When runung a SpringBoot demo, I got a error as following:
*************************** APPLICATION FAILED TO START *************************** Description: Field service in com.hy.empcloud.EmpControl required a bean of type 'com.hy.empcloud.EmpService' that could not be found. The injection point has the following annotations: - @org.springframework.beans.factory.annotation.Autowired(required=true) Action: Consider defining a bean of type 'com.hy.empcloud.EmpService' in your configuration.
After I add a annotation "@Service" to the class com.hy.empCloud.EmpService, the error was solved.
package com.hy.empcloud; import java.util.ArrayList; import java.util.List; import org.springframework.stereotype.Service; // To provide service of employees @Service public class EmpService { private List<Emp> emps; public EmpService(){ emps=new ArrayList<Emp>(); emps.add(new Emp(1,"Andy",41)); emps.add(new Emp(2,"刘德华",42)); emps.add(new Emp(3,"Bill",43)); emps.add(new Emp(4,"比尔",44)); } public List<Emp> getAll(){ return emps; } public Emp find(long id) throws Exception{ for(Emp e:emps) { if(e.getId()==id) { return e; } } throw new Exception("No such employee whose's id="+id); } }
Here is the demo.
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2019年8月24日14点24分