105 lines
3.5 KiB
Java
105 lines
3.5 KiB
Java
package com.muyu.compile;
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import com.muyu.common.core.domain.Result;
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import com.muyu.common.domain.DataValue;
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import com.muyu.constant.MethodSuffix;
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import com.muyu.engine.basic.BasicEngine;
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import com.muyu.upload.ALiYunUpload;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import javax.tools.*;
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import java.io.*;
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import java.lang.reflect.InvocationTargetException;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* @Author：蓬叁
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* @Package：com.muyu.compile
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* @Project：cloud-rule
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* @name：OSSFileCompile
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* @Date：2024/8/31 下午7:08
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*/
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public class FilesCompilerLoad {
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private static final Logger log = LoggerFactory.getLogger(FilesCompilerLoad.class);
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static Map<String , BasicEngine<DataValue>> engineMap = new ConcurrentHashMap<>();
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public static Result<Object> javaCompiler(String fileName){
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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String[] strings = {"-classpath","/home/lib","-verbose","-d", "/home/lib","home/"+fileName + MethodSuffix.JAVASUFFIX };
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// 执行编译任务
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int result = compiler.run(null, null, null, strings);
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// 检查编译结果
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if (result == 0) {
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System.out.println("编译成功，生成的.class文件位于源代码同目录");
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} else {
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System.out.println("编译失败");
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}
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ALiYunUpload.uploadClassFiles(fileName,"/home/lib/com/muyu/generate/"+fileName+ MethodSuffix.CLASSSUFFIX);
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return Result.success();
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}
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public static Result<Object> classLoad(String fileName){
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Class<?> clazz ;
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try {
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// class文件路径
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String externalClassFilePath = "/home/lib/com/muyu/generate/"+fileName + MethodSuffix.CLASSSUFFIX;
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log.