Add the A1 Adapter API

Restructed the repo's

Issue-ID: CCSDK-2581
Change-Id: Idb4062cf32d3e55b9c93829e51f67c83842a125e
Signed-off-by: Lathish <lathishbabu.ganesan@est.tech>
diff --git a/a1-adapter/a1-adapter-api/model/pom.xml b/a1-adapter/a1-adapter-api/model/pom.xml
new file mode 100644
index 0000000..3c90faf
--- /dev/null
+++ b/a1-adapter/a1-adapter-api/model/pom.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ ============LICENSE_START=======================================================
+  ~ ONAP : ccsdk oran
+  ~ ================================================================================
+  ~ Copyright (C) 2020 Nordix Foundation. All rights reserved.
+  ~ ================================================================================
+  ~ 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=======================================================
+  ~
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+   <modelVersion>4.0.0</modelVersion>
+   <parent>
+      <groupId>org.onap.ccsdk.parent</groupId>
+      <artifactId>binding-parent</artifactId>
+      <version>2.0.0-SNAPSHOT</version>
+      <relativePath />
+   </parent>
+   <groupId>org.onap.ccsdk.oran</groupId>
+   <artifactId>a1-adapter-model</artifactId>
+   <version>1.0.0-SNAPSHOT</version>
+   <packaging>bundle</packaging>
+   <name>ccsdk-oran :: ${project.artifactId}</name>
+   <dependencies>
+      <dependency>
+         <groupId>org.opendaylight.mdsal.binding.model.ietf</groupId>
+         <artifactId>rfc6991</artifactId>
+      </dependency>
+   </dependencies>
+   <build>
+      <pluginManagement>
+         <plugins>
+            <plugin>
+               <groupId>org.eclipse.m2e</groupId>
+               <artifactId>lifecycle-mapping</artifactId>
+               <version>1.0.0</version>
+               <configuration>
+                  <lifecycleMappingMetadata>
+                     <pluginExecutions>
+                        <pluginExecution>
+                           <pluginExecutionFilter>
+                              <groupId>org.codehaus.mojo</groupId>
+                              <artifactId>properties-maven-plugin</artifactId>
+                              <versionRange>[1.0.0,)</versionRange>
+                              <goals>
+                                 <goal>set-system-properties</goal>
+                              </goals>
+                           </pluginExecutionFilter>
+                           <action>
+                              <execute />
+                           </action>
+                        </pluginExecution>
+                     </pluginExecutions>
+                  </lifecycleMappingMetadata>
+               </configuration>
+            </plugin>
+            <plugin>
+               <groupId>org.apache.maven.plugins</groupId>
+               <artifactId>maven-javadoc-plugin</artifactId>
+               <configuration>
+                  <source>8</source>
+               </configuration>
+            </plugin>
+         </plugins>
+      </pluginManagement>
+   </build>
+</project>
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diff --git a/a1-adapter/a1-adapter-api/model/src/main/yang/A1-ADAPTER-API.yang b/a1-adapter/a1-adapter-api/model/src/main/yang/A1-ADAPTER-API.yang
new file mode 100644
index 0000000..9bc4df8
--- /dev/null
+++ b/a1-adapter/a1-adapter-api/model/src/main/yang/A1-ADAPTER-API.yang
@@ -0,0 +1,125 @@
+//-
+// ============LICENSE_START=======================================================
+// ONAP : ccsdk oran
+// ================================================================================
+// Copyright (C) 2020 Nordix Foundation. All rights reserved.
+// ================================================================================
+// 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.
+//
+// SPDX-License-Identifier: Apache-2.0
+// ============LICENSE_END=========================================================
+
+
+module A1-ADAPTER-API {
+
+    namespace "org:onap:a1-adapter";
+
+    prefix a1-adapter-api;
+
+    import ietf-inet-types {
+        prefix "inet";
+        revision-date "2013-07-15";
+    }
+
+    import ietf-yang-types {
+        prefix yang;
+    }
+
+    revision "2020-01-22" {
+        description
+          "A1 adapter";
+    }
+
+    rpc putA1Policy {
+        input {
+            leaf near-rt-ric-url {
+                type inet:uri;
+            }
+            leaf body {
+                type string;
+            }
+        }
+        output {
+            leaf body {
+                type string;
+            }
+            leaf http-status {
+                type int32;
+            }
+        }
+    }
+
+    rpc getA1Policy {
+        input {
+            leaf near-rt-ric-url {
+                type inet:uri;
+            }
+        }
+        output {
+            leaf body {
+                type string;
+            }
+            leaf http-status {
+                type int32;
+            }
+        }
+    }
+
+    rpc getA1PolicyStatus {
+        input {
+            leaf near-rt-ric-url {
+                type inet:uri;
+            }
+        }
+        output {
+            leaf body {
+                type string;
+            }
+            leaf http-status {
+                type int32;
+            }
+        }
+    }
+
+    rpc getA1PolicyType {
+        input {
+            leaf near-rt-ric-url {
+                type inet:uri;
+            }
+        }
+        output {
+            leaf body {
+                type string;
+            }
+            leaf http-status {
+                type int32;
+            }
+        }
+    }
+
+    rpc deleteA1Policy {
+        input {
+            leaf near-rt-ric-url {
+                type inet:uri;
+            }
+        }
+        output {
+            leaf body {
+                type string;
+            }
+            leaf http-status {
+                type int32;
+            }
+        }
+    }
+}
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