public float getFloat(String parameterName) throws SQLException {
checkOpen();
try {
return _stmt.getFloat(parameterName);
} catch (SQLException e) {
handleException(e);
return 0;
}
}
public float getFloat(int parameterIndex) throws SQLException {
checkOpen();
try {
return _stmt.getFloat(parameterIndex);
} catch (SQLException e) {
handleException(e);
return 0;
}
}
public void testGetDoubleAsReal() throws Throwable {
try {
Statement stmt = con.createStatement();
stmt.execute("create temp table d_tab ( max_val float, min_val float, null_val float )");
stmt.execute("insert into d_tab values (3.4E38,1.4E-45,null)");
boolean ret =
stmt.execute(
"create or replace function "
+ "double_proc( OUT IMAX float, OUT IMIN float, OUT INUL float) as "
+ "'begin "
+ "select max_val into imax from d_tab;"
+ "select min_val into imin from d_tab;"
+ "select null_val into inul from d_tab;"
+ " end;' "
+ "language plpgsql;");
} catch (Exception ex) {
fail(ex.getMessage());
throw ex;
}
try {
CallableStatement cstmt = con.prepareCall("{ call double_proc(?,?,?) }");
cstmt.registerOutParameter(1, java.sql.Types.REAL);
cstmt.registerOutParameter(2, java.sql.Types.REAL);
cstmt.registerOutParameter(3, java.sql.Types.REAL);
cstmt.executeUpdate();
assertTrue(cstmt.getFloat(1) == 3.4E38f);
assertTrue(cstmt.getFloat(2) == 1.4E-45f);
cstmt.getFloat(3);
assertTrue(cstmt.wasNull());
} catch (Exception ex) {
fail(ex.getMessage());
} finally {
try {
Statement dstmt = con.createStatement();
dstmt.execute("drop function double_proc()");
} catch (Exception ex) {
}
}
}
/** The float value */
@Override
public float getFloat(String name) throws SQLException {
try {
return _cstmt.getFloat(name);
} catch (SQLException e) {
onSqlException(e);
throw e;
} catch (RuntimeException e) {
onRuntimeException(e);
throw e;
}
}
public void test_wrapperOutputArgs() throws Exception {
Connection conn = getConnection();
PreparedStatement ps =
conn.prepareStatement(
"create procedure wrapperProc\n"
+ "(\n"
+ " out bigintCol bigint,\n"
+ " out booleanCol boolean,\n"
+ " out doubleCol double,\n"
+ " out floatCol float,\n"
+ " out intCol int,\n"
+ " out realCol real,\n"
+ " out smallintCol smallint\n"
+ ")\n"
+ "language java\n"
+ "parameter style java\n"
+ "no sql\n"
+ "external name 'org.apache.derbyTesting.functionTests.tests.lang.AnsiSignatures.wrapperProc'\n");
ps.execute();
ps.close();
CallableStatement cs = conn.prepareCall("call wrapperProc( ?, ?, ?, ?, ?, ?, ? )");
int param = 1;
cs.registerOutParameter(param++, Types.BIGINT);
cs.registerOutParameter(param++, Types.BOOLEAN);
cs.registerOutParameter(param++, Types.DOUBLE);
cs.registerOutParameter(param++, Types.FLOAT);
cs.registerOutParameter(param++, Types.INTEGER);
cs.registerOutParameter(param++, Types.REAL);
cs.registerOutParameter(param++, Types.SMALLINT);
cs.execute();
param = 1;
assertEquals(1L, cs.getLong(param++));
assertEquals(true, cs.getBoolean(param++));
assertEquals(1.0, cs.getDouble(param++), 0.0);
assertEquals(1.0, cs.getDouble(param++), 0.0);
assertEquals(1, cs.getInt(param++));
assertEquals(1.0F, cs.getFloat(param++), 0.0F);
assertEquals((short) 1, cs.getShort(param++));
}
/** Test of getFloat method, of inteface java.sql.CallableStatement. */
public void testGetFloat() throws Exception {
println("getFloat");
if (!isTestOutParameters()) {
return;
}
CallableStatement stmt;
float expResult = 1F;
float result = 0F;
try {
stmt = prepRegAndExec("{?= call cast(1 as real)}", 1, Types.REAL);
result = stmt.getFloat(1);
} catch (Exception ex) {
fail(ex.getMessage());
}
