Class ClientConstraintHandler
Constraints are evaluated immediately before the client performs a write
operation. If one or more constraints fails, the write operation is refused
and fails with an OperationRejectedException
.
A client constraint handler must override at least one of the provided methods.
- See Also:
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Constructor Summary
ModifierConstructorDescriptionprotected
Creates a new client constraint handler. -
Method Summary
Modifier and TypeMethodDescriptionboolean
isAddAcceptable
(ManagementContext context, ManagedObject<?> managedObject, Collection<LocalizableMessage> unacceptableReasons) Determines whether the newly created managed object which is about to be added to the server configuration satisfies this constraint.boolean
isDeleteAcceptable
(ManagementContext context, ManagedObjectPath<?, ?> path, Collection<LocalizableMessage> unacceptableReasons) Determines whether the existing managed object which is about to be deleted from the server configuration satisfies this constraint.boolean
isModifyAcceptable
(ManagementContext context, ManagedObject<?> managedObject, Collection<LocalizableMessage> unacceptableReasons) Determines whether the changes to an existing managed object which are about to be committed to the server configuration satisfies this constraint.
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Constructor Details
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ClientConstraintHandler
protected ClientConstraintHandler()Creates a new client constraint handler.
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Method Details
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isAddAcceptable
public boolean isAddAcceptable(ManagementContext context, ManagedObject<?> managedObject, Collection<LocalizableMessage> unacceptableReasons) throws LdapException Determines whether the newly created managed object which is about to be added to the server configuration satisfies this constraint.If the constraint is not satisfied, the implementation must return
false
and add a message describing why the constraint was not satisfied.The default implementation is to return
true
.- Parameters:
context
- The management context.managedObject
- The new managed object.unacceptableReasons
- A list of messages to which error messages should be added.- Returns:
- Returns
true
if this constraint is satisfied, orfalse
if it is not. - Throws:
LdapException
- If an error occurs.
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isModifyAcceptable
public boolean isModifyAcceptable(ManagementContext context, ManagedObject<?> managedObject, Collection<LocalizableMessage> unacceptableReasons) throws LdapException Determines whether the changes to an existing managed object which are about to be committed to the server configuration satisfies this constraint.If the constraint is not satisfied, the implementation must return
false
and add a message describing why the constraint was not satisfied.The default implementation is to return
true
.- Parameters:
context
- The management context.managedObject
- The modified managed object.unacceptableReasons
- A list of messages to which error messages should be added.- Returns:
- Returns
true
if this modify is satisfied, orfalse
if it is not. - Throws:
LdapException
- If an error occurs.
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isDeleteAcceptable
public boolean isDeleteAcceptable(ManagementContext context, ManagedObjectPath<?, ?> path, Collection<LocalizableMessage> unacceptableReasons) throws LdapExceptionDetermines whether the existing managed object which is about to be deleted from the server configuration satisfies this constraint.If the constraint is not satisfied, the implementation must return
false
and add a message describing why the constraint was not satisfied.The default implementation is to return
true
.- Parameters:
context
- The management context.path
- The path of the managed object which is about to be deleted.unacceptableReasons
- A list of messages to which error messages should be added.- Returns:
- Returns
true
if this constraint is satisfied, orfalse
if it is not. - Throws:
LdapException
- If an error occurs.
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