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Refs #10238: Refactor Context Port Type 

Task-Url: https://support.d4science.org/issues/10238

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/information-system/resource-registry@158615 82a268e6-3cf1-43bd-a215-b396298e98cf
This commit is contained in:
Luca Frosini 2017-11-17 15:04:15 +00:00
parent 6edb78bdfd
commit 99d0e8e04f
4 changed files with 154 additions and 207 deletions
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124
src/main/java/org/gcube/informationsystem/resourceregistry/er/ERManagementUtility.java
View File

@ -32,35 +32,25 @@ import com.tinkerpop.blueprints.impls.orient.OrientVertex;
import com.tinkerpop.blueprints.impls.orient.OrientVertexType;
public class ERManagementUtility {
private static Logger logger = LoggerFactory.getLogger(EntityManagement.class);
/*
* @SuppressWarnings("rawtypes") public static ERManagement
* getERManagement(AccessType querableType) throws ResourceRegistryException {
* switch (querableType) { case FACET: return new FacetManagement();
*
* case RESOURCE: return new ResourceManagement();
*
* case IS_RELATED_TO: return new IsRelatedToManagement();
*
* case CONSISTS_OF: return new ConsistsOfManagement();
*
* default: throw new ResourceRegistryException(String.format(
* "%s is not querable", querableType.toString())); } }
*/
@SuppressWarnings("rawtypes")
public static ERManagement getERManagement(AccessType querableType)
throws ResourceRegistryException {
switch (querableType) {
case FACET:
return new FacetManagement();
case RESOURCE:
return new ResourceManagement();
case IS_RELATED_TO:
return new IsRelatedToManagement();
case CONSISTS_OF:
return new ConsistsOfManagement();
default:
throw new ResourceRegistryException(String.format(
"%s is not querable", querableType.toString()));
}
}
*/
@SuppressWarnings("rawtypes")
public static ERManagement getERManagement(String type)
throws ResourceRegistryException {
public static ERManagement getERManagement(String type) throws ResourceRegistryException {
OClass oClass = SchemaManagementImpl.getTypeSchema(type, null);
ERManagement erManagement = null;
@ -76,8 +66,7 @@ public class ERManagementUtility {
}
if (erManagement == null) {
throw new ResourceRegistryException(String.format(
"%s is not querable", type.toString()));
throw new ResourceRegistryException(String.format("%s is not querable", type.toString()));
}
erManagement.setElementType(type);
@ -85,24 +74,21 @@ public class ERManagementUtility {
}
@SuppressWarnings("rawtypes")
private static ERManagement getERManagement(OrientGraph orientGraph,
Element element) throws ResourceRegistryException {
private static ERManagement getERManagement(OrientGraph orientGraph, Element element)
throws ResourceRegistryException {
if (element instanceof Vertex) {
return getEntityManagement(orientGraph,
(Vertex) element);
return getEntityManagement(orientGraph, (Vertex) element);
} else if (element instanceof Edge) {
return getRelationManagement(orientGraph,
(Edge) element);
return getRelationManagement(orientGraph, (Edge) element);
}
throw new ResourceRegistryException(String.format(
"%s is not a %s nor a %s", element.getClass().getSimpleName(),
throw new ResourceRegistryException(String.format("%s is not a %s nor a %s", element.getClass().getSimpleName(),
Entity.NAME, Relation.NAME));
}
public static Element getAnyElementByUUID(UUID uuid) throws ERNotFoundException, ResourceRegistryException {
try{
try {
return Utility.getElementByUUIDAsAdmin(null, uuid, Vertex.class);
}catch (ERNotFoundException e) {
} catch (ERNotFoundException e) {
return Utility.getElementByUUIDAsAdmin(null, uuid, Edge.class);
} catch (ResourceRegistryException e) {
throw e;
@ -110,12 +96,12 @@ public class ERManagementUtility {
throw new ResourceRegistryException(e);
}
