Change maint/folders/empty api from DELETE to POST

Author: ruhan1

src/main/java/org/commonjava/service/storage/jaxrs/StorageMaintResource.java

@@ -109,11 +109,11 @@ public Response purgeFilesystem( final @PathParam( "filesystem" ) String filesys
                     description = "Cleanup done (some folders may have failed, see result object)." ) } )
     @Consumes( APPLICATION_JSON )
     @Produces( APPLICATION_JSON )
-    @DELETE
+    @POST
     @Path( "folders/empty" )
     public Response cleanupEmptyFolders( BatchDeleteRequest request )
     {
-        logger.info( "Cleanup empty folders: filesystem={}, paths={}", request.getFilesystem(), request.getPaths() );
+        logger.info( "Cleanup empty folders, request: {}", request );
         BatchDeleteResult result = controller.cleanupEmptyFolders( request.getFilesystem(), request.getPaths() );
         return Response.ok(result).build();
     }

src/test/java/org/commonjava/service/storage/StorageMaintResourceIT.java

@@ -93,7 +93,7 @@ public void testCleanupEmptyFolders_HttpLevel() {
                 .contentType(MediaType.APPLICATION_JSON)
                 .body(request)
             .when()
-                .delete("/api/storage/maint/folders/empty")
+                .post("/api/storage/maint/folders/empty")
             .then()
                 .statusCode(200)
                 .extract().as(BatchDeleteResult.class);