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31 lines
1.0 KiB
31 lines
1.0 KiB
package app.services.db;
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import jakarta.persistence.EntityManager;
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import jakarta.persistence.PersistenceContext;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Qualifier;
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import org.springframework.stereotype.Service;
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@Service
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public class DBService {
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EntityManager entityManager_rw;
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EntityManager entityManager_ro;
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@Autowired
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public DBService(
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@Qualifier(value = "RwEntityManager") EntityManager entityManager_rw,
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@Qualifier(value = "RoEntityManager") EntityManager entityManager_ro
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) {
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this.entityManager_rw = entityManager_rw;
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this.entityManager_ro = entityManager_ro;
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}
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public Long getDBServerTime() {
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Long rw_time = (Long) entityManager_rw.createNativeQuery("SELECT UNIX_TIMESTAMP()")
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.getSingleResult();
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Long ro_time = (Long) entityManager_ro.createNativeQuery("SELECT UNIX_TIMESTAMP()")
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.getSingleResult();
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return rw_time;
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}
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}
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