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[DL-Learner SVN] SF.net SVN: dl-learner: [634] trunk/src/dl-learner/org/dllearner
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From: <jen...@us...> - 2008-02-24 16:28:42
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Revision: 634
http://dl-learner.svn.sourceforge.net/dl-learner/?rev=634&view=rev
Author: jenslehmann
Date: 2008-02-24 08:27:53 -0800 (Sun, 24 Feb 2008)
Log Message:
-----------
aligned core OWL structures closer to OWL 1.1 structure spec
Modified Paths:
--------------
trunk/src/dl-learner/org/dllearner/core/owl/CardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeCardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeExactCardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMaxCardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMinCardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeProperty.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeQuantorRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeSomeRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/DatatypeValueRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectAllRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectCardinalityRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectPropertyExpression.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectQuantorRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectSomeRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ObjectValueRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/Property.java
trunk/src/dl-learner/org/dllearner/core/owl/PropertyExpression.java
trunk/src/dl-learner/org/dllearner/core/owl/QuantorRestriction.java
trunk/src/dl-learner/org/dllearner/core/owl/Restriction.java
trunk/src/dl-learner/org/dllearner/core/owl/ValueRestriction.java
trunk/src/dl-learner/org/dllearner/utilities/RoleComparator.java
Modified: trunk/src/dl-learner/org/dllearner/core/owl/CardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/CardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/CardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -25,4 +25,27 @@
*/
public abstract class CardinalityRestriction extends Restriction {
+ int cardinality;
+ PropertyRange propertyRange;
+
+ public CardinalityRestriction(PropertyExpression propertyExpression, PropertyRange propertyRange, int cardinality) {
+ super(propertyExpression);
+ this.propertyRange = propertyRange;
+ this.cardinality = cardinality;
+ }
+
+ /**
+ * @return the cardinality
+ */
+ public int getCardinality() {
+ return cardinality;
+ }
+
+ /**
+ * @return the propertyRange
+ */
+ public PropertyRange getPropertyRange() {
+ return propertyRange;
+ }
+
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeCardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeCardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeCardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -25,4 +25,9 @@
*/
public abstract class DatatypeCardinalityRestriction extends CardinalityRestriction {
+ public DatatypeCardinalityRestriction(DatatypeProperty datatypeProperty,
+ DataRange dataRange, int cardinality) {
+ super(datatypeProperty, dataRange, cardinality);
+ }
+
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeExactCardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeExactCardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeExactCardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -27,6 +27,17 @@
*/
public class DatatypeExactCardinalityRestriction extends DatatypeCardinalityRestriction {
+ /**
+ * @param datatypeProperty
+ * @param dataRange
+ * @param cardinality
+ */
+ public DatatypeExactCardinalityRestriction(DatatypeProperty datatypeProperty,
+ DataRange dataRange, int cardinality) {
+ super(datatypeProperty, dataRange, cardinality);
+ // TODO Auto-generated constructor stub
+ }
+
/* (non-Javadoc)
* @see org.dllearner.core.owl.Concept#getArity()
*/
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMaxCardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMaxCardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMaxCardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -27,6 +27,17 @@
*/
public class DatatypeMaxCardinalityRestriction extends DatatypeCardinalityRestriction {
+ /**
+ * @param datatypeProperty
+ * @param dataRange
+ * @param cardinality
+ */
+ public DatatypeMaxCardinalityRestriction(DatatypeProperty datatypeProperty,
+ DataRange dataRange, int cardinality) {
+ super(datatypeProperty, dataRange, cardinality);
+ // TODO Auto-generated constructor stub
+ }
+
/* (non-Javadoc)
* @see org.dllearner.core.owl.Concept#getArity()
*/
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMinCardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMinCardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeMinCardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -27,6 +27,17 @@
*/
public class DatatypeMinCardinalityRestriction extends DatatypeCardinalityRestriction {
+ /**
+ * @param datatypeProperty
+ * @param dataRange
+ * @param cardinality
+ */
+ public DatatypeMinCardinalityRestriction(DatatypeProperty datatypeProperty,
+ DataRange dataRange, int cardinality) {
+ super(datatypeProperty, dataRange, cardinality);
+ // TODO Auto-generated constructor stub
+ }
+
/* (non-Javadoc)
* @see org.dllearner.core.owl.Concept#getArity()
*/
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeProperty.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeProperty.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeProperty.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -27,7 +27,7 @@
