Examples with AbstractIndex org.apache.geode.cache.query.internal.index.AbstractIndex used on opensource projects

Example 6 with AbstractIndex

use of org.apache.geode.cache.query.internal.index.AbstractIndex in project geode by apache.

the class PartitionedRegion method createIndexes.

public List<Index> createIndexes(boolean remotelyOriginated, HashSet<IndexCreationData> indexDefinitions) throws MultiIndexCreationException, CacheException, ForceReattemptException, IndexCreationException {
    if (remotelyOriginated && dataStore == null) {
        // data store where as it should have.
        if (getLocalMaxMemory() != 0) {
            throw new IndexCreationException(LocalizedStrings.PartitionedRegion_DATA_STORE_ON_THIS_VM_IS_NULL_AND_THE_LOCAL_MAX_MEMORY_IS_NOT_ZERO_THE_DATA_POLICY_IS_0_AND_THE_LOCALMAXMEMEORY_IS_1.toLocalizedString(getDataPolicy(), (long) getLocalMaxMemory()));
        }
        // Not have to do anything since the region is just an Accessor and
        // does not store any data.
        logger.info(LocalizedStrings.PartitionedRegion_THIS_IS_AN_ACCESSOR_VM_AND_DOESNT_CONTAIN_DATA);
        return new ArrayList<Index>();
    }
    Set<Index> indexes = new HashSet<Index>();
    boolean throwException = false;
    HashMap<String, Exception> exceptionsMap = new HashMap<String, Exception>();
    // First step is creating all the defined indexes.
    // Do not send the IndexCreationMsg to remote nodes now.
    throwException |= createEmptyIndexes(indexDefinitions, remotelyOriginated, indexes, exceptionsMap);
    // If same indexes are created locally and also being created by a remote index creation msg
    // populate such indexes only once.
    Set<Index> unpopulatedIndexes = null;
    if (indexes.size() > 0) {
        unpopulatedIndexes = getUnpopulatedIndexes(indexes);
    }
    // Second step is iterating over REs and populating all the created indexes
    if (unpopulatedIndexes != null && unpopulatedIndexes.size() > 0) {
        throwException |= populateEmptyIndexes(unpopulatedIndexes, exceptionsMap);
    }
    // Third step is to send the message to remote nodes
    // Locally originated create index request.
    // Send create request to other PR nodes.
    throwException |= sendCreateIndexesMessage(remotelyOriginated, indexDefinitions, indexes, exceptionsMap);
    // If exception is throw in any of the above steps
    if (throwException) {
        throw new MultiIndexCreationException(exceptionsMap);
    }
    // set the populate flag for all the created PR indexes
    for (Index ind : indexes) {
        ((AbstractIndex) ind).setPopulated(true);
    }
    return new ArrayList<Index>(indexes);
}