Merge pull request #218 from eclipse/mongodb

Update MongoDB documentation

Author: otaviojava

README.adoc

@@ -983,6 +983,21 @@ public class Music {
 }
 ----
 
+=== Template
+
+The ```MongoDBTemplate``` interface is a specialization of the ```DocumentTemplate``` interface that allows MongoDB particular behavior.
+
+
+[source,java]
+----
+@Inject
+MongoDBTemplate template;
+...
+
+Bson filter = eq("name", "Poliana");
+Stream<Person> stream = template.select(Person.class , filter);
+----
+
 == OrientDB
 
 image::https://jnosql.github.io/img/logos/orientdb.png[Orient Project,align="center" width=25%,height=25%]

jnosql-mongodb/src/main/java/org/eclipse/jnosql/databases/mongodb/communication/MongoDBDocumentManager.java

@@ -167,6 +167,18 @@ public Stream<DocumentEntity> select(DocumentQuery query) {
 
     }
 
+    @Override
+    public long count(String documentCollection) {
+        Objects.requireNonNull(documentCollection, "documentCollection is required");
+        MongoCollection<Document> collection = mongoDatabase.getCollection(documentCollection);
+        return collection.countDocuments();
+    }
+
+    @Override
+    public void close() {
+
+    }
+
     /**
      * Removes all documents from the collection that match the given query filter.
      * If no documents match, the collection is not modified.
@@ -218,23 +230,8 @@ public Stream<DocumentEntity> select(String collectionName, Bson filter) {
         return stream(documents.spliterator(), false).map(MongoDBUtils::of)
                 .map(ds -> DocumentEntity.of(collectionName, ds));
     }
-
-
-    @Override
-    public long count(String documentCollection) {
-        Objects.requireNonNull(documentCollection, "documentCollection is required");
-        MongoCollection<Document> collection = mongoDatabase.getCollection(documentCollection);
-        return collection.countDocuments();
-    }
-
     private Bson getSort(Sort sort) {
         return sort.isAscending() ? Sorts.ascending(sort.property()) : Sorts.descending(sort.property());
     }
 
-    @Override
-    public void close() {
-
-    }
-
-
 }