* @author Jens Lehmann
*
*/
-public class DatatypeProperty extends PropertyExpression implements Property, NamedKBElement {
+public class DatatypeProperty implements Property, NamedKBElement {
protected String name;
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeQuantorRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeQuantorRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeQuantorRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -25,4 +25,11 @@
*/
public abstract class DatatypeQuantorRestriction extends QuantorRestriction {
+ /**
+ * @param propertyExpression
+ */
+ public DatatypeQuantorRestriction(DatatypeProperty datatypeProperty) {
+ super(datatypeProperty);
+ }
+
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeSomeRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeSomeRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeSomeRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -32,8 +32,13 @@
*/
public class DatatypeSomeRestriction extends DatatypeQuantorRestriction {
+ /**
+ * @param datatypeProperty
+ */
+ public DatatypeSomeRestriction(DatatypeProperty datatypeProperty) {
+ super(datatypeProperty);
+ }
-
/* (non-Javadoc)
* @see org.dllearner.core.owl.Description#getArity()
*/
Modified: trunk/src/dl-learner/org/dllearner/core/owl/DatatypeValueRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/DatatypeValueRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/DatatypeValueRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -31,26 +31,53 @@
*/
public class DatatypeValueRestriction extends ValueRestriction {
-// public DatatypeValueRestriction(DatatypeProperty)
+ public DatatypeValueRestriction(DatatypeProperty restrictedPropertyExpression, Constant value) {
+ super(restrictedPropertyExpression, value);
+ }
/* (non-Javadoc)
- * @see org.dllearner.core.owl.Description#accept(org.dllearner.core.owl.DescriptionVisitor)
+ * @see org.dllearner.core.owl.Description#toManchesterSyntaxString()
*/
@Override
- public void accept(DescriptionVisitor visitor) {
- visitor.visit(this);
- }
-
- public void accept(KBElementVisitor visitor) {
- visitor.visit(this);
+ public String toManchesterSyntaxString(String baseURI, Map<String,String> prefixes) {
+ // TODO Auto-generated method stub
+ return null;
}
/* (non-Javadoc)
- * @see org.dllearner.core.owl.Description#toManchesterSyntaxString()
+ * @see org.dllearner.core.owl.Description#getArity()
*/
@Override
- public String toManchesterSyntaxString(String baseURI, Map<String,String> prefixes) {
+ public int getArity() {
// TODO Auto-generated method stub
- return null;
+ return 0;
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.owl.KBElement#getLength()
+ */
+ public int getLength() {
+ return 1 + restrictedPropertyExpression.getLength() + value.getLength();
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.owl.KBElement#toString(java.lang.String, java.util.Map)
+ */
+ public String toString(String baseURI, Map<String, String> prefixes) {
+ return restrictedPropertyExpression.toString(baseURI, prefixes) + " = " + value.toString(baseURI, prefixes);
+ }
+
+ @Override
+ public Constant getValue() {
+ return (Constant) value;
}
+
+ @Override
+ public void accept(DescriptionVisitor visitor) {
+ visitor.visit(this);
+ }
+
+ public void accept(KBElementVisitor visitor) {
+ visitor.visit(this);
+ }
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectAllRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectAllRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectAllRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -35,12 +35,12 @@
}
public String toString(String baseURI, Map<String,String> prefixes) {
- return "ALL " + role + "." + children.get(0).toString(baseURI, prefixes);
+ return "ALL " + restrictedPropertyExpression.toString(baseURI, prefixes) + "." + children.get(0).toString(baseURI, prefixes);
}
@Override
public String toManchesterSyntaxString(String baseURI, Map<String, String> prefixes) {
- return role.toString(baseURI, prefixes) + " some " + children.get(0).toManchesterSyntaxString(baseURI, prefixes);
+ return restrictedPropertyExpression.toString(baseURI, prefixes) + " some " + children.get(0).toManchesterSyntaxString(baseURI, prefixes);
}
/* (non-Javadoc)
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectCardinalityRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectCardinalityRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectCardinalityRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -6,6 +6,7 @@
protected int number;
public ObjectCardinalityRestriction(int number, ObjectPropertyExpression role, Description c) {
+ super(role, c, number);
addChild(c);
this.role = role;
this.number = number;
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectPropertyExpression.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectPropertyExpression.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectPropertyExpression.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -27,7 +27,7 @@
* @author Jens Lehmann
*
*/
-public abstract class ObjectPropertyExpression extends PropertyExpression implements KBElement {
+public abstract class ObjectPropertyExpression implements PropertyExpression {
protected String name;
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectQuantorRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectQuantorRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectQuantorRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -1,20 +1,42 @@
+/**
+ * Copyright (C) 2007-2008, Jens Lehmann
+ *
+ * This file is part of DL-Learner.
