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Posted to commits@stanbol.apache.org by fc...@apache.org on 2011/09/30 16:13:07 UTC
svn commit: r1177671 - in /incubator/stanbol/trunk/commons/web/base/src:
main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java
test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java
Author: fchrist
Date: Fri Sep 30 14:13:06 2011
New Revision: 1177671
URL: http://svn.apache.org/viewvc?rev=1177671&view=rev
Log:
STANBOL-334 Handle <> UriRefs correctly as IRIs in JSON-LD output when serializing a Clerezza graph
Modified:
incubator/stanbol/trunk/commons/web/base/src/main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java
incubator/stanbol/trunk/commons/web/base/src/test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java
Modified: incubator/stanbol/trunk/commons/web/base/src/main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java
URL: http://svn.apache.org/viewvc/incubator/stanbol/trunk/commons/web/base/src/main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java?rev=1177671&r1=1177670&r2=1177671&view=diff
==============================================================================
--- incubator/stanbol/trunk/commons/web/base/src/main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java (original)
+++ incubator/stanbol/trunk/commons/web/base/src/main/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProvider.java Fri Sep 30 14:13:06 2011
@@ -86,7 +86,13 @@ public class JsonLdSerializerProvider im
Map<NonLiteral, String> subjects = createSubjectsMap(tc);
for (NonLiteral subject : subjects.keySet()) {
JsonLdResource resource = new JsonLdResource();
- resource.setSubject(subject.toString());
+
+ String strSubject = subject.toString();
+ if (subject instanceof UriRef) {
+ UriRef uri = (UriRef) subject;
+ strSubject = uri.getUnicodeString();
+ }
+ resource.setSubject(strSubject);
Iterator<Triple> triplesFromSubject = tc.filter(subject, null, null);
while (triplesFromSubject.hasNext()) {
@@ -110,6 +116,12 @@ public class JsonLdSerializerProvider im
resource.putPropertyType(property, type);
}
+ if (currentTriple.getObject() instanceof UriRef) {
+ UriRef uriRef = (UriRef) currentTriple.getObject();
+ resource.putPropertyType(property, "@iri");
+ strValue = uriRef.getUnicodeString();
+ }
+
resource.putProperty(property, convertValueType(strValue));
}
}
Modified: incubator/stanbol/trunk/commons/web/base/src/test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java
URL: http://svn.apache.org/viewvc/incubator/stanbol/trunk/commons/web/base/src/test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java?rev=1177671&r1=1177670&r2=1177671&view=diff
==============================================================================
--- incubator/stanbol/trunk/commons/web/base/src/test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java (original)
+++ incubator/stanbol/trunk/commons/web/base/src/test/java/org/apache/stanbol/commons/web/base/writers/JsonLdSerializerProviderTest.java Fri Sep 30 14:13:06 2011
@@ -102,7 +102,7 @@ public class JsonLdSerializerProviderTes
jsonldProvider.setUseTypeCoercion(false);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\"@context\":{\"dbp-ont\":\"http://dbpedia.org/ontology/\",\"dc\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xsd\":\"http://www.w3.org/2001/XMLSchema#\"},\"@subject\":\"<urn:iks-project:enhancer:test:text-annotation:Person>\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dc:created\":{\"@literal\":\"" + this.expectedW3CFormattedDate + "\",\"@datatype\":\"xsd:dateTime\"},\"dc:creator\":\"<urn:iks-project:enhancer:test:dummyEngine>\",\"dc:type\":\"<dbp-ont:Person>\",\"enhancer:end\":{\"@literal\":\"20\",\"@datatype\":\"xsd:int\"},\"enhancer:selected-text\":{\"@literal\":\"Patrick Marshall\",\"@datatype\":\"xsd:string\"},\"enhancer:selection-context\":{\"@literal\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"@datatype\":\"xsd:string\"},\"enhancer:start\":{\"@literal\":\"4\",\"@datatype\":\"xsd:int\"
