ATLAS-1873: renamed AtlasRelationshipEndPoint to AtlasRelationshipEnd

Signed-off-by: Madhan Neethiraj <madhan@apache.org>
diff --git a/common/src/main/java/org/apache/atlas/repository/Constants.java b/common/src/main/java/org/apache/atlas/repository/Constants.java
index b07934b..ac02252 100644
--- a/common/src/main/java/org/apache/atlas/repository/Constants.java
+++ b/common/src/main/java/org/apache/atlas/repository/Constants.java
@@ -58,8 +58,8 @@
     public static final String TYPEOPTIONS_PROPERTY_KEY = INTERNAL_PROPERTY_KEY_PREFIX + "type.options";
 
     // relationship def constants
-    public static final String RELATIONSHIPTYPE_ENDPOINT1_KEY = "endPointDef1";
-    public static final String RELATIONSHIPTYPE_ENDPOINT2_KEY = "endPointDef2";
+    public static final String RELATIONSHIPTYPE_END1_KEY = "endDef1";
+    public static final String RELATIONSHIPTYPE_END2_KEY = "endDef2";
     public static final String RELATIONSHIPTYPE_CATEGORY_KEY = "relationshipCategory";
     public static final String RELATIONSHIPTYPE_TAG_PROPAGATION_KEY = "tagPropagation";
     /**
diff --git a/intg/src/main/java/org/apache/atlas/AtlasErrorCode.java b/intg/src/main/java/org/apache/atlas/AtlasErrorCode.java
index ca2f3d0..6c33f40 100644
--- a/intg/src/main/java/org/apache/atlas/AtlasErrorCode.java
+++ b/intg/src/main/java/org/apache/atlas/AtlasErrorCode.java
@@ -71,14 +71,14 @@
     BAD_REQUEST(400, "ATLAS-400-00-029", "{0}"),
     PARAMETER_PARSING_FAILED(400, "ATLAS-400-00-02A", "Parameter parsing failed at: {0}"),
     MISSING_MANDATORY_ATTRIBUTE(400, "ATLAS-400-00-02B", "Mandatory field {0}.{1} has empty/null value"),
-    RELATIONSHIPDEF_INSUFFICIENT_ENDPOINTS(400,  "ATLAS-400-00-02C", "Relationship def {0} creation attempted without 2 end points"),
-    RELATIONSHIPDEF_DOUBLE_CONTAINERS(400,  "ATLAS-400-00-02D", "Relationship def {0} creation attempted with both end points as containers"),
+    RELATIONSHIPDEF_INSUFFICIENT_ENDS(400,  "ATLAS-400-00-02C", "relationshipDef {0} creation attempted without 2 ends"),
+    RELATIONSHIPDEF_DOUBLE_CONTAINERS(400,  "ATLAS-400-00-02D", "relationshipDef {0} creation attempted with both ends as containers"),
     RELATIONSHIPDEF_UNSUPPORTED_ATTRIBUTE_TYPE(400,  "ATLAS-400-00-02F", "Cannot set an Attribute with type {0} on relationship def {1}, as it is not a primitive type "),
-    RELATIONSHIPDEF_ASSOCIATION_AND_CONTAINER(400,  "ATLAS-400-00-030", "ASSOCIATION relationship def {0} creation attempted with an endpoint specifying isContainer"),
-    RELATIONSHIPDEF_COMPOSITION_NO_CONTAINER(400,  "ATLAS-400-00-031", "COMPOSITION relationship def {0} creation attempted without an endpoint specifying isContainer"),
-    RELATIONSHIPDEF_AGGREGATION_NO_CONTAINER(400,  "ATLAS-400-00-032", "AGGREGATION relationship def {0} creation attempted without an endpoint specifying isContainer"),
-    RELATIONSHIPDEF_COMPOSITION_SET_CONTAINER(400,  "ATLAS-400-00-033", "COMPOSITION relationship def {0} cannot have a SET cardinality and be a container"),
-    RELATIONSHIPDEF_LIST_ON_ENDPOINT(400,  "ATLAS-400-00-034", "relationship def {0} cannot have a LIST cardinality on an endpoint"),
+    RELATIONSHIPDEF_ASSOCIATION_AND_CONTAINER(400,  "ATLAS-400-00-030", "ASSOCIATION relationshipDef {0} creation attempted with an end specifying isContainer"),
+    RELATIONSHIPDEF_COMPOSITION_NO_CONTAINER(400,  "ATLAS-400-00-031", "COMPOSITION relationshipDef {0} creation attempted without an end specifying isContainer"),
+    RELATIONSHIPDEF_AGGREGATION_NO_CONTAINER(400,  "ATLAS-400-00-032", "AGGREGATION relationshipDef {0} creation attempted without an end specifying isContainer"),
+    RELATIONSHIPDEF_COMPOSITION_SET_CONTAINER(400,  "ATLAS-400-00-033", "COMPOSITION relationshipDef {0} cannot have a SET cardinality and be a container"),
+    RELATIONSHIPDEF_LIST_ON_END(400,  "ATLAS-400-00-034", "relationshipDef {0} cannot have a LIST cardinality on an end"),
     // All Not found enums go here
     TYPE_NAME_NOT_FOUND(404, "ATLAS-404-00-001", "Given typename {0} was invalid"),
     TYPE_GUID_NOT_FOUND(404, "ATLAS-404-00-002", "Given type guid {0} was invalid"),
diff --git a/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipDef.java b/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipDef.java
index eb8330e..fc820d4 100644
--- a/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipDef.java
+++ b/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipDef.java
@@ -39,8 +39,8 @@
  * As with other typeDefs the AtlasRelationshipDef has a name. Once created the RelationshipDef has a guid.
  * The name and the guid are the 2 ways that the RelationshipDef is identified.
  *
- * RelationshipDefs have 2 endpoints, each of which specify cardinality, an EntityDef type name and name and optionally
- * whether the endpoint is a container.
+ * RelationshipDefs have 2 ends, each of which specify cardinality, an EntityDef type name and name and optionally
+ * whether the end is a container.
  * RelationshipDefs can have AttributeDefs - though only primitive types are allowed.
  * RelationshipDefs have a relationshipCategory specifying the UML type of relationship required
  * RelationshipDefs also have a PropogateTag - indicating which way tags could flow over the relationships.
@@ -51,9 +51,9 @@
  * RelationshipDefs introduce new atributes to the entity instances. For example
  * EntityDef A might have attributes attr1,attr2,attr3
  * EntityDef B might have attributes attr4,attr5,attr6
- * RelationshipDef AtoB might define 2 endpoints
- *  endpoint1:  type A, name attr7
- *  endpoint1:  type B, name attr8
+ * RelationshipDef AtoB might define 2 ends
+ *  end1:  type A, name attr7
+ *  end1:  type B, name attr8
  *
  * When an instance of EntityDef A is created, it will have attributes attr1,attr2,attr3,attr7
  * When an instance of EntityDef B is created, it will have attributes attr4,attr5,attr6,attr8
@@ -88,11 +88,11 @@
      * PropagateTags indicates whether tags should propagate across the relationship instance.
      * Tags can propagate:
      * NONE - not at all
-     * ONE_TO_TWO - from endpoint 1 to 2
-     * TWO_TO_ONE - from endpoint 2 to 1
+     * ONE_TO_TWO - from end 1 to 2
+     * TWO_TO_ONE - from end 2 to 1
      * BOTH - both ways
      *
-     * Care needs to be taken when specifying. The use cases we are aware of this flag being useful are :
+     * Care needs to be taken when specifying. The use cases we are aware of where this flag is useful:
      *
      * - propagating confidentiality classifications from a table to columns - ONE_TO_TWO could be used here
      * - propagating classifications around Glossary synonyms - BOTH could be used here.
@@ -104,10 +104,10 @@
         NONE, ONE_TO_TWO, TWO_TO_ONE, BOTH
     };
 