assertEquals(expResult, result);
}
public static int execute() throws SQLException {
int flag = -1;
Connection conn = null;
CallableStatement cstmt = null;
try {
conn = ConnUtil.openConnection();
String sql = "{call av_sal(?,?)}";
cstmt = conn.prepareCall(sql);
cstmt.setInt(1, 20);
cstmt.registerOutParameter(2, Types.NUMERIC);
cstmt.execute();
flag = (int) cstmt.getFloat(2);
// flag=cstmt.getInt(2);
return flag;
} catch (Exception e) {
e.printStackTrace();
} finally {
ConnUtil.closeStatement(cstmt);
ConnUtil.closeConnection(conn);
}
return flag;
}
@SuppressWarnings("unchecked")
public static <T> T getFromStatement(ExecuteContext ctx, Class<? extends T> type, int index)
throws SQLException {
CallableStatement stmt = (CallableStatement) ctx.statement();
if (type == Blob.class) {
return (T) stmt.getBlob(index);
} else if (type == Boolean.class) {
return (T) checkWasNull(stmt, Boolean.valueOf(stmt.getBoolean(index)));
} else if (type == BigInteger.class) {
BigDecimal result = stmt.getBigDecimal(index);
return (T) (result == null ? null : result.toBigInteger());
} else if (type == BigDecimal.class) {
return (T) stmt.getBigDecimal(index);
} else if (type == Byte.class) {
return (T) checkWasNull(stmt, Byte.valueOf(stmt.getByte(index)));
} else if (type == byte[].class) {
return (T) stmt.getBytes(index);
} else if (type == Clob.class) {
return (T) stmt.getClob(index);
} else if (type == Date.class) {
return (T) stmt.getDate(index);
} else if (type == Double.class) {
return (T) checkWasNull(stmt, Double.valueOf(stmt.getDouble(index)));
} else if (type == Float.class) {
return (T) checkWasNull(stmt, Float.valueOf(stmt.getFloat(index)));
} else if (type == Integer.class) {
return (T) checkWasNull(stmt, Integer.valueOf(stmt.getInt(index)));
} else if (type == Long.class) {
return (T) checkWasNull(stmt, Long.valueOf(stmt.getLong(index)));
} else if (type == Short.class) {
return (T) checkWasNull(stmt, Short.valueOf(stmt.getShort(index)));
} else if (type == String.class) {
return (T) stmt.getString(index);
} else if (type == Time.class) {
return (T) stmt.getTime(index);
} else if (type == Timestamp.class) {
return (T) stmt.getTimestamp(index);
} else if (type == YearToMonth.class) {
if (ctx.getDialect() == POSTGRES) {
Object object = stmt.getObject(index);
return (T) (object == null ? null : PostgresUtils.toYearToMonth(object));
} else {
String string = stmt.getString(index);
return (T) (string == null ? null : YearToMonth.valueOf(string));
}
} else if (type == DayToSecond.class) {
if (ctx.getDialect() == POSTGRES) {
Object object = stmt.getObject(index);
return (T) (object == null ? null : PostgresUtils.toDayToSecond(object));
} else {
String string = stmt.getString(index);
return (T) (string == null ? null : DayToSecond.valueOf(string));
}
} else if (type == UByte.class) {
String string = stmt.getString(index);
return (T) (string == null ? null : UByte.valueOf(string));
} else if (type == UShort.class) {
String string = stmt.getString(index);
return (T) (string == null ? null : UShort.valueOf(string));
} else if (type == UInteger.class) {
String string = stmt.getString(index);
return (T) (string == null ? null : UInteger.valueOf(string));
} else if (type == ULong.class) {
String string = stmt.getString(index);
return (T) (string == null ? null : ULong.valueOf(string));
}
// The type byte[] is handled earlier. byte[][] can be handled here
else if (type.isArray()) {
return (T) convertArray(stmt.getObject(index), (Class<? extends Object[]>) type);
} else if (ArrayRecord.class.isAssignableFrom(type)) {
