Install the Java development environment, including: a) j2sdk1.5 b) Jcreator 4.0 2. Configure the Java development environment and get familiar with it by compiling and running example code form the textbook a) J2sdk configuration in Jcreator

上期ctp的开发行情及交易端的实例，有c、c#、Java、MATLAB四个版本，供参考-Examples of the development of the market and the end of the trading period ctp, there is c, c#, Java, MATLAB four versions, for reference