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.
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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,
java.lang.Object column,
java.lang.String[] enumerators)
Compare a value to the specified type.
|
boolean |
equals(java.lang.Object other)
Check if the two values have the same hash code.
|
java.math.BigDecimal |
getBigDecimal() |
boolean |
getBoolean() |
byte |
getByte() |
byte[] |
getBytes() |
java.sql.Date |
getDate() |
int |
getDisplaySize()
Get the display size in characters.
|
double |
getDouble() |
float |
getFloat() |
java.io.InputStream |
getInputStream() |
int |
getInt() |
long |
getLong() |
java.lang.Object |
getObject()
Get the value as an object.
|
long |
getPrecision()
Get the precision.
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java.io.Reader |
getReader() |
short |
getShort() |
java.lang.String |
getSQL()
Get the SQL expression for this value.
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java.lang.String |
getString()
Get the value as a string.
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java.sql.Time |
getTime() |
java.sql.Timestamp |
getTimestamp() |
int |
getType()
Get the value type.
|
int |
hashCode() |
void |
set(java.sql.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, toStringpublic static final ValueNull INSTANCE
public static final ValueNull DELETED
public java.lang.String getSQL()
Valuepublic int getType()
Valuepublic java.lang.String getString()
Valuepublic boolean getBoolean()
getBoolean in class Valuepublic java.sql.Timestamp getTimestamp()
getTimestamp in class Valuepublic java.math.BigDecimal getBigDecimal()
getBigDecimal in class Valuepublic java.io.InputStream getInputStream()
getInputStream in class Valuepublic Value convertTo(int type, int precision, Mode mode, java.lang.Object column, java.lang.String[] enumerators)
ValueconvertTo in class Valuetype - 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)
ValuecompareSecure in class Valuev - the other valuemode - the compare modepublic long getPrecision()
ValuegetPrecision in class Valuepublic java.lang.Object getObject()
Valuepublic void set(java.sql.PreparedStatement prep,
int parameterIndex)
throws java.sql.SQLException
Valuepublic int getDisplaySize()
ValuegetDisplaySize in class Valuepublic boolean equals(java.lang.Object other)
Value