modifyError

app/src/main/java/com/example/Cat/activity/activity/RegisterActivity.java

@@ -4,6 +4,7 @@ import android.content.Intent;
 import android.database.sqlite.SQLiteDatabase;
 import android.graphics.Color;
 import android.os.Bundle;
+import android.util.Log;
 import android.view.View;
 import android.view.Window;
 import android.widget.Button;
@@ -113,7 +114,7 @@ public class RegisterActivity extends AppCompatActivity implements View.OnClickL
      * 注册验证
      */
     public void validateRegister() {
-        Intent intent = new Intent(RegisterActivity.this, UserActivity.class);
+        Intent intent = new Intent(RegisterActivity.this, MainActivity.class);
         String username = usernameEdit.getText().toString();
         String password = passwordEdit.getText().toString();
         String surePassword = surePasswordEdit.getText().toString();
@@ -130,6 +131,7 @@ public class RegisterActivity extends AppCompatActivity implements View.OnClickL
                     String res=us_db.addData(sqLiteDatabase,username,password,sexStr,city);
                     String msg = "";
                     //根据创建结果返回来判断下一步操作
+                    Log.i("huoqququuqude1eweeasasa====", "validateRegister: "+res);
                     switch (res){
                         case "repeat":msg="用户名已存在";break;
                         case "false":msg="注册失败";break;

app/src/main/java/com/example/Cat/activity/activity/UserMessageActivity.java

@@ -30,6 +30,7 @@ public class UserMessageActivity extends AppCompatActivity implements View.OnCli
         User_Database user=new User_Database(UserMessageActivity.this);
         SQLiteDatabase sqLiteDatabase=user.getReadableDatabase();
         list=user.queryByName(sqLiteDatabase,username);
+        user.close();
         usernameText.setText(String.format("%s", list.get(0).username));
         sexText.setText(String.format("%s",list.get(0).sex));
         addressText.setText(String.format("%s", list.get(0).city));

app/src/main/java/com/example/Cat/activity/activity/User_Database.java

@@ -112,7 +112,7 @@ public class User_Database extends SQLiteOpenHelper {
             list.add(new UserInfo(id, username, paswd, sex, city));
         }
         cursor.close();
-        sqLiteDatabase.close();
+//        sqLiteDatabase.close();
         return list;
     }