return (T) getArrayRecord(ctx, stmt.getArray(index), (Class<? extends ArrayRecord<?>>) type);
} else if (EnumType.class.isAssignableFrom(type)) {
return getEnumType(type, stmt.getString(index));
} else if (MasterDataType.class.isAssignableFrom(type)) {
return (T) getMasterDataType(type, stmt.getString(index));
} else if (UDTRecord.class.isAssignableFrom(type)) {
switch (ctx.getDialect()) {
case POSTGRES:
return (T) pgNewUDTRecord(type, stmt.getObject(index));
}
return (T) stmt.getObject(index, DataTypes.udtRecords());
} else if (Result.class.isAssignableFrom(type)) {
ResultSet nested = (ResultSet) stmt.getObject(index);
return (T) getNewFactory(ctx).fetch(nested);
} else {
return (T) stmt.getObject(index);
}
}
/** @see java.sql.CallableStatement#getFloat(int) */
public float getFloat(int parameterIndex) throws SQLException {
return original.getFloat(parameterIndex);
}
/** @see java.sql.CallableStatement#getFloat(java.lang.String) */
public float getFloat(String parameterName) throws SQLException {
return original.getFloat(parameterName);
}
private static void callGetMethod(
CallableStatement cs, int arg, int type, int paramType, StringBuilder strbuf)
throws Throwable {
switch (type) {
case Types.BIT:
case Types.BOOLEAN:
strbuf.append("getBoolean(" + arg + ") = ");
strbuf.append(cs.getBoolean(arg));
break;
case Types.TINYINT:
strbuf.append("getByte(" + arg + ") = ");
strbuf.append(Byte.toString(cs.getByte(arg)));
break;
case Types.SMALLINT:
strbuf.append("getShort(" + arg + ") = ");
strbuf.append(Short.toString(cs.getShort(arg)));
break;
case Types.INTEGER:
strbuf.append("getInt(" + arg + ") = ");
strbuf.append(Integer.toString(cs.getInt(arg)));
break;
case Types.BIGINT:
strbuf.append("getLong(" + arg + ") = ");
strbuf.append(Long.toString(cs.getLong(arg)));
break;
case Types.FLOAT:
case Types.REAL:
strbuf.append("getFloat(" + arg + ") = ");
strbuf.append(Float.toString(cs.getFloat(arg)));
break;
case Types.DOUBLE:
strbuf.append("getDouble(" + arg + ") = ");
strbuf.append(Double.toString(cs.getDouble(arg)));
break;
case Types.DECIMAL:
case Types.NUMERIC:
strbuf.append("getBigDecimal(" + arg + ") = ");
strbuf.append(BigDecimalHandler.getBigDecimalString(cs, arg, paramType));
break;
case Types.CHAR:
case Types.VARCHAR:
case Types.LONGVARCHAR:
strbuf.append("getString(" + arg + ") = ");
String s = cs.getString(arg);
if (s.startsWith("[B@")) s = "byte[] reference";
strbuf.append(s);
break;
case Types.BINARY:
case Types.VARBINARY:
case Types.LONGVARBINARY:
strbuf.append("getBytes(" + arg + ") = ");
byteArrayToString(cs.getBytes(arg), strbuf);
break;
case Types.DATE:
strbuf.append("getDate(" + arg + ") = ");
Date date = cs.getDate(arg);
strbuf.append(date == null ? "null" : date.toString());
break;
case Types.TIME:
strbuf.append("getTime(" + arg + ") = ");
Time time = cs.getTime(arg);
strbuf.append(time == null ? "null" : time.toString());
break;
case Types.TIMESTAMP:
strbuf.append("getTimestamp(" + arg + ") = ");
Timestamp timestamp = cs.getTimestamp(arg);
strbuf.append(timestamp == null ? "null" : timestamp.toString());
break;
case Types.OTHER:
strbuf.append("getObject(" + arg + ") = ");
Object o = cs.getObject(arg);
if (o == null) {
strbuf.append("null");
} else if (o instanceof byte[]) {
byteArrayToString((byte[]) o, strbuf);
} else {
strbuf.append(o.toString());
}
break;
default:
throw new Throwable("TEST ERROR: unexpected type " + type);
}
}
public float getFloat(String parameterName) throws SQLException {
return passThru.getFloat(parameterName);
}
public float getFloat(int parameterIndex) throws SQLException {
