org.crazycake.shiro.exception.PrincipalInstanceException Maven / Gradle / Ivy

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shiro only provide the support of ehcache and concurrentHashMap. Here is an implement of redis cache can be used by shiro. Hope it will help you!

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package org.crazycake.shiro.exception;

public class PrincipalInstanceException extends RuntimeException  {

    private static final String MESSAGE = "We need a field to identify this Cache Object in Redis. "
            + "So you need to defined an id field which you can get unique id to identify this principal. "
            + "For example, if you use UserInfo as Principal class, the id field maybe userId, userName, email, etc. "
            + "For example, getUserId(), getUserName(), getEmail(), etc.\n"
            + "Default value is \"id\", that means your principal object has a method called \"getId()\"";

    public PrincipalInstanceException(Class clazz, String idMethodName) {
        super(clazz + " must has getter for field: " +  idMethodName + "\n" + MESSAGE);
    }

    public PrincipalInstanceException(Class clazz, String idMethodName, Exception e) {
        super(clazz + " must has getter for field: " +  idMethodName + "\n" + MESSAGE, e);
    }
}