Example usage for javax.persistence NonUniqueResultException NonUniqueResultException

Introduction

In this page you can find the example usage for javax.persistence NonUniqueResultException NonUniqueResultException.

Prototype

public NonUniqueResultException() 

Source Link

Document

Constructs a new NonUniqueResultException exception with null as its detail message.

Usage

From source file:org.jnap.core.persistence.jpa.DaoSupport.java

/**
 * /*  w w w. j  a  v a2 s . c  o  m*/
 * @param result
 * @return
 * @throws QueryException
 */
protected E handleUniqueResult(List<E> result) throws PersistenceException {
    E uniqueResult = null;
    if (result != null && result.size() > 0) {
        if (result.size() == 1) {
            uniqueResult = result.get(0);
        } else {
            throw new NonUniqueResultException(); //TODO
        }
    }
    return uniqueResult;
}

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From source file:org.batoo.jpa.core.impl.criteria.QueryImpl.java

/**
 * {@inheritDoc}//from  w  w  w.j  ava2s  . c om
 * 
 */
@Override
public X getSingleResult() {
    final List<X> resultList = this.getResultList();

    if (resultList.size() > 1) {
        throw new NonUniqueResultException();
    }

    if (resultList.size() == 0) {
        throw new NoResultException();
    }

    return resultList.get(0);
}

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From source file:org.batoo.jpa.core.impl.nativeQuery.NativeQuery.java

/**
 * {@inheritDoc}// ww  w .  j  a  v  a  2  s .c  o  m
 * 
 */
@Override
public Object getSingleResult() {
    final List<?> resultList = this.getResultList();

    if (resultList.size() > 1) {
        throw new NonUniqueResultException();
    }

    if (resultList.size() == 0) {
        throw new NoResultException();
    }

    return resultList.get(0);
}

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