/**
* Helper function intended to be overwritten by subclasses. Thsi is where the real requiest for
* IDs happens
*/
protected void performIDRequest() throws Exception {
Connection dbConnection = null;
try {
try {
dbConnection = dataSource.getConnection();
Statement stmt =
dbConnection.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE);
ResultSet set = null;
set =
stmt.executeQuery(
"SELECT id, " + dbColumn + " FROM " + dbTable); // $NON-NLS-1$ //$NON-NLS-2$
if (!set.next()) {
set.moveToInsertRow();
set.insertRow();
set.updateLong(dbColumn, NUM_IDS_GRABBED);
set.moveToCurrentRow();
set.next();
}
long nextID = set.getLong(dbColumn);
long upTo = nextID + mCacheQuantity;
set.updateLong(dbColumn, upTo);
set.updateRow();
stmt.close();
setMaxAllowedID(upTo);
setNextID(nextID);
} finally {
if (dbConnection != null) {
dbConnection.close();
}
}
} catch (SQLException e) {
throw new NoMoreIDsException(e);
}
}
protected void index(ResultSet rs, ILinguist linguist, long sid, String sent)
throws LoadException {
if (rs == null) throw new LoadException("Index ResultSet null");
try {
// System.out.println(sent);
String[] words = linguist.indexkeys(sent);
if (words.length > 0) {
Map<String, String> dup = new HashMap<String, String>();
int i = 0;
for (String word : words) {
// System.out.print(word+" ");
if (!dup.containsKey(word)) {
dup.put(word, word);
rs.moveToInsertRow();
rs.updateString("F_Word", word);
rs.updateLong("F_SID", sid);
rs.updateInt("F_Offset", i++);
rs.insertRow();
}
}
// System.out.println();
}
} catch (SQLException se) {
throw new LoadException("SQLException occurred: " + se.getMessage());
} catch (LanguageException le) {
throw new LoadException("LanguageException occurred indexing: " + le.getMessage());
}
}
@Override
public void updateLong(int columnIndex, long x) throws SQLException {
try {
_res.updateLong(columnIndex, x);
} catch (SQLException e) {
handleException(e);
}
}
@Override
public void updateLong(String columnName, long x) throws SQLException {
try {
_res.updateLong(columnName, x);
} catch (SQLException e) {
handleException(e);
}
}
/**
* Tests calling updateLong on all columns of the row.
*
* @exception SQLException database access error. Causes test to fail with an error.
*/
public void testUpdateLong() throws SQLException {
Statement s = createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE);
ResultSet rs = s.executeQuery(SELECT_STMT);
rs.next();
for (int i = 1; i <= COLUMNS; i++) {
rs.updateLong(i, 2L);
assertEquals("Expected rs.getLong(" + i + ") to match updated value", 2L, rs.getLong(i));
}
rs.updateRow();
rs.close();
checkColumnsAreUpdated();
s.close();
}
public void updateLong(String columnName, long x) throws SQLException {
rs.updateLong(columnName, x);
}
public void updateLong(int columnIndex, long x) throws SQLException {
rs.updateLong(columnIndex, x);
}
private void testUpdateDataType() throws Exception {
Connection conn = getConnection();
Statement stat = conn.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE);
stat.execute(
"CREATE TABLE TEST(ID INT PRIMARY KEY, NAME VARCHAR(255), "
+ "DEC DECIMAL(10,2), BOO BIT, BYE TINYINT, BIN BINARY(100), "
+ "D DATE, T TIME, TS TIMESTAMP, DB DOUBLE, R REAL, L BIGINT, "
+ "O_I INT, SH SMALLINT, CL CLOB, BL BLOB)");
ResultSet rs = stat.executeQuery("SELECT * FROM TEST");
ResultSetMetaData meta = rs.getMetaData();
assertEquals("java.lang.Integer", meta.getColumnClassName(1));
assertEquals("java.lang.String", meta.getColumnClassName(2));
assertEquals("java.math.BigDecimal", meta.getColumnClassName(3));
