001// Copyright (c) 2001 Hursh Jain (http://www.mollypages.org) 002// The Molly framework is freely distributable under the terms of an 003// MIT-style license. For details, see the molly pages web site at: 004// http://www.mollypages.org/. Use, modify, have fun ! 005 006package fc.jdbc; 007 008import java.sql.*; 009import java.util.*; 010import java.math.*; 011import java.io.*; 012 013import fc.io.*; 014import fc.util.*; 015 016/** 017Wrapper class for a {@link java.sql.ResultSet ResultSet} that allows the 018value of specified columns to be transformed. Transforms <b>only</b> work 019the <b><tt>get<u>Object</u>(..)</tt></b> and 020<b><tt>get<u>String</u>(..)</tt></b> methods, all other get methods return 021an unmodified result obtained from the underlying result set. 022 023@author hursh jain 024**/ 025 026public final class ResultSetTransform implements ResultSet 027{ 028static final boolean dbg = false; 029 030ResultSet rs; 031ResultSetMetaData rsmd; 032Map transformsByIndex; 033 034// cache of column names mapped to their index since resultset.findColumn 035// is probably an expensive operation (we need this later when retrieving 036// values by column names) 037Map ColNameIndex; 038 039public ResultSetTransform(ResultSet rs) throws SQLException 040 { 041 Argcheck.notnull(rs, "specified resultset argument was null"); 042 this.rs = rs; 043 this.rsmd = rs.getMetaData(); 044 transformsByIndex = new HashMap(); 045 ColNameIndex = new HashMap(); 046 } 047 048/** 049Adds a transform rule for the specified column. When this column's 050data is later retrieved via the {@link getObject(int)} or the 051{@link getString(int)} methods, this transform rule will be invoked. 052(note, the transform rule is not invoked for other <tt>getXXX(..)</tt> 053methods). 054**/ 055public void addColumnTransform(int columnIndex, Rule rule) 056throws SQLException 057 { 058 Argcheck.istrue(columnIndex > 0, "column index must be greater than zero"); 059 Argcheck.notnull(rule, "specified rule cannot be null"); 060 if (dbg) System.out.println("ResultSetTransform: addColumnTransform("+columnIndex+","+rule+")"); 061 transformsByIndex.put(new Integer(columnIndex), rule); 062 } 063 064/** 065Adds a transform rule for the specified column. When this column's 066data is later retrieved via the {@link getObject(int)} or the 067{@link getString(int)} methods, this transform rule will be invoked. 068(note, the transform rule is not invoked for other <tt>getXXX(..)</tt> 069methods). 070 071@throws SQLException if the specified column name was not 072 found in the result set or if some other 073 underlying SQL error occurs 074**/ 075public void addColumnTransform(String columnName, Rule rule) 076throws SQLException 077 { 078 Argcheck.notnull(columnName, "column name must not be null"); 079 Argcheck.notnull(rule, "specified rule cannot be null"); 080 if (dbg) System.out.println("ResultSetTransform: addColumnTransform('"+columnName+"',"+rule+")"); 081 082 Integer index = new Integer(rs.findColumn(columnName)); 083 if (dbg) System.out.println("'" + columnName + "' is located at column:" + index); 084 ColNameIndex.put(columnName, index); 085 transformsByIndex.put(index, rule); 086 } 087 088/** 089A transform rule, added to a specific column index or name via 090the {@link addColumnTransform} methods. To instantiate this 091class, use the <tt>foo.new Rule()</tt> syntax, where foo is 092an instance of the outer ResultSetTransform class. 