public class ValueNull extends Value
Value.ValueBlob, Value.ValueClob
Modifier and Type | Field and Description |
---|---|
static ValueNull |
DELETED
This special instance is used as a marker for deleted entries in a map.
|
static ValueNull |
INSTANCE
The main NULL instance.
|
ARRAY, BLOB, BOOLEAN, BYTE, BYTES, CLOB, DATE, DECIMAL, DOUBLE, ENUM, FLOAT, GEOMETRY, INT, JAVA_OBJECT, LONG, NULL, RESULT_SET, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIMESTAMP, TIMESTAMP_TZ, TYPE_COUNT, UNKNOWN, UUID
Modifier and Type | Method and Description |
---|---|
protected int |
compareSecure(Value v,
CompareMode mode)
Compare the value with another value of the same type.
|
Value |
convertTo(int type,
int precision,
Mode mode,
Object column,
String[] enumerators)
Compare a value to the specified type.
|
boolean |
equals(Object other)
Check if the two values have the same hash code.
|
BigDecimal |
getBigDecimal() |
boolean |
getBoolean() |
byte |
getByte() |
byte[] |
getBytes() |
Date |
getDate() |
int |
getDisplaySize()
Get the display size in characters.
|
double |
getDouble() |
float |
getFloat() |
InputStream |
getInputStream() |
int |
getInt() |
long |
getLong() |
Object |
getObject()
Get the value as an object.
|
long |
getPrecision()
Get the precision.
|
Reader |
getReader() |
short |
getShort() |
String |
getSQL()
Get the SQL expression for this value.
|
String |
getString()
Get the value as a string.
|
Time |
getTime() |
Timestamp |
getTimestamp() |
int |
getType()
Get the value type.
|
int |
hashCode() |
void |
set(PreparedStatement prep,
int parameterIndex)
Set the value as a parameter in a prepared statement.
|
add, checkPrecision, clearCache, compareTo, compareTypeSafe, convertPrecision, convertScale, convertTo, convertTo, convertToEnum, copy, copyToResult, copyToTemp, divide, getBytesNoCopy, getDataHandler, getHigherOrder, getInputStream, getMemory, getReader, getResultSet, getScale, getSignum, getSmall, getTableId, getTraceSQL, isLinkedToTable, modulus, multiply, negate, remove, subtract, throwUnsupportedExceptionForType, toString
public static final ValueNull INSTANCE
public static final ValueNull DELETED
public String getSQL()
Value
public int getType()
Value
public boolean getBoolean()
getBoolean
in class Value
public Timestamp getTimestamp()
getTimestamp
in class Value
public BigDecimal getBigDecimal()
getBigDecimal
in class Value
public InputStream getInputStream()
getInputStream
in class Value
public Value convertTo(int type, int precision, Mode mode, Object column, String[] enumerators)
Value
convertTo
in class Value
type
- the type of the returned valueprecision
- the precision of the column to convert this value to.
The special constant -1
is used to indicate that
the precision plays no role when converting the valuemode
- the conversion modecolumn
- the column (if any), used for to improve the error message if conversion failsenumerators
- the ENUM datatype enumerators (if any),
for dealing with ENUM conversionsprotected int compareSecure(Value v, CompareMode mode)
Value
compareSecure
in class Value
v
- the other valuemode
- the compare modepublic long getPrecision()
Value
getPrecision
in class Value
public Object getObject()
Value
public void set(PreparedStatement prep, int parameterIndex) throws SQLException
Value
set
in class Value
prep
- the prepared statementparameterIndex
- the parameter indexSQLException
public int getDisplaySize()
Value
getDisplaySize
in class Value
public boolean equals(Object other)
Value
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