Examples with SqmSimplePath org.hibernate.query.sqm.tree.domain.SqmSimplePath used on opensource projects

Example 1 with SqmSimplePath

use of org.hibernate.query.sqm.tree.domain.SqmSimplePath in project hibernate-orm by hibernate.

the class AliasCollisionTest method testSubqueryUsingIdentificationVariableDefinedInRootQuery.

@Test
public void testSubqueryUsingIdentificationVariableDefinedInRootQuery() {
    final String query = "select a from SimpleEntity a where a.someString in " + "( select b.someString from SimpleEntity b where a.someLong = b.someLong )";
    final SqmSelectStatement<?> sqm = interpretSelect(query);
    final SqmQuerySpec<?> querySpec = sqm.getQuerySpec();
    final List<SqmSelection<?>> selections = querySpec.getSelectClause().getSelections();
    assertThat(selections, hasSize(1));
    assertThat(selections.get(0).getAlias(), nullValue());
    final List<SqmRoot<?>> roots = querySpec.getFromClause().getRoots();
    assertThat(roots, hasSize(1));
    assertThat(roots.get(0).getJoins(), isEmpty());
    assertThat(roots.get(0).getExplicitAlias(), is("a"));
    assertThat(querySpec.getWhereClause().getPredicate(), instanceOf(SqmInSubQueryPredicate.class));
    final SqmInSubQueryPredicate predicate = (SqmInSubQueryPredicate) querySpec.getWhereClause().getPredicate();
    final SqmQuerySpec subQuerySpec = predicate.getSubQueryExpression().getQuerySpec();
    assertThat(subQuerySpec.getFromClause().getRoots().get(0).getExplicitAlias(), is("b"));
    final SqmComparisonPredicate correlation = (SqmComparisonPredicate) subQuerySpec.getWhereClause().getPredicate();
    final SqmSimplePath leftHandExpression = (SqmSimplePath) correlation.getLeftHandExpression();
    assertThat(leftHandExpression.getLhs().getExplicitAlias(), is("a"));
    final SqmSimplePath rightHandExpression = (SqmSimplePath) correlation.getRightHandExpression();
    assertThat(rightHandExpression.getLhs().getExplicitAlias(), is("b"));
}

Example 2 with SqmSimplePath

use of org.hibernate.query.sqm.tree.domain.SqmSimplePath in project hibernate-orm by hibernate.

the class AttributePathTests method assertPropertyPath.

private void assertPropertyPath(SqmExpression expression, String expectedFullPath) {
    assertThat(expression, instanceOf(SqmSimplePath.class));
    final SqmSimplePath domainReferenceBinding = (SqmSimplePath) expression;
    assertThat(domainReferenceBinding.getNavigablePath().getFullPath(), is(expectedFullPath));
}

Example 3 with SqmSimplePath

use of org.hibernate.query.sqm.tree.domain.SqmSimplePath in project hibernate-orm by hibernate.

the class SelectClauseTests method collectionIndexFunctionAssertions.

private void collectionIndexFunctionAssertions(SqmSelectStatement<?> statement, CollectionClassification expectedCollectionClassification, Class<? extends DomainType> expectedIndexDomainTypeType, String expectedAlias) {
    assertEquals(1, statement.getQuerySpec().getSelectClause().getSelections().size());
    final SqmSelectableNode<?> selectedExpr = statement.getQuerySpec().getSelectClause().getSelections().get(0).getSelectableNode();
    assertThat(selectedExpr, instanceOf(SqmSimplePath.class));
    final SqmSimplePath<?> selectedPath = (SqmSimplePath<?>) selectedExpr;
    assertThat(selectedPath.getLhs().getExplicitAlias(), is(expectedAlias));
    final PluralPersistentAttribute attribute = (PluralPersistentAttribute) selectedPath.getLhs().getReferencedPathSource();
    assertThat(attribute.getCollectionClassification(), is(expectedCollectionClassification));
    final SimpleDomainType<?> indexDomainType = attribute.getKeyGraphType();
    assertThat(indexDomainType, instanceOf(expectedIndexDomainTypeType));
    assertThat(selectedPath.getReferencedPathSource(), sameInstance(attribute.getIndexPathSource()));
}