Example usage for org.springframework.data.elasticsearch.core.query Criteria getFilterCriteriaEntries

Introduction

In this page you can find the example usage for org.springframework.data.elasticsearch.core.query Criteria getFilterCriteriaEntries.

Prototype

public Set<CriteriaEntry> getFilterCriteriaEntries() 

Source Link

Usage

From source file:com.github.vanroy.springdata.jest.CriteriaFilterProcessor.java

private List<QueryBuilder> createFilterFragmentForCriteria(Criteria chainedCriteria) {
    Iterator<CriteriaEntry> it = chainedCriteria.getFilterCriteriaEntries().iterator();
    List<QueryBuilder> filterList = new LinkedList<QueryBuilder>();

    String fieldName = chainedCriteria.getField().getName();
    Assert.notNull(fieldName, "Unknown field");
    QueryBuilder filter = null;//from www. ja v  a  2s .c o m

    while (it.hasNext()) {
        Criteria.CriteriaEntry entry = it.next();
        filter = processCriteriaEntry(entry.getKey(), entry.getValue(), fieldName);
        filterList.add(filter);
    }

    return filterList;
}

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From source file:com.github.vanroy.springdata.jest.CriteriaFilterProcessor.java

QueryBuilder createFilterFromCriteria(Criteria criteria) {
    List<QueryBuilder> fbList = new LinkedList<QueryBuilder>();
    QueryBuilder filter = null;//from   w  w  w.j a va 2 s.  c  om

    ListIterator<Criteria> chainIterator = criteria.getCriteriaChain().listIterator();

    while (chainIterator.hasNext()) {
        QueryBuilder fb = null;
        Criteria chainedCriteria = chainIterator.next();
        if (chainedCriteria.isOr()) {
            fb = QueryBuilders.boolQuery();
            for (QueryBuilder f : createFilterFragmentForCriteria(chainedCriteria)) {
                ((BoolQueryBuilder) fb).should(f);
            }
            fbList.add(fb);
        } else if (chainedCriteria.isNegating()) {
            List<QueryBuilder> negationFilters = buildNegationFilter(criteria.getField().getName(),
                    criteria.getFilterCriteriaEntries().iterator());

            if (!negationFilters.isEmpty()) {
                fbList.addAll(negationFilters);
            }
        } else {
            fbList.addAll(createFilterFragmentForCriteria(chainedCriteria));
        }
    }

    if (!fbList.isEmpty()) {
        if (fbList.size() == 1) {
            filter = fbList.get(0);
        } else {
            filter = QueryBuilders.boolQuery();
            for (QueryBuilder f : fbList) {
                ((BoolQueryBuilder) filter).must(f);
            }
        }
    }
    return filter;
}

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