com.aspose.words.net.System.Data

Enum Rule

java.lang.Object

java.lang.Enum<Rule>

com.aspose.words.net.System.Data.Rule

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Rule>

public enum Rule
extends java.lang.Enum<Rule>

Indicates the action that occurs when a ForeignKeyConstraint is enforced.

Enum Constant Summary

Enum Constants

Enum Constant and Description
CASCADE Delete or update related rows.
NONE No action taken on related rows.
SET_DEFAULT Set values in related rows to the value contained in the DataColumn.getDefaultValue() / DataColumn.setDefaultValue(java.lang.Object) property.
SET_NULL Set values in related rows to DBNull.

Method Summary

Modifier and Type	Method and Description
static Rule	valueOf(java.lang.String name) Returns the enum constant of this type with the specified name.
static Rule[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

NONE

public static final Rule NONE

No action taken on related rows.

CASCADE

public static final Rule CASCADE

Delete or update related rows. This is the default.

SET_NULL

public static final Rule SET_NULL

Set values in related rows to DBNull.

SET_DEFAULT

public static final Rule SET_DEFAULT

Set values in related rows to the value contained in the DataColumn.getDefaultValue() / DataColumn.setDefaultValue(java.lang.Object) property.

Method Detail

values

public static Rule[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (Rule c : Rule.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static Rule valueOf(java.lang.String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

java.lang.IllegalArgumentException - if this enum type has no constant with the specified name

java.lang.NullPointerException - if the argument is null