Author: reto
Date: Tue Feb 19 15:22:33 2013
New Revision: 1447762
URL: http://svn.apache.org/r1447762
Log:
Fixed formatting and import order to comply with codig guidelines
Modified:
stanbol/trunk/commons/web/rdfviewable-writer/src/main/java/org/apache/stanbol/commons/web/rdfviewable/writer/impl/RdfSerializingWriter.java
Modified:
stanbol/trunk/commons/web/rdfviewable-writer/src/main/java/org/apache/stanbol/commons/web/rdfviewable/writer/impl/RdfSerializingWriter.java
URL:
http://svn.apache.org/viewvc/stanbol/trunk/commons/web/rdfviewable-writer/src/main/java/org/apache/stanbol/commons/web/rdfviewable/writer/impl/RdfSerializingWriter.java?rev=1447762&r1=1447761&r2=1447762&view=diff
==============================================================================
---
stanbol/trunk/commons/web/rdfviewable-writer/src/main/java/org/apache/stanbol/commons/web/rdfviewable/writer/impl/RdfSerializingWriter.java
(original)
+++
stanbol/trunk/commons/web/rdfviewable-writer/src/main/java/org/apache/stanbol/commons/web/rdfviewable/writer/impl/RdfSerializingWriter.java
Tue Feb 19 15:22:33 2013
@@ -18,9 +18,6 @@
*/
package org.apache.stanbol.commons.web.rdfviewable.writer.impl;
-import org.apache.clerezza.rdf.core.serializedform.Serializer;
-import org.apache.clerezza.rdf.core.serializedform.SupportedFormat;
-
import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
@@ -28,7 +25,6 @@ import java.lang.reflect.Type;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
-
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
@@ -37,12 +33,13 @@ import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.UriInfo;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;
-
import org.apache.clerezza.rdf.core.Resource;
import org.apache.clerezza.rdf.core.Triple;
import org.apache.clerezza.rdf.core.TripleCollection;
import org.apache.clerezza.rdf.core.UriRef;
import org.apache.clerezza.rdf.core.impl.SimpleMGraph;
+import org.apache.clerezza.rdf.core.serializedform.Serializer;
+import org.apache.clerezza.rdf.core.serializedform.SupportedFormat;
import org.apache.clerezza.rdf.utils.GraphNode;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Property;
@@ -54,115 +51,116 @@ import org.apache.stanbol.commons.web.vi
* By default this returns a serialization of the context of the GraphNode. The
* template path of the RdfViewable is ignored.
*
- * Same as with <code>org.apache.clerezza.jaxrs.rdf.providers</code> the
- * expansion can be widened by using the query parameters xPropObj and
- * xProSubj. These parameters specify property uris (both parameters might be
- * repeated). For the specified properties their objects respectively subjects
- * are expanded as if they were bnodes.
- *
+ * Same as with
+ * <code>org.apache.clerezza.jaxrs.rdf.providers</code> the expansion can be
+ * widened by using the query parameters xPropObj and xProSubj. These
parameters
+ * specify property uris (both parameters might be repeated). For the specified
+ * properties their objects respectively subjects are expanded as if they were
+ * bnodes.
+ *
*/
@Component
@Service(Object.class)
-@Property(name="javax.ws.rs", boolValue=true)
+@Property(name = "javax.ws.rs", boolValue = true)
@Provider
@Produces({SupportedFormat.N3, SupportedFormat.N_TRIPLE,
- SupportedFormat.RDF_XML, SupportedFormat.TURTLE,
- SupportedFormat.X_TURTLE, SupportedFormat.RDF_JSON})
+ SupportedFormat.RDF_XML, SupportedFormat.TURTLE,
+ SupportedFormat.X_TURTLE, SupportedFormat.RDF_JSON})
public class RdfSerializingWriter implements MessageBodyWriter<RdfViewable> {
- public static final String OBJ_EXP_PARAM = "xPropObj";
- public static final String SUBJ_EXP_PARAM = "xPropSubj";
-
+ public static final String OBJ_EXP_PARAM = "xPropObj";
+ public static final String SUBJ_EXP_PARAM = "xPropSubj";
+
@Reference
- private Serializer serializer;
- private UriInfo uriInfo;
+ private Serializer serializer;
+ private UriInfo uriInfo;
- @Override
- public boolean isWriteable(Class<?> type, Type genericType,
- Annotation[] annotations, MediaType mediaType) {
- return RdfViewable.class.isAssignableFrom(type);
- }
-
- @Override
- public long getSize(RdfViewable n, Class<?> type, Type genericType,
- Annotation[] annotations, MediaType mediaType) {
- return -1;
- }
-
- @Override
- public void writeTo(RdfViewable v, Class<?> type, Type genericType,
- Annotation[] annotations, MediaType mediaType,
- MultivaluedMap<String, Object> httpHeaders,
- OutputStream entityStream) throws IOException,
WebApplicationException {
+ @Override
+ public boolean isWriteable(Class<?> type, Type genericType,
+ Annotation[] annotations, MediaType mediaType) {
+ return RdfViewable.class.isAssignableFrom(type);
+ }
+
+ @Override
+ public long getSize(RdfViewable n, Class<?> type, Type genericType,
+ Annotation[] annotations, MediaType mediaType) {
+ return -1;
+ }
+
+ @Override
+ public void writeTo(RdfViewable v, Class<?> type, Type genericType,
+ Annotation[] annotations, MediaType mediaType,
+ MultivaluedMap<String, Object> httpHeaders,