-    private RelationshipCategory         relationshipCategory;
-    private PropagateTags                propagateTags;
-    private AtlasRelationshipEndPointDef endPointDef1;
-    private AtlasRelationshipEndPointDef endPointDef2;
+    private RelationshipCategory    relationshipCategory;
+    private PropagateTags           propagateTags;
+    private AtlasRelationshipEndDef endDef1;
+    private AtlasRelationshipEndDef endDef2;
 
     /**
      * AtlasRelationshipDef contructor
@@ -130,22 +130,23 @@
      *            and AGGREGATION
      * @param propagatetags
      *            -
-     * @param endPointDef1
-     *            - first endpoint. As endpoint specifies an entity
-     *            type and an attribute name. the attribute name then appears in
+     * @param endDef1
+     *            - first end. An end specifies an entity type and an attribute name. the attribute name then appears in
      *            the relationship instance
-     * @param endPointDef2
-     *            - second endpoint. The endpoints are defined as 1
-     *            ad 2 to avoid implying a direction. So we do not use to and
-     *            from.
+     * @param endDef2
+     *            - second end. An end specifies an entity type and an attribute name. the attribute name then appears in
+     *            the relationship instance
+     *
+     *            The ends are defined as 1 and 2 to avoid implying a direction. So we do not use to and from.
+     *
      * @throws AtlasBaseException
      */
     public AtlasRelationshipDef(String name, String description, String typeVersion,
                                 RelationshipCategory relationshipCategory,
                                 PropagateTags propagatetags,
-                                AtlasRelationshipEndPointDef endPointDef1,
-                                AtlasRelationshipEndPointDef endPointDef2) throws AtlasBaseException {
-        this(name, description, typeVersion, relationshipCategory,propagatetags, endPointDef1, endPointDef2,
+                                AtlasRelationshipEndDef endDef1,
+                                AtlasRelationshipEndDef endDef2) throws AtlasBaseException {
+        this(name, description, typeVersion, relationshipCategory,propagatetags, endDef1, endDef2,
              new ArrayList<AtlasAttributeDef>());
     }
 
