From 76c8f034a00b640b3b7decafef3892730550e2cf Mon Sep 17 00:00:00 2001
From: Ben Steffensmeier <Benjamin.P.Steffensmeier@raytheon.com>
Date: Tue, 18 Sep 2012 18:05:09 -0500
Subject: [PATCH] Issue #1179 fix radar imagery to not display when there is no
 dual pol precip.

Former-commit-id: 114b9ce95b5382cd3abb7e76ac8a532f6fc705ba [formerly 3c5497f87f5b086bd02c83a1255846aa9317cd7b] [formerly 59acdd53fda99e5328fc46a5a1fc9a4b376de832 [formerly 798e28b218c787a5bbb1e88f73fd714b84d23166]] [formerly 71391cdb59c023e42503d096e9fe27c35fa0a287 [formerly 798e28b218c787a5bbb1e88f73fd714b84d23166 [formerly 5eb3c4d62bcbdb458bc2895172601cb3fa38fa4b]]]
Former-commit-id: 71391cdb59c023e42503d096e9fe27c35fa0a287
Former-commit-id: a21046a8051d56c28e7d31757b314c4bf7d58282 [formerly 918e74fe201eff7fa74ce19726165cbaa545e286]
Former-commit-id: fd04a5be356fb1a8c0a44e877707a0379e949041
---
 .../src/com/raytheon/viz/radar/rsc/RadarImageResource.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cave/com.raytheon.viz.radar/src/com/raytheon/viz/radar/rsc/RadarImageResource.java b/cave/com.raytheon.viz.radar/src/com/raytheon/viz/radar/rsc/RadarImageResource.java
index 7b5ad69540..f6bfe5e73b 100644
--- a/cave/com.raytheon.viz.radar/src/com/raytheon/viz/radar/rsc/RadarImageResource.java
+++ b/cave/com.raytheon.viz.radar/src/com/raytheon/viz/radar/rsc/RadarImageResource.java
@@ -386,7 +386,11 @@ public class RadarImageResource<D extends IDescriptor> extends
         if (image == null || image.getCoverage() == null) {
             VizRadarRecord record = getRadarRecord(dataTime);
             if (record != null) {
-                if (record.getStoredDataAsync() == null) {
+                if (record.getNumRadials() == 0 || record.getNumBins() == 0) {
+                    // This is expected for dual pol precip products(DSD,DOD)
+                    // when it isn't raining.
+                    return null;
+                } else if (record.getStoredDataAsync() == null) {
                     issueRefresh();
                 } else {
                     try {