093**/ 094public abstract class Rule { 095 /** Should modify the given column value as needed. **/ 096 protected abstract Object transform(int columnIndex, Object value); 097 public ResultSet getResultSet() { return rs; } 098 public ResultSetMetaData getMetaData() { return rsmd; } 099 } 100 101Object applyRule(Integer key, Object value) 102 { 103 if (dbg) System.out.println("Enter: applyRule("+key+","+value+"), Transforms: " + transformsByIndex); 104 105 if (transformsByIndex.containsKey(key)) { 106 Rule r = (Rule) transformsByIndex.get(key); 107 return r.transform(key.intValue(), value); 108 } 109 else { 110 return value; 111 } 112 } 113 114public static void main(String[] args) throws Exception 115 { 116 String propfile = "./ConnectionMgrTestProps.txt"; 117 118 Args myargs = new Args(args); 119 myargs.setUsage("java fc.jdbc.ResultSetTransform -query query-to-execute -colname columnName"); 120 121 String query = myargs.getRequired("query"); 122 String colname = myargs.getRequired("colname"); 123 SimpleConnectionMgr cmgr = 124 new SimpleConnectionMgr( 125 new FilePropertyMgr(new File(propfile))); 126 127 ResultSet rs = cmgr.getConnection().createStatement().executeQuery(query); 128 129 ResultSetTransform rst = new ResultSetTransform(rs); 130 Rule r = rst.new Rule() { 131 public Object transform(int index, Object v) { 132 return "transformed[col("+index+")]: " + v; 133 } 134 }; 135 136 rst.addColumnTransform(colname, r); 137 QueryUtil.printResultSetTable(rst, System.out); 138 } 139 140//== WRAPPED AND OVERRIDDEN ======================================= 141 142public Object getObject(int columnIndex) throws SQLException 143 { 144 Integer key = new Integer(columnIndex); 145 return applyRule(key, rs.getObject(columnIndex)); 146 } 147 148public Object getObject(String columnName) throws SQLException 149 { 150 Integer key = (Integer) ColNameIndex.get(columnName); //null ok, will passthru 151 return applyRule(key, rs.getObject(columnName)); 152 } 153 154public String getString(int columnIndex) throws SQLException 155 { 156 Integer key = new Integer(columnIndex); 157 //cast works for null values too 158 String result = (String) applyRule(key, rs.getString(columnIndex)); 159 return result; 160 } 161 162public String getString(String columnName) throws SQLException 163 { 164 //cast works for null values too 165 Integer key = (Integer) ColNameIndex.get(columnName); //null ok, will passthru 166 String result = (String) applyRule(key, rs.getString(columnName)); 167 return result; 168 } 169 170 171//== WRAPPED AND PASSTHRU ======================================== 172 173public boolean getBoolean(int columnIndex) throws SQLException { return rs.getBoolean(columnIndex); } 174public byte getByte(int columnIndex) throws SQLException { return rs.getByte(columnIndex); } 175public short getShort(int columnIndex) throws SQLException { return rs.getShort(columnIndex); } 176public int getInt(int columnIndex) throws SQLException { return rs.getInt(columnIndex); } 177public long getLong(int columnIndex) throws SQLException { return rs.getLong(columnIndex); } 178public float getFloat(int columnIndex) throws SQLException { return rs.getFloat(columnIndex); } 179public double getDouble(int columnIndex) throws SQLException { return rs.getDouble(columnIndex); } 180public BigDecimal getBigDecimal(int columnIndex, int scale) throws SQLException { return rs.getBigDecimal(columnIndex, scale); } 181public byte[] getBytes(int columnIndex) throws SQLException { return rs.getBytes(columnIndex); } 182public java.sql.Date getDate(int columnIndex) throws SQLException { return rs.getDate(columnIndex); } 183public java.sql.Time getTime(int columnIndex) throws SQLException { return rs.getTime(columnIndex); } 184public java.sql.Timestamp getTimestamp(int columnIndex) throws SQLException { return rs.getTimestamp(columnIndex); } 185public java.io.InputStream getAsciiStream(int columnIndex) throws SQLException { return rs.getAsciiStream(columnIndex); } 186public java.io.InputStream getUnicodeStream(int columnIndex) throws SQLException { return rs.getUnicodeStream(columnIndex); } 187public java.io.InputStream getBinaryStream(int columnIndex) throws SQLException { return rs.getBinaryStream(columnIndex); } 188//====================================================================== 189// Methods for accessing results by column name 190//====================================================================== 191public boolean getBoolean(String columnName) throws SQLException { return