zhangyugeng

摘要： A thread is a thread of execution in a program. The Java Virtual Machine allows an application to have multiple threads of execution running concurren 阅读全文

摘要： A compiled representation of a regular expression. A regular expression, specified as a string, must first be compiled into an instance of this class. 阅读全文

摘要： [ ] 匹配一个范围的字符 example：[0-9] + 匹配一个或多个 阅读全文

摘要： A simple text scanner which can parse primitive types and strings using regular expressions. A Scanner breaks its input into tokens using a delimiter 阅读全文

摘要： The Vector class implements a growable array of objects. Like an array, it contains components that can be accessed using an integer index. However, t 阅读全文

摘要： Defines a factory API that enables applications to configure and obtain a SAX based parser to parse XML documents. 定义一个工厂api以使应用去配置和获得一个SAX基于解析器去解析XML 阅读全文