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/*
* Copyright (c) 2013 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.security.impl;
import org.eclipse.emf.cdo.common.branch.CDOBranchPoint;
import org.eclipse.emf.cdo.common.revision.CDORevision;
import org.eclipse.emf.cdo.common.revision.CDORevisionProvider;
import org.eclipse.emf.cdo.security.ClassFilter;
import org.eclipse.emf.cdo.security.SecurityPackage;
import org.eclipse.emf.ecore.EClass;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Class Filter</b></em>'.
* @since 4.3
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.cdo.security.impl.ClassFilterImpl#getApplicableClass <em>Applicable Class</em>}</li>
* <li>{@link org.eclipse.emf.cdo.security.impl.ClassFilterImpl#isSubTypes <em>Sub Types</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class ClassFilterImpl extends PermissionFilterImpl implements ClassFilter
{
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ClassFilterImpl()
{
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass()
{
return SecurityPackage.Literals.CLASS_FILTER;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EClass getApplicableClass()
{
return (EClass)eGet(SecurityPackage.Literals.CLASS_FILTER__APPLICABLE_CLASS, true);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setApplicableClass(EClass newApplicableClass)
{
eSet(SecurityPackage.Literals.CLASS_FILTER__APPLICABLE_CLASS, newApplicableClass);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isSubTypes()
{
return (Boolean)eGet(SecurityPackage.Literals.CLASS_FILTER__SUB_TYPES, true);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setSubTypes(boolean newSubTypes)
{
eSet(SecurityPackage.Literals.CLASS_FILTER__SUB_TYPES, newSubTypes);
}
@Override
protected boolean filter(CDORevision revision, CDORevisionProvider revisionProvider, CDOBranchPoint securityContext,
int level) throws Exception
{
EClass actualClass = revision.getEClass();
EClass applicableClass = getApplicableClass();
if (isSubTypes())
{
return applicableClass.isSuperTypeOf(actualClass);
}
return applicableClass == actualClass;
}
public String format()
{
String label = "?";
EClass applicableClass = getApplicableClass();
if (applicableClass != null)
{
label = applicableClass.getEPackage().getName() + "." + applicableClass.getName();
}
String operator = formatOperator();
return "class" + operator + label;
}
private String formatOperator()
{
return isSubTypes() ? " >= " : " == ";
}
} // ClassFilterImpl
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