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-rw-r--r--main/src/main/java/org/onap/policy/pap/main/comm/msgdata/UpdateReq.java4
-rw-r--r--main/src/test/java/org/onap/policy/pap/main/comm/msgdata/UpdateReqTest.java11
2 files changed, 15 insertions, 0 deletions
diff --git a/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/UpdateReq.java b/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/UpdateReq.java
index eeed5fc6..6f62cf27 100644
--- a/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/UpdateReq.java
+++ b/main/src/main/java/org/onap/policy/pap/main/comm/msgdata/UpdateReq.java
@@ -131,6 +131,10 @@ public class UpdateReq extends RequestImpl {
PdpUpdate update = (PdpUpdate) newMessage;
+ // ensure lists are never null
+ update.setPoliciesToBeDeployed(alwaysList(update.getPoliciesToBeDeployed()));
+ update.setPoliciesToBeUndeployed(alwaysList(update.getPoliciesToBeUndeployed()));
+
if (isSameContent(update)) {
// content hasn't changed - nothing more to do
return true;
diff --git a/main/src/test/java/org/onap/policy/pap/main/comm/msgdata/UpdateReqTest.java b/main/src/test/java/org/onap/policy/pap/main/comm/msgdata/UpdateReqTest.java
index c318a035..6ea874d8 100644
--- a/main/src/test/java/org/onap/policy/pap/main/comm/msgdata/UpdateReqTest.java
+++ b/main/src/test/java/org/onap/policy/pap/main/comm/msgdata/UpdateReqTest.java
@@ -22,6 +22,7 @@
package org.onap.policy.pap.main.comm.msgdata;
import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatCode;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
@@ -198,6 +199,16 @@ public class UpdateReqTest extends CommonRequestBase {
msg2.setPdpGroup(DIFFERENT);
assertTrue(data.reconfigure(msg2));
assertSame(msg2, data.getMessage());
+
+ // both lists in the update are null - should not throw an exception
+ PdpUpdate msg3 = new PdpUpdate(update);
+ msg3.setPdpGroup(DIFFERENT);
+ msg3.setPoliciesToBeDeployed(null);
+ msg3.setPoliciesToBeUndeployed(null);
+ assertThatCode(() -> data.reconfigure(msg3)).doesNotThrowAnyException();
+
+ // both lists in the current msg (i.e., msg3) are null - should not throw an exception
+ assertThatCode(() -> data.reconfigure(update)).doesNotThrowAnyException();
}
@Test