Golang Resource.ID方法代码示例

//Update update resource in the db
func (tx *Transaction) Update(resource *schema.Resource) error {
	s := resource.Schema()
	data := resource.Data()
	db := tx.db
	q := sq.Update(quote(s.GetDbTableName()))
	for _, attr := range s.Properties {
		//TODO(nati) support optional value
		if _, ok := data[attr.ID]; ok {
			handler := db.handler(&attr)
			encoded, err := handler.encode(&attr, data[attr.ID])
			if err != nil {
				return fmt.Errorf("SQL Update encoding error: %s", err)
			}
			q = q.Set(quote(attr.ID), encoded)
		}
	}
	if s.Parent != "" {
		q.Set(s.ParentSchemaPropertyID(), resource.ParentID())
	}
	q = q.Where(sq.Eq{"id": resource.ID()})
	sql, args, err := q.ToSql()
	if err != nil {
		return err
	}
	return tx.Exec(sql, args...)
}

func (tl *transactionEventLogger) Update(resource *schema.Resource) error {
	err := tl.Transaction.Update(resource)
	if err != nil {
		return err
	}
	if !resource.Schema().StateVersioning() {
		return tl.logEvent("update", resource, 0)
	}
	state, err := tl.StateFetch(resource.Schema(), transaction.IDFilter(resource.ID()))
	if err != nil {
		return err
	}
	return tl.logEvent("update", resource, state.ConfigVersion)
}

//Update update resource in the db
func (tx *Transaction) Update(resource *schema.Resource) error {
	q, err := tx.updateQuery(resource)
	if err != nil {
		return err
	}
	sql, args, err := q.ToSql()
	if err != nil {
		return err
	}
	if resource.Schema().StateVersioning() {
		sql += ", `" + configVersionColumnName + "` = `" + configVersionColumnName + "` + 1"
	}
	sql += " WHERE id = ?"
	args = append(args, resource.ID())
	return tx.Exec(sql, args...)
}

//Update update resource in the db
func (tx *Transaction) Update(resource *schema.Resource) error {
	db := tx.db
	db.load()
	s := resource.Schema()
	data := resource.Data()
	table := db.getTable(s)
	for _, rawDataInDB := range table {
		dataInDB := rawDataInDB.(map[string]interface{})
		if dataInDB["id"] == resource.ID() {
			for key, value := range data {
				dataInDB[key] = value
			}
		}
	}
	db.write()
	return nil
}

//StateUpdate update resource state
func (tx *Transaction) StateUpdate(resource *schema.Resource, state *transaction.ResourceState) error {
	q, err := tx.updateQuery(resource)
	if err != nil {
		return err
	}
	if resource.Schema().StateVersioning() && state != nil {
		q = q.Set(quote(stateVersionColumnName), state.StateVersion)
		q = q.Set(quote(stateErrorColumnName), state.Error)
		q = q.Set(quote(stateColumnName), state.State)
		q = q.Set(quote(stateMonitoringColumnName), state.Monitoring)
	}
	q = q.Where(sq.Eq{"id": resource.ID()})
	sql, args, err := q.ToSql()
	if err != nil {
		return err
	}
	return tx.Exec(sql, args...)
}

				It("Should work", func() {
					possibleEvent = gohan_sync.Event{
						Action: "this is ignored here",
						Data: map[string]interface{}{
							"version": float64(1),
							"error":   "",
							"state":   "Ni malvarmetas",
						},
						Key: statePrefix + networkResource.Path(),
					}
					Expect(srv.StateUpdate(&possibleEvent, server)).To(Succeed())

					tx, err := wrappedTestDB.Begin()
					Expect(err).ToNot(HaveOccurred())
					defer tx.Close()
					afterState, err := tx.StateFetch(networkSchema, networkResource.ID(), nil)
					Expect(err).ToNot(HaveOccurred())
					Expect(tx.Commit()).To(Succeed())
					Expect(afterState.ConfigVersion).To(Equal(int64(1)))
					Expect(afterState.StateVersion).To(Equal(int64(1)))
					Expect(afterState.State).To(Equal("Ni malvarmetas"))
					Expect(afterState.Error).To(Equal(""))
					Expect(afterState.Monitoring).To(Equal(""))
				})

