Package com.mysema.query.types

Examples of com.mysema.query.types.Predicate

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    private static final String SEARCH_TERM = "Foo";
    private static final String EXPECTED_PREDICATE_STRING = "startsWithIgnoreCase(person.lastName,Foo)";

    @Test
    public void lastNameLike() {
        Predicate predicate = PersonPredicates.lastNameIsLike(SEARCH_TERM);
        String predicateAsString = predicate.toString();
        assertEquals(EXPECTED_PREDICATE_STRING, predicateAsString);
    }
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    private static final String SEARCH_TERM = "Foo";
    private static final String EXPECTED_PREDICATE_STRING = "startsWithIgnoreCase(person.lastName,Foo)";

    @Test
    public void lastNameLike() {
        Predicate predicate = PersonPredicates.lastNameIsLike(SEARCH_TERM);
        String predicateAsString = predicate.toString();
        assertEquals(EXPECTED_PREDICATE_STRING, predicateAsString);
    }
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        doc3.setId(3L);
    }

    @Test
    public void test1() {
        Predicate crit = qDoc.id.eq(3L);
        List<Document> expResult = CollQueryFactory.from(qDoc, doc1, doc2, doc3).where(crit).list(qDoc);
        assertTrue(expResult.contains(doc3)); //ok
    }
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        assertTrue(expResult.contains(doc3)); //ok
    }

    @Test
    public void test2() {
        Predicate crit = qDoc.meshThesaurusTerms.any().eq("x");
        List<Document> expResult = CollQueryFactory.from(qDoc, doc1, doc2, doc3).where(crit).list(qDoc);
        assertTrue(expResult.contains(doc1)); //ok
    }
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        assertTrue(expResult.contains(doc1)); //ok
    }

    @Test
    public void test3() {
        Predicate crit = qDoc.meshThesaurusTerms.any().eq("x").or(qDoc.id.eq(3L));
        List<Document> expResult =  CollQueryFactory.from(qDoc, doc1, doc2, doc3).where(crit).list(qDoc);
        assertTrue(expResult.contains(doc1));
        assertTrue(expResult.contains(doc3)); //fails, expResult contains only doc1, but should contain doc1 and doc3!
    }
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        assertTrue(expResult.contains(doc3)); //fails, expResult contains only doc1, but should contain doc1 and doc3!
    }

    @Test
    public void test4() {
        Predicate crit = qDoc.id.eq(3L).or(qDoc.meshThesaurusTerms.any().eq("x"));
        List<Document> expResult =  CollQueryFactory.from(qDoc, doc1, doc2, doc3).where(crit).list(qDoc);
        assertTrue(expResult.contains(doc1));
        assertTrue(expResult.contains(doc3)); //fails, expResult contains only doc1, but should contain doc1 and doc3!
    }
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    @Override
    protected Predicate normalize(Predicate predicate, boolean where) {
        predicate = (Predicate)ExpressionUtils.extract(predicate);
        if (predicate != null) {
            Context context = new Context();           
            Predicate transformed = (Predicate) predicate.accept(CollectionAnyVisitor.DEFAULT, context);
            for (int i = 0; i < context.paths.size(); i++) {
                Path<?> path = context.paths.get(i);           
                addCondition(context, i, path, where);
            }
            return transformed;   
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    @SuppressWarnings("unchecked")
    private void addCondition(Context context, int i, Path<?> path, boolean where) {
        EntityPath<?> alias = context.replacements.get(i);                
        from(alias);
        Predicate condition = PredicateOperation.create(Ops.IN, alias, path.getMetadata().getParent());
        if (where) {
            super.where(condition);
        } else {
            super.having(condition);
        }
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    @Test
    public void And_Or() {
        //A.a.id.eq(theId).and(B.b.on.eq(false).or(B.b.id.eq(otherId)));
        QCat cat = QCat.cat;
        Predicate pred = cat.id.eq(1).and(cat.name.eq("Kitty").or(cat.name.eq("Boris")));
        JPQLSerializer serializer = new JPQLSerializer(HQLTemplates.DEFAULT);
        serializer.handle(pred);
        assertEquals("cat.id = ?1 and (cat.name = ?2 or cat.name = ?3)", serializer.toString());
        assertEquals("cat.id = 1 && (cat.name = Kitty || cat.name = Boris)", pred.toString());
    }
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        assertMatches("cat_kittens.*\\.name", serialize(cat.kittens.any().name));
    }

    @Test
    public void Simple_BooleanOperation() {
        Predicate predicate = cat.kittens.any().name.eq("Ruth123");
        assertMatches("exists \\(select 1\n" +
                "from cat.kittens as cat_kittens.*\n" +
                "where cat_kittens.*\\.name = \\?1\\)", serialize(predicate));
    }
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Related Classes of com.mysema.query.types.Predicate

  • $.BaseService
  • $.BaseServiceTest
  • com.commafeed.backend.dao.FeedCategoryDAO
  • com.mysema.query.collections.CollQueryMixin
  • com.mysema.query.collections.DocumentTest
  • com.mysema.query.domain.QueryByExampleTest
  • com.mysema.query.jdo.JDOQueryMixin
  • com.mysema.query.jpa.JPACollectionAnyVisitorTest
  • com.mysema.query.jpa.JPQLSerializerTest
  • com.mysema.query.support.CollectionAnyVisitor
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