问题描述
我正在尝试获取要在我的应用程序中使用的数据库用户名和密码值。我正在使用 EntityManager ,但是当打印这些值时,我用星号隐藏了它们。如何在没有星号的情况下隐藏这些值?
控制器类
@Controller
public class AttendanceReportController {
@Autowired
private DepartmentService departmentService;
@Autowired
private ShiftMasterService shiftMasterService;
@Autowired
private EmployeeAttendanceService employeeAttendanceService;
@PersistenceContext
EntityManager entityManager;
@GetMapping("/AttendanceReport")
public String AttendanceReportPage() {
return "attendanceReport";
}
@modelattribute("depList")
public List<DepartmentMaster> getAllDeps() throws sqlException {
EntityManagerFactory emf = entityManager.getEntityManagerFactory();
Map<String,Object> emfproperties = emf.getProperties();
String url = (String) emfproperties.get("javax.persistence.jdbc.url");
String user = (String) emfproperties.get("javax.persistence.jdbc.user");
String password = (String) emfproperties.get("javax.persistence.jdbc.password");
System.out.println("URL : " + url);
System.out.println("Username : " + user);
System.out.println("Password : " + password);
return departmentService.getAllDep();
}
}
persistent.xml
<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd"
version="2.1">
<persistence-unit name="hrm">
<properties>
<property name="javax.persistence.jdbc.url" value="jdbc:MysqL://localhost:3306/hrm"/>
<property name="javax.persistence.jdbc.user" value="root"/>
<property name="javax.persistence.jdbc.password" value="1234"/>
<property name="javax.persistence.jdbc.driver" value="com.MysqL.jdbc.Driver"/>
<property name="hibernate.show_sql" value="true" ></property>
<property name="hibernate.format_sql" value="true" />
<property name="hibernate.jdbc.batch_size" value="30" />
<property name="hibernate.order_inserts" value="true" />
<property name="hibernate.generate_statistics" value="false" />
</properties>
</persistence-unit>
</persistence>
URL : jdbc:MysqL://localhost:3306/hrm
Username : ****
Password : ****
解决方法
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