Examples of javax.persistence.criteria.CriteriaBuilder.equal()

Class javax.persistence.criteria.CriteriaBuilder

Examples of javax.persistence.criteria.CriteriaBuilder.equal()

javax.persistence.criteria.CriteriaBuilder.equal()
Create a predicate for testing the arguments for equality. @param x expression @param y expression @return equality predicate

        Property<?> identityTypeProp = modelProperties.get(PROPERTY_IDENTITY_TYPE);


        List<Predicate> predicates = new ArrayList<Predicate>();


        if (identityType != null) {
            predicates.add(builder.equal(root.get(identityTypeProp.getName()),
                    lookupIdentityType(identityType.getName(), em)));
        }


        criteria.where(predicates.toArray(new Predicate[predicates.size()]));

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        Property<?> identityToProperty = modelProperties.get(PROPERTY_RELATIONSHIP_TO);
        Property<?> relationshipNameProperty = modelProperties.get(PROPERTY_RELATIONSHIP_NAME);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(identityToProperty.getName()),
                lookupIdentity(identity, em)));


        Path<String> rolesOnly = root.get(relationshipNameProperty.getName());
        predicates.add(builder.like(rolesOnly, "%"));

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        CriteriaQuery<?> criteria = builder.createQuery(identityClass);
        Root<?> root = criteria.from(identityClass);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(nameProperty.getName()),
                identity.getName()));
        predicates.add(builder.equal(root.get(typeProperty.getName()),
                lookupIdentityType(identity.getIdentityType().getName(), em)));


        criteria.where(predicates.toArray(new Predicate[predicates.size()]));

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        Root<?> root = criteria.from(identityClass);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(nameProperty.getName()),
                identity.getName()));
        predicates.add(builder.equal(root.get(typeProperty.getName()),
                lookupIdentityType(identity.getIdentityType().getName(), em)));


        criteria.where(predicates.toArray(new Predicate[predicates.size()]));


        try {

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                criteria = builder.createQuery(credentialClass);
                root = criteria.from(credentialClass);


                predicates = new ArrayList<Predicate>();
                predicates.add(builder.equal(root.get(credentialIdentityProp.getName()),
                        instance));
                criteria.where(predicates.toArray(new Predicate[predicates.size()]));


                List<?> results = em.createQuery(criteria).getResultList();
                for (Object result : results) {

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        CriteriaBuilder builder = em.getCriteriaBuilder();
        CriteriaQuery<?> criteria = builder.createQuery(relationshipClass);
        Root<?> root = criteria.from(relationshipClass);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(fromProperty.getName()),
                lookupIdentity(fromIdentity, em)));
        predicates.add(builder.equal(root.get(toProperty.getName()),
                lookupIdentity(toIdentity, em)));
        predicates.add(builder.equal(root.get(relationshipTypeProp.getName()),
                lookupRelationshipType(relationshipType, em)));

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        Root<?> root = criteria.from(relationshipClass);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(fromProperty.getName()),
                lookupIdentity(fromIdentity, em)));
        predicates.add(builder.equal(root.get(toProperty.getName()),
                lookupIdentity(toIdentity, em)));
        predicates.add(builder.equal(root.get(relationshipTypeProp.getName()),
                lookupRelationshipType(relationshipType, em)));


        criteria.where(predicates.toArray(new Predicate[predicates.size()]));

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        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(fromProperty.getName()),
                lookupIdentity(fromIdentity, em)));
        predicates.add(builder.equal(root.get(toProperty.getName()),
                lookupIdentity(toIdentity, em)));
        predicates.add(builder.equal(root.get(relationshipTypeProp.getName()),
                lookupRelationshipType(relationshipType, em)));


        criteria.where(predicates.toArray(new Predicate[predicates.size()]));


        Object relationship = em.createQuery(criteria).getSingleResult();

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        CriteriaBuilder builder = em.getCriteriaBuilder();
        CriteriaQuery<?> criteria = builder.createQuery(roleTypeClass);
        Root<?> root = criteria.from(roleTypeClass);


        List<Predicate> predicates = new ArrayList<Predicate>();
        predicates.add(builder.equal(root.get(nameProp.getName()), name));
        criteria.where(predicates.toArray((new Predicate[0])));
        Object roleType = em.createQuery(criteria).getSingleResult();
        em.remove(roleType);


        return null;

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        Property<?> relationshipToProp = modelProperties.get(PROPERTY_RELATIONSHIP_TO);


        List<Predicate> predicates = new ArrayList<Predicate>();
        
        if (identity1 != null) {
            predicates.add(builder.equal(root.get(relationshipFromProp.getName()),
                loadedIdentity1));
        }


        if (identity2 != null) {
            predicates.add(builder.equal(root.get(relationshipToProp.getName()),

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