Add versioning, session and zusammen libs

Issue-ID: SDC-2486
Signed-off-by: talig <talig@amdocs.com>
Change-Id: I848edbcb84f424f949b646df04f04fa66d0f3bd2

4 files changed, 122 insertions, 0 deletions

diff --git a/session-lib/src/main/java/org/onap/sdc/common/session/SessionContext.java b/session-lib/src/main/java/org/onap/sdc/common/session/SessionContext.java
new file mode 100644
index 0000000..c4807f8
--- /dev/null
+++ b/session-lib/src/main/java/org/onap/sdc/common/session/SessionContext.java
@@ -0,0 +1,24 @@
+/*
+ *  Copyright © 2016-2017 European Support 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.
+ */
+
+package org.onap.sdc.common.session;
+
+public interface SessionContext {
+
+    String getUserId();
+
+    String getTenant();
+}
diff --git a/session-lib/src/main/java/org/onap/sdc/common/session/SessionContextProvider.java b/session-lib/src/main/java/org/onap/sdc/common/session/SessionContextProvider.java
new file mode 100644
index 0000000..6ada627
--- /dev/null
+++ b/session-lib/src/main/java/org/onap/sdc/common/session/SessionContextProvider.java
@@ -0,0 +1,26 @@
+/*
+ *  Copyright © 2016-2017 European Support 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.
+ */
+
+package org.onap.sdc.common.session;
+
+public interface SessionContextProvider {
+
+    void create(String user, String tenant);
+
+    SessionContext get();
+
+    void close();
+}
diff --git a/session-lib/src/main/java/org/onap/sdc/common/session/impl/SdcSessionContextProvider.java b/session-lib/src/main/java/org/onap/sdc/common/session/impl/SdcSessionContextProvider.java
new file mode 100644
index 0000000..4a7bc96
--- /dev/null
+++ b/session-lib/src/main/java/org/onap/sdc/common/session/impl/SdcSessionContextProvider.java
@@ -0,0 +1,64 @@
+/*
+ *  Copyright © 2016-2017 European Support 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.
+ */
+
+
+package org.onap.sdc.common.session.impl;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import org.onap.sdc.common.session.SessionContext;
+import org.onap.sdc.common.session.SessionContextProvider;
+import org.springframework.stereotype.Service;
+
+@Service
+public class SdcSessionContextProvider implements SessionContextProvider {
+
+    private static final InheritableThreadLocal<String> threadUserId = new InheritableThreadLocal<>();
+    private static final InheritableThreadLocal<String> threadTenant = new InheritableThreadLocal<>();
+
+    @Override
+    public void create(String userId, String tenant) {
+        threadUserId.set(userId);
+        threadTenant.set(tenant);
+    }
+
+    @Override
+    public SessionContext get() {
+        if (threadUserId.get() == null) {
+            throw new SessionException("UserId was not set for this thread");
+        }
+
+        if (threadTenant.get() == null) {
+            throw new SessionException("Tenant was not set for this thread");
+        }
+
+        return new SdcSessionContext(threadUserId.get(), threadTenant.get());
+    }
+
+    @Override
+    public void close() {
+        threadUserId.remove();
+        threadTenant.remove();
+    }
+
+    @Getter
+    @AllArgsConstructor
+    private static class SdcSessionContext implements SessionContext {
+
+        private final String userId;
+        private final String tenant;
+    }
+}
diff --git a/session-lib/src/main/java/org/onap/sdc/common/session/impl/SessionException.java b/session-lib/src/main/java/org/onap/sdc/common/session/impl/SessionException.java
new file mode 100644
index 0000000..54b2fd3
--- /dev/null
+++ b/session-lib/src/main/java/org/onap/sdc/common/session/impl/SessionException.java
@@ -0,0 +1,8 @@
+package org.onap.sdc.common.session.impl;
+
+public class SessionException extends RuntimeException {
+
+    public SessionException(String message) {
+        super(message);
+    }
+}