@@ -162,12 +163,12 @@
      *            and AGGREGATION
      * @param propagatetags
      *            -
-     * @param endPointDef1
-     *            - First endpoint. As endpoint specifies an entity
+     * @param endDef1
+     *            - First end. As end specifies an entity
      *            type and an attribute name. the attribute name then appears in
      *            the relationship instance
-     * @param endPointDef2
-     *            - Second endpoint. The endpoints are defined as 1
+     * @param endDef2
+     *            - Second end. The ends are defined as 1
      *            ad 2 to avoid implying a direction. So we do not use to and
      *            from.
      * @param attributeDefs
@@ -175,15 +176,15 @@
      */
     public AtlasRelationshipDef(String name, String description, String typeVersion,
                                 RelationshipCategory relationshipCategory,
-                                PropagateTags propagatetags, AtlasRelationshipEndPointDef endPointDef1,
-                                AtlasRelationshipEndPointDef endPointDef2, List<AtlasAttributeDef> attributeDefs)
+                                PropagateTags propagatetags, AtlasRelationshipEndDef endDef1,
+                                AtlasRelationshipEndDef endDef2, List<AtlasAttributeDef> attributeDefs)
             {
         super(TypeCategory.RELATIONSHIP, name, description, typeVersion, attributeDefs, null);
 
         setRelationshipCategory(relationshipCategory);
         setPropagateTags(propagatetags);
-        setEndPointDef1(endPointDef1);
-        setEndPointDef2(endPointDef2);
+        setEndDef1(endDef1);
+        setEndDef2(endDef2);
     }
 
     public void setRelationshipCategory(RelationshipCategory relationshipCategory) {
@@ -202,20 +203,20 @@
         return this.propagateTags;
     }
 
-    public void setEndPointDef1(AtlasRelationshipEndPointDef endPointDef1) {
-        this.endPointDef1 = endPointDef1;
+    public void setEndDef1(AtlasRelationshipEndDef endDef1) {
+        this.endDef1 = endDef1;
     }
 
-    public AtlasRelationshipEndPointDef getEndPointDef1() {
-        return this.endPointDef1;
+    public AtlasRelationshipEndDef getEndDef1() {
+        return this.endDef1;
     }
 
-    public void setEndPointDef2(AtlasRelationshipEndPointDef endPointDef2) {
-        this.endPointDef2 = endPointDef2;
+    public void setEndDef2(AtlasRelationshipEndDef endDef2) {
+        this.endDef2 = endDef2;
     }
 
-    public AtlasRelationshipEndPointDef getEndPointDef2() {
-        return this.endPointDef2;
+    public AtlasRelationshipEndDef getEndDef2() {
+        return this.endDef2;
     }
 
     public AtlasRelationshipDef(AtlasRelationshipDef other) throws AtlasBaseException {
@@ -224,8 +225,8 @@
         if (other != null) {
             setRelationshipCategory(other.getRelationshipCategory());
             setPropagateTags(other.getPropagateTags());
-            setEndPointDef1(other.getEndPointDef1());
-            setEndPointDef2(other.getEndPointDef2());
+            setEndDef1(other.getEndDef1());
+            setEndDef2(other.getEndDef2());
         }
     }
     @Override
@@ -241,9 +242,9 @@
         sb.append(',');
         sb.append(this.propagateTags);
         sb.append(',');
-        sb.append(this.endPointDef1.toString());
+        sb.append(this.endDef1.toString());
         sb.append(',');
-        sb.append(this.endPointDef2.toString());
+        sb.append(this.endDef2.toString());
         sb.append('}');
         return sb;
     }
@@ -262,14 +263,14 @@
             return false;
         if (!Objects.equals(propagateTags, that.getPropagateTags()))
             return false;
-        if (!Objects.equals(endPointDef1, that.getEndPointDef1()))
+        if (!Objects.equals(endDef1, that.getEndDef1()))
             return false;
-        return (Objects.equals(endPointDef2, that.getEndPointDef2()));
+        return (Objects.equals(endDef2, that.getEndDef2()));
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(super.hashCode(), relationshipCategory, propagateTags, endPointDef1, endPointDef2);
+        return Objects.hash(super.hashCode(), relationshipCategory, propagateTags, endDef1, endDef2);
     }
 
