从网上下的博客，可以参考一下。 里面的页面很好。

使用Java实现应用迪杰斯特拉算法进行有向带权图中的最短路径的查找。-it is got the shortest path of graph with Dijkstra by java.

《Java语言程序设计》源代码《Java语言程序设计》源代码- Java Programming Language source code Java Programming Language, the source code

java_excel_api是专业为java开发的用于和excel交互的api函数。本代码是使用该包进行数据统计并把数据结果导入excel的例子。-java_excel_api professional development for java and excel for interactive api function. This code is the use of the data packets and data import excel example.

完整的STRUTS上传文件与下载文件的示例，可以让你学会原来HTTP上传文件可以这么简单.-integrity of the document upload and download documents example, allows you to learn the original HTTP upload files can be as simple as that.

Version 1.0 Author Raindrop-"Nothing" Email chinaren_gc@chinaren.com Date 2002.03.29 此源码在jdk1.3.1下调试通过。 在此环境下以Applet/Application方式均能正常运行。 注意data和imag. -Version 1.0 Author Raindrop-

用Java编写的简易计算器，具有功能齐全，操作方便简易-Prepared using simple Java calculator with full-featured, user-friendly summary

JDK示例改进版，请多多指教-improved version JDK example, the exhibitions

esri的ArcGIS Server超级学习模板程序（for java） -The ArcGIS Server Super esri template learning process (for java)

本程序为模拟工具条-procedures for the simulation of the tool

保存和打开，修改或者观看文本文件的Java基于文本编辑程序。 并且以并且文本样式和字体大小的背景和前景颜色为特色。-Preservation and open, modify, or watch a text file of Java-based text editor program. As well as text style and font size and background color for the characteristics and prospects.