DATACOUCH-246 - Projections support for query derivation.

Used the result processor projecting information to just fetch the selected fields and again to post process results to projection object/interfaces.

Added test for projection using DTO.

Original pull request: #122.

src/integration/java/org/springframework/data/couchbase/core/CouchbaseTemplateTests.java

@@ -95,7 +95,7 @@ public class CouchbaseTemplateTests {
 		String id = "beers:awesome-stout";
 		String name = "The Awesome Stout";
 		boolean active = false;
-		Beer beer = new Beer(id).setName(name).setActive(active);
+		Beer beer = new Beer(id, name, active, "");
 
 		template.save(beer);
 		RawJsonDocument resultDoc = client.get(id, RawJsonDocument.class);
@@ -163,7 +163,7 @@ public class CouchbaseTemplateTests {
 	@Test
 	public void removeDocument() {
 		String id = "beers:to-delete-stout";
-		Beer beer = new Beer(id);
+		Beer beer = new Beer(id, "", false, "");
 
 		template.save(beer);
 		Object result = client.get(id);
@@ -208,7 +208,7 @@ public class CouchbaseTemplateTests {
 		String id = "beers:findme-stout";
 		String name = "The Findme Stout";
 		boolean active = true;
-		Beer beer = new Beer(id).setName(name).setActive(active);
+		Beer beer = new Beer(id, name, active, "");
 		template.save(beer);
 
 		Beer found = template.findById(id, Beer.class);

src/integration/java/org/springframework/data/couchbase/core/CouchbaseTemplateViewListener.java

@@ -45,7 +45,7 @@ public class CouchbaseTemplateViewListener extends DependencyInjectionTestExecut
     CouchbaseTemplate template = new CouchbaseTemplate(clusterInfo, client);
 
     for (int i = 0; i < 100; i++) {
-      Beer b = new Beer("testbeer-" + i).setName("MyBeer " + i).setActive(true);
+      Beer b = new Beer("testbeer-" + i, "MyBeer" + i, true, "");
       template.save(b);
     }
   }

src/integration/java/org/springframework/data/couchbase/core/TypeKeyTests.java

@@ -59,7 +59,7 @@ public class TypeKeyTests {
     String id = "beers:awesome-stout";
     String name = "The Awesome Stout";
     boolean active = false;
-    Beer beer = new Beer(id).setName(name).setActive(active);
+    Beer beer = new Beer(id, name, active, "");
 
     template.save(beer);
     RawJsonDocument resultDoc = client.get(id, RawJsonDocument.class);