}}";
+ String expected = "{\"@context\":{\"dc\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xsd\":\"http://www.w3.org/2001/XMLSchema#\"},\"@subject\":\"urn:iks-project:enhancer:test:text-annotation:Person\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dc:created\":{\"@literal\":\"" + this.expectedW3CFormattedDate + "\",\"@datatype\":\"xsd:dateTime\"},\"dc:creator\":{\"@literal\":\"urn:iks-project:enhancer:test:dummyEngine\",\"@datatype\":\"@iri\"},\"dc:type\":{\"@literal\":\"http://dbpedia.org/ontology/Person\",\"@datatype\":\"@iri\"},\"enhancer:end\":{\"@literal\":\"20\",\"@datatype\":\"xsd:int\"},\"enhancer:selected-text\":{\"@literal\":\"Patrick Marshall\",\"@datatype\":\"xsd:string\"},\"enhancer:selection-context\":{\"@literal\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"@datatype\":\"xsd:string\"},\"enhancer:start\":
{\"@literal\":\"4\",\"@datatype\":\"xsd:int\"}}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -119,7 +119,7 @@ public class JsonLdSerializerProviderTes
jsonldProvider.setIndentation(0);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\"@context\":{\"dbp-ont\":\"http://dbpedia.org/ontology/\",\"dc\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xsd\":\"http://www.w3.org/2001/XMLSchema#\",\"@coerce\":{\"xsd:dateTime\":\"dc:created\",\"xsd:int\":[\"enhancer:end\",\"enhancer:start\"],\"xsd:string\":[\"enhancer:selected-text\",\"enhancer:selection-context\"]}},\"@subject\":\"<urn:iks-project:enhancer:test:text-annotation:Person>\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dc:created\":\"" + this.expectedW3CFormattedDate + "\",\"dc:creator\":\"<urn:iks-project:enhancer:test:dummyEngine>\",\"dc:type\":\"<dbp-ont:Person>\",\"enhancer:end\":20,\"enhancer:selected-text\":\"Patrick Marshall\",\"enhancer:selection-context\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"enhancer:start\":4}";
+ String expected = "{\"@context\":{\"dbp-ont\":\"http://dbpedia.org/ontology/\",\"dc\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xsd\":\"http://www.w3.org/2001/XMLSchema#\",\"@coerce\":{\"@iri\":[\"dc:creator\",\"dc:type\"],\"xsd:dateTime\":\"dc:created\",\"xsd:int\":[\"enhancer:end\",\"enhancer:start\"],\"xsd:string\":[\"enhancer:selected-text\",\"enhancer:selection-context\"]}},\"@subject\":\"urn:iks-project:enhancer:test:text-annotation:Person\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dc:created\":\""+this.expectedW3CFormattedDate+"\",\"dc:creator\":\"urn:iks-project:enhancer:test:dummyEngine\",\"dc:type\":\"dbp-ont:Person\",\"enhancer:end\":20,\"enhancer:selected-text\":\"Patrick Marshall\",\"enhancer:selection-context\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"enhancer:start\":4}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -135,7 +135,7 @@ public class JsonLdSerializerProviderTes
jsonldProvider.setUseTypeCoercion(false);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\n \"@context\": {\n \"dbp-ont\": \"http://dbpedia.org/ontology/\",\n \"dc\": \"http://purl.org/dc/terms/\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xsd\": \"http://www.w3.org/2001/XMLSchema#\"\n },\n \"@subject\": \"<urn:iks-project:enhancer:test:text-annotation:Person>\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dc:created\": {\n \"@literal\": \"" + this.expectedW3CFormattedDate + "\",\n \"@datatype\": \"xsd:dateTime\"\n },\n \"dc:creator\": \"<urn:iks-project:enhancer:test:dummyEngine>\",\n \"dc:type\": \"<dbp-ont:Person>\",\n \"enhancer:end\": {\n \"@literal\": \"20\",\n \"@datatype\": \"xsd:int\"\n },\n \"enhancer:selected-text\": {\n \"@literal\": \"Patrick Marshall\",\n \"@datatype\": \"xsd:string\"\n },\n \"enhancer:selection-context\": {\n \"@literal\": \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who li
