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tbuckel/gist:7349789

Created November 7, 2013 06:07
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JPA2 - Downcast
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gistfile1.java
Root<Employee> empRoot = cq1.from(getEntityManagerFactory().getMetamodel().entity(Employee.class));
Join<Employee, Project> join = empRoot.join("projects");
Path exp = ((Path)join.as(LargeProject.class)).get("budget");
cq1.where(qb1.equal(exp, new Integer(1000)) );
// --------------
Check for type:
cb.equal(join.type(), cb.literal(LargeProject.class))
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