     @Override
diff --git a/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndPointDef.java b/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndDef.java
similarity index 80%
rename from intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndPointDef.java
rename to intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndDef.java
index dde8416..000d747 100644
--- a/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndPointDef.java
+++ b/intg/src/main/java/org/apache/atlas/model/typedef/AtlasRelationshipEndDef.java
@@ -32,7 +32,7 @@
 import static org.codehaus.jackson.annotate.JsonAutoDetect.Visibility.PUBLIC_ONLY;
 
 /**
- * The relationshipEndPointsDef represents an end of the relationship. The end of the relationship is defined by a type, an
+ * The relationshipEndDef represents an end of the relationship. The end of the relationship is defined by a type, an
  * attribute name, cardinality and whether it  is the container end of the relationship.
  */
 @JsonAutoDetect(getterVisibility = PUBLIC_ONLY, setterVisibility = PUBLIC_ONLY, fieldVisibility = NONE)
@@ -40,14 +40,14 @@
 @JsonIgnoreProperties(ignoreUnknown = true)
 @XmlRootElement
 @XmlAccessorType(XmlAccessType.PROPERTY)
-public class AtlasRelationshipEndPointDef implements Serializable {
+public class AtlasRelationshipEndDef implements Serializable {
     private static final long serialVersionUID = 1L;
     /**
-     * The type associated with the endpoint.
+     * The type associated with the end.
      */
     private String type;
     /**
-     * The name of the attribute for this endpoint
+     * The name of the attribute for this end
      */
     private String name;
 
@@ -56,14 +56,14 @@
      */
     private boolean isContainer;
     /**
-     * This is the cardinality of the end point
+     * This is the cardinality of the end
      */
     private Cardinality cardinality;
 
     /**
      * Base constructor
      */
-    public AtlasRelationshipEndPointDef() {
+    public AtlasRelationshipEndDef() {
         this(null, null, Cardinality.SINGLE, false);
     }
 
@@ -74,9 +74,9 @@
      * @param name
      *   - The name of the new attribute that the entity instance will pick up.
      * @param cardinality
-     *   - this indicates whether the end point is SINGLE (1) or SET (many)
+     *   - this indicates whether the end is SINGLE (1) or SET (many)
      */
-    public AtlasRelationshipEndPointDef(String typeName, String name, Cardinality cardinality) {
+    public AtlasRelationshipEndDef(String typeName, String name, Cardinality cardinality) {
         this(typeName, name, cardinality, false);
     }
 
@@ -87,11 +87,11 @@
      * @param name
      *   - The name of the new attribute that the entity instance will pick up.
      * @param cardinality
-     *   - whether the end point is SINGLE (1) or SET (many)
+     *   - whether the end is SINGLE (1) or SET (many)
      * @param isContainer
-     *   - whether the end point is a container or not
+     *   - whether the end is a container or not
      */
-    public AtlasRelationshipEndPointDef(String typeName, String name, Cardinality cardinality, boolean isContainer) {
+    public AtlasRelationshipEndDef(String typeName, String name, Cardinality cardinality, boolean isContainer) {
         setType(typeName);
         setName(name);
         setCardinality(cardinality);
@@ -115,7 +115,7 @@
     }
 
     /**
-     * set whether this endpoint is a container or not.
+     * set whether this end is a container or not.
      * @param isContainer
      */
     public void setIsContainer(boolean isContainer) {
@@ -127,7 +127,7 @@
     }
 
     /**
-     * set the cardinality SINGLE or SET on the endpoint.
+     * set the cardinality SINGLE or SET on the end.
      * @param cardinality
      */
     public void setCardinality(AtlasStructDef.AtlasAttributeDef.Cardinality cardinality) {
@@ -143,10 +143,10 @@
     }
 
     /**
-     * Construct using an existing AtlasRelationshipEndPointDef
+     * Construct using an existing AtlasRelationshipEndDef
      * @param other
      */
-    public AtlasRelationshipEndPointDef(AtlasRelationshipEndPointDef other) {
+    public AtlasRelationshipEndDef(AtlasRelationshipEndDef other) {
         if (other != null) {
             setType(other.getType());
             setName(other.getName());
@@ -160,7 +160,7 @@
             sb = new StringBuilder();
         }
 