}
private static Element getAnyElementByUUID(OrientGraph orientGraph, UUID uuid) throws ERNotFoundException, ResourceRegistryException {
try{
private static Element getAnyElementByUUID(OrientGraph orientGraph, UUID uuid)
throws ERNotFoundException, ResourceRegistryException {
try {
return Utility.getElementByUUID(orientGraph, null, uuid, Vertex.class);
}catch (ERNotFoundException e) {
} catch (ERNotFoundException e) {
return Utility.getElementByUUID(orientGraph, null, uuid, Edge.class);
} catch (ResourceRegistryException e) {
throw e;
@ -125,57 +111,57 @@ public class ERManagementUtility {
}
@SuppressWarnings("rawtypes")
public static ERManagement getERManagementFromUUID(OrientGraph orientGraph,
UUID uuid) throws ResourceRegistryException {
public static ERManagement getERManagementFromUUID(OrientGraph orientGraph, UUID uuid)
throws ResourceRegistryException {
Element element;
try {
element = getAnyElementByUUID(orientGraph, uuid);
return getERManagement(orientGraph, element);
} catch (Exception e) {
throw new ResourceRegistryException(String.format(
"%s does not belong to an %s nor to a %s",
uuid.toString(), Entity.NAME, Relation.NAME));
throw new ResourceRegistryException(String.format("%s does not belong to an %s nor to a %s",
uuid.toString(), Entity.NAME, Relation.NAME));
}
}
@SuppressWarnings({ "rawtypes", "unchecked" })
public static EntityManagement getEntityManagement(OrientGraph orientGraph,
Vertex vertex) throws ResourceRegistryException {
if(orientGraph==null){
throw new ResourceRegistryException(OrientGraph.class.getSimpleName() + "instance is null. This is really strage please contact the administrator.");
public static EntityManagement getEntityManagement(OrientGraph orientGraph, Vertex vertex)
throws ResourceRegistryException {
if (orientGraph == null) {
throw new ResourceRegistryException(OrientGraph.class.getSimpleName()
+ "instance is null. This is really strage please contact the administrator.");
}
if(vertex==null){
throw new ResourceRegistryException(Vertex.class.getSimpleName() + "instance is null. This is really strage please contact the administrator.");
if (vertex == null) {
throw new ResourceRegistryException(Vertex.class.getSimpleName()
+ "instance is null. This is really strage please contact the administrator.");
}
OrientVertexType orientVertexType = null;
try {
orientVertexType = ((OrientVertex) vertex).getType();
}catch (Exception e) {
String error = String.format("Unable to detect type of %s. This is really strage please contact the administrator.", vertex.toString());
} catch (Exception e) {
String error = String.format(
"Unable to detect type of %s. This is really strage please contact the administrator.",
vertex.toString());
logger.error(error, e);
throw new ResourceRegistryException(error);
}
EntityManagement entityManagement = null;
if (orientVertexType.isSubClassOf(Resource.NAME)) {
entityManagement = new ResourceManagement(orientGraph);
} else if (orientVertexType.isSubClassOf(Facet.NAME)) {
entityManagement = new FacetManagement(orientGraph);
} else {
String error = String.format("{%s is not a %s nor a %s. "
+ "This is really strange and should not occur. "
+ "Please Investigate it.", vertex, Resource.NAME,
Facet.NAME);
String error = String.format("{%s is not a %s nor a %s. " + "This is really strange and should not occur. "
+ "Please Investigate it.", vertex, Resource.NAME, Facet.NAME);
throw new ResourceRegistryException(error);
}
entityManagement.setElement(vertex);
return entityManagement;
}
@SuppressWarnings({ "unchecked", "rawtypes" })
public static RelationManagement getRelationManagement(OrientGraph orientGraph, Edge edge)
throws ResourceRegistryException {
@ -204,5 +190,5 @@ public class ERManagementUtility {
relationManagement.setElement(edge);
return relationManagement;
}
}