rs.getBoolean(columnName); } 192public byte getByte(String columnName) throws SQLException { return rs.getByte(columnName); } 193public short getShort(String columnName) throws SQLException { return rs.getShort(columnName); } 194public int getInt(String columnName) throws SQLException { return rs.getInt(columnName); } 195public long getLong(String columnName) throws SQLException { return rs.getLong(columnName); } 196public float getFloat(String columnName) throws SQLException { return rs.getFloat(columnName); } 197public double getDouble(String columnName) throws SQLException { return rs.getDouble(columnName); } 198public BigDecimal getBigDecimal(String columnName, int scale) throws SQLException { return rs.getBigDecimal(columnName, scale); } 199public byte[] getBytes(String columnName) throws SQLException { return rs.getBytes(columnName); } 200public java.sql.Date getDate(String columnName) throws SQLException { return rs.getDate(columnName); } 201public java.sql.Time getTime(String columnName) throws SQLException { return rs.getTime(columnName); } 202public java.sql.Timestamp getTimestamp(String columnName) throws SQLException { return rs.getTimestamp(columnName); } 203public java.io.InputStream getAsciiStream(String columnName) throws SQLException { return rs.getAsciiStream(columnName); } 204public java.io.InputStream getUnicodeStream(String columnName) throws SQLException { return rs.getUnicodeStream(columnName); } 205public java.io.InputStream getBinaryStream(String columnName) throws SQLException { return rs.getBinaryStream(columnName); } 206public boolean next() throws SQLException { return rs.next(); } 207public void close() throws SQLException { rs.close(); } 208public boolean wasNull() throws SQLException { return rs.wasNull(); } 209//===================================================================== 210// Advanced features: 211//===================================================================== 212public SQLWarning getWarnings() throws SQLException { return rs.getWarnings(); } 213public void clearWarnings() throws SQLException { rs.clearWarnings(); } 214public String getCursorName() throws SQLException { return rs.getCursorName(); } 215public ResultSetMetaData getMetaData() throws SQLException { return rs.getMetaData(); } 216//---------------------------------------------------------------- 217public int findColumn(String columnName) throws SQLException { return rs.findColumn(columnName); } 218//--------------------------JDBC 2.0----------------------------------- 219//--------------------------------------------------------------------- 220// Getters and Setters 221//--------------------------------------------------------------------- 222public java.io.Reader getCharacterStream(int columnIndex) throws SQLException { return rs.getCharacterStream(columnIndex); } 223public java.io.Reader getCharacterStream(String columnName) throws SQLException { return rs.getCharacterStream(columnName); } 224public BigDecimal getBigDecimal(int columnIndex) throws SQLException { return rs.getBigDecimal(columnIndex); } 225public BigDecimal getBigDecimal(String columnName) throws SQLException { return rs.getBigDecimal(columnName); } 226//--------------------------------------------------------------------- 227// Traversal/Positioning 228//--------------------------------------------------------------------- 229public boolean isBeforeFirst() throws SQLException { return rs.isBeforeFirst(); } 230public boolean isAfterLast() throws SQLException { return rs.isAfterLast(); } 231public boolean isFirst() throws SQLException { return rs.isFirst(); } 232public boolean isLast() throws SQLException { return rs.isLast(); } 233public void beforeFirst() throws SQLException { rs.beforeFirst(); } 234public void afterLast() throws SQLException { rs.afterLast(); } 235public boolean first() throws SQLException { return rs.first(); } 236public boolean last() throws SQLException { return rs.last(); } 237public int getRow() throws