return passThru.getFloat(parameterIndex);
}
public void retrieveOutVariables(int ColIndex, cfSession _Session, CallableStatement _stmt)
throws SQLException, cfmRunTimeException {
boolean b;
byte[] bin;
int i;
long l;
double dbl;
float flt;
java.sql.Date dt;
java.sql.Time t;
Timestamp ts;
ResultSet rs;
String str;
cfData outData = null;
if (!isOUT()) return;
switch (cfSqlType) {
case CF_SQL_BIT:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
b = _stmt.getBoolean(paramName);
} else {
b = _stmt.getBoolean(ColIndex);
}
if (!_stmt.wasNull()) outData = cfBooleanData.getcfBooleanData(b);
break;
case CF_SQL_BINARY:
case CF_SQL_VARBINARY:
case CF_SQL_BLOB:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
bin = _stmt.getBytes(paramName);
} else {
bin = _stmt.getBytes(ColIndex);
}
if ((!_stmt.wasNull()) && (bin != null)) {
outData = new cfBinaryData(bin);
}
break;
case CF_SQL_SMALLINT:
case CF_SQL_INTEGER:
case CF_SQL_TINYINT:
try {
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
i = _stmt.getInt(paramName);
} else {
i = _stmt.getInt(ColIndex);
}
if (!_stmt.wasNull()) outData = new cfNumberData(i);
} catch (NumberFormatException e) {
// With JDK 1.3 and the JDBC-ODBC bridge, the getInt() method will
// throw a number format exception for in/out params so just ignore it.
// Ignoring it allows us to retrieve the out param values.
}
break;
case CF_SQL_BIGINT:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
l = _stmt.getLong(paramName);
} else {
l = _stmt.getLong(ColIndex);
}
if (!_stmt.wasNull()) outData = new cfNumberData(l);
break;
case CF_SQL_DECIMAL:
case CF_SQL_NUMERIC:
dbl = getBigDecimalAsDouble(_stmt, useNamedParameters, paramName, ColIndex);
if (!_stmt.wasNull()) outData = new cfNumberData(dbl);
break;
case CF_SQL_DOUBLE:
case CF_SQL_FLOAT:
case CF_SQL_MONEY:
case CF_SQL_MONEY4:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
dbl = _stmt.getDouble(paramName);
} else {
dbl = _stmt.getDouble(ColIndex);
}
if (!_stmt.wasNull()) outData = new cfNumberData(dbl);
break;
case CF_SQL_REAL:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
flt = _stmt.getFloat(paramName);
} else {
flt = _stmt.getFloat(ColIndex);
}
// For some reason casting a float to a double doesn't return a double
// that exactly matches the original float so we'll use the less efficient
// algorithm of converting the float to a string and the string to a double.
// If for some reason this fails then we'll revert to casting the float to
// a double.
if (!_stmt.wasNull()) {
try {
dbl = Double.valueOf(Float.toString(flt)).doubleValue();
} catch (Exception e) {
dbl = (double) flt;
}
outData = new cfNumberData(dbl);
}
break;
case CF_SQL_DATE:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
dt = _stmt.getDate(paramName);
} else {
dt = _stmt.getDate(ColIndex);
}
if ((!_stmt.wasNull()) && (dt != null)) {
outData = new cfDateData(dt);
}
break;
case CF_SQL_TIME:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
t = _stmt.getTime(paramName);
} else {
t = _stmt.getTime(ColIndex);
}
if ((!_stmt.wasNull()) && (t != null)) {
outData = new cfDateData(t);
}
break;
case CF_SQL_TIMESTAMP:
try {
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
ts = _stmt.getTimestamp(paramName);
} else {
ts = _stmt.getTimestamp(ColIndex);
}
if ((!_stmt.wasNull()) && (ts != null)) {
outData = new cfDateData(ts);
}
} catch (NullPointerException e) {
// With JDK 1.3 and the JDBC-ODBC bridge, the getTimestamp() method will
// throw a null ptr exception when the underlying value is null so just ignore it.