2
src/main/java/org/gcube/informationsystem/resourceregistry/er/entity/EntityManagement.java
View File

@ -66,7 +66,7 @@ public abstract class EntityManagement<E extends Entity> extends
String id = edge.getId().toString();
RelationManagement relationManagement = relationManagements.get(id);
if(relationManagement==null) {
relationManagement = RelationManagement.getRelationManagement(orientGraph, edge);
relationManagement = ERManagementUtility.getRelationManagement(orientGraph, edge);
}
return relationManagement;
}

2
src/main/java/org/gcube/informationsystem/resourceregistry/er/entity/ResourceManagement.java
View File

@ -88,7 +88,7 @@ public class ResourceManagement extends EntityManagement<Resource> {
Iterable<Edge> edges = getElement().getEdges(Direction.OUT);
for (Edge edge : edges) {
@SuppressWarnings("rawtypes")
RelationManagement relationManagement = RelationManagement.getRelationManagement(orientGraph, edge);
RelationManagement relationManagement = ERManagementUtility.getRelationManagement(orientGraph, edge);
relationManagement.setSourceEntityManagement(this);
if (relationManagement instanceof ConsistsOfManagement) {

233
src/main/java/org/gcube/informationsystem/resourceregistry/er/relation/RelationManagement.java
View File

