UserRealm.java

package com.jshop.shiro.realm;

import java.util.List;

import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.AuthenticationInfo;
import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.LockedAccountException;
import org.apache.shiro.authc.SimpleAuthenticationInfo;
import org.apache.shiro.authc.UnknownAccountException;
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.util.ByteSource;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;

import com.jshop.action.backstage.utils.statickey.StaticKey;
import com.jshop.entity.FunctionM;
import com.jshop.entity.UserT;
import com.jshop.service.UsertService;

@Namespace("")
@ParentPackage("jshop")
public class UserRealm extends AuthorizingRealm {
	private UsertService usertService;
	private List<FunctionM> list;

	public UsertService getUsertService() {
		return usertService;
	}

	public void setUsertService(UsertService usertService) {
		this.usertService = usertService;
	}

	@Override
	protected AuthorizationInfo doGetAuthorizationInfo(
			PrincipalCollection principal) {
		String username = (String) principal.getPrimaryPrincipal();
		UserT user = usertService.findByUserName(username);
		SimpleAuthorizationInfo authorizationInfo = new SimpleAuthorizationInfo();
		authorizationInfo.setRoles(usertService.findUserRole(user.getUserid()));
		authorizationInfo.setStringPermissions(usertService
				.findUserRoleFunctions(user.getUserid()));
		return authorizationInfo;
	}

	@Override
	protected AuthenticationInfo doGetAuthenticationInfo(
			AuthenticationToken token) throws AuthenticationException {
		String username = (String) token.getPrincipal();
		UserT user = usertService.findByUserName(username);
		if (user == null) {
			throw new UnknownAccountException();// 没有找到账号
		}
		if (StaticKey.UserState.LOCKED.getState().equals(user.getUserstate())) {
			throw new LockedAccountException();// 账号锁定
		}
		// 交给AuthenticatingRealm使用CredentialsMatcher进行密码匹配
		SimpleAuthenticationInfo authenticationInfo = new SimpleAuthenticationInfo(
				user.getUsername(), // 用户名
				user.getPassword(), // 密码
				ByteSource.Util.bytes(user.getCredentialsalt()),// salt=username+salt
				getName()); // realm name
		return authenticationInfo;
	}

	@Override
	public void clearCachedAuthorizationInfo(PrincipalCollection principals) {
		super.clearCachedAuthorizationInfo(principals);
	}

	@Override
	public void clearCachedAuthenticationInfo(PrincipalCollection principals) {
		super.clearCachedAuthenticationInfo(principals);
	}

	@Override
	public void clearCache(PrincipalCollection principals) {
		super.clearCache(principals);
	}

	public void clearAllCachedAuthorizationInfo() {
		getAuthorizationCache().clear();
	}

	public void clearAllCachedAuthenticationInfo() {
		getAuthenticationCache().clear();
	}

	public void clearAllCache() {
		clearAllCachedAuthenticationInfo();
		clearAllCachedAuthorizationInfo();
	}
}