在查找字符串数组转换成字符串时找到StringUtils类,发现其功能十分强大,通过StringUtils类找了好长时间,还发现其在commons-lang.jar里 也花了些时间找到相应的官方网站:http://commons.apache.org/lang/ 但不知怎么,点下载就提示:Internal Server Error,郁闷!
// JBuilder API Decompiler stub source generated from class file // 2010-1-15 // -- implementation of methods is not available package org.apache.commons.httpclient; // Imports import java.io.IOException; import org.apache.commons.httpclient.params.
java.lang.SecurityException: class "org.apache.commons.collections.SequencedHashMap"'s signer information does not match signer information of other classes in the same package at java.lang.ClassLoader.checkCerts(Unknown Source) at java.lang.ClassLo
httpclient运行需要的三个jar包 HttpClient 可以在http://jakarta.apache.org/commons/httpclient/downloads.html下载 HttpClient 用到了 Apache Jakarta common 下的子项目 logging,你可以从这个地址http://jakarta.apache.org/site/downloads/downloads_commons-logging.cgi下载到 common logging,从下载