assertEquals("java.lang.Boolean", meta.getColumnClassName(4));
assertEquals("java.lang.Byte", meta.getColumnClassName(5));
assertEquals("[B", meta.getColumnClassName(6));
assertEquals("java.sql.Date", meta.getColumnClassName(7));
assertEquals("java.sql.Time", meta.getColumnClassName(8));
assertEquals("java.sql.Timestamp", meta.getColumnClassName(9));
assertEquals("java.lang.Double", meta.getColumnClassName(10));
assertEquals("java.lang.Float", meta.getColumnClassName(11));
assertEquals("java.lang.Long", meta.getColumnClassName(12));
assertEquals("java.lang.Integer", meta.getColumnClassName(13));
assertEquals("java.lang.Short", meta.getColumnClassName(14));
assertEquals("java.sql.Clob", meta.getColumnClassName(15));
assertEquals("java.sql.Blob", meta.getColumnClassName(16));
rs.moveToInsertRow();
rs.updateInt(1, 0);
rs.updateNull(2);
rs.updateNull("DEC");
// 'not set' values are set to null
assertThrows(ErrorCode.NO_DATA_AVAILABLE, rs).cancelRowUpdates();
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt(1, 1);
rs.updateString(2, null);
rs.updateBigDecimal(3, null);
rs.updateBoolean(4, false);
rs.updateByte(5, (byte) 0);
rs.updateBytes(6, null);
rs.updateDate(7, null);
rs.updateTime(8, null);
rs.updateTimestamp(9, null);
rs.updateDouble(10, 0.0);
rs.updateFloat(11, (float) 0.0);
rs.updateLong(12, 0L);
rs.updateObject(13, null);
rs.updateShort(14, (short) 0);
rs.updateCharacterStream(15, new StringReader("test"), 0);
rs.updateBinaryStream(16, new ByteArrayInputStream(new byte[] {(byte) 0xff, 0x00}), 0);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 2);
rs.updateString("NAME", "+");
rs.updateBigDecimal("DEC", new BigDecimal("1.2"));
rs.updateBoolean("BOO", true);
rs.updateByte("BYE", (byte) 0xff);
rs.updateBytes("BIN", new byte[] {0x00, (byte) 0xff});
rs.updateDate("D", Date.valueOf("2005-09-21"));
rs.updateTime("T", Time.valueOf("21:46:28"));
rs.updateTimestamp("TS", Timestamp.valueOf("2005-09-21 21:47:09.567890123"));
rs.updateDouble("DB", 1.725);
rs.updateFloat("R", (float) 2.5);
rs.updateLong("L", Long.MAX_VALUE);
rs.updateObject("O_I", 10);
rs.updateShort("SH", Short.MIN_VALUE);
// auml, ouml, uuml
rs.updateCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"), 0);
rs.updateBinaryStream("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}), 0);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 3);
rs.updateCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBinaryStream("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 4);
rs.updateCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBinaryStream(16, new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 5);
rs.updateClob("CL", new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBlob("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 6);
rs.updateClob(15, new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBlob(16, new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 7);
rs.updateNClob("CL", new StringReader("\u00ef\u00f6\u00fc"));
Blob b = conn.createBlob();
OutputStream out = b.setBinaryStream(1);
out.write(new byte[] {(byte) 0xab, 0x12});
out.close();
rs.updateBlob("BL", b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 8);
rs.updateNClob(15, new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBlob(16, b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 9);
rs.updateNClob("CL", new StringReader("\u00ef\u00f6\u00fc"), -1);
rs.updateBlob("BL", b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 10);