				It("Should ignore backwards updates", func() {
					possibleEvent = gohan_sync.Event{
						Action: "this is ignored here",
						Data: map[string]interface{}{
							"version": float64(1),
							"error":   "",

					}
					_, _, err := tx.List(networkSchema, filter, nil)
					Expect(err).To(HaveOccurred())
				})

				It("Shows related resources", func() {
					list, num, err := tx.List(serverSchema, nil, nil)
					Expect(err).ToNot(HaveOccurred())
					Expect(num).To(Equal(uint64(1)))
					Expect(list).To(HaveLen(1))
					Expect(list[0].Data()).To(HaveKeyWithValue("network", HaveKeyWithValue("name", networkResource1.Data()["name"])))
					Expect(tx.Commit()).To(Succeed())
				})

				It("Fetches an existing resource", func() {
					networkResourceFetched, err := tx.Fetch(networkSchema, transaction.IDFilter(networkResource1.ID()))
					Expect(err).ToNot(HaveOccurred())
					Expect(networkResourceFetched).To(util.MatchAsJSON(networkResource1))
					Expect(tx.Commit()).To(Succeed())
				})

				It("Updates the resource properly", func() {
					By("Not allowing to update some fields")
					Expect(networkResource1.Update(map[string]interface{}{"id": "new_id"})).ToNot(Succeed())

					By("Updating other fields")
					Expect(networkResource1.Update(map[string]interface{}{"name": "new_name"})).To(Succeed())
					Expect(tx.Update(networkResource1)).To(Succeed())
					Expect(tx.Commit()).To(Succeed())
				})

				It("Should work", func() {
					possibleEvent = gohan_sync.Event{
						Action: "this is ignored here",
						Data: map[string]interface{}{
							"version": float64(1),
							"error":   "",
							"state":   "Ni malvarmetas",
						},
						Key: statePrefix + networkResource.Path(),
					}
					Expect(srv.StateUpdate(&possibleEvent, server)).To(Succeed())

					tx, err := wrappedTestDB.Begin()
					Expect(err).ToNot(HaveOccurred())
					defer tx.Close()
					afterState, err := tx.StateFetch(networkSchema, transaction.IDFilter(networkResource.ID()))
					Expect(err).ToNot(HaveOccurred())
					Expect(tx.Commit()).To(Succeed())
					Expect(afterState.ConfigVersion).To(Equal(int64(1)))
					Expect(afterState.StateVersion).To(Equal(int64(1)))
					Expect(afterState.State).To(Equal("Ni malvarmetas"))
					Expect(afterState.Error).To(Equal(""))
					Expect(afterState.Monitoring).To(Equal(""))
				})

				It("Should ignore backwards updates", func() {
					possibleEvent = gohan_sync.Event{
						Action: "this is ignored here",
						Data: map[string]interface{}{
							"version": float64(1),
							"error":   "",

					}
					_, _, err := tx.List(networkSchema, filter, nil)
					Expect(err).To(HaveOccurred())
				})

				It("Shows related resources", func() {
					list, num, err := tx.List(serverSchema, nil, nil)
					Expect(err).ToNot(HaveOccurred())
					Expect(num).To(Equal(uint64(1)))
					Expect(list).To(HaveLen(1))
					Expect(list[0].Data()).To(HaveKeyWithValue("network", HaveKeyWithValue("name", networkResource1.Data()["name"])))
					Expect(tx.Commit()).To(Succeed())
				})

				It("Fetches an existing resource", func() {
					networkResourceFetched, err := tx.Fetch(networkSchema, networkResource1.ID(), nil)
					Expect(err).ToNot(HaveOccurred())
					Expect(networkResourceFetched).To(util.MatchAsJSON(networkResource1))
					Expect(tx.Commit()).To(Succeed())
				})

				It("Updates the resource properly", func() {
					By("Not allowing to update some fields")
					Expect(networkResource1.Update(map[string]interface{}{"id": "new_id"})).ToNot(Succeed())

					By("Updating other fields")
					Expect(networkResource1.Update(map[string]interface{}{"name": "new_name"})).To(Succeed())
					Expect(tx.Update(networkResource1)).To(Succeed())
					Expect(tx.Commit()).To(Succeed())
				})