-        sb.append("AtlasRelationshipEndPointsDef{");
+        sb.append("AtlasRelationshipEndDef{");
         sb.append("type='").append(type).append('\'');
         sb.append(", name==>'").append(name).append('\'');
         sb.append(", isContainer==>'").append(isContainer).append('\'');
@@ -176,7 +176,7 @@
             return true;
         if (o == null || getClass() != o.getClass())
             return false;
-        AtlasRelationshipEndPointDef that = (AtlasRelationshipEndPointDef) o;
+        AtlasRelationshipEndDef that = (AtlasRelationshipEndDef) o;
         return Objects.equals(type, that.type) && Objects.equals(name, that.name)
                 && (isContainer == that.isContainer) && (cardinality == that.cardinality);
     }
diff --git a/intg/src/main/java/org/apache/atlas/type/AtlasRelationshipType.java b/intg/src/main/java/org/apache/atlas/type/AtlasRelationshipType.java
index 6328108..eb2fc48 100644
--- a/intg/src/main/java/org/apache/atlas/type/AtlasRelationshipType.java
+++ b/intg/src/main/java/org/apache/atlas/type/AtlasRelationshipType.java
@@ -22,7 +22,7 @@
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef.RelationshipCategory;
-import org.apache.atlas.model.typedef.AtlasRelationshipEndPointDef;
+import org.apache.atlas.model.typedef.AtlasRelationshipEndDef;
 import org.apache.atlas.model.typedef.AtlasStructDef.AtlasAttributeDef;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -103,49 +103,49 @@
      * @throws AtlasBaseException
      */
     public static void validateAtlasRelationshipDef(AtlasRelationshipDef relationshipDef) throws AtlasBaseException {
-        AtlasRelationshipEndPointDef endPointDef1 = relationshipDef.getEndPointDef1();
-        AtlasRelationshipEndPointDef endPointDef2 = relationshipDef.getEndPointDef2();
-        boolean                      isContainer1 = endPointDef1.getIsContainer();
-        boolean                      isContainer2 = endPointDef2.getIsContainer();
-        RelationshipCategory relationshipCategory = relationshipDef.getRelationshipCategory();
-        String                       name         = relationshipDef.getName();
+        AtlasRelationshipEndDef endDef1              = relationshipDef.getEndDef1();
+        AtlasRelationshipEndDef endDef2              = relationshipDef.getEndDef2();
+        boolean                 isContainer1         = endDef1.getIsContainer();
+        boolean                 isContainer2         = endDef2.getIsContainer();
+        RelationshipCategory    relationshipCategory = relationshipDef.getRelationshipCategory();
+        String                  name                 = relationshipDef.getName();
 
         if (isContainer1 && isContainer2) {
             // we support 0 or 1 of these flags.
             throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_DOUBLE_CONTAINERS, name);
         }
         if ((isContainer1 || isContainer2)) {
-            // we have an isContainer defined in an endpoint
+            // we have an isContainer defined in an end
             if (relationshipCategory == RelationshipCategory.ASSOCIATION) {
                 // associations are not containment relaitonships - so do not allow an endpoiint with isContainer
                 throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_ASSOCIATION_AND_CONTAINER, name);
             }
         } else {
-            // we do not have an isContainer defined in an endpoint
+            // we do not have an isContainer defined in an end
             if (relationshipCategory == RelationshipCategory.COMPOSITION) {
-                // COMPOSITION needs one endpoint to be the container.
+                // COMPOSITION needs one end to be the container.
                 throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_NO_CONTAINER, name);
             } else if (relationshipCategory == RelationshipCategory.AGGREGATION) {
-                // AGGREGATION needs one endpoint to be the container.
+                // AGGREGATION needs one end to be the container.
                 throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_AGGREGATION_NO_CONTAINER, name);
             }
         }
         if (relationshipCategory == RelationshipCategory.COMPOSITION) {
             // composition containers should not be multiple cardinality
-            if (endPointDef1 != null &&
-                    endPointDef1.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
-                    endPointDef1.getIsContainer()) {
+            if (endDef1 != null &&
+                    endDef1.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
+                    endDef1.getIsContainer()) {
                 throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_SET_CONTAINER, name);
             }
-            if (endPointDef2 != null && endPointDef2 != null &&
-                    endPointDef2.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
-                    endPointDef2.getIsContainer()) {
+            if (endDef2 != null && endDef2 != null &&
+                    endDef2.getCardinality() == AtlasAttributeDef.Cardinality.SET &&
+                    endDef2.getIsContainer()) {
                 throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_COMPOSITION_SET_CONTAINER, name);
             }
         }
-        if ((endPointDef1 != null && endPointDef1.getCardinality() == AtlasAttributeDef.Cardinality.LIST) ||
-                (endPointDef2 != null && endPointDef2.getCardinality() == AtlasAttributeDef.Cardinality.LIST)) {
-            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_ENDPOINT, name);
+        if ((endDef1 != null && endDef1.getCardinality() == AtlasAttributeDef.Cardinality.LIST) ||
+                (endDef2 != null && endDef2.getCardinality() == AtlasAttributeDef.Cardinality.LIST)) {
+            throw new AtlasBaseException(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_END, name);
         }
     }
-}
\ No newline at end of file
+}
diff --git a/intg/src/test/java/org/apache/atlas/model/typedef/TestAtlasRelationshipDef.java b/intg/src/test/java/org/apache/atlas/model/typedef/TestAtlasRelationshipDef.java
index 78efa6e..7989a24 100644
--- a/intg/src/test/java/org/apache/atlas/model/typedef/TestAtlasRelationshipDef.java
+++ b/intg/src/test/java/org/apache/atlas/model/typedef/TestAtlasRelationshipDef.java
@@ -38,8 +38,8 @@
     @Test
     public void testRelationshipDefSerDeEmpty() throws AtlasBaseException {
 