+ *
+ * DL-Learner is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * DL-Learner is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
package org.dllearner.core.owl;
+/**
+ *
+ * @author Jens Lehmann
+ *
+ */
public abstract class ObjectQuantorRestriction extends QuantorRestriction {
- ObjectPropertyExpression role;
-
public ObjectQuantorRestriction(ObjectPropertyExpression role, Description c) {
- this.role = role;
+ super(role);
addChild(c);
}
public ObjectPropertyExpression getRole() {
- return role;
+ return (ObjectPropertyExpression) restrictedPropertyExpression;
}
public int getLength() {
- return 1 + role.getLength() + getChild(0).getLength();
+ return 1 + restrictedPropertyExpression.getLength() + getChild(0).getLength();
}
@Override
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectSomeRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectSomeRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectSomeRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -34,12 +34,12 @@
}
public String toString(String baseURI, Map<String,String> prefixes) {
- return "EXISTS " + role.toString(baseURI, prefixes) + "." + children.get(0).toString(baseURI, prefixes);
+ return "EXISTS " + restrictedPropertyExpression.toString(baseURI, prefixes) + "." + children.get(0).toString(baseURI, prefixes);
}
@Override
public String toManchesterSyntaxString(String baseURI, Map<String, String> prefixes) {
- return role.toString(baseURI, prefixes) + " only " + children.get(0).toManchesterSyntaxString(baseURI, prefixes);
+ return restrictedPropertyExpression.toString(baseURI, prefixes) + " only " + children.get(0).toManchesterSyntaxString(baseURI, prefixes);
}
/* (non-Javadoc)
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ObjectValueRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ObjectValueRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ObjectValueRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -30,16 +30,11 @@
*/
public class ObjectValueRestriction extends ValueRestriction {
- /* (non-Javadoc)
- * @see org.dllearner.core.owl.Description#accept(org.dllearner.core.owl.DescriptionVisitor)
+ /**
+ * @param property
*/
- @Override
- public void accept(DescriptionVisitor visitor) {
- visitor.visit(this);
- }
-
- public void accept(KBElementVisitor visitor) {
- visitor.visit(this);
+ public ObjectValueRestriction(Property property, Individual value) {
+ super(property, value);
}
/* (non-Javadoc)
@@ -49,5 +44,43 @@
public String toManchesterSyntaxString(String baseURI, Map<String, String> prefixes) {
// TODO Auto-generated method stub
return null;
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.owl.Description#getArity()
+ */
+ @Override
+ public int getArity() {
+ // TODO Auto-generated method stub
+ return 0;
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.owl.KBElement#getLength()
+ */
+ public int getLength() {
+ // TODO Auto-generated method stub
+ return 0;
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.owl.KBElement#toString(java.lang.String, java.util.Map)
+ */
+ public String toString(String baseURI, Map<String, String> prefixes) {
+ // TODO Auto-generated method stub
+ return null;
}
+
+ public Individual getIndividual() {
+ return (Individual) value;
+ }
+
+ @Override
+ public void accept(DescriptionVisitor visitor) {
+ visitor.visit(this);
+ }
+
+ public void accept(KBElementVisitor visitor) {
+ visitor.visit(this);
+ }
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/Property.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/Property.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/Property.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -23,6 +23,6 @@
* @author Jens Lehmann
*
*/
-public interface Property extends NamedKBElement {
+public interface Property extends PropertyExpression, NamedKBElement {