ved in New Zealand and worked at the University of Otago.\",\n \"@datatype\": \"xsd:string\"\n },\n \"enhancer:start\": {\n \"@literal\": \"4\",\n \"@datatype\": \"xsd:int\"\n }\n}";
+ String expected = "{\n \"@context\": {\n \"dc\": \"http://purl.org/dc/terms/\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xsd\": \"http://www.w3.org/2001/XMLSchema#\"\n },\n \"@subject\": \"urn:iks-project:enhancer:test:text-annotation:Person\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dc:created\": {\n \"@literal\": \""+this.expectedW3CFormattedDate+"\",\n \"@datatype\": \"xsd:dateTime\"\n },\n \"dc:creator\": {\n \"@literal\": \"urn:iks-project:enhancer:test:dummyEngine\",\n \"@datatype\": \"@iri\"\n },\n \"dc:type\": {\n \"@literal\": \"http://dbpedia.org/ontology/Person\",\n \"@datatype\": \"@iri\"\n },\n \"enhancer:end\": {\n \"@literal\": \"20\",\n \"@datatype\": \"xsd:int\"\n },\n \"enhancer:selected-text\": {\n \"@literal\": \"Patrick Marshall\",\n \"@datatype\": \"xsd:string\"\n },\n \"enhancer:selection-context\": {\n \"@literal\"
: \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\n \"@datatype\": \"xsd:string\"\n },\n \"enhancer:start\": {\n \"@literal\": \"4\",\n \"@datatype\": \"xsd:int\"\n }\n}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -158,7 +158,7 @@ public class JsonLdSerializerProviderTes
jsonldProvider.setNamespacePrefixMap(nsMap);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\"@context\":{\"dbpedia\":\"http://dbpedia.org/ontology/\",\"dcterms\":\"http://purl.org/dc/terms\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xmlns\":\"http://www.w3.org/2001/XMLSchema#\"},\"@subject\":\"<urn:iks-project:enhancer:test:text-annotation:Person>\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dcterms:/created\":{\"@literal\":\"" + this.expectedW3CFormattedDate + "\",\"@datatype\":\"xmlns:dateTime\"},\"dcterms:/creator\":\"<urn:iks-project:enhancer:test:dummyEngine>\",\"dcterms:/type\":\"<dbpedia:Person>\",\"enhancer:end\":{\"@literal\":\"20\",\"@datatype\":\"xmlns:int\"},\"enhancer:selected-text\":{\"@literal\":\"Patrick Marshall\",\"@datatype\":\"xmlns:string\"},\"enhancer:selection-context\":{\"@literal\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"@datatype\":\"xmlns:string\"},\"enhancer:start\":{\"@literal\"
:\"4\",\"@datatype\":\"xmlns:int\"}}";
+ String expected = "{\"@context\":{\"dcterms\":\"http://purl.org/dc/terms\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xmlns\":\"http://www.w3.org/2001/XMLSchema#\"},\"@subject\":\"urn:iks-project:enhancer:test:text-annotation:Person\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dcterms:/created\":{\"@literal\":\""+this.expectedW3CFormattedDate+"\",\"@datatype\":\"xmlns:dateTime\"},\"dcterms:/creator\":{\"@literal\":\"urn:iks-project:enhancer:test:dummyEngine\",\"@datatype\":\"@iri\"},\"dcterms:/type\":{\"@literal\":\"http://dbpedia.org/ontology/Person\",\"@datatype\":\"@iri\"},\"enhancer:end\":{\"@literal\":\"20\",\"@datatype\":\"xmlns:int\"},\"enhancer:selected-text\":{\"@literal\":\"Patrick Marshall\",\"@datatype\":\"xmlns:string\"},\"enhancer:selection-context\":{\"@literal\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"@datatype\":\"xmlns:s
