Example usage for javax.persistence Cache evict

Introduction

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

Prototype

public void evict(Class cls);

Source Link

Document

Remove the data for entities of the specified class (and its subclasses) from the cache.

Usage

From source file:com.haulmont.cuba.core.sys.QueryImpl.java

@Override
public int executeUpdate() {
    JpaQuery<T> query = getQuery();
    // In some cache configurations (in particular, when shared cache is on, but for some entities cache is set to ISOLATED),
    // EclipseLink does not evict updated entities from cache automatically.
    Cache cache = query.getEntityManager().getEntityManagerFactory().getCache();
    Class referenceClass = query.getDatabaseQuery().getReferenceClass();
    if (referenceClass != null) {
        cache.evict(referenceClass);
    } else {/*from w ww . j  a va2  s  .  com*/
        cache.evictAll();
    }
    return query.executeUpdate();
}

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