概述

AuthoritySlot 处于 SystemSlot 节点后面，负责校验权限规则。

解析

entry() 方法

取出 AuthorityRule 权限规则根据 Origin 进行权限判断。

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@Override
public void entry(Context context, ResourceWrapper resourceWrapper, DefaultNode node, int count, boolean prioritized, Object... args)
    throws Throwable {
    checkBlackWhiteAuthority(resourceWrapper, context);
    fireEntry(context, resourceWrapper, node, count, prioritized, args);
}

void checkBlackWhiteAuthority(ResourceWrapper resource, Context context) throws AuthorityException {
    Map<String, Set<AuthorityRule>> authorityRules = AuthorityRuleManager.getAuthorityRules();

    if (authorityRules == null) {
        return;
    }

    Set<AuthorityRule> rules = authorityRules.get(resource.getName());
    if (rules == null) {
        return;
    }

    for (AuthorityRule rule : rules) {
        if (!AuthorityRuleChecker.passCheck(rule, context)) {
            throw new AuthorityException(context.getOrigin(), rule);
        }
    }
}

exit() 方法

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@Override
public void exit(Context context, ResourceWrapper resourceWrapper, int count, Object... args) {
    fireExit(context, resourceWrapper, count, args);
}