tring\"},\"enhancer:start\":{\"@literal\":\"4\",\"@datatype\":\"xmlns:int\"}}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -181,7 +181,7 @@ public class JsonLdSerializerProviderTes
jsonldProvider.setNamespacePrefixMap(nsMap);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\"@context\":{\"dbpedia\":\"http://dbpedia.org/ontology/\",\"dcterms\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xmlns\":\"http://www.w3.org/2001/XMLSchema#\",\"@coerce\":{\"xmlns:dateTime\":\"dcterms:created\",\"xmlns:int\":[\"enhancer:end\",\"enhancer:start\"],\"xmlns:string\":[\"enhancer:selected-text\",\"enhancer:selection-context\"]}},\"@subject\":\"<urn:iks-project:enhancer:test:text-annotation:Person>\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dcterms:created\":\"" + this.expectedW3CFormattedDate + "\",\"dcterms:creator\":\"<urn:iks-project:enhancer:test:dummyEngine>\",\"dcterms:type\":\"<dbpedia:Person>\",\"enhancer:end\":20,\"enhancer:selected-text\":\"Patrick Marshall\",\"enhancer:selection-context\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\"enhancer:start\":4}";
+ String expected = "{\"@context\":{\"dbpedia\":\"http://dbpedia.org/ontology/\",\"dcterms\":\"http://purl.org/dc/terms/\",\"enhancer\":\"http://fise.iks-project.eu/ontology/\",\"xmlns\":\"http://www.w3.org/2001/XMLSchema#\",\"@coerce\":{\"@iri\":[\"dcterms:creator\",\"dcterms:type\"],\"xmlns:dateTime\":\"dcterms:created\",\"xmlns:int\":[\"enhancer:end\",\"enhancer:start\"],\"xmlns:string\":[\"enhancer:selected-text\",\"enhancer:selection-context\"]}},\"@subject\":\"urn:iks-project:enhancer:test:text-annotation:Person\",\"@type\":[\"<enhancer:Enhancement>\",\"<enhancer:TextAnnotation>\"],\"dcterms:created\":\""+this.expectedW3CFormattedDate+"\",\"dcterms:creator\":\"urn:iks-project:enhancer:test:dummyEngine\",\"dcterms:type\":\"dbpedia:Person\",\"enhancer:end\":20,\"enhancer:selected-text\":\"Patrick Marshall\",\"enhancer:selection-context\":\"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\
"enhancer:start\":4}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -198,13 +198,13 @@ public class JsonLdSerializerProviderTes
nsMap.put("http://fise.iks-project.eu/ontology/", "enhancer");
nsMap.put("http://www.w3.org/2001/XMLSchema#", "xmlns");
nsMap.put("http://dbpedia.org/ontology/", "dbpedia");
- nsMap.put("http://purl.org/dc/terms", "dcterms");
+ nsMap.put("http://purl.org/dc/terms/", "dcterms");
jsonldProvider.setIndentation(4);
jsonldProvider.setUseTypeCoercion(false);
jsonldProvider.setNamespacePrefixMap(nsMap);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\n \"@context\": {\n \"dbpedia\": \"http://dbpedia.org/ontology/\",\n \"dcterms\": \"http://purl.org/dc/terms\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xmlns\": \"http://www.w3.org/2001/XMLSchema#\"\n },\n \"@subject\": \"<urn:iks-project:enhancer:test:text-annotation:Person>\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dcterms:/created\": {\n \"@literal\": \"" + this.expectedW3CFormattedDate + "\",\n \"@datatype\": \"xmlns:dateTime\"\n },\n \"dcterms:/creator\": \"<urn:iks-project:enhancer:test:dummyEngine>\",\n \"dcterms:/type\": \"<dbpedia:Person>\",\n \"enhancer:end\": {\n \"@literal\": \"20\",\n \"@datatype\": \"xmlns:int\"\n },\n \"enhancer:selected-text\": {\n \"@literal\": \"Patrick Marshall\",\n \"@datatype\": \"xmlns:string\"\n },\n \"enhancer:sele
ction-context\": {\n \"@literal\": \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\n \"@datatype\": \"xmlns:string\"\n },\n \"enhancer:start\": {\n \"@literal\": \"4\",\n \"@datatype\": \"xmlns:int\"\n }\n}";