SQLException { return rs.getRow(); } 238public boolean absolute( int row ) throws SQLException { return rs.absolute(row); } 239public boolean relative( int rows ) throws SQLException { return rs.relative(rows); } 240public boolean previous() throws SQLException { return rs.previous(); } 241//--------------------------------------------------------------------- 242// Properties 243//--------------------------------------------------------------------- 244public void setFetchDirection(int direction) throws SQLException { rs.setFetchDirection(direction); } 245public int getFetchDirection() throws SQLException { return rs.getFetchDirection(); } 246public void setFetchSize(int rows) throws SQLException { rs.setFetchSize(rows); } 247public int getFetchSize() throws SQLException { return rs.getFetchSize(); } 248public int getType() throws SQLException { return rs.getType(); } 249public int getConcurrency() throws SQLException { return rs.getConcurrency(); } 250//--------------------------------------------------------------------- 251// Updates 252//--------------------------------------------------------------------- 253public boolean rowUpdated() throws SQLException { return rs.rowUpdated(); } 254public boolean rowInserted() throws SQLException { return rs.rowInserted(); } 255public boolean rowDeleted() throws SQLException { return rs.rowDeleted(); } 256public void updateNull(int columnIndex) throws SQLException { rs.updateNull(columnIndex); } 257public void updateBoolean(int columnIndex, boolean x) throws SQLException { rs.updateBoolean(columnIndex, x); } 258public void updateByte(int columnIndex, byte x) throws SQLException { rs.updateByte(columnIndex, x); } 259public void updateShort(int columnIndex, short x) throws SQLException { rs.updateShort(columnIndex, x); } 260public void updateInt(int columnIndex, int x) throws SQLException { rs.updateInt(columnIndex, x); } 261public void updateLong(int columnIndex, long x) throws SQLException { rs.updateLong(columnIndex, x); } 262public void updateFloat(int columnIndex, float x) throws SQLException { rs.updateFloat(columnIndex, x); } 263public void updateDouble(int columnIndex, double x) throws SQLException { rs.updateDouble(columnIndex, x); } 264public void updateBigDecimal(int columnIndex, BigDecimal x) throws SQLException { rs.updateBigDecimal(columnIndex, x); } 265public void updateString(int columnIndex, String x) throws SQLException { rs.updateString(columnIndex, x); } 266public void updateBytes(int columnIndex, byte x[]) throws SQLException { rs.updateBytes(columnIndex, x); } 267public void updateDate(int columnIndex, java.sql.Date x) throws SQLException { rs.updateDate(columnIndex, x); } 268public void updateTime(int columnIndex, java.sql.Time x) throws SQLException { rs.updateTime(columnIndex, x); } 269public void updateTimestamp(int columnIndex, java.sql.Timestamp x) throws SQLException { rs.updateTimestamp(columnIndex, x); } 270public void updateAsciiStream(int columnIndex, java.io.InputStream x, int length) throws SQLException { rs.updateAsciiStream(columnIndex, x, length); } 271public void updateBinaryStream(int columnIndex, java.io.InputStream x,int length) throws SQLException { rs.updateBinaryStream(columnIndex, x, length); } 272public void updateCharacterStream(int columnIndex,java.io.Reader x,int length) throws SQLException { rs.updateCharacterStream(columnIndex, x, length); } 273public void updateObject(int columnIndex, Object x, int scale) throws SQLException { rs.updateObject(columnIndex, x, scale); } 274public void updateObject(int columnIndex, Object x) throws SQLException { rs.updateObject(columnIndex, x); } 275public void updateNull(String columnName) throws SQLException { rs.updateNull(columnName); } 276public void updateBoolean(String columnName, boolean x) throws SQLException { rs.updateBoolean(columnName, x); } 277public void updateByte(String columnName, byte x) throws SQLException { rs.updateByte(columnName, x); } 278public void updateShort(String