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JAVA 防止重复提交工具类主要依赖代码 主要依赖 <dependency> <groupId>com.github.ben-manes.caffeine</groupId> <artifactId>caffeine</artifactId> <version>2.9.0</version> </dependency&gt

import org.zefer.pd4ml.PD4Constants; import org.zefer.pd4ml.PD4ML; import java.awt.*; import java.io.*; public class test { public static void main(String[] args) { String f = "D:/4.html...