org.apache.derby.impl.sql.execute
Class GrantRoleConstantAction
java.lang.Object
org.apache.derby.impl.sql.execute.DDLConstantAction
org.apache.derby.impl.sql.execute.GrantRoleConstantAction
- All Implemented Interfaces:
- ConstantAction
class GrantRoleConstantAction
- extends DDLConstantAction
This class performs actions that are ALWAYS performed for a
GRANT role statement at execution time.
Descriptors corresponding to the grants are stored in the
SYS.SYSROLES table, along with the role definitions, cf
CreateRoleConstantAction.
Constructor Summary |
GrantRoleConstantAction(java.util.List roleNames,
java.util.List grantees)
Make the ConstantAction for a CREATE ROLE statement. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
roleNames
private java.util.List roleNames
grantees
private java.util.List grantees
withAdminOption
private final boolean withAdminOption
- See Also:
- Constant Field Values
GrantRoleConstantAction
public GrantRoleConstantAction(java.util.List roleNames,
java.util.List grantees)
- Make the ConstantAction for a CREATE ROLE statement.
When executed, will create a role by the given name.
- Parameters:
roleNames
- List of the names of the roles being grantedgrantees
- List of the authorization ids granted to role
executeConstantAction
public void executeConstantAction(Activation activation)
throws StandardException
- This is the guts of the Execution-time logic for GRANT role.
- Parameters:
activation
- The execution environment for this constant action.
- Throws:
StandardException
- Thrown on failure- See Also:
ConstantAction.executeConstantAction(org.apache.derby.iapi.sql.Activation)
checkCircularity
private void checkCircularity(java.lang.String role,
java.lang.String grantee,
java.lang.String grantor,
TransactionController tc,
DataDictionary dd)
throws StandardException
- Check that allowing this grant to go ahead does nto create a
circularity in the GRANT role relation graph, cf. Section 12.5,
Syntax rule 1 of ISO/IEC 9075-2 2003.
- Parameters:
role
- The role about to be grantedgrantee
- The role to which role
is to be grantedgrantor
- Who does the granting
- Throws:
StandardException
- normal error policy. Throws
AUTH_ROLE_GRANT_CIRCULARITY if a
circularity is detected.
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object
Apache Derby V10.6 Internals - Copyright © 2004,2007 The Apache Software Foundation. All Rights Reserved.