public static void startCache() {
   try {
     if (cache == null || cache.isClosed()) {
       cache = CacheFactory.create(ds);
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
 public static void closeCache() {
   try {
     if (cache != null && !cache.isClosed()) {
       cache.close();
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
   try {
     if (ds != null) ds.disconnect();
   } catch (Exception e) {
     getLogWriter().fine("Error in disconnecting from Distributed System");
   }
 }
Ejemplo n.º 3
0
  public Object evaluate(ExecutionContext context) throws RegionNotFoundException {
    Region rgn;
    Cache cache = context.getCache();
    // do PR bucketRegion substitution here for expressions that evaluate to a Region.
    PartitionedRegion pr = context.getPartitionedRegion();

    if (pr != null && pr.getFullPath().equals(this.regionPath)) {
      rgn = context.getBucketRegion();
    } else if (pr != null) {
      // Asif : This is a   very tricky solution to allow equijoin queries on PartitionedRegion
      // locally
      // We have possibly got a situation of equijoin. it may be across PRs. so use the context's
      // bucket region
      // to get ID and then retrieve the this region's bucket region
      BucketRegion br = context.getBucketRegion();
      int bucketID = br.getId();
      // Is current region a partitioned region
      rgn = cache.getRegion(this.regionPath);
      if (rgn.getAttributes().getDataPolicy().withPartitioning()) {
        // convert it into bucket region.
        PartitionedRegion prLocal = (PartitionedRegion) rgn;
        rgn = prLocal.getDataStore().getLocalBucketById(bucketID);
      }

    } else {
      rgn = cache.getRegion(this.regionPath);
    }

    if (rgn == null) {
      // if we couldn't find the region because the cache is closed, throw
      // a CacheClosedException
      if (cache.isClosed()) {
        throw new CacheClosedException();
      }
      throw new RegionNotFoundException(
          LocalizedStrings.CompiledRegion_REGION_NOT_FOUND_0.toLocalizedString(this.regionPath));
    }

    if (context.isCqQueryContext()) {
      return new QRegion(rgn, true, context);
    } else {
      return new QRegion(rgn, false, context);
    }
  }