Example usage for org.springframework.data.solr.core.query Criteria isNegating

Introduction

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

Prototype

public boolean isNegating() 

Source Link

Usage

From source file:org.springframework.data.solr.core.query.CriteriaTests.java

@Test
public void testIsNull() {
    Criteria criteria = new Criteria("field_1").isNull();
    Assert.assertEquals("field_1", criteria.getField().getName());

    Predicate entry = getPredicateByPosition(criteria.getPredicates(), 0);
    Assert.assertEquals(OperationKey.BETWEEN.getKey(), entry.getKey());

    Assert.assertTrue(criteria.isNegating());
    Assert.assertNull(((Object[]) entry.getValue())[0]);
    Assert.assertNull(((Object[]) entry.getValue())[1]);
    Assert.assertTrue(((Boolean) ((Object[]) entry.getValue())[2]).booleanValue());
    Assert.assertTrue(((Boolean) ((Object[]) entry.getValue())[3]).booleanValue());
}

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From source file:org.springframework.data.solr.core.query.CriteriaTests.java

@Test
public void testIsNotNull() {
    Criteria criteria = new Criteria("field_1").isNotNull();
    Assert.assertEquals("field_1", criteria.getField().getName());

    Predicate entry = getPredicateByPosition(criteria.getPredicates(), 0);
    Assert.assertEquals(OperationKey.BETWEEN.getKey(), entry.getKey());

    Assert.assertFalse(criteria.isNegating());
    Assert.assertNull(((Object[]) entry.getValue())[0]);
    Assert.assertNull(((Object[]) entry.getValue())[1]);
    Assert.assertTrue(((Boolean) ((Object[]) entry.getValue())[2]).booleanValue());
    Assert.assertTrue(((Boolean) ((Object[]) entry.getValue())[3]).booleanValue());
}

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From source file:org.springframework.data.solr.core.query.CriteriaTests.java

@Test
public void testIsNot() {
    Criteria criteria = new Criteria("field_1").is("value_1").not();
    Assert.assertTrue(criteria.isNegating());
    assertPredicate(criteria.getPredicates(), 0, OperationKey.EQUALS, "value_1");
}

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From source file:org.springframework.data.solr.core.QueryParserBase.java

/**
 * Creates query string representation of a single critiera
 * /*from w  ww. ja v  a2s  .c o m*/
 * @param criteria
 * @return
 */
protected String createQueryFragmentForCriteria(Criteria part) {
    Criteria criteria = (Criteria) part;
    StringBuilder queryFragment = new StringBuilder();
    boolean singeEntryCriteria = (criteria.getPredicates().size() == 1);
    if (criteria instanceof QueryStringHolder) {
        return ((QueryStringHolder) criteria).getQueryString();
    }

    String fieldName = getNullsafeFieldName(criteria.getField());
    if (criteria.isNegating()) {
        fieldName = NOT + fieldName;
    }
    if (!StringUtils.isEmpty(fieldName) && !containsFunctionCriteria(criteria.getPredicates())) {
        queryFragment.append(fieldName);
        queryFragment.append(DELIMINATOR);
    }

    // no criteria given is defaulted to not null
    if (criteria.getPredicates().isEmpty()) {
        queryFragment.append("[* TO *]");
        return queryFragment.toString();
    }

    if (!singeEntryCriteria) {
        queryFragment.append("(");
    }

    CriteriaQueryStringValueProvider valueProvider = new CriteriaQueryStringValueProvider(criteria);
    while (valueProvider.hasNext()) {
        queryFragment.append(valueProvider.next());
        if (valueProvider.hasNext()) {
            queryFragment.append(CRITERIA_VALUE_SEPERATOR);
        }
    }

    if (!singeEntryCriteria) {
        queryFragment.append(")");
    }
    if (!Float.isNaN(criteria.getBoost())) {
        queryFragment.append(BOOST + criteria.getBoost());
    }

    return queryFragment.toString();
}

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