org.h2.value

Class ValueTimestamp

java.lang.Object

org.h2.value.Value

org.h2.value.ValueTimestamp

public class ValueTimestamp
extends Value

Implementation of the TIMESTAMP data type.

Nested Class Summary

Nested classes/interfaces inherited from class org.h2.value.Value

Value.ValueBlob, Value.ValueClob

Field Summary

Fields

Modifier and Type	Field and Description
static int	PRECISION The precision in digits.

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

Methods

Modifier and Type	Method and Description
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	convertScale(boolean onlyToSmallerScale, int targetScale) Convert the scale.
boolean	equals(Object other) Check if the two values have the same hash code.
static ValueTimestamp	fromDateValueAndNanos(long dateValue, long nanos) Get or create a date value for the given date.
static ValueTimestamp	get(Timestamp timestamp) Get or create a timestamp value for the given timestamp.
long	getDateValue()
int	getDisplaySize() Get the display size in characters.
long	getNanos()
Object	getObject() Get the value as an object.
long	getPrecision() Get the precision.
int	getScale()
String	getSQL() Get the SQL expression for this value.
String	getString() Get the value as a string.
Timestamp	getTimestamp()
int	getType() Get the value type.
int	hashCode()
static ValueTimestamp	parse(String s) Parse a string to a ValueTimestamp.
void	set(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, clearCache, close, compareTo, compareTypeSave, convertPrecision, convertTo, copyToTemp, divide, getBigDecimal, getBoolean, getByte, getBytes, getBytesNoCopy, getDate, getDouble, getFloat, getHigherOrder, getInputStream, getInt, getLong, getMemory, getReader, getResultSet, getShort, getSignum, getSmall, getTableId, getTime, getTraceSQL, isFileBased, isLinked, link, modulus, multiply, negate, throwUnsupportedExceptionForType, toString, unlink

Methods inherited from class java.lang.Object

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

Field Detail

PRECISION

public static final int PRECISION

The precision in digits.

See Also:

Constant Field Values

Method Detail

fromDateValueAndNanos

public static ValueTimestamp fromDateValueAndNanos(long dateValue,
                                   long nanos)

Get or create a date value for the given date.

Parameters:

dateValue - the date value

nanos - the nanoseconds

Returns:

the value

get

public static ValueTimestamp get(Timestamp timestamp)

Get or create a timestamp value for the given timestamp.

Parameters:

timestamp - the timestamp

Returns:

the value

parse

public static ValueTimestamp parse(String s)

Parse a string to a ValueTimestamp. This method supports the format +/-year-month-day hour:minute:seconds.fractional and an optional timezone part.

Parameters:

s - the string to parse

Returns:

the date

getDateValue

public long getDateValue()

getNanos

public long getNanos()

getTimestamp

public Timestamp getTimestamp()

Overrides:

getTimestamp in class Value

getType

public int getType()

Description copied from class: Value

Get the value type.

Specified by:

getType in class Value

Returns:

the type

getString

public String getString()

Description copied from class: Value

Get the value as a string.

Specified by:

getString in class Value

Returns:

the string

getSQL

public String getSQL()

Description copied from class: Value

Get the SQL expression for this value.

Specified by:

getSQL in class Value

Returns:

the SQL expression

getPrecision

public long getPrecision()

Description copied from class: Value

Get the precision.

Specified by:

getPrecision in class Value

Returns:

the precision

getScale

public int getScale()

Overrides:

getScale in class 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

convertScale

public Value convertScale(boolean onlyToSmallerScale,
                 int targetScale)

Description copied from class: Value

Convert the scale.

Overrides:

convertScale in class Value

Parameters:

onlyToSmallerScale - if the scale should not reduced

targetScale - the requested scale

Returns:

the 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

equals

public boolean equals(Object other)

Description copied from class: Value

Check if the two values have the same hash code. No data conversion is made; this method returns false if the other object is not of the same class. For some values, compareTo may return 0 even if equals return false. Example: ValueDecimal 0.0 and 0.00.

Specified by:

equals in class Value

Parameters:

other - the other value

Returns:

true if they are equal

hashCode

public int hashCode()

Specified by:

hashCode in class Value

getObject

public 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(PreparedStatement prep,
       int parameterIndex)
         throws 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:

SQLException

add

public Value add(Value v)

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

subtract

public Value subtract(Value v)

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