Fixing NPE caused when rpc definition does not include "input" or "output"

[netconf.git] / restconf / sal-rest-docgen / src / main / java / org / opendaylight / netconf / sal / rest / doc / impl / BaseYangSwaggerGenerator.java

diff --git a/restconf/sal-rest-docgen/src/main/java/org/opendaylight/netconf/sal/rest/doc/impl/BaseYangSwaggerGenerator.java b/restconf/sal-rest-docgen/src/main/java/org/opendaylight/netconf/sal/rest/doc/impl/BaseYangSwaggerGenerator.java
index c6c7f1d28d23f2750adb8a895915fb7120e5f02d..17885056a930fdf5eefefce6e1d8e547a87012b5 100644 (file)
--- a/restconf/sal-rest-docgen/src/main/java/org/opendaylight/netconf/sal/rest/doc/impl/BaseYangSwaggerGenerator.java
+++ b/restconf/sal-rest-docgen/src/main/java/org/opendaylight/netconf/sal/rest/doc/impl/BaseYangSwaggerGenerator.java
@@ -419,10 +419,14 @@ public class BaseYangSwaggerGenerator {
         operationSpec.setMethod("POST");
         operationSpec.setNotes(rpcDefn.getDescription());
         operationSpec.setNickname(rpcDefn.getQName().getLocalName());
-        if (!rpcDefn.getOutput().getChildNodes().isEmpty()) {
+        if (rpcDefn.getOutput() != null &&
+                rpcDefn.getOutput().getChildNodes() != null &&
+                !rpcDefn.getOutput().getChildNodes().isEmpty()) {
             operationSpec.setType("(" + rpcDefn.getQName().getLocalName() + ")output" + OperationBuilder.TOP);
         }
-        if (!rpcDefn.getInput().getChildNodes().isEmpty()) {
+        if (rpcDefn.getInput() != null &&
+                rpcDefn.getInput().getChildNodes() != null &&
+                !rpcDefn.getInput().getChildNodes().isEmpty()) {
             final Parameter payload = new Parameter();
             payload.setParamType("body");
             payload.setType("(" + rpcDefn.getQName().getLocalName() + ")input" + OperationBuilder.TOP);