1 files changed, 97 insertions, 0 deletions
diff --git a/appc-client/code-generator/src/main/java/org/onap/appc/tools/generator/extensions/YangContextBuilderImpl.java b/appc-client/code-generator/src/main/java/org/onap/appc/tools/generator/extensions/YangContextBuilderImpl.java
new file mode 100644
index 000000000..67055c757
--- /dev/null
+++ b/appc-client/code-generator/src/main/java/org/onap/appc/tools/generator/extensions/YangContextBuilderImpl.java
@@ -0,0 +1,97 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.
+ * 
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.tools.generator.extensions;
+
+import org.onap.appc.tools.generator.api.ContextBuilder;
+import com.google.common.base.Optional;
+
+import org.opendaylight.yangtools.yang.model.api.Module;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.parser.api.YangSyntaxErrorException;
+import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceException;
+import org.opendaylight.yangtools.yang.parser.repo.YangTextSchemaContextResolver;
+import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.ModuleEffectiveStatementImpl;
+
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.Set;
+
+public class YangContextBuilderImpl implements ContextBuilder {
+
+    @Override
+    public Map<String, Object> buildContext(String sourceFile, String contextConf) throws FileNotFoundException {
+        try ( InputStream source = new FileInputStream(sourceFile) ) {}
+        catch ( IOException ex) {
+            throw new FileNotFoundException("YANG file <" + sourceFile + ">not found");
+        }
+
+        Optional<SchemaContext> sc = null;
+        try ( YangTextSchemaContextResolver yangContextResolver =
+              YangTextSchemaContextResolver.create("yang-context-resolver")) {
+            yangContextResolver.registerSource(new URL("file:///" + sourceFile));
+            sc = yangContextResolver.getSchemaContext();
+        } catch (SchemaSourceException | IOException | YangSyntaxErrorException e) {
+            e.printStackTrace();
+        }
+
+        Map<String, Object> map = new HashMap<>();
+        if ( null != sc && sc.isPresent()) {
+            Set<Module> modules = sc.get().getModules();
+            for (Module module : modules) {
+                ModuleEffectiveStatementImpl impl = (ModuleEffectiveStatementImpl) module;
+                map.put("module", module);
+            }
+        }
+
+        return map;
+    }
+
+    // @Override
+    // public Map<String, Object> buildContext(String sourceFile, String
+    // contextConf) throws FileNotFoundException {
+    // InputStream source = new FileInputStream(sourceFile);
+    // if (source == null) {
+    // throw new FileNotFoundException("YANG file <" + sourceFile + ">not found");
+    // }
+    //
+    // SchemaContext mSchema = parse(Collections.singletonList(source));
+    //
+    // Map<String, Object> map = new HashMap<>();
+    // map.put("module", mSchema.getModules().iterator().next());
+    // return map;
+    // }
+    //
+    // private SchemaContext parse(List<InputStream> sources) {
+    // YangParserImpl parser = new YangParserImpl();
+    // Set<Module> modules = parser.parseYangModelsFromStreams(sources);
+    // return parser.resolveSchemaContext(modules);
+    // }
+
+}