org.h2.value

Class ValueCollectionBase

java.lang.Object

org.h2.value.VersionedValue

org.h2.value.Value

org.h2.value.ValueCollectionBase

Direct Known Subclasses:

ValueArray, ValueRow

public abstract class ValueCollectionBase
extends Value

Base class for ARRAY and ROW values.

Field Summary

Fields inherited from class org.h2.value.Value

ARRAY, BLOB, BOOLEAN, BYTE, BYTES, CLOB, DATE, DECIMAL, DOUBLE, ENUM, FLOAT, GEOMETRY, INT, INTERVAL_DAY, INTERVAL_DAY_TO_HOUR, INTERVAL_DAY_TO_MINUTE, INTERVAL_DAY_TO_SECOND, INTERVAL_HOUR, INTERVAL_HOUR_TO_MINUTE, INTERVAL_HOUR_TO_SECOND, INTERVAL_MINUTE, INTERVAL_MINUTE_TO_SECOND, INTERVAL_MONTH, INTERVAL_SECOND, INTERVAL_YEAR, INTERVAL_YEAR_TO_MONTH, JAVA_OBJECT, LONG, MIN_LONG_DECIMAL, NULL, RESULT_SET, ROW, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIMESTAMP, TIMESTAMP_TZ, TYPE_COUNT, UNKNOWN, UUID

Fields inherited from class org.h2.value.VersionedValue

DUMMY

Method Summary

Methods

Modifier and Type	Method and Description
int	compareWithNull(Value v, boolean forEquality, Mode databaseMode, CompareMode compareMode) Compare this value against another value using the specified compare mode.
boolean	containsNull() Returns true if this value is NULL or contains NULL value.
Value[]	getList()
int	getMemory() Get the memory used by this object.
TypeInfo	getType() Returns the data type.
int	hashCode()

Methods inherited from class org.h2.value.Value

add, checkPrecision, clearCache, compareTo, compareTypeSafe, convertPrecision, convertScale, convertTo, convertTo, convertTo, convertTo, convertToInt, copy, copyToResult, copyToTemp, divide, equals, getBigDecimal, getBoolean, getByte, getBytes, getBytesNoCopy, getDataHandler, getDate, getDouble, getFloat, getHigherOrder, getHigherType, getInputStream, getInputStream, getInt, getLong, getObject, getReader, getReader, getResult, getShort, getSignum, getSmall, getSQL, getSQL, getString, getTableId, getTime, getTimestamp, getTraceSQL, getUnsupportedExceptionForOperation, getValueType, isLinkedToTable, modulus, multiply, negate, remove, set, subtract, toString

Methods inherited from class org.h2.value.VersionedValue

getCommittedValue, getCurrentValue, getOperationId, isCommitted

Methods inherited from class java.lang.Object

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

Method Detail

getList

public Value[] getList()

hashCode

public int hashCode()

Specified by:

hashCode in class Value

getType

public TypeInfo getType()

Description copied from class: Value

Returns the data type.

Specified by:

getType in class Value

Returns:

the data type

compareWithNull

public int compareWithNull(Value v,
                  boolean forEquality,
                  Mode databaseMode,
                  CompareMode compareMode)

Description copied from class: Value

Compare this value against another value using the specified compare mode.

Overrides:

compareWithNull in class Value

Parameters:

v - the other value

forEquality - perform only check for equality

databaseMode - the database mode

compareMode - the compare mode

Returns:

0 if both values are equal, -1 if this value is smaller, 1 if other value is larger, Integer.MIN_VALUE if order is not defined due to NULL comparison

containsNull

public boolean containsNull()

Description copied from class: Value

Returns true if this value is NULL or contains NULL value.

Overrides:

containsNull in class Value

Returns:

true if this value is NULL or contains NULL value

getMemory

public int getMemory()

Description copied from class: Value

Get the memory used by this object.

Overrides:

getMemory in class Value

Returns:

the memory used in bytes