}
break;
case CF_SQL_REFCURSOR:
// This CF SQL Type is only used with Oracle for result sets returned by a
// stored procedure.
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
rs = (ResultSet) _stmt.getObject(paramName);
} else {
rs = (ResultSet) _stmt.getObject(ColIndex);
}
if ((!_stmt.wasNull()) && (rs != null)) {
outData = new cfQueryResultData(rs, "Stored Procedure", maxLength);
}
break;
default:
// With the Oracle JDBC driver, if we set the parameters using named parameters then
// we must retrieve them using named parameters too.
if (useNamedParameters) {
str = _stmt.getString(paramName);
} else {
str = _stmt.getString(ColIndex);
}
if ((!_stmt.wasNull()) && (str != null)) {
outData = new cfStringData(str);
}
break;
}
_Session.setData(outVariable, (outData == null ? cfNullData.NULL : outData));
}
void runProcTest() {
setProgressMinMax(0, m_nNumRuns - 1);
int nProgressStep = m_nNumRuns / 10 + 1;
CallableStatement stmt = null;
try {
boolean m_bTransactionsUsed = m_bTrans && m_conn.getMetaData().supportsTransactions();
stmt = m_conn.prepareCall("{call ODBC_BENCHMARK(?,?,?,?,?,?,?)}");
int nAccNum, nBranchNum, nTellerNum;
double dDelta, dBalance;
log(
"Starting procedure benchmark for " + m_nNumRuns + ((m_time > 0) ? " min.\n" : " runs\n"),
0);
java.util.Random rand = new java.util.Random(m_nMaxAccount + m_nMaxBranch + m_nMaxTeller);
for (int nRun = 0; (m_time > 0) ? true : nRun < m_nNumRuns; nRun++) {
if (m_time > 0) {
java.util.Date current = new java.util.Date();
if ((current.getTime() - m_time) > (m_nNumRuns * 60000)) break;
}
try {
nAccNum = (int) (rand.nextFloat() * rand.nextFloat() * (m_nMaxAccount - 1)) + 1;
nBranchNum = (int) (rand.nextFloat() * (m_nMaxBranch - 1)) + 1;
nTellerNum = (int) (rand.nextFloat() * (m_nMaxTeller - 1)) + 1;
dDelta =
((double)
((long)
((((int) (rand.nextFloat() * (m_nMaxTeller - 1)) + 1)
* (rand.nextFloat() > 0.5 ? -1 : 1))
* 100)))
/ 100;
stmt.clearParameters();
stmt.setInt(1, nRun + 1);
stmt.setInt(2, nAccNum);
stmt.setInt(3, nTellerNum);
stmt.setInt(4, nBranchNum);
stmt.setFloat(5, (float) dDelta);
stmt.registerOutParameter(6, Types.FLOAT);
stmt.setString(7, BenchPanel.strFiller.substring(0, 22));
java.util.Date startTime = new java.util.Date();
log(
"{call ODBC_BENCHMARK("
+ nRun
+ ", "
+ nAccNum
+ ","
+ nTellerNum
+ ","
+ nBranchNum
+ ","
+ dDelta
+ ",?,\'"
+ BenchPanel.strFiller.substring(0, 22)
+ "\')}\n",
2);
stmt.execute();
stmt.getFloat(6);
if (m_bQuery) executeQuery();
java.util.Date endTime = new java.util.Date();
m_nTrans += 1;
double diff = endTime.getTime() - startTime.getTime();
if (diff < 1000) m_nTrans1Sec += 1;
else if (diff < 2000) m_nTrans2Sec += 1;
m_nTimeSum += diff / 1000;
} catch (SQLException e1) {
// System.err.println(e1.getMessage());
// e1.printStackTrace();
break;
}
if (nRun % nProgressStep == 0) setProgressValue(nRun);
// yield();
}
setProgressValue(m_nNumRuns - 1);
} catch (SQLException e) {
// JOptionPane.showMessageDialog(null, e.getMessage(), "SQL Error in proc test",
// JOptionPane.ERROR_MESSAGE);
log("SQLError in procedure test : " + e.getMessage(), 0);
} finally {
if (stmt != null)
try {
stmt.close();
} catch (SQLException e) {
}
stmt = null;
}
}