使用Acegi 1.0获取用户信息

使用Acegi 1.0获取用户信息

java 代码

import org.acegisecurity.Authentication;
import org.acegisecurity.context.SecurityContext;
import org.acegisecurity.context.SecurityContextHolder;
import org.acegisecurity.ui.WebAuthenticationDetails;
import org.acegisecurity.userdetails.UserDetails;

public class ThreadLocaTest {

    /** */
    /**
     * 取得当前用户名
     *
     */
    public static String getUsername() {
        SecurityContext ctx = SecurityContextHolder.getContext();
        if (ctx != null) {
            Authentication auth = ctx.getAuthentication();
            if (auth != null) {
                Object principal = auth.getPrincipal();
                if (principal instanceof UserDetails) {
                    return ((UserDetails) principal).getUsername();
                } else {
                    return principal.toString();
                }
            }
        }
        return null;
    }

    /** */
    /**
     * 取得当前用户密码
     *
     */
    public static String getPassword() {
        SecurityContext ctx = SecurityContextHolder.getContext();
        if (ctx != null) {
            Authentication auth = ctx.getAuthentication();
            if (auth != null) {
                Object principal = auth.getPrincipal();
                if (principal instanceof UserDetails) {
                    return ((UserDetails) principal).getPassword();
                } else {
                    return null;
                }
            }

        }
        return null;
    }

    /** */
    /**
     * 取得当前用户SessionId
     *
     */
    public static String getSessionID() {
        SecurityContext ctx = SecurityContextHolder.getContext();
        if (ctx != null) {
            if (ctx instanceof SecurityContext) {
                SecurityContext sc = (SecurityContext) ctx;
                Authentication auth = sc.getAuthentication();
                if (auth != null) {
                    Object details = auth.getDetails();
                    if (details instanceof WebAuthenticationDetails) {
                        return ((WebAuthenticationDetails) details)
                                .getSessionId();
                    } else {
                        return null;
                    }
                }
            }
        }
        return null;
    }
}