org.h2.value

Class ValueJavaObject

java.lang.Object

org.h2.value.VersionedValue

org.h2.value.Value

org.h2.value.ValueBytes

org.h2.value.ValueJavaObject

public class ValueJavaObject
extends ValueBytes

Implementation of the OBJECT data type.

Field Summary

Fields inherited from class org.h2.value.ValueBytes

hash, type, value

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, JSON, LONG, MIN_LONG_DECIMAL, NULL, RESULT_SET, ROW, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIME_TZ, TIMESTAMP, TIMESTAMP_TZ, TYPE_COUNT, UNKNOWN, UUID

Fields inherited from class org.h2.value.VersionedValue

DUMMY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ValueJavaObject(byte[] v, DataHandler dataHandler)

Method Summary

Methods

Modifier and Type	Method and Description
protected DataHandler	getDataHandler() Return the data handler for the values that support it (actually only Java objects).
static ValueJavaObject	getNoCopy(java.lang.Object javaObject, byte[] b, DataHandler dataHandler) Get or create a java object value for the given byte array.
TypeInfo	getType() Returns the data type.
int	getValueType() Get the value type.
void	set(java.sql.PreparedStatement prep, int parameterIndex) Set the value as a parameter in a prepared statement.

Methods inherited from class org.h2.value.ValueBytes

compareTypeSafe, convertPrecision, equals, get, getBytes, getBytesNoCopy, getMemory, getNoCopy, getObject, getSQL, getString, hashCode

Methods inherited from class org.h2.value.Value

add, checkPrecision, clearCache, compareTo, compareWithNull, containsNull, convertScale, convertTo, convertTo, convertTo, convertTo, convertToInt, copy, copyToResult, copyToTemp, divide, getBigDecimal, getBoolean, getByte, getDate, getDouble, getFloat, getHigherOrder, getHigherType, getInputStream, getInputStream, getInt, getLong, getReader, getReader, getResult, getShort, getSignum, getSmall, getSQL, getTableId, getTime, getTimestamp, getTraceSQL, getUnsupportedExceptionForOperation, isLinkedToTable, modulus, multiply, negate, remove, 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

Constructor Detail

ValueJavaObject

protected ValueJavaObject(byte[] v,
               DataHandler dataHandler)

Method Detail

getNoCopy

public static ValueJavaObject getNoCopy(java.lang.Object javaObject,
                        byte[] b,
                        DataHandler dataHandler)

Get or create a java object value for the given byte array. Do not clone the data.

Parameters:

javaObject - the object

b - the byte array

dataHandler - provides the object serializer

Returns:

the value

getType

public TypeInfo getType()

Description copied from class: Value

Returns the data type.

Overrides:

getType in class ValueBytes

Returns:

the data type

getValueType

public int getValueType()

Description copied from class: Value

Get the value type.

Overrides:

getValueType in class ValueBytes

Returns:

the value type

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.

Overrides:

set in class ValueBytes

Parameters:

prep - the prepared statement

parameterIndex - the parameter index

Throws:

java.sql.SQLException

getDataHandler

protected DataHandler getDataHandler()

Description copied from class: Value

Return the data handler for the values that support it (actually only Java objects).

Overrides:

getDataHandler in class Value

Returns:

the data handler