Examples with DistinctAggregator org.apache.geode.cache.query.internal.aggregate.DistinctAggregator used on opensource projects

Example 1 with DistinctAggregator

use of org.apache.geode.cache.query.internal.aggregate.DistinctAggregator in project geode by apache.

the class CompiledAggregateFunction method evaluate.

@Override
public Object evaluate(ExecutionContext context) throws FunctionDomainException, TypeMismatchException, NameResolutionException, QueryInvocationTargetException {
    boolean isPRQueryNode = context.getIsPRQueryNode();
    boolean isBucketNode = context.getBucketList() != null;
    switch(this.aggFuncType) {
        case OQLLexerTokenTypes.SUM:
            if (isPRQueryNode) {
                return this.distinctOnly ? new SumDistinctPRQueryNode() : new Sum();
            } else {
                return this.distinctOnly ? (isBucketNode ? new DistinctAggregator() : new SumDistinct()) : new Sum();
            }
        case OQLLexerTokenTypes.MAX:
            return new MaxMin(true);
        case OQLLexerTokenTypes.MIN:
            return new MaxMin(false);
        case OQLLexerTokenTypes.AVG:
            if (isPRQueryNode) {
                return this.distinctOnly ? new AvgDistinctPRQueryNode() : new AvgPRQueryNode();
            } else {
                return this.distinctOnly ? (isBucketNode ? new DistinctAggregator() : new AvgDistinct()) : (isBucketNode ? new AvgBucketNode() : new Avg());
            }
        case OQLLexerTokenTypes.COUNT:
            if (isPRQueryNode) {
                return this.distinctOnly ? new CountDistinctPRQueryNode() : new CountPRQueryNode();
            } else {
                return this.distinctOnly ? (isBucketNode ? new DistinctAggregator() : new CountDistinct()) : new Count();
            }
        default:
            throw new UnsupportedOperationException("Aggregate function not implemented");
    }
}