(int col)
        throws SQLException { throw unused(); }
    public void updateNull(String col)
        throws SQLException { throw unused(); }
    public void updateObject(int c, Object x)
        throws SQLException { throw unused(); }
    public void updateObject(int c, Object x, int s)
        throws SQLException { throw unused(); }
    public void updateObject(String col, Object x)
        throws SQLException { throw unused(); }
    public void updateObject(String c, Object x, int s)
        throws SQLException { throw unused(); }
    public void updateRef(int col, Ref x)
        throws SQLException { throw unused(); }
    public void updateRef(String c, Ref x)
        throws SQLException { throw unused(); }
    public void updateRow()
        throws SQLException { throw unused(); }
    public void updateShort(int c, short x)
        throws SQLException { throw unused(); }
    public void updateShort(String c, short x)
        throws SQLException { throw unused(); }
    public void updateString(int c, String x)
        throws SQLException { throw unused(); }
    public void updateString(String c, String x)
        throws SQLException { throw unused(); }
    public void updateTime(int c, Time x)
        throws SQLException { throw unused(); }
    public void updateTime(String c, Time x)
        throws SQLException { throw unused(); }
    public void updateTimestamp(int c, Timestamp x)
        throws SQLException { throw unused(); }
    public void updateTimestamp(String c, Timestamp x)
        throws SQLException { throw unused(); }

    public void refreshRow()
        throws SQLException { throw unused(); }
    
    
    class SqliteClob implements NClob {
    	
    	private String data;

		protected SqliteClob(String data) {
			this.data = data;
		}

		public void free() throws SQLException {
			data = null;
		}

		public InputStream getAsciiStream() throws SQLException {
			return getAsciiStreamInternal(data);
		}

		public Reader getCharacterStream() throws SQLException {
			return getNCharacterStreamInternal(data);
		}

		public Reader getCharacterStream(long arg0, long arg1) throws SQLException {
			return getNCharacterStreamInternal(data);
		}

		public String getSubString(long position, int length) throws SQLException {
			if (data == null) {
				throw new SQLException("no data");
			}
			if (position < 1) {
			  throw new SQLException("Position must be greater than or equal to 1");
      }
      if (length < 0) {
        throw new SQLException("Length must be greater than or equal to 0");
      }
      int start = (int) position - 1;
      return data.substring(start, Math.min(start + length, data.length()));
		}

		public long length() throws SQLException {
			if (data == null) {
				throw new SQLException("no data");
			}
			return data.length();
		}

		public long position(String arg0, long arg1) throws SQLException {
			unused();
			return -1;
		}

		public long position(Clob arg0, long arg1) throws SQLException {
			unused();
			return -1;
		}

		public OutputStream setAsciiStream(long arg0) throws SQLException {
			unused();
			return null;
		}

		public Writer setCharacterStream(long arg0) throws SQLException {
			unused();
			return null;
		}

		public int setString(long arg0, String arg1) throws SQLException {
			unused();
			return -1;
		}

		public int setString(long arg0, String arg1, int arg2, int arg3) throws SQLException {
			unused();
			return -1;
		}

		public void truncate(long arg0) throws SQLException {
			unused();
		}
    	
    }
    
}




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