Examples with OneToMany jakarta.persistence.OneToMany used on opensource projects

Example 16 with OneToMany

use of jakarta.persistence.OneToMany in project eclipselink by eclipse-ee4j.

the class AbstractMethodMapping method getMemberType.

@Override
protected Class<?> getMemberType() {
    Method method = getMember();
    Class<?> type = method.getReturnType();
    if (type == Void.class) {
        return method.getParameterTypes()[0];
    } else {
        // One to One
        OneToOne oneToOne = method.getAnnotation(OneToOne.class);
        if (oneToOne != null) {
            Class<?> targetEntity = oneToOne.targetEntity();
            if (targetEntity != void.class) {
                return targetEntity;
            }
        }
        // Many to One
        ManyToOne manyToOne = method.getAnnotation(ManyToOne.class);
        if (manyToOne != null) {
            Class<?> targetEntity = manyToOne.targetEntity();
            if (targetEntity != void.class) {
                return targetEntity;
            }
        }
        // Many to Many
        ManyToMany manyToMany = method.getAnnotation(ManyToMany.class);
        if (manyToMany != null) {
            Class<?> targetEntity = manyToMany.targetEntity();
            if (targetEntity != void.class) {
                return targetEntity;
            }
        }
        // One to Many
        OneToMany oneToMany = method.getAnnotation(OneToMany.class);
        if (oneToMany != null) {
            Class<?> targetEntity = oneToMany.targetEntity();
            if (targetEntity != void.class) {
                return targetEntity;
            }
        }
        return type;
    }
}