ensure retrieval of head office returns no allowedParents.

mifosng-provider/src/main/java/org/mifosng/platform/api/OfficesApiResource.java

@@ -1,5 +1,6 @@
 package org.mifosng.platform.api;
 
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashSet;
@@ -81,6 +82,9 @@ public class OfficesApiResource {
 		boolean prettyPrint = ApiParameterHelper.prettyPrint(uriInfo.getQueryParameters());
 
 		OfficeData office = this.readPlatformService.retrieveNewOfficeTemplate();
+		List<OfficeLookup> allowedParents = new ArrayList<OfficeLookup>(this.readPlatformService.retrieveAllOfficesForLookup());
+		office = OfficeData.appendedTemplate(office, allowedParents);
+		typicalResponseParameters.add("allowedParents");
 		
 		return this.apiJsonSerializerService.serializeOfficeDataToJson(prettyPrint, typicalResponseParameters, office);
 	}

mifosng-provider/src/main/java/org/mifosng/platform/organisation/service/OfficeReadPlatformServiceImpl.java

@@ -141,24 +141,26 @@ public class OfficeReadPlatformServiceImpl implements OfficeReadPlatformService
 
 		context.authenticatedUser();
 
-		List<OfficeLookup> parentLookups = new ArrayList<OfficeLookup>(
-				retrieveAllOfficesForLookup());
+		List<OfficeLookup> parentLookups = new ArrayList<OfficeLookup>();
 
 		return OfficeData.template(parentLookups, new LocalDate());
 	}
 
 	@Override
-	public List<OfficeLookup> retrieveAllowedParents(Long officeId) {
+	public List<OfficeLookup> retrieveAllowedParents(final Long officeId) {
 
 		context.authenticatedUser();
-
-		List<OfficeLookup> parentLookups = new ArrayList<OfficeLookup>(retrieveAllOfficesForLookup());
 		List<OfficeLookup> filterParentLookups = new ArrayList<OfficeLookup>();
-
-		for (OfficeLookup office : parentLookups) {
-
-			if (!office.getId().equals(officeId)) {
-				filterParentLookups.add(office);
+		
+		if (isNotHeadOffice(officeId)) {
+			List<OfficeLookup> parentLookups = new ArrayList<OfficeLookup>(retrieveAllOfficesForLookup());
+			
+	
+			for (OfficeLookup office : parentLookups) {
+	
+				if (!office.getId().equals(officeId)) {
+					filterParentLookups.add(office);
+				}
 			}
 		}
 
@@ -166,6 +168,10 @@ public class OfficeReadPlatformServiceImpl implements OfficeReadPlatformService
 
 	}
 
+	private boolean isNotHeadOffice(final Long officeId) {
+		return !Long.valueOf(1).equals(officeId);
+	}
+
 	@Override
 	public OfficeTransactionData retrieveNewOfficeTransactionDetails() {
 		context.authenticatedUser();