Refactoring of provider buck builds.

Change-Id: I9b5e2566b83c13a8b7b086005a08a8182305ffdb
diff --git a/providers/null/BUCK b/providers/null/BUCK
index 7ac6ee6..dcb01a2 100644
--- a/providers/null/BUCK
+++ b/providers/null/BUCK
@@ -1,31 +1,19 @@
-SRC = 'src/main/java/org/onosproject/**/'
-TEST = 'src/test/java/org/onosproject/**/'
-
-CURRENT_NAME = 'onos-null-providers'
-CURRENT_TARGET = ':' + CURRENT_NAME
-
 COMPILE_DEPS = [
     '//lib:CORE_DEPS',
     '//lib:org.apache.karaf.shell.console',
     '//cli:onos-cli',
 ]
 
-TEST_DEPS = [
-    '//lib:TEST',
-]
-
-osgi_jar(
-    name = CURRENT_NAME,
-    srcs = glob([SRC + '/*.java']),
+osgi_jar_with_tests (
     deps = COMPILE_DEPS,
-    visibility = ['PUBLIC'],
+    resources_root = 'src/main/resources',
+    resources = glob(['src/main/resources/**']),
+    import_packages = '*,org.onosproject.cli.net',
 )
 
-java_test(
-    name = 'tests',
-    srcs = glob([TEST + '/*.java']),
-    deps = COMPILE_DEPS +
-           TEST_DEPS +
-           [CURRENT_TARGET],
-    source_under_test = [CURRENT_TARGET],
+onos_app (
+    title = 'Null Southbound Provider',
+    category = 'Provider',
+    url = 'http://onosproject.org',
+    description = 'ONOS null southbound provider.',
 )