Для трех задействованных таблиц.
CriteriaBuilder builder = theEntityManager.getCriteriaBuilder (); CriteriaQuery query1 = builder.createQuery (BasicMemberInfo.class);
Root<Table1> table1 = query1.from(Table1.class);
Root<Table2> table2 = query1.from(Table2.class);
Root<Table3> table3 = query1.from(Table3.class);
List<Predicate> conditions = new ArrayList();
conditions.add(builder.equal(table3.get("Table1").get("memberId"), table1.get("memberId")));
conditions.add(builder.equal(table2.get("tableid").get("memberId"), table1.get("memberId")));
conditions.add(builder.equal(table2.get("indicator"), 'Y'));
conditions.add(builder.equal(table3.get("StatusCd"), "YES"));
TypedQuery<BasicCustInfo> typedQuery = theEntityManager.createQuery(
query1.multiselect(table1.get("memberId"), table2.get("AcctId"))
.where(conditions.toArray(new Predicate[] {}))
);
List<BasicMemberInfo> custList = typedQuery.getResultList();
открытый класс BasicMemberInfo {
String memberId;
String AcctId;
public BasicCustInfo() {
// TODO Auto-generated constructor stub
}
public BasicMemberInfo( BigDecimal memberId,String AcctId ) {
this.memberId = memberId;
this.AcctId = AcctId;
}
public BigDecimal getmemberId() {
return memberId;
}
public void setmemberId(BigDecimal memberId) {
memberId = memberId;
}
public String getAcctId() {
return AcctId;
}
public void setAcctId(String AcctId) {
AcctId = AcctId;
}
}