columnName, short x) throws SQLException { rs.updateShort(columnName, x); } 279public void updateInt(String columnName, int x) throws SQLException { rs.updateInt(columnName, x); } 280public void updateLong(String columnName, long x) throws SQLException { rs.updateLong(columnName, x); } 281public void updateFloat(String columnName, float x) throws SQLException { rs.updateFloat(columnName, x); } 282public void updateDouble(String columnName, double x) throws SQLException { rs.updateDouble(columnName, x); } 283public void updateBigDecimal(String columnName, BigDecimal x) throws SQLException { rs.updateBigDecimal(columnName, x); } 284public void updateString(String columnName, String x) throws SQLException { rs.updateString(columnName, x); } 285public void updateBytes(String columnName, byte x[]) throws SQLException { rs.updateBytes(columnName, x); } 286public void updateDate(String columnName, java.sql.Date x) throws SQLException { rs.updateDate(columnName, x); } 287public void updateTime(String columnName, java.sql.Time x) throws SQLException { rs.updateTime(columnName, x); } 288public void updateTimestamp(String columnName, java.sql.Timestamp x) throws SQLException { rs.updateTimestamp(columnName, x); } 289public void updateAsciiStream(String columnName, java.io.InputStream x, int length) throws SQLException { rs.updateAsciiStream(columnName, x, length); } 290public void updateBinaryStream(String columnName, java.io.InputStream x,int length) throws SQLException { rs.updateBinaryStream(columnName, x, length); } 291public void updateCharacterStream(String columnName, java.io.Reader reader,int length) throws SQLException { rs.updateCharacterStream(columnName, reader, length); } 292public void updateObject(String columnName, Object x, int scale) throws SQLException { rs.updateObject(columnName, x, scale); } 293public void updateObject(String columnName, Object x) throws SQLException { rs.updateObject(columnName, x); } 294public void insertRow() throws SQLException { rs.insertRow(); } 295public void updateRow() throws SQLException { rs.updateRow(); } 296public void deleteRow() throws SQLException { rs.deleteRow(); } 297public void refreshRow() throws SQLException { rs.refreshRow(); } 298public void cancelRowUpdates() throws SQLException { rs.cancelRowUpdates(); } 299public void moveToInsertRow() throws SQLException { rs.moveToInsertRow(); } 300public void moveToCurrentRow() throws SQLException { rs.moveToCurrentRow(); } 301public Statement getStatement() throws SQLException { return rs.getStatement(); } 302public Object getObject(int i, java.util.Map map) throws SQLException { return rs.getObject(i, map); } 303public Ref getRef(int i) throws SQLException { return rs.getRef(i); } 304public Blob getBlob(int i) throws SQLException { return rs.getBlob(i); } 305public Clob getClob(int i) throws SQLException { return rs.getClob(i); } 306public Array getArray(int i) throws SQLException { return rs.getArray(i); } 307public Object getObject(String colName, java.util.Map map) throws SQLException { return rs.getObject(colName, map); } 308public Ref getRef(String colName) throws SQLException { return rs.getRef(colName); } 309public Blob getBlob(String colName) throws SQLException { return rs.getBlob(colName); } 310public Clob getClob(String colName) throws SQLException { return rs.getClob(colName); } 311public Array getArray(String colName) throws SQLException { return rs.getArray(colName); } 312public java.sql.Date getDate(int columnIndex, Calendar cal) throws SQLException { return rs.getDate(columnIndex, cal); } 313public java.sql.Date getDate(String columnName, Calendar cal) throws SQLException { return rs.getDate(columnName, cal); } 314public java.sql.Time getTime(int columnIndex, Calendar cal) throws SQLException { return rs.getTime(columnIndex, cal); } 315public java.sql.Time getTime(String columnName, Calendar cal) throws SQLException { return rs.getTime(columnName, cal); } 316public java.sql.Timestamp getTimestamp(int