+ String expected = "{\n \"@context\": {\n \"dcterms\": \"http://purl.org/dc/terms/\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xmlns\": \"http://www.w3.org/2001/XMLSchema#\"\n },\n \"@subject\": \"urn:iks-project:enhancer:test:text-annotation:Person\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dcterms:created\": {\n \"@literal\": \""+this.expectedW3CFormattedDate+"\",\n \"@datatype\": \"xmlns:dateTime\"\n },\n \"dcterms:creator\": {\n \"@literal\": \"urn:iks-project:enhancer:test:dummyEngine\",\n \"@datatype\": \"@iri\"\n },\n \"dcterms:type\": {\n \"@literal\": \"http://dbpedia.org/ontology/Person\",\n \"@datatype\": \"@iri\"\n },\n \"enhancer:end\": {\n \"@literal\": \"20\",\n \"@datatype\": \"xmlns:int\"\n },\n \"enhancer:selected-text\": {\n \"@literal\": \"Patri
ck Marshall\",\n \"@datatype\": \"xmlns:string\"\n },\n \"enhancer:selection-context\": {\n \"@literal\": \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\n \"@datatype\": \"xmlns:string\"\n },\n \"enhancer:start\": {\n \"@literal\": \"4\",\n \"@datatype\": \"xmlns:int\"\n }\n}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}
@@ -221,13 +221,13 @@ public class JsonLdSerializerProviderTes
nsMap.put("http://fise.iks-project.eu/ontology/", "enhancer");
nsMap.put("http://www.w3.org/2001/XMLSchema#", "xmlns");
nsMap.put("http://dbpedia.org/ontology/", "dbpedia");
- nsMap.put("http://purl.org/dc/terms", "dcterms");
+ nsMap.put("http://purl.org/dc/terms/", "dcterms");
jsonldProvider.setIndentation(4);
jsonldProvider.setNamespacePrefixMap(nsMap);
jsonldProvider.setUseTypeCoercion(true);
jsonldProvider.serialize(serializedGraph, ci.getMetadata(), formatIdentifier);
- String expected = "{\n \"@context\": {\n \"dbpedia\": \"http://dbpedia.org/ontology/\",\n \"dcterms\": \"http://purl.org/dc/terms\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xmlns\": \"http://www.w3.org/2001/XMLSchema#\",\n \"@coerce\": {\n \"xmlns:dateTime\": \"dcterms:/created\",\n \"xmlns:int\": [\n \"enhancer:end\",\n \"enhancer:start\"\n ],\n \"xmlns:string\": [\n \"enhancer:selected-text\",\n \"enhancer:selection-context\"\n ]\n }\n },\n \"@subject\": \"<urn:iks-project:enhancer:test:text-annotation:Person>\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dcterms:/created\": \"2010-10-27T12:00:00Z\",\n \"dcterms:/creator\": \"<urn:iks-project:enhancer:test:dummyEngine>\",\n \"dcterms:/type\": \"<dbpedia:Person
>\",\n \"enhancer:end\": 20,\n \"enhancer:selected-text\": \"Patrick Marshall\",\n \"enhancer:selection-context\": \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\n \"enhancer:start\": 4\n}";
+ String expected = "{\n \"@context\": {\n \"dbpedia\": \"http://dbpedia.org/ontology/\",\n \"dcterms\": \"http://purl.org/dc/terms/\",\n \"enhancer\": \"http://fise.iks-project.eu/ontology/\",\n \"xmlns\": \"http://www.w3.org/2001/XMLSchema#\",\n \"@coerce\": {\n \"@iri\": [\n \"dcterms:creator\",\n \"dcterms:type\"\n ],\n \"xmlns:dateTime\": \"dcterms:created\",\n \"xmlns:int\": [\n \"enhancer:end\",\n \"enhancer:start\"\n ],\n \"xmlns:string\": [\n \"enhancer:selected-text\",\n \"enhancer:selection-context\"\n ]\n }\n },\n \"@subject\": \"urn:iks-project:enhancer:test:text-annotation:Person\",\n \"@type\": [\n \"<enhancer:Enhancement>\",\n \"<enhancer:TextAnnotation>\"\n ],\n \"dcterms:created\": \""+this.expectedW3CFormattedDate
+"\",\n \"dcterms:creator\": \"urn:iks-project:enhancer:test:dummyEngine\",\n \"dcterms:type\": \"dbpedia:Person\",\n \"enhancer:end\": 20,\n \"enhancer:selected-text\": \"Patrick Marshall\",\n \"enhancer:selection-context\": \"Dr. Patrick Marshall (1869 - November 1950) was a geologist who lived in New Zealand and worked at the University of Otago.\",\n \"enhancer:start\": 4\n}";
String result = serializedGraph.toString();
Assert.assertEquals(expected, result);
}