Revision 29977 trunk/libraries/libGDBMS/src/main/java/com/hardcode/gdbms/engine/data/db/JDBCSupport.java
| JDBCSupport.java | ||
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public class JDBCSupport implements ReadAccess {
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private ResultSet resultSet; |
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private int rowCount = -1; |
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private Connection conn=null; |
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private String sql=null; |
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/** |
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* Creates a new JDBCSupport object. |
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* |
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* @param r ResultSet that will be used to return the methods values |
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*/ |
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JDBCSupport(ResultSet r) {
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resultSet = r; |
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JDBCSupport(ResultSet r, Connection con,String sql) {
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this.conn=con; |
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this.sql=sql; |
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resultSet = r; |
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} |
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/** |
| ... | ... | |
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*/ |
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public int getFieldCount() throws ReadDriverException {
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try {
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return resultSet.getMetaData().getColumnCount();
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return resultSet.getMetaData().getColumnCount();
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} catch (SQLException e) {
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throw new ReadDriverException("JDBC",e);
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try {
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newJDBCSupport(conn, sql); |
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return resultSet.getMetaData().getColumnCount(); |
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} catch (SQLException e1) {
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throw new ReadDriverException("JDBC",e);
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} |
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} |
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} |
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|
| ... | ... | |
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try {
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return resultSet.getMetaData().getColumnName(fieldId + 1); |
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} catch (SQLException e) {
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throw new ReadDriverException("JDBC",e);
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try {
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newJDBCSupport(conn, sql); |
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return resultSet.getMetaData().getColumnName(fieldId + 1); |
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} catch (SQLException e1) {
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throw new ReadDriverException("JDBC",e);
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} |
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} |
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} |
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|
| ... | ... | |
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try {
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return resultSet.getMetaData().getColumnType(i + 1); |
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} catch (SQLException e) {
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throw new ReadDriverException("JDBC",e);
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try {
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newJDBCSupport(conn, sql); |
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return resultSet.getMetaData().getColumnType(i + 1); |
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} catch (SQLException e1) {
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throw new ReadDriverException("JDBC",e);
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} |
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} |
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} |
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|
| ... | ... | |
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ResultSet.CONCUR_READ_ONLY); |
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ResultSet res = st.executeQuery(sql); |
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return new JDBCSupport(res); |
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return new JDBCSupport(res, con, sql);
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} |
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/** |
| ... | ... | |
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try {
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width = resultSet.getMetaData().getColumnDisplaySize(i + 1); |
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} catch (SQLException e) {
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throw new ReadDriverException("JDBC",e);
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try {
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newJDBCSupport(conn, sql); |
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width = resultSet.getMetaData().getColumnDisplaySize(i + 1); |
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} catch (SQLException e1) {
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throw new ReadDriverException("JDBC",e);
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} |
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} |
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if (width < 0) return 255; |
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return width; |
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