-        AtlasRelationshipEndPointDef ep1 = new AtlasRelationshipEndPointDef("typeA", "attr1", Cardinality.SINGLE);
-        AtlasRelationshipEndPointDef ep2 = new AtlasRelationshipEndPointDef("typeB", "attr2", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep1 = new AtlasRelationshipEndDef("typeA", "attr1", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep2 = new AtlasRelationshipEndDef("typeB", "attr2", Cardinality.SINGLE);
         AtlasRelationshipDef relationshipDef = new AtlasRelationshipDef("emptyRelationshipDef", "desc 1", "version1",
                 RelationshipCategory.ASSOCIATION, AtlasRelationshipDef.PropagateTags.ONE_TO_TWO, ep1, ep2);
 
@@ -58,8 +58,8 @@
     @Test
     public void testRelationshipDefSerDeAttributes() throws AtlasBaseException {
 
-        AtlasRelationshipEndPointDef ep1 = new AtlasRelationshipEndPointDef("typeA", "attr1", Cardinality.SINGLE);
-        AtlasRelationshipEndPointDef ep2 = new AtlasRelationshipEndPointDef("typeB", "attr2", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep1 = new AtlasRelationshipEndDef("typeA", "attr1", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep2 = new AtlasRelationshipEndDef("typeB", "attr2", Cardinality.SINGLE);
         AtlasRelationshipDef relationshipDef = new AtlasRelationshipDef("emptyRelationshipDef", "desc 1", "version1",
                 RelationshipCategory.ASSOCIATION, AtlasRelationshipDef.PropagateTags.ONE_TO_TWO, ep1, ep2);
         relationshipDef.setAttributeDefs(
@@ -77,8 +77,8 @@
     @Test
     public void testRelationshipEquals() throws AtlasBaseException {
 
-        AtlasRelationshipEndPointDef ep1 = new AtlasRelationshipEndPointDef("typeA", "attr1", Cardinality.SINGLE);
-        AtlasRelationshipEndPointDef ep2 = new AtlasRelationshipEndPointDef("typeB", "attr2", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep1 = new AtlasRelationshipEndDef("typeA", "attr1", Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep2 = new AtlasRelationshipEndDef("typeB", "attr2", Cardinality.SINGLE);
         AtlasRelationshipDef relationshipDef1 = new AtlasRelationshipDef("emptyRelationshipDef", "desc 1", "version1",
                 RelationshipCategory.ASSOCIATION, AtlasRelationshipDef.PropagateTags.ONE_TO_TWO, ep1, ep2);
         List<AtlasStructDef.AtlasAttributeDef> attributeDefs = ModelTestUtil.newAttributeDefsWithAllBuiltInTypesForRelationship(PREFIX_ATTRIBUTE_NAME);
diff --git a/intg/src/test/java/org/apache/atlas/type/TestAtlasRelationshipType.java b/intg/src/test/java/org/apache/atlas/type/TestAtlasRelationshipType.java
index 6af374a..7a4e9fd 100644
--- a/intg/src/test/java/org/apache/atlas/type/TestAtlasRelationshipType.java
+++ b/intg/src/test/java/org/apache/atlas/type/TestAtlasRelationshipType.java
@@ -20,20 +20,20 @@
 import org.apache.atlas.AtlasErrorCode;
 import org.apache.atlas.exception.AtlasBaseException;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef;
-import org.apache.atlas.model.typedef.AtlasRelationshipEndPointDef;
+import org.apache.atlas.model.typedef.AtlasRelationshipEndDef;
 import org.apache.atlas.model.typedef.AtlasStructDef;
 import org.testng.annotations.Test;
 
