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[VIVO-1262] Minor correction in the visualisation cache

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This commit is contained in:
Graham Triggs 2016-08-18 06:59:13 -06:00
parent 3bafa451f2
commit 1dbfffa2c8
1 changed files with 9 additions and 4 deletions
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13
api/src/main/java/edu/cornell/mannlib/vitro/webapp/visualization/utilities/CachingRDFServiceExecutor.java
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@ -90,11 +90,16 @@ public class CachingRDFServiceExecutor<T> {
if (cachedResults != null) {
// If the background service exists, and the cache is considered invalid
if (backgroundRDFService != null && resultBuilder.invalidateCache(System.currentTimeMillis() - lastCacheTime)) {
// Determine how long we are prepared to wait for an answer
long waitFor = (backgroundTask == null ? 1000 : 500);
// In most cases, only wait for half a second
long waitFor = 500;
// Start the background task to refresh the cache
startBackgroundTask(rdfService);
if (backgroundTask == null) {
// Start the background task to refresh the cache
startBackgroundTask(backgroundRDFService);
// As we've just started the background task, allow a wait time of 1 second
waitFor = 1000;
}
// See if we expect it to complete in time, and if so, wait for it
if (allowWaits && isExpectedToCompleteIn(waitFor)) {