columnIndex, Calendar cal) throws SQLException { return rs.getTimestamp(columnIndex, cal); } 317public java.sql.Timestamp getTimestamp(String columnName, Calendar cal) throws SQLException { return rs.getTimestamp(columnName, cal); } 318//-------------------------- JDBC 3.0 ---------------------------------------- 319public java.net.URL getURL(int columnIndex) throws SQLException { return rs.getURL(columnIndex); } 320public java.net.URL getURL(String columnName) throws SQLException { return rs.getURL(columnName); } 321public void updateRef(int columnIndex, java.sql.Ref x) throws SQLException { rs.updateRef(columnIndex, x); } 322public void updateRef(String columnName, java.sql.Ref x) throws SQLException { rs.updateRef(columnName, x); } 323public void updateBlob(int columnIndex, java.sql.Blob x) throws SQLException { rs.updateBlob(columnIndex, x); } 324public void updateBlob(String columnName, java.sql.Blob x) throws SQLException { rs.updateBlob(columnName, x); } 325public void updateClob(int columnIndex, java.sql.Clob x) throws SQLException { rs.updateClob(columnIndex, x); } 326public void updateClob(String columnName, java.sql.Clob x) throws SQLException { rs.updateClob(columnName, x); } 327public void updateArray(int columnIndex, java.sql.Array x) throws SQLException { rs.updateArray(columnIndex, x); } 328public void updateArray(String columnName, java.sql.Array x) throws SQLException { rs.updateArray(columnName, x); } 329//-------------------------- JDBC 4.0 ---------------------------------------- 330public void updateNClob(String columnName, java.io.Reader r) throws SQLException { rs.updateNClob(columnName, r); } 331public void updateNClob(int columnIndex, java.io.Reader r) throws SQLException { rs.updateNClob(columnIndex, r); } 332public void updateNClob(String columnName, java.io.Reader r, long l) throws SQLException { rs.updateNClob(columnName, r, l); } 333public void updateNClob(int columnIndex, java.io.Reader r, long l) throws SQLException { rs.updateNClob(columnIndex, r, l); } 334public void updateNClob(String columnName, NClob x) throws SQLException { rs.updateNClob(columnName, x); } 335public void updateNClob(int columnIndex, NClob x) throws SQLException { rs.updateNClob(columnIndex, x); } 336public void updateNString(int columnIndex, String s) throws SQLException { rs.updateNString(columnIndex, s); } 337public void updateNString(String columnLabel, String s) throws SQLException { rs.updateNString(columnLabel, s); } 338public void updateClob(String columnName, java.io.Reader r) throws SQLException { rs.updateClob(columnName, r); } 339public void updateClob(int columnIndex, java.io.Reader r, long l) throws SQLException { rs.updateClob(columnIndex, r); } 340public void updateClob(String columnName, java.io.Reader r, long l) throws SQLException { rs.updateClob(columnName, r, l); } 341public void updateClob(int columnIndex, java.io.Reader r) throws SQLException { rs.updateClob(columnIndex, r); } 342public void updateBlob(int columnIndex, java.io.InputStream x) throws SQLException { rs.updateBlob(columnIndex, x); } 343public void updateBlob(String columnName, java.io.InputStream x) throws SQLException { rs.updateBlob(columnName, x); } 344public void updateBlob(int columnIndex, java.io.InputStream x, long l) throws SQLException { rs.updateBlob(columnIndex, x, l); } 345public void updateBlob(String columnName, java.io.InputStream x, long l) throws SQLException { rs.updateBlob(columnName, x, l); } 346public void updateCharacterStream(String columnName, java.io.Reader x) throws SQLException { rs.updateCharacterStream(columnName, x); } 347public void updateCharacterStream(int columnIndex, java.io.Reader x) throws SQLException { rs.updateCharacterStream(columnIndex, x); } 348public void updateCharacterStream(String columnName, java.io.Reader x, long l) throws SQLException { rs.updateCharacterStream(columnName, x, l); } 349public void updateCharacterStream(int columnIndex, java.io.Reader x, long l) throws