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/PropertyExpression.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/PropertyExpression.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/PropertyExpression.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -23,6 +23,6 @@
* @author Jens Lehmann
*
*/
-public abstract class PropertyExpression implements KBElement {
+public interface PropertyExpression extends KBElement {
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/QuantorRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/QuantorRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/QuantorRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -25,4 +25,8 @@
*/
public abstract class QuantorRestriction extends Restriction {
+ public QuantorRestriction(PropertyExpression restrictedPropertyExpression) {
+ super(restrictedPropertyExpression);
+ }
+
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/Restriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/Restriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/Restriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -20,10 +20,21 @@
package org.dllearner.core.owl;
/**
+ * A restriction always acts along a property expression.
+ *
* @author Jens Lehmann
*
*/
public abstract class Restriction extends Description {
+
+ PropertyExpression restrictedPropertyExpression;
+
+ public Restriction(PropertyExpression restrictedPropertyExpression) {
+ this.restrictedPropertyExpression = restrictedPropertyExpression;
+ }
-
+ public PropertyExpression getRestrictedPropertyExpression() {
+ return restrictedPropertyExpression;
+ }
+
}
Modified: trunk/src/dl-learner/org/dllearner/core/owl/ValueRestriction.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/core/owl/ValueRestriction.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/core/owl/ValueRestriction.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -19,37 +19,22 @@
*/
package org.dllearner.core.owl;
-import java.util.Map;
-
/**
+ *
+ *
* @author Jens Lehmann
*
*/
-public abstract class ValueRestriction extends Description {
+public abstract class ValueRestriction extends Restriction {
- /* (non-Javadoc)
- * @see org.dllearner.core.owl.Concept#getArity()
- */
- @Override
- public int getArity() {
- // TODO Auto-generated method stub
- return 0;
+ KBElement value;
+
+ public ValueRestriction(PropertyExpression propertyExpression, KBElement value) {
+ super(propertyExpression);
}
- /* (non-Javadoc)
- * @see org.dllearner.core.owl.KBElement#getLength()
- */
- public int getLength() {
- // TODO Auto-generated method stub
- return 0;
+ public KBElement getValue() {
+ return value;
}
-
- /* (non-Javadoc)
- * @see org.dllearner.core.owl.KBElement#toString(java.lang.String, java.util.Map)
- */
- public String toString(String baseURI, Map<String, String> prefixes) {
- // TODO Auto-generated method stub
- return null;
- }
-
+
}
Modified: trunk/src/dl-learner/org/dllearner/utilities/RoleComparator.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/utilities/RoleComparator.java 2008-02-24 08:45:08 UTC (rev 633)
+++ trunk/src/dl-learner/org/dllearner/utilities/RoleComparator.java 2008-02-24 16:27:53 UTC (rev 634)
@@ -1,3 +1,22 @@
+/**
+ * Copyright (C) 2007-2008, Jens Lehmann
+ *
+ * This file is part of DL-Learner.
+ *
+ * DL-Learner is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * DL-Learner is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
package org.dllearner.utilities;
import java.util.Comparator;
@@ -5,6 +24,12 @@
import org.dllearner.core.owl.ObjectProperty;
import org.dllearner.core.owl.ObjectPropertyExpression;
+/**
+ * Compares two object properties.
+ *
+ * @author Jens Lehmann
+ *
+ */
public class RoleComparator implements Comparator<ObjectPropertyExpression> {
public int compare(ObjectPropertyExpression r1, ObjectPropertyExpression r2) {
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