com.sap.ip.me.api.persist.meta
Class AttributeType

java.lang.Object
  com.sap.ip.me.api.persist.meta.AttributeType

All Implemented Interfaces:

MeComparator

public abstract class AttributeType

extends java.lang.Object

implements MeComparator

Title: Description: Copyright: Copyright (c) 2002 Company:

Version:

1.0

Author:

Field Summary

static AttributeType	BIGDECIMAL BIGDECIMAL AttributeType
static AttributeType	BIGINTEGER BIGINTEGER AttributeType
static AttributeType	BINARY Describes binary large objects (BLOB's) Size Limit depends on the storage solution.
static AttributeType	BOOLEAN Description of the Field
static AttributeType	BYTE Description of the Field
static java.lang.String	CODE_PAGE
static AttributeType	DATE Description of the Field
static AttributeType	DECIMAL Description of the Field
static AttributeType	DOUBLE Description of the Field
static AttributeType	FLOAT Description of the Field
static AttributeType	INTEGER Description of the Field
java.lang.Class	javaType Description of the Field
int	jdbcType Description of the Field
static AttributeType	LONG Description of the Field
static java.lang.String	NULL_STR
static AttributeType	SHORT Description of the Field
static AttributeType	SQLDATE SQLDATE AttributeType
static AttributeType	SQLTIME SQLTIME AttributeType
java.lang.String	sqlType Description of the Field
static AttributeType	STRING Description of the Field

Method Summary

java.lang.Object	cloneMutable(java.lang.Object o) provide clone instance, if o is mutable class
abstract int	compare(byte[] b1, byte[] b2)
protected int	compare(java.util.Date d1, java.util.Date d2)
protected int	compare(long i1, long i2)
abstract int	compare(java.lang.Object o1, java.lang.Object o2) Description of the Method
abstract boolean	contains(byte[] b, java.lang.Object o)
boolean	equals(byte[] b, java.lang.Object o)
boolean	equals(java.lang.Object o) Description of the Method
abstract java.lang.Object	getDefaultValue(int len, int dec)
boolean	greaterThan(byte[] b, java.lang.Object o)
abstract boolean	isValidType(java.lang.Object obj) check if the given objects has the rigth type
boolean	lowerThan(byte[] b, java.lang.Object o)
boolean	notEqual(byte[] b, java.lang.Object o)
abstract boolean	startWith(byte[] b, java.lang.Object o)
abstract int	toByte(byte[] arr, int off, java.lang.Object obj, int len, int dec) This method converts the object to byte array representation.
abstract int	toByteLen(int len, int dec)
java.lang.String	toString() Description of the Method
abstract java.lang.Object	toValue(byte[] arr, int off) This method convert the byte array representation to a value object.

Methods inherited from class java.lang.Object

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

Field Detail

CODE_PAGE

public static final java.lang.String CODE_PAGE

See Also:

Constant Field Values

NULL_STR

public static final java.lang.String NULL_STR

See Also:

Constant Field Values

STRING

public static final AttributeType STRING

Description of the Field

INTEGER

public static final AttributeType INTEGER

Description of the Field

SHORT

public static final AttributeType SHORT

Description of the Field

LONG

public static final AttributeType LONG

Description of the Field

FLOAT

public static final AttributeType FLOAT

Description of the Field

DOUBLE

public static final AttributeType DOUBLE

Description of the Field

BOOLEAN

public static final AttributeType BOOLEAN

Description of the Field

BYTE

public static final AttributeType BYTE

Description of the Field

BINARY

public static final AttributeType BINARY

Describes binary large objects (BLOB's) Size Limit depends on the storage solution. (For DB2e it is currently 32 kb)

DATE

public static final AttributeType DATE

Description of the Field

DECIMAL

public static final AttributeType DECIMAL

Description of the Field

SQLDATE

public static final AttributeType SQLDATE

SQLDATE AttributeType

SQLTIME

public static final AttributeType SQLTIME

SQLTIME AttributeType

BIGDECIMAL

public static final AttributeType BIGDECIMAL

BIGDECIMAL AttributeType

BIGINTEGER

public static final AttributeType BIGINTEGER

BIGINTEGER AttributeType

javaType

public final java.lang.Class javaType

Description of the Field

jdbcType

public final int jdbcType

Description of the Field

sqlType

public final java.lang.String sqlType

Description of the Field

Method Detail

equals

public final boolean equals(java.lang.Object o)

Description of the Method

Specified by:

equals in interface MeComparator

Parameters:

o - Description of the Parameter

Returns:

Description of the Return Value

toString

public java.lang.String toString()

Description of the Method

Returns:

Description of the Return Value

isValidType

public abstract boolean isValidType(java.lang.Object obj)

check if the given objects has the rigth type

Parameters:

obj - the value object

Returns:

true if type matches false otherwise

compare

public abstract int compare(java.lang.Object o1,
                            java.lang.Object o2)

Description of the Method

Specified by:

compare in interface MeComparator

Parameters:

o1 - Description of the Parameter

o2 - Description of the Parameter

Returns:

Description of the Return Value

compare

public abstract int compare(byte[] b1,
                            byte[] b2)

Parameters:

b1 -

b2 -

Returns:

toByte

public abstract int toByte(byte[] arr,
                           int off,
                           java.lang.Object obj,
                           int len,
                           int dec)

This method converts the object to byte array representation. The caller has to ensure the length of the buffer and the offset.

• STRING: String
• INTEGER: Integer

Parameters:

arr - the destination byte array

off - the offset in byte array

obj - the value object (see types above)

len - Description of the Parameter

Returns:

the number of bytes written

Throws:

java.lang.IllegalArgumentException - if Object type is unsufficent

toValue

public abstract java.lang.Object toValue(byte[] arr,
                                         int off)

This method convert the byte array representation to a value object. The caller has to ensure the sizes and proper offsets

Parameters:

arr - Description of the Parameter

off - Description of the Parameter

Returns:

Description of the Return Value

toByteLen

public abstract int toByteLen(int len,
                              int dec)

Parameters:

len - the len of value object

Returns:

the maxium count of bytes nedded in array

contains

public abstract boolean contains(byte[] b,
                                 java.lang.Object o)

Returns:

startWith

public abstract boolean startWith(byte[] b,
                                  java.lang.Object o)

Returns:

getDefaultValue

public abstract java.lang.Object getDefaultValue(int len,
                                                 int dec)

cloneMutable

public java.lang.Object cloneMutable(java.lang.Object o)

provide clone instance, if o is mutable class

Parameters:

o -

Returns:

equals

public boolean equals(byte[] b,
                      java.lang.Object o)

notEqual

public boolean notEqual(byte[] b,
                        java.lang.Object o)

greaterThan

public boolean greaterThan(byte[] b,
                           java.lang.Object o)

lowerThan

public boolean lowerThan(byte[] b,
                         java.lang.Object o)

compare

protected final int compare(long i1,
                            long i2)

compare

protected final int compare(java.util.Date d1,
                            java.util.Date d2)