我使用Tapestry5和apache shiro安全。 我堅持從數據庫表認證用戶。掛毯shiro安全認證
在這個函數doGetAuthenticationInfo()中我們不需要設置Subject嗎?
SimpleAuthenticationInfo的用途是什麼?
package com.kids.crm.services;
import java.util.HashSet;
import java.util.Set;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AccountException;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.authz.AuthorizationException;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.util.SimpleByteSource;
import org.apache.tapestry5.ioc.annotations.Inject;
import org.springframework.beans.factory.annotation.Autowired;
import com.kids.crm.dao.DatabaseDao;
import com.kids.crm.dao.UserAccountDao;
import com.kids.crm.dao.impl.UserAccountDaoImpl;
import com.kids.crm.db.Role;
import com.kids.crm.db.UserAccount;
public class UserRealm extends AuthorizingRealm {
@Inject UserAccountDao userAccountDao;
public UserRealm() {
setName("localaccounts");
setAuthenticationTokenClass(UsernamePasswordToken.class);
}
private UserAccount findByUsername(String userName) {
return (UserAccount) userAccountDao.getUserByUserName(userName);
}
@Override
protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
//Subject currentUser = SecurityUtils.getSubject();
UsernamePasswordToken upToken = (UsernamePasswordToken) token;
String username = upToken.getUsername();
upToken.setRememberMe(true);
// Null username is invalid
if (username == null) { throw new AccountException("Null usernames are not allowed by this realm."); }
UserAccount user = findByUsername(username);
return new SimpleAuthenticationInfo(username, user.getEncodedPassword(), new SimpleByteSource(user.getPasswordSalt()), getName());
}
}