org.apache.derby.impl.sql.execute

Class PrivilegeInfo

java.lang.Object

org.apache.derby.impl.sql.execute.PrivilegeInfo

Direct Known Subclasses:

GenericPrivilegeInfo, RoutinePrivilegeInfo, TablePrivilegeInfo

public abstract class PrivilegeInfo
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
PrivilegeInfo()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	addWarningIfPrivilegeNotRevoked(Activation activation, boolean grant, boolean privileges_revoked, java.lang.String grantee) This method adds a warning if a revoke statement has not revoked any privileges from a grantee.
protected void	checkOwnership(java.lang.String user, TupleDescriptor objectDescriptor, SchemaDescriptor sd, DataDictionary dd) Determines whether a user is the owner of an object (table, function, or procedure).
abstract void	executeGrantRevoke(Activation activation, boolean grant, java.util.List grantees) This is the guts of the Execution-time logic for GRANT/REVOKE

Methods inherited from class java.lang.Object

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

Constructor Detail

PrivilegeInfo

public PrivilegeInfo()

Method Detail

executeGrantRevoke

public abstract void executeGrantRevoke(Activation activation,
                      boolean grant,
                      java.util.List grantees)
                                 throws StandardException

This is the guts of the Execution-time logic for GRANT/REVOKE

Parameters:

activation -

grant - true if grant, false if revoke

grantees - a list of authorization ids (strings)

Throws:

StandardException - Thrown on failure

checkOwnership

protected void checkOwnership(java.lang.String user,
                  TupleDescriptor objectDescriptor,
                  SchemaDescriptor sd,
                  DataDictionary dd)
                       throws StandardException

Determines whether a user is the owner of an object (table, function, or procedure). Note that Database Owner can access database objects without needing to be their owner

Parameters:

user - authorizationId of current user

objectDescriptor - object being checked against

sd - SchemaDescriptor

dd - DataDictionary

Throws:

StandardException - if user does not own the object

addWarningIfPrivilegeNotRevoked

protected void addWarningIfPrivilegeNotRevoked(Activation activation,
                                   boolean grant,
                                   boolean privileges_revoked,
                                   java.lang.String grantee)

This method adds a warning if a revoke statement has not revoked any privileges from a grantee.

Parameters:

activation -

grant - true if grant, false if revoke

privileges_revoked - true, if at least one privilege has been revoked from a grantee, false otherwise

grantee - authorization id of the user