[actn-interface-tools] Added global-app module. Deleted some unused comments. Changed some import expressions.

global-app module: this module is under global-control module which is parallel with global-api module. It is used to contain implementations of interfaces in global-api module. Those implementations are able to control the lifecycle of objects in this OSS actn sdk.

Change-Id: I2032b9485a0b625193cb0b22f960d4f8739efa77
Signed-off-by: ruilin cai <ruilin.cai@huawei.com>
Issue-ID: INT-2213
Signed-off-by: ruilin cai <ruilin.cai@huawei.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/actn-interface-tools/global-control/app/src/main/java/org/onap/integration/actninterfacetools/globalapp/YangClassLoaderRegistry.java b/actn-interface-tools/global-control/app/src/main/java/org/onap/integration/actninterfacetools/globalapp/YangClassLoaderRegistry.java
new file mode 100644
index 0000000..fd35e46
--- /dev/null
+++ b/actn-interface-tools/global-control/app/src/main/java/org/onap/integration/actninterfacetools/globalapp/YangClassLoaderRegistry.java
@@ -0,0 +1,54 @@
+/*
+ *   ============LICENSE_START=======================================================
+ *   Actn Interface Tools
+ *   ================================================================================
+ *   Copyright (C) 2023 Huawei Canada Limited.
+ *   ================================================================================
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ *   ============LICENSE_END=========================================================
+ */
+
+package org.onap.integration.actninterfacetools.globalapp;
+
+/**
+ * Auxiliary mechanism for resolving model IDs into class-loaders from where
+ * the model was registered to allow access to model-specific resources.
+ *
+ * Note: Consider promoting this to ONOS YANG Tools repo.
+ */
+
+public interface YangClassLoaderRegistry {
+
+    /**
+     * Get the class loader registered for the given model id.
+     *
+     * @param modelId model identifier
+     * @return class loader registered for the model
+     */
+    ClassLoader getClassLoader(String modelId);
+
+    /**
+     * Register the class loader for the specified model.
+     *
+     * @param modelId     model identifier
+     * @param classLoader class loader
+     */
+    void registerClassLoader(String modelId, ClassLoader classLoader);
+
+    /**
+     * Register the class loader for the specified model.
+     *
+     * @param modelId model identifier
+     */
+    void unregisterClassLoader(String modelId);
+}