From fbc14fb126199394da2ccc459460e69672772c1c Mon Sep 17 00:00:00 2001
From: lizi00164331 <li.zi30@zte.com.cn>
Date: Mon, 18 Sep 2017 19:01:40 +0800
Subject: [PATCH] Realize the delete EMS API.

Change-Id: Ib016497d81bfab254338bcb8847be90ecff98636
Issue-ID: AAI-324
Signed-off-by: lizi00164331 <li.zi30@zte.com.cn>
---
 .../externalservice/aai/ExternalSystemProxy.java   |  4 +++
 .../onap/aai/esr/wrapper/EmsManagerWrapper.java    | 32 ++++++++++++++++++++--
 .../onap/aai/esr/wrapper/ThirdpatySdncWrapper.java |  2 +-
 .../onap/aai/esr/wrapper/VnfmManagerWrapper.java   |  2 +-
 4 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/esr-mgr/src/main/java/org/onap/aai/esr/externalservice/aai/ExternalSystemProxy.java b/esr-mgr/src/main/java/org/onap/aai/esr/externalservice/aai/ExternalSystemProxy.java
index e2ebfef..046a25b 100644
--- a/esr-mgr/src/main/java/org/onap/aai/esr/externalservice/aai/ExternalSystemProxy.java
+++ b/esr-mgr/src/main/java/org/onap/aai/esr/externalservice/aai/ExternalSystemProxy.java
@@ -90,4 +90,8 @@ public class ExternalSystemProxy {
   public static String queryEmsList() throws Exception {
     return externalSystemproxy.queryEMSList(transactionId, fromAppId, authorization);
   }
+  
+  public static void deleteEms(String emsId, String resourceVersion) throws Exception {
+    externalSystemproxy.deleteEMS(transactionId, fromAppId, authorization, emsId, resourceVersion);
+  }
 }
diff --git a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/EmsManagerWrapper.java b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/EmsManagerWrapper.java
index 9d13165..f3ae511 100644
--- a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/EmsManagerWrapper.java
+++ b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/EmsManagerWrapper.java
@@ -93,8 +93,23 @@ public class EmsManagerWrapper {
   }
   
   public Response delEms(String emsId) {
-    //TODO
-    return Response.noContent().build();
+    EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
+    esrEmsDetail = queryEsrEmsDetail(emsId);
+    String resourceVersion = esrEmsDetail.getResourceVersion();
+    if (resourceVersion != null) {
+      try {
+        ExternalSystemProxy.deleteEms(emsId, resourceVersion);
+        return Response.noContent().build();
+      } catch (Exception e) {
+        e.printStackTrace();
+        LOG.error("Delete EMS from A&AI failed! EMS ID: " + emsId + "resouce-version:"
+            + resourceVersion, e.getMessage());
+        return Response.serverError().build();
+      }
+    } else {
+      LOG.error("resouce-version is null ! Can not delete resouce from A&AI. ");
+      return Response.serverError().build();
+    }
   }
   
   private EmsRegisterInfo queryEmsDetail(String emsId) {
@@ -125,4 +140,17 @@ public class EmsManagerWrapper {
     }
     return emsInfoList;
   }
+  
+  private EsrEmsDetail queryEsrEmsDetail (String emsId) {
+    EsrEmsDetail esrEmsDetail = new EsrEmsDetail();
+    try {
+      String esrEmsStr = ExternalSystemProxy.queryEmsDetail(emsId);
+      LOG.info("Response from AAI by query EMS: " + esrEmsStr);
+      esrEmsDetail = new Gson().fromJson(esrEmsStr, EsrEmsDetail.class);
+    } catch (Exception e) {
+      e.printStackTrace();
+      LOG.error("Query EMS detail failed! EMS ID: " + emsId, e.getMessage());
+    }
+    return esrEmsDetail;
+  }
 }
diff --git a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/ThirdpatySdncWrapper.java b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/ThirdpatySdncWrapper.java
index 4b23fcf..4ecc5c9 100644
--- a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/ThirdpatySdncWrapper.java
+++ b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/ThirdpatySdncWrapper.java
@@ -130,7 +130,7 @@ public class ThirdpatySdncWrapper {
         e.printStackTrace();
         LOG.error("Delete VNFM from A&AI failed! thirdparty SDNC ID: " + thirdpartySdncId + "resouce-version:"
             + resourceVersion, e.getMessage());
-        return Response.serverError().build();
+        return Response.noContent().build();
       }
     } else {
       LOG.error("resouce-version is null ! Can not delete resouce from A&AI. ");
diff --git a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/VnfmManagerWrapper.java b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/VnfmManagerWrapper.java
index d1b3b77..5f6c8db 100644
--- a/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/VnfmManagerWrapper.java
+++ b/esr-mgr/src/main/java/org/onap/aai/esr/wrapper/VnfmManagerWrapper.java
@@ -120,7 +120,7 @@ public class VnfmManagerWrapper {
     if (resourceVersion != null) {
       try {
         ExternalSystemProxy.deleteVnfm(vnfmId, resourceVersion);
-        return Response.ok().build();
+        return Response.noContent().build();
       } catch (Exception e) {
         e.printStackTrace();
         LOG.error("Delete VNFM from A&AI failed! VNFM ID: " + vnfmId + "resouce-version:"
-- 
2.16.6