SQLException { rs.updateCharacterStream(columnIndex, x, l); } 350public void updateNCharacterStream(String columnName, java.io.Reader x) throws SQLException { rs.updateNCharacterStream(columnName, x); } 351public void updateNCharacterStream(int columnIndex, java.io.Reader x) throws SQLException { rs.updateNCharacterStream(columnIndex, x); } 352public void updateNCharacterStream(String columnName, java.io.Reader x, long l) throws SQLException { rs.updateNCharacterStream(columnName, x, l); } 353public void updateNCharacterStream(int columnIndex, java.io.Reader x, long l) throws SQLException { rs.updateNCharacterStream(columnIndex, x, l); } 354public void updateBinaryStream(String columnName, java.io.InputStream x) throws SQLException { rs.updateBinaryStream(columnName, x); } 355public void updateBinaryStream(int columnIndex, java.io.InputStream x) throws SQLException { rs.updateBinaryStream(columnIndex, x); } 356public void updateBinaryStream(String columnName, java.io.InputStream x, long l) throws SQLException { rs.updateBinaryStream(columnName, x, l); } 357public void updateBinaryStream(int columnIndex, java.io.InputStream x, long l) throws SQLException { rs.updateBinaryStream(columnIndex, x, l); } 358public void updateAsciiStream(String columnName, java.io.InputStream x) throws SQLException { rs.updateAsciiStream(columnName, x); } 359public void updateAsciiStream(int columnIndex, java.io.InputStream x) throws SQLException { rs.updateAsciiStream(columnIndex, x); } 360public void updateAsciiStream(String columnName, java.io.InputStream x, long l) throws SQLException { rs.updateAsciiStream(columnName, x, l); } 361public void updateAsciiStream(int columnIndex, java.io.InputStream x, long l) throws SQLException { rs.updateAsciiStream(columnIndex, x, l); } 362public void updateRowId(int columnIndex, RowId x) throws SQLException { rs.updateRowId(columnIndex, x); } 363public void updateRowId(String columnLabel, RowId x) throws SQLException { rs.updateRowId(columnLabel, x); } 364public void updateSQLXML(int columnIndex, SQLXML x) throws SQLException { rs.updateSQLXML(columnIndex, x); } 365public void updateSQLXML(String columnLabel, SQLXML x) throws SQLException { rs.updateSQLXML(columnLabel, x); } 366public int getHoldability() throws SQLException { return rs.getHoldability(); } 367public RowId getRowId(int columnIndex) throws SQLException { return rs.getRowId(columnIndex); } 368public RowId getRowId(String columnLabel) throws SQLException { return rs.getRowId(columnLabel); } 369public NClob getNClob(int columnIndex) throws SQLException { return rs.getNClob(columnIndex); } 370public NClob getNClob(String columnLabel) throws SQLException { return rs.getNClob(columnLabel); } 371public String getNString(int columnIndex) throws SQLException { return rs.getNString(columnIndex); } 372public String getNString(String columnLabel) throws SQLException { return rs.getNString(columnLabel); } 373public Reader getNCharacterStream(int columnIndex) throws SQLException { return rs.getNCharacterStream(columnIndex); } 374public Reader getNCharacterStream(String columnLabel) throws SQLException { return rs.getNCharacterStream(columnLabel); } 375public SQLXML getSQLXML(int columnIndex) throws SQLException { return rs.getSQLXML(columnIndex); } 376public SQLXML getSQLXML(String columnLabel) throws SQLException { return rs.getSQLXML(columnLabel); } 377public boolean isClosed()throws SQLException { return rs.isClosed(); } 378public boolean isWrapperFor(Class iface) throws SQLException { return rs.isWrapperFor(iface); } 379public Object unwrap(Class iface) throws SQLException { return rs.unwrap(iface); } 380 381//== 1.7+ =============================================== 382public Object getObject(String str, Class c) throws SQLException { 383 return rs.getObject(str, c); 384 } 385public Object getObject(int i, Class c) throws SQLException { 386 return rs.getObject(i, c); 387 } 388 389//== END WRAPPED =============================================== 390}