+ OutputStream entityStream) throws IOException,
WebApplicationException {
GraphNode node = v.getGraphNode();
- serializer.serialize(entityStream, getExpandedContext(node),
mediaType.toString());
- }
+ serializer.serialize(entityStream, getExpandedContext(node),
mediaType.toString());
+ }
- @Context
- public void setUriInfo(UriInfo uriInfo) {
- this.uriInfo = uriInfo;
- }
-
- private TripleCollection getExpandedContext(GraphNode node) {
- final TripleCollection result = new
SimpleMGraph(node.getNodeContext());
- final Set<Resource> expandedResources = new HashSet<Resource>();
- expandedResources.add(node.getNode());
- while (true) {
- Set<Resource> additionalExpansionRes =
getAdditionalExpansionResources(result);
- additionalExpansionRes.removeAll(expandedResources);
- if (additionalExpansionRes.size() == 0) {
- return result;
- }
- for (Resource resource : additionalExpansionRes) {
- final GraphNode additionalNode = new
GraphNode(resource, node.getGraph());
- result.addAll(additionalNode.getNodeContext());
- expandedResources.add(resource);
- }
- }
- }
-
- private Set<Resource> getAdditionalExpansionResources(TripleCollection
tc) {
- final Set<UriRef> subjectExpansionProperties =
getSubjectExpansionProperties();
- final Set<UriRef> objectExpansionProperties =
getObjectExpansionProperties();
- final Set<Resource> result = new HashSet<Resource>();
- if ((subjectExpansionProperties.size() > 0)
- || (objectExpansionProperties.size() > 0)) {
- for (Triple triple : tc) {
- final UriRef predicate = triple.getPredicate();
- if
(subjectExpansionProperties.contains(predicate)) {
- result.add(triple.getSubject());
- }
- if
(objectExpansionProperties.contains(predicate)) {
- result.add(triple.getObject());
- }
- }
- }
- return result;
- }
-
- private Set<UriRef> getSubjectExpansionProperties() {
- final MultivaluedMap<String, String> queryParams =
uriInfo.getQueryParameters();
- final List<String> paramValues =
queryParams.get(SUBJ_EXP_PARAM);
- if (paramValues == null) {
- return new HashSet<UriRef>(0);
- }
- final Set<UriRef> result = new
HashSet<UriRef>(paramValues.size());
- for (String uriString : paramValues) {
- result.add(new UriRef(uriString));
- }
- return result;
- }
-
- private Set<UriRef> getObjectExpansionProperties() {
- final MultivaluedMap<String, String> queryParams =
uriInfo.getQueryParameters();
- final List<String> paramValues = queryParams.get(OBJ_EXP_PARAM);
- if (paramValues == null) {
- return new HashSet<UriRef>(0);
- }
- final Set<UriRef> result = new
HashSet<UriRef>(paramValues.size());
- for (String uriString : paramValues) {
- result.add(new UriRef(uriString));
- }
- return result;
- }
+ @Context
+ public void setUriInfo(UriInfo uriInfo) {
+ this.uriInfo = uriInfo;
+ }
+
+ private TripleCollection getExpandedContext(GraphNode node) {
+ final TripleCollection result = new
SimpleMGraph(node.getNodeContext());
+ final Set<Resource> expandedResources = new HashSet<Resource>();
+ expandedResources.add(node.getNode());
+ while (true) {
+ Set<Resource> additionalExpansionRes =
getAdditionalExpansionResources(result);
+ additionalExpansionRes.removeAll(expandedResources);
+ if (additionalExpansionRes.size() == 0) {
+ return result;
+ }
+ for (Resource resource : additionalExpansionRes) {
+ final GraphNode additionalNode = new GraphNode(resource,
node.getGraph());
+ result.addAll(additionalNode.getNodeContext());
+ expandedResources.add(resource);
+ }
+ }
+ }
+
+ private Set<Resource> getAdditionalExpansionResources(TripleCollection tc)
{
+ final Set<UriRef> subjectExpansionProperties =
getSubjectExpansionProperties();
+ final Set<UriRef> objectExpansionProperties =
getObjectExpansionProperties();
+ final Set<Resource> result = new HashSet<Resource>();
+ if ((subjectExpansionProperties.size() > 0)
+ || (objectExpansionProperties.size() > 0)) {
+ for (Triple triple : tc) {
+ final UriRef predicate = triple.getPredicate();
+ if (subjectExpansionProperties.contains(predicate)) {
+ result.add(triple.getSubject());
+ }
+ if (objectExpansionProperties.contains(predicate)) {
+ result.add(triple.getObject());
+ }
+ }
+ }
+ return result;
+ }
+
+ private Set<UriRef> getSubjectExpansionProperties() {
+ final MultivaluedMap<String, String> queryParams =
uriInfo.getQueryParameters();
+ final List<String> paramValues = queryParams.get(SUBJ_EXP_PARAM);
+ if (paramValues == null) {
+ return new HashSet<UriRef>(0);
+ }
+ final Set<UriRef> result = new HashSet<UriRef>(paramValues.size());
+ for (String uriString : paramValues) {
+ result.add(new UriRef(uriString));
+ }
+ return result;
+ }
+
+ private Set<UriRef> getObjectExpansionProperties() {
+ final MultivaluedMap<String, String> queryParams =
uriInfo.getQueryParameters();
+ final List<String> paramValues = queryParams.get(OBJ_EXP_PARAM);
+ if (paramValues == null) {
+ return new HashSet<UriRef>(0);
+ }
+ final Set<UriRef> result = new HashSet<UriRef>(paramValues.size());
+ for (String uriString : paramValues) {
+ result.add(new UriRef(uriString));
+ }
+ return result;
+ }
}