@ -21,8 +21,6 @@ import org.gcube.informationsystem.model.embedded.PropagationConstraint.RemoveCo
import org.gcube.informationsystem.model.entity.Entity;
import org.gcube.informationsystem.model.entity.Facet;
import org.gcube.informationsystem.model.entity.Resource;
import org.gcube.informationsystem.model.relation.ConsistsOf;
import org.gcube.informationsystem.model.relation.IsRelatedTo;
import org.gcube.informationsystem.model.relation.Relation;
import org.gcube.informationsystem.resourceregistry.api.exceptions.ResourceRegistryException;
import org.gcube.informationsystem.resourceregistry.api.exceptions.context.ContextException;
@ -44,7 +42,6 @@ import com.tinkerpop.blueprints.Edge;
import com.tinkerpop.blueprints.Vertex;
import com.tinkerpop.blueprints.impls.orient.OrientBaseGraph;
import com.tinkerpop.blueprints.impls.orient.OrientEdge;
import com.tinkerpop.blueprints.impls.orient.OrientEdgeType;
import com.tinkerpop.blueprints.impls.orient.OrientGraph;
/**
@ -103,7 +100,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
}
return sourceEntityManagemen;
}
@SuppressWarnings("unchecked")
public T getTargetEntityManagemen() throws ResourceRegistryException {
if (targetEntityManagemen == null) {
@ -113,7 +110,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
}
return targetEntityManagemen;
}
public void setSourceEntityManagement(S sourceEntityManagement) {
this.sourceEntityManagemen = sourceEntityManagement;
}
@ -121,7 +118,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
public void setTargetEntityManagement(T targetEntityManagement) {
this.targetEntityManagemen = targetEntityManagement;
}
@Override
public String serialize() throws ResourceRegistryException {
return serializeAsJson().toString();
@ -162,6 +159,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
String id = source.getId().toString();
JSONObject sourceResource = visitedSourceResources.get(id);
if (sourceResource == null) {
ResourceManagement resourceManagement = (ResourceManagement) ERManagementUtility
.getEntityManagement(orientGraph, source);
@ -206,7 +204,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
UUID sourceUUID = org.gcube.informationsystem.impl.utils.Utility
.getUUIDFromJsonNode(jsonNode.get(Relation.SOURCE_PROPERTY));
sourceEntityManagemen = newSourceEntityManagement();
sourceEntityManagemen.setUUID(sourceUUID);
}
@ -303,21 +301,20 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
}
protected abstract S newSourceEntityManagement() throws ResourceRegistryException;
protected abstract T newTargetEntityManagement() throws ResourceRegistryException;
/*
public void setSourceUUID(UUID sourceUUID) throws ResourceRegistryException {
this.sourceEntityManagemen = newSourceEntityManagement();
this.sourceEntityManagemen.setUUID(sourceUUID);
}
public void setTargetUUID(UUID targetUUID) throws ResourceRegistryException {
this.targetEntityManagemen = newTargetEntityManagement();
this.targetEntityManagemen.setUUID(targetUUID);
}
*/
protected abstract T newTargetEntityManagement() throws ResourceRegistryException;
/*
* public void setSourceUUID(UUID sourceUUID) throws ResourceRegistryException {
* this.sourceEntityManagemen = newSourceEntityManagement();
* this.sourceEntityManagemen.setUUID(sourceUUID); }
*
* public void setTargetUUID(UUID targetUUID) throws ResourceRegistryException {
* this.targetEntityManagemen = newTargetEntityManagement();
* this.targetEntityManagemen.setUUID(targetUUID);
*
* }
*/
@Override
protected Edge reallyUpdate() throws ResourceRegistryException {
@ -372,22 +369,22 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
}
switch (addConstraint) {
case propagate:
/*
* The relation must be added only in the case the target vertex must be added.
* Otherwise we have a relation which point to an entity outside of the context.
*/
getTargetEntityManagemen().internalAddToContext();
ContextUtility.addToActualContext(orientGraph, getElement());
break;
case unpropagate:
break;
default:
break;
case propagate:
/*
* The relation must be added only in the case the target vertex must be added.
* Otherwise we have a relation which point to an entity outside of the context.
*/
getTargetEntityManagemen().internalAddToContext();
ContextUtility.addToActualContext(orientGraph, getElement());
break;
case unpropagate:
break;
default:
break;
}
return true;
@ -409,17 +406,12 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
}
/*
protected boolean removeFromContextTargetVertex(Vertex target) throws ResourceRegistryException {
EntityManagement entityManagement = EntityManagement.getEntityManagement(orientGraph, target);
if (entityManagement != null) {
entityManagement.internalRemoveFromContext();
return true;
} else {
return false;
}
}
*/
* protected boolean removeFromContextTargetVertex(Vertex target) throws
* ResourceRegistryException { EntityManagement entityManagement =
* EntityManagement.getEntityManagement(orientGraph, target); if
* (entityManagement != null) { entityManagement.internalRemoveFromContext();
