Exceptions of MemberService has been added.

src/main/java/com/loafle/overflow/commons/exception/OverflowException.java

@@ -0,0 +1,4 @@
+package com.loafle.overflow.commons.exception;
+
+public class OverflowException extends Exception {
+}

src/main/java/com/loafle/overflow/module/member/exception/EmailNotConfirmedException.java

@@ -0,0 +1,6 @@
+package com.loafle.overflow.module.member.exception;
+
+import com.loafle.overflow.commons.exception.OverflowException;
+
+public class EmailNotConfirmedException extends OverflowException {
+}

src/main/java/com/loafle/overflow/module/member/exception/SignInIdNotExistException.java

@@ -0,0 +1,6 @@
+package com.loafle.overflow.module.member.exception;
+
+import com.loafle.overflow.commons.exception.OverflowException;
+
+public class SignInIdNotExistException extends OverflowException {
+}

src/main/java/com/loafle/overflow/module/member/exception/SignInPwNotExactException.java

@@ -0,0 +1,6 @@
+package com.loafle.overflow.module.member.exception;
+
+import com.loafle.overflow.commons.exception.OverflowException;
+
+public class SignInPwNotExactException extends OverflowException {
+}

src/main/java/com/loafle/overflow/module/member/service/MemberService.java

@@ -1,6 +1,9 @@
 package com.loafle.overflow.module.member.service;
 
 import com.loafle.overflow.module.member.dao.MemberDAO;
+import com.loafle.overflow.module.member.exception.EmailNotConfirmedException;
+import com.loafle.overflow.module.member.exception.SignInIdNotExistException;
+import com.loafle.overflow.module.member.exception.SignInPwNotExactException;
 import com.loafle.overflow.module.member.model.Member;
 import com.loafle.overflow.module.meta.model.MetaMemberStatus;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -16,20 +19,22 @@ public class MemberService {
     @Autowired
     private MemberDAO memberDAO;
 
-    public Member signin(String signinId, String signinPw) throws Exception {
+    public Member signin(String signinId, String signinPw) throws SignInIdNotExistException, EmailNotConfirmedException, SignInPwNotExactException {
         Member m = this.memberDAO.findByEmail(signinId);
 
         if ( null == m ) {
-            return m;
+            throw new SignInIdNotExistException();
         }
 
         if ( m.getStatus().getId() == 1 ) {
-            throw new Exception("Email Auth Confirm Check");
+            throw new EmailNotConfirmedException();
         }
 
         BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
         Boolean match = passwordEncoder.matches(signinPw, m.getPw());
-        if(!match) return null;
+        if(!match) {
+            throw new SignInPwNotExactException();
+        }
 
         return m;
     }

src/main/java/com/loafle/overflow/proxy/ServiceProxy.java

@@ -88,6 +88,9 @@ public class ServiceProxy {
             } catch (IllegalAccessException e) {
                 e.printStackTrace();
                 responseObserver.onError(e);
+            } catch (Exception e) {
+                e.printStackTrace();
+                responseObserver.onError(e);
             }