org.h2.value
Class ValueJavaObject

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

public class ValueJavaObject
extends Value

Implementation of the OBJECT 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

Constructor Summary

protected

ValueJavaObject(byte[] v)

Method Summary

protected int	compareSecure(Value v, CompareMode mode) Compare the value with another value of the same type.
boolean	equals(java.lang.Object other) Check if the two values are equal.
byte[]	getBytes()
byte[]	getBytesNoCopy()
int	getDisplaySize() Get the display size in characters.
int	getMemory() Get the memory used by this object.
static ValueJavaObject	getNoCopy(byte[] b) Get or create a java object value for the given byte array.
java.lang.Object	getObject() Get the value as an object.
long	getPrecision() Get the precision.
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()
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.Value

add, checkPrecision, close, compareEqual, compareTo, compareTypeSave, convertPrecision, convertScale, convertTo, divide, getBigDecimal, getBoolean, getByte, getDate, getDateNoCopy, getDouble, getFloat, getHigherOrder, getInputStream, getInt, getLong, getReader, getScale, getShort, getSignum, getTime, getTimeNoCopy, getTimestamp, getTimestampNoCopy, getTraceSQL, isFileBased, isLinked, link, multiply, negate, subtract, throwUnsupportedExceptionForType, toString, unlink

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueJavaObject

protected ValueJavaObject(byte[] v)

Method Detail

getNoCopy

public static ValueJavaObject getNoCopy(byte[] b)

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

Parameters:

b - the byte array

Returns:

the value

getType

public int getType()

Description copied from class: Value

Get the value type.

Specified by:

getType in class Value

Returns:

the 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.

Parameters:

prep - the prepared statement

parameterIndex - the parameter index

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

getBytesNoCopy

public byte[] getBytesNoCopy()

Overrides:

getBytesNoCopy in class Value

getBytes

public byte[] getBytes()

Overrides:

getBytes in class Value

compareSecure

protected int compareSecure(Value v,
                            CompareMode mode)

Description copied from class: Value

Compare the value with another value of the same type.

Specified by:

compareSecure in class Value

Parameters:

v - 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

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

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

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