* return true; } else { return false; } }
*/
@Override
protected boolean reallyRemoveFromContext() throws ContextException, ResourceRegistryException {
@ -458,81 +450,50 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
ContextUtility.removeFromActualContext(orientGraph, element);
switch (removeConstraint) {
case cascade:
getTargetEntityManagemen().internalRemoveFromContext();
break;
case cascadeWhenOrphan:
Vertex target = (Vertex) getTargetEntityManagemen().getElement();
Iterable<Edge> iterable = target.getEdges(Direction.IN);
Iterator<Edge> iterator = iterable.iterator();
int count = 0;
OrientEdge edge = null;
while (iterator.hasNext()) {
edge = (OrientEdge) iterator.next();
OrientEdge thisOrientEdge = (OrientEdge) getElement();
if (edge.compareTo(thisOrientEdge) != 0) {
if (thisOrientEdge.getOutVertex().compareTo(edge.getOutVertex()) != 0) {
count++;
break;
}
/*
* else{ ContextUtility.removeFromActualContext(orientGraph, edge); }
*/
case cascade:
getTargetEntityManagemen().internalRemoveFromContext();
break;
case cascadeWhenOrphan:
Vertex target = (Vertex) getTargetEntityManagemen().getElement();
Iterable<Edge> iterable = target.getEdges(Direction.IN);
Iterator<Edge> iterator = iterable.iterator();
int count = 0;
OrientEdge edge = null;
while (iterator.hasNext()) {
edge = (OrientEdge) iterator.next();
OrientEdge thisOrientEdge = (OrientEdge) getElement();
if (edge.compareTo(thisOrientEdge) != 0) {
if (thisOrientEdge.getOutVertex().compareTo(edge.getOutVertex()) != 0) {
count++;
break;
}
/*
* else{ ContextUtility.removeFromActualContext(orientGraph, edge); }
*/
}
if (count > 0) {
logger.trace(
"{} point to {} which is not orphan ({} exists). Giving {} directive, it will be not remove from current context.",
element, target, edge, removeConstraint);
} else {
getTargetEntityManagemen().internalRemoveFromContext();
}
break;
case keep:
break;
default:
break;
}
if (count > 0) {
logger.trace(
"{} point to {} which is not orphan ({} exists). Giving {} directive, it will be not remove from current context.",
element, target, edge, removeConstraint);
} else {
getTargetEntityManagemen().internalRemoveFromContext();
}
break;
case keep:
break;
default:
break;
}
return true;
}
@SuppressWarnings("unchecked")
public static RelationManagement getRelationManagement(OrientGraph orientGraph, Edge edge)
throws ResourceRegistryException {
if (orientGraph == null) {
throw new ResourceRegistryException(OrientGraph.class.getSimpleName()
+ "instance is null. This is really strage please contact the administrator.");
}
if (edge == null) {
throw new ResourceRegistryException(Edge.class.getSimpleName()
+ "instance is null. This is really strage please contact the administrator.");
}
OrientEdgeType orientEdgeType = ((OrientEdge) edge).getType();
RelationManagement relationManagement = null;
if (orientEdgeType.isSubClassOf(ConsistsOf.NAME)) {
relationManagement = new ConsistsOfManagement(orientGraph);
} else if (orientEdgeType.isSubClassOf(IsRelatedTo.NAME)) {
relationManagement = new IsRelatedToManagement(orientGraph);
} else {
String error = String.format("{%s is not a %s nor a %s. " + "This is really strange ad should not occur. "
+ "Please Investigate it.", edge, ConsistsOf.NAME, IsRelatedTo.NAME);
throw new ResourceRegistryException(error);
}
relationManagement.setElement(edge);
return relationManagement;
}
@Override
protected boolean reallyDelete() throws RelationNotFoundException, ResourceRegistryException {
logger.debug("Going to remove {} with UUID {}. Related {}s will be detached.", accessType.getName(), uuid,
@ -567,26 +528,26 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
element.remove();
switch (removeConstraint) {
case cascade:
case cascade:
getTargetEntityManagemen().internalDelete();
break;
case cascadeWhenOrphan:
Iterable<Edge> iterable = target.getEdges(Direction.IN);
Iterator<Edge> iterator = iterable.iterator();
if (iterator.hasNext()) {
logger.trace("{} point to {} which is not orphan. Giving {} directive, it will be keep.", element,
target, removeConstraint);
} else {
getTargetEntityManagemen().internalDelete();
break;
case cascadeWhenOrphan:
Iterable<Edge> iterable = target.getEdges(Direction.IN);
Iterator<Edge> iterator = iterable.iterator();
if (iterator.hasNext()) {
logger.trace("{} point to {} which is not orphan. Giving {} directive, it will be keep.", element,
target, removeConstraint);
} else {
getTargetEntityManagemen().internalDelete();
}
break;
case keep:
break;
default:
break;
}
break;
case keep:
break;
default:
break;
}
return true;
@ -631,7 +592,7 @@ public abstract class RelationManagement<R extends Relation, S extends EntityMan
if (postFilterPolymorphic && edge.getLabel().compareTo(erType) != 0) {
continue;
}
RelationManagement relationManagement = getRelationManagement(orientGraph, edge);
RelationManagement relationManagement = ERManagementUtility.getRelationManagement(orientGraph, edge);
visitedSourceResources = relationManagement.fullSerialize(visitedSourceResources);
}
return visitedSourceResources.values();