rs.updateNClob(15, new StringReader("\u00ef\u00f6\u00fc"), -1);
rs.updateBlob(16, b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 11);
rs.updateNCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"), -1);
rs.updateBlob("BL", b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 12);
rs.updateNCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"), -1);
rs.updateBlob(16, b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 13);
rs.updateNCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBlob("BL", b);
rs.insertRow();
rs.moveToInsertRow();
rs.updateInt("ID", 14);
rs.updateNCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"));
rs.updateBlob(16, b);
rs.insertRow();
rs = stat.executeQuery("SELECT * FROM TEST ORDER BY ID NULLS FIRST");
rs.next();
assertTrue(rs.getInt(1) == 0);
assertTrue(rs.getString(2) == null && rs.wasNull());
assertTrue(rs.getBigDecimal(3) == null && rs.wasNull());
assertTrue(!rs.getBoolean(4) && rs.wasNull());
assertTrue(rs.getByte(5) == 0 && rs.wasNull());
assertTrue(rs.getBytes(6) == null && rs.wasNull());
assertTrue(rs.getDate(7) == null && rs.wasNull());
assertTrue(rs.getTime(8) == null && rs.wasNull());
assertTrue(rs.getTimestamp(9) == null && rs.wasNull());
assertTrue(rs.getDouble(10) == 0.0 && rs.wasNull());
assertTrue(rs.getFloat(11) == 0.0 && rs.wasNull());
assertTrue(rs.getLong(12) == 0 && rs.wasNull());
assertTrue(rs.getObject(13) == null && rs.wasNull());
assertTrue(rs.getShort(14) == 0 && rs.wasNull());
assertTrue(rs.getCharacterStream(15) == null && rs.wasNull());
assertTrue(rs.getBinaryStream(16) == null && rs.wasNull());
rs.next();
assertTrue(rs.getInt(1) == 1);
assertTrue(rs.getString(2) == null && rs.wasNull());
assertTrue(rs.getBigDecimal(3) == null && rs.wasNull());
assertTrue(!rs.getBoolean(4) && !rs.wasNull());
assertTrue(rs.getByte(5) == 0 && !rs.wasNull());
assertTrue(rs.getBytes(6) == null && rs.wasNull());
assertTrue(rs.getDate(7) == null && rs.wasNull());
assertTrue(rs.getTime(8) == null && rs.wasNull());
assertTrue(rs.getTimestamp(9) == null && rs.wasNull());
assertTrue(rs.getDouble(10) == 0.0 && !rs.wasNull());
assertTrue(rs.getFloat(11) == 0.0 && !rs.wasNull());
assertTrue(rs.getLong(12) == 0 && !rs.wasNull());
assertTrue(rs.getObject(13) == null && rs.wasNull());
assertTrue(rs.getShort(14) == 0 && !rs.wasNull());
assertEquals("test", rs.getString(15));
assertEquals(new byte[] {(byte) 0xff, 0x00}, rs.getBytes(16));
rs.next();
assertTrue(rs.getInt(1) == 2);
assertEquals("+", rs.getString(2));
assertEquals("1.20", rs.getBigDecimal(3).toString());
assertTrue(rs.getBoolean(4));
assertTrue((rs.getByte(5) & 0xff) == 0xff);
assertEquals(new byte[] {0x00, (byte) 0xff}, rs.getBytes(6));
assertEquals("2005-09-21", rs.getDate(7).toString());
assertEquals("21:46:28", rs.getTime(8).toString());
assertEquals("2005-09-21 21:47:09.567890123", rs.getTimestamp(9).toString());
assertTrue(rs.getDouble(10) == 1.725);
assertTrue(rs.getFloat(11) == (float) 2.5);
assertTrue(rs.getLong(12) == Long.MAX_VALUE);
assertEquals(10, ((Integer) rs.getObject(13)).intValue());
assertTrue(rs.getShort(14) == Short.MIN_VALUE);
// auml ouml uuml
assertEquals("\u00ef\u00f6\u00fc", rs.getString(15));
assertEquals(new byte[] {(byte) 0xab, 0x12}, rs.getBytes(16));
for (int i = 3; i <= 14; i++) {
rs.next();
assertEquals(i, rs.getInt(1));
assertEquals("\u00ef\u00f6\u00fc", rs.getString(15));
assertEquals(new byte[] {(byte) 0xab, 0x12}, rs.getBytes(16));
}
assertFalse(rs.next());
stat.execute("DROP TABLE TEST");
conn.close();
}