java列舉型別使用switch case
阿新 • • 發佈:2019-04-18
列舉類:
public enum ContractTempletEnumCopy { PPT(1), SIGNT(2), UNKNOWN(-1); private Integer id; ContractTempletEnumCopy(Integer id) { this.id = id; } public Integer getId() { return this.id; } public void setId(Integer id) { this.id = id; } public static ContractTempletEnumCopy valueOf(Integer id) { ContractTempletEnumCopy[] values = ContractTempletEnumCopy.values(); for(ContractTempletEnumCopy value : values){ if(value.getId() == id){ return value; } } return UNKNOWN; } }
測試類:
public class TH_01_JavaEnum { public static void main(String[] args) { TH_01_JavaEnum test = new TH_01_JavaEnum(); test.action(); } public void action(){ ContractTempletEnum test = ContractTempletEnum.valueOf(2); System.out.println("[1]_" + test); switch (test) { case PPT: System.out.println("[2]_" + test); break; case SIGNT: System.out.println("[2]_" + test); break; } }