-import static org.testng.AssertJUnit.fail;
+import static org.testng.Assert.fail;
 public class TestAtlasRelationshipType {
     @Test
     public void testvalidateAtlasRelationshipDef() throws AtlasBaseException {
-        AtlasRelationshipEndPointDef ep1 = new AtlasRelationshipEndPointDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE);
-        AtlasRelationshipEndPointDef ep2 = new AtlasRelationshipEndPointDef("typeB", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE);
-        AtlasRelationshipEndPointDef ep3 = new AtlasRelationshipEndPointDef("typeC", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE, true);
-        AtlasRelationshipEndPointDef ep4 = new AtlasRelationshipEndPointDef("typeD", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE, true);
-        AtlasRelationshipEndPointDef ep5 = new AtlasRelationshipEndPointDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.SET,true);
-        AtlasRelationshipEndPointDef ep6 = new AtlasRelationshipEndPointDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.LIST,true);
+        AtlasRelationshipEndDef ep1 = new AtlasRelationshipEndDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep2 = new AtlasRelationshipEndDef("typeB", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE);
+        AtlasRelationshipEndDef ep3 = new AtlasRelationshipEndDef("typeC", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE, true);
+        AtlasRelationshipEndDef ep4 = new AtlasRelationshipEndDef("typeD", "attr2", AtlasStructDef.AtlasAttributeDef.Cardinality.SINGLE, true);
+        AtlasRelationshipEndDef ep5 = new AtlasRelationshipEndDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.SET,true);
+        AtlasRelationshipEndDef ep6 = new AtlasRelationshipEndDef("typeA", "attr1", AtlasStructDef.AtlasAttributeDef.Cardinality.LIST,true);
         AtlasRelationshipDef relationshipDef1 = new AtlasRelationshipDef("emptyRelationshipDef", "desc 1", "version1",
                 AtlasRelationshipDef.RelationshipCategory.ASSOCIATION, AtlasRelationshipDef.PropagateTags.ONE_TO_TWO, ep1, ep2);
         AtlasRelationshipDef relationshipDef2 = new AtlasRelationshipDef("emptyRelationshipDef", "desc 1", "version1",
@@ -88,7 +88,7 @@
             AtlasRelationshipType.validateAtlasRelationshipDef(relationshipDef);
             fail("This call is expected to fail");
         } catch (AtlasBaseException abe) {
-            if (!abe.getAtlasErrorCode().equals(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_ENDPOINT)) {
+            if (!abe.getAtlasErrorCode().equals(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_END)) {
                 fail("This call expected a different error");
             }
         }
@@ -98,7 +98,7 @@
             AtlasRelationshipType.validateAtlasRelationshipDef(relationshipDef);
             fail("This call is expected to fail");
         } catch (AtlasBaseException abe) {
-            if (!abe.getAtlasErrorCode().equals(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_ENDPOINT)) {
+            if (!abe.getAtlasErrorCode().equals(AtlasErrorCode.RELATIONSHIPDEF_LIST_ON_END)) {
                 fail("This call expected a different error");
             }
         }
diff --git a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasRelationshipDefStoreV1.java b/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasRelationshipDefStoreV1.java
index 96cd8d1..6992e22 100644
--- a/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasRelationshipDefStoreV1.java
+++ b/repository/src/main/java/org/apache/atlas/repository/store/graph/v1/AtlasRelationshipDefStoreV1.java
@@ -22,7 +22,7 @@
 import org.apache.atlas.model.typedef.AtlasRelationshipDef;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef.RelationshipCategory;
 import org.apache.atlas.model.typedef.AtlasRelationshipDef.PropagateTags;
-import org.apache.atlas.model.typedef.AtlasRelationshipEndPointDef;
+import org.apache.atlas.model.typedef.AtlasRelationshipEndDef;
 import org.apache.atlas.repository.Constants;
 import org.apache.atlas.repository.graphdb.AtlasVertex;
 import org.apache.atlas.repository.store.graph.AtlasRelationshipDefStore;
@@ -347,9 +347,9 @@
     private void updateVertexPreCreate(AtlasRelationshipDef relationshipDef, AtlasRelationshipType relationshipType,
                                        AtlasVertex vertex) throws AtlasBaseException {
         AtlasStructDefStoreV1.updateVertexPreCreate(relationshipDef, relationshipType, vertex, typeDefStore);
-        // Update endpoints
-        vertex.setProperty(Constants.RELATIONSHIPTYPE_ENDPOINT1_KEY, AtlasType.toJson(relationshipDef.getEndPointDef1()));
-        vertex.setProperty(Constants.RELATIONSHIPTYPE_ENDPOINT2_KEY, AtlasType.toJson(relationshipDef.getEndPointDef2()));
+        // Update ends
+        vertex.setProperty(Constants.RELATIONSHIPTYPE_END1_KEY, AtlasType.toJson(relationshipDef.getEndDef1()));
+        vertex.setProperty(Constants.RELATIONSHIPTYPE_END2_KEY, AtlasType.toJson(relationshipDef.getEndDef2()));
         // Update RelationshipCategory
         vertex.setProperty(Constants.RELATIONSHIPTYPE_CATEGORY_KEY, relationshipDef.getRelationshipCategory().name());
         vertex.setProperty(Constants.RELATIONSHIPTYPE_TAG_PROPAGATION_KEY, relationshipDef.getPropagateTags().name());
@@ -358,8 +358,8 @@
     private void updateVertexPreUpdate(AtlasRelationshipDef relationshipDef, AtlasRelationshipType relationshipType,
                                        AtlasVertex vertex) throws AtlasBaseException {
         AtlasStructDefStoreV1.updateVertexPreUpdate(relationshipDef, relationshipType, vertex, typeDefStore);
-        vertex.setProperty(Constants.RELATIONSHIPTYPE_ENDPOINT1_KEY, AtlasType.toJson(relationshipDef.getEndPointDef1()));
-        vertex.setProperty(Constants.RELATIONSHIPTYPE_ENDPOINT2_KEY, AtlasType.toJson(relationshipDef.getEndPointDef2()));
+        vertex.setProperty(Constants.RELATIONSHIPTYPE_END1_KEY, AtlasType.toJson(relationshipDef.getEndDef1()));
+        vertex.setProperty(Constants.RELATIONSHIPTYPE_END2_KEY, AtlasType.toJson(relationshipDef.getEndDef2()));
         // Update RelationshipCategory
         vertex.setProperty(Constants.RELATIONSHIPTYPE_CATEGORY_KEY, relationshipDef.getRelationshipCategory().name());
         vertex.setProperty(Constants.RELATIONSHIPTYPE_TAG_PROPAGATION_KEY, relationshipDef.getPropagateTags().name());
@@ -372,14 +372,14 @@
             String name         = vertex.getProperty(Constants.TYPENAME_PROPERTY_KEY, String.class);
             String description  = vertex.getProperty(Constants.TYPEDESCRIPTION_PROPERTY_KEY, String.class);
             String version      = vertex.getProperty(Constants.TYPEVERSION_PROPERTY_KEY, String.class);
-            String endPoint1Str = vertex.getProperty(Constants.RELATIONSHIPTYPE_ENDPOINT1_KEY, String.class);
-            String endPoint2Str = vertex.getProperty(Constants.RELATIONSHIPTYPE_ENDPOINT2_KEY, String.class);
+            String end1Str = vertex.getProperty(Constants.RELATIONSHIPTYPE_END1_KEY, String.class);
+            String end2Str = vertex.getProperty(Constants.RELATIONSHIPTYPE_END2_KEY, String.class);
             String relationStr  = vertex.getProperty(Constants.RELATIONSHIPTYPE_CATEGORY_KEY, String.class);
             String propagateStr = vertex.getProperty(Constants.RELATIONSHIPTYPE_TAG_PROPAGATION_KEY, String.class);
 
-            // set the endpoints
-            AtlasRelationshipEndPointDef endPointDef1 = AtlasType.fromJson(endPoint1Str, AtlasRelationshipEndPointDef.class);
-            AtlasRelationshipEndPointDef endPointDef2 = AtlasType.fromJson(endPoint2Str, AtlasRelationshipEndPointDef.class);
+            // set the ends
+            AtlasRelationshipEndDef endDef1 = AtlasType.fromJson(end1Str, AtlasRelationshipEndDef.class);
+            AtlasRelationshipEndDef endDef2 = AtlasType.fromJson(end2Str, AtlasRelationshipEndDef.class);
 
             // set the relationship Category
             RelationshipCategory relationshipCategory = null;
@@ -397,7 +397,7 @@
                 }
             }
 
-            ret = new AtlasRelationshipDef(name, description, version, relationshipCategory,  propagateTags, endPointDef1, endPointDef2);
+            ret = new AtlasRelationshipDef(name, description, version, relationshipCategory,  propagateTags, endDef1, endDef2);
 
             // add in the attributes
             AtlasStructDefStoreV1.toStructDef(vertex, ret, typeDefStore);