Examples with EqPredicate com.blazebit.persistence.parser.predicate.EqPredicate used on opensource projects

Example 1 with EqPredicate

use of com.blazebit.persistence.parser.predicate.EqPredicate in project blaze-persistence by Blazebit.

the class JoinNode method getTreatedJoinNode.

public JoinNode getTreatedJoinNode(EntityType<?> type) {
    // Return this when the treat is an upcast
    if (type.getJavaType().isAssignableFrom(getJavaType())) {
        return this;
    }
    String typeName = type.getJavaType().getName();
    JoinNode treatedNode = treatedJoinNodes.get(typeName);
    if (treatedNode != null) {
        return treatedNode;
    }
    String alias = aliasInfo.getAliasOwner().generateRootAlias(aliasInfo.getAlias());
    TreatedJoinAliasInfo treatedJoinAliasInfo = new TreatedJoinAliasInfo(this, type, alias);
    aliasInfo.getAliasOwner().registerAliasInfo(treatedJoinAliasInfo);
    treatedNode = new JoinNode(treatedJoinAliasInfo);
    List<Predicate> predicates = new ArrayList<>(1);
    predicates.add(new EqPredicate(createExpression(null), treatedNode.createExpression(null)));
    treatedNode.onPredicate = new CompoundPredicate(CompoundPredicate.BooleanOperator.AND, predicates);
    treatedJoinAliasInfo.setJoinNode(treatedNode);
    treatedJoinNodes.put(typeName, treatedNode);
    return treatedNode;
}

Example 2 with EqPredicate

use of com.blazebit.persistence.parser.predicate.EqPredicate in project blaze-persistence by Blazebit.

the class JoinManager method getArrayExpressionPredicate.

private Predicate getArrayExpressionPredicate(JoinNode joinNode, ArrayExpression arrayExpr) {
    if (arrayExpr.getIndex() instanceof Predicate) {
        return (Predicate) arrayExpr.getIndex();
    } else {
        PathExpression keyPath = new PathExpression(new ArrayList<PathElementExpression>(), true);
        keyPath.getExpressions().add(new PropertyExpression(joinNode.getAliasInfo().getAlias()));
        keyPath.setPathReference(new SimplePathReference(joinNode, null, joinNode.getNodeType()));
        Attribute<?, ?> arrayBaseAttribute = joinNode.getParentTreeNode().getAttribute();
        Expression keyExpression;
        if (arrayBaseAttribute instanceof ListAttribute<?, ?>) {
            keyExpression = new ListIndexExpression(keyPath);
        } else {
            keyExpression = new MapKeyExpression(keyPath);
        }
        return new EqPredicate(keyExpression, arrayExpr.getIndex());
    }
}

Example 3 with EqPredicate

use of com.blazebit.persistence.parser.predicate.EqPredicate in project blaze-persistence by Blazebit.

the class GeneralParserTest method testNot2.

@Test
public void testNot2() {
    GeneralCaseExpression result = (GeneralCaseExpression) parse("CASE WHEN NOT(localized[:locale].name = localized[:locale].description) THEN 0 ELSE 1 END");
    GeneralCaseExpression expected = new GeneralCaseExpression(Arrays.asList(new WhenClauseExpression(new EqPredicate(path("localized[:locale]", "name"), path("localized[:locale]", "description"), true), _int("0"))), _int("1"));
    assertEquals(expected, result);
}

Example 4 with EqPredicate

use of com.blazebit.persistence.parser.predicate.EqPredicate in project blaze-persistence by Blazebit.

the class GeneralParserTest method testEnumCompare.

@Test
public void testEnumCompare() {
    enumTypes.put(TestEnum.class.getName(), (Class<Enum<?>>) (Class<?>) TestEnum.class);
    GeneralCaseExpression result = (GeneralCaseExpression) parse("CASE WHEN archived = " + TestEnum.class.getName() + ".ABC THEN 1 ELSE 2 END");
    GeneralCaseExpression expected = new GeneralCaseExpression(Arrays.asList(new WhenClauseExpression(new EqPredicate(path("archived"), _enum(TestEnum.ABC)), _int("1"))), _int("2"));
    assertEquals(expected, result);
}

Example 5 with EqPredicate

use of com.blazebit.persistence.parser.predicate.EqPredicate in project blaze-persistence by Blazebit.

the class GeneralParserTest method testNot1.

@Test
public void testNot1() {
    GeneralCaseExpression result = (GeneralCaseExpression) parse("CASE WHEN NOT(x.a = y.a) OR c.a < 9 AND b - c = 2 THEN 0 ELSE 1 END");
    GeneralCaseExpression expected = new GeneralCaseExpression(Arrays.asList(new WhenClauseExpression(new CompoundPredicate(CompoundPredicate.BooleanOperator.OR, new EqPredicate(path("x", "a"), path("y", "a"), true), new CompoundPredicate(CompoundPredicate.BooleanOperator.AND, new LtPredicate(path("c", "a"), _int("9")), new EqPredicate(subtract(path("b"), path("c")), _int("2")))), _int("0"))), _int("1"));
    assertEquals(expected, result);
}