org.h2.value
Class ValueByte

java.lang.Object
  org.h2.value.Value
      org.h2.value.ValueByte

public class ValueByte
extends Value

Implementation of the BYTE data type.

Field Summary

Fields inherited from class org.h2.value.Value

ARRAY, BLOB, BOOLEAN, BYTE, BYTES, CLOB, DATE, DECIMAL, DOUBLE, FLOAT, INT, JAVA_OBJECT, LONG, NULL, RESULT_SET, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIMESTAMP, TYPE_COUNT, UNKNOWN, UUID

Method Summary

Value	add(Value v) Add a value and return the result.
protected int	compareSecure(Value o, CompareMode mode) Compare the value with another value of the same type.
Value	divide(Value v) Divide by a value and return the result.
boolean	equals(java.lang.Object other) Check if the two values are equal.
static ValueByte	get(byte i) Get or create byte value for the given byte.
byte	getByte()
int	getDisplaySize() Get the display size in characters.
java.lang.Object	getObject() Get the value as an object.
long	getPrecision() Get the precision.
int	getSignum()
java.lang.String	getSQL() Get the SQL expression for this value.
java.lang.String	getString() Get the value as a string.
int	getType() Get the value type.
int	hashCode()
Value	multiply(Value v) Multiply with a value and return the result.
Value	negate() Return -value if this value support arithmetic operations.
void	set(java.sql.PreparedStatement prep, int parameterIndex) Set the value as a parameter in a prepared statement.
Value	subtract(Value v) Subtract a value and return the result.

Methods inherited from class org.h2.value.Value

checkPrecision, close, compareEqual, compareTo, compareTypeSave, convertPrecision, convertScale, convertTo, getBigDecimal, getBoolean, getBytes, getBytesNoCopy, getDate, getDateNoCopy, getDouble, getFloat, getHigherOrder, getInputStream, getInt, getLong, getMemory, getReader, getScale, getShort, getTime, getTimeNoCopy, getTimestamp, getTimestampNoCopy, getTraceSQL, isFileBased, isLinked, link, throwUnsupportedExceptionForType, toString, unlink

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

add

public Value add(Value v)
          throws java.sql.SQLException

Description copied from class: Value

Add a value and return the result.

Overrides:

add in class Value

Parameters:

v - the value to add

Returns:

the result

Throws:

java.sql.SQLException

getSignum

public int getSignum()

Overrides:

getSignum in class Value

negate

public Value negate()
             throws java.sql.SQLException

Description copied from class: Value

Return -value if this value support arithmetic operations.

Overrides:

negate in class Value

Returns:

the negative

Throws:

java.sql.SQLException

subtract

public Value subtract(Value v)
               throws java.sql.SQLException

Description copied from class: Value

Subtract a value and return the result.

Overrides:

subtract in class Value

Parameters:

v - the value to subtract

Returns:

the result

Throws:

java.sql.SQLException

multiply

public Value multiply(Value v)
               throws java.sql.SQLException

Description copied from class: Value

Multiply with a value and return the result.

Overrides:

multiply in class Value

Parameters:

v - the value to multiply with

Returns:

the result

Throws:

java.sql.SQLException

divide

public Value divide(Value v)
             throws java.sql.SQLException

Description copied from class: Value

Divide by a value and return the result.

Overrides:

divide in class Value

Parameters:

v - the value to divide by

Returns:

the result

Throws:

java.sql.SQLException

getSQL

public java.lang.String getSQL()

Description copied from class: Value

Get the SQL expression for this value.

Specified by:

getSQL in class Value

Returns:

the SQL expression

getType

public int getType()

Description copied from class: Value

Get the value type.

Specified by:

getType in class Value

Returns:

the type

getByte

public byte getByte()

Overrides:

getByte in class Value

compareSecure

protected int compareSecure(Value o,
                            CompareMode mode)

Description copied from class: Value

Compare the value with another value of the same type.

Specified by:

compareSecure in class Value

Parameters:

o - the other value

mode - the compare mode

Returns:

0 if both values are equal, -1 if the other value is smaller, and 1 otherwise

getString

public java.lang.String getString()

Description copied from class: Value

Get the value as a string.

Specified by:

getString in class Value

Returns:

the string

getPrecision

public long getPrecision()

Description copied from class: Value

Get the precision.

Specified by:

getPrecision in class Value

Returns:

the precision

hashCode

public int hashCode()

Specified by:

hashCode in class Value

getObject

public java.lang.Object getObject()

Description copied from class: Value

Get the value as an object.

Specified by:

getObject in class Value

Returns:

the object

set

public void set(java.sql.PreparedStatement prep,
                int parameterIndex)
         throws java.sql.SQLException

Description copied from class: Value

Set the value as a parameter in a prepared statement.

Specified by:

set in class Value

Parameters:

prep - the prepared statement

parameterIndex - the parameter index

Throws:

java.sql.SQLException

get

public static ValueByte get(byte i)

Get or create byte value for the given byte.

Parameters:

i - the byte

Returns:

the value

getDisplaySize

public int getDisplaySize()

Description copied from class: Value

Get the display size in characters.

Specified by:

getDisplaySize in class Value

Returns:

the display size

equals

public boolean equals(java.lang.Object other)

Description copied from class: Value

Check if the two values are equal. No data conversion is made; this method returns false if the other object is not of the same class.

Specified by:

equals in class Value

Parameters:

other - the other value

Returns:

true if they are equal