警告:[unchecked]未检查的调用put(K,V)作为原始类型的成员java.
发布时间:2020-12-14 16:17:59 所属栏目:Java 来源:网络整理
导读:我有两个警告: – 第一是: HELPDESKGESTION2srcjavaglpifilterLoginFilter.java:289: warning: [unchecked] unchecked call to put(K,V) as a member of the raw type java.util.Hashtable localParams.put(key,value); ^ – 二是: HELPDESKGESTION2
我有两个警告:
– 第一是: HELPDESKGESTION2srcjavaglpifilterLoginFilter.java:289: warning: [unchecked] unchecked call to put(K,V) as a member of the raw type java.util.Hashtable localParams.put(key,value); ^ – 二是: HELPDESKGESTION2srcjavaglpifilterLoginFilter.java:292: warning: [unchecked] unchecked call to put(K,V) as a member of the raw type java.util.Hashtable localParams.put(name,values); ^ 代码生成这个警告是: public void setParameter(String name,String []values) { if (debug) System.out.println("LoginFilter::setParameter(" + name + "=" + values + ")" + " localParams = "+ localParams); if (localParams == null) { localParams = new Hashtable(); // Copy the parameters from the underlying request. Map wrappedParams = getRequest().getParameterMap(); Set keySet = wrappedParams.keySet(); for (Iterator it = keySet.iterator(); it.hasNext(); ) { Object key = it.next(); Object value = wrappedParams.get(key); localParams.put(key,value); } } localParams.put(name,values); } 解决方法
更换:
localParams = new Hashtable(); 附: localParams = new Hashtable<String,String>(); 我假设你有一个全局变量,如下所示: private Hashtable localParams; 替换为: private Hashtable<String,String> localParams; 如果您进行更改,我建议警告将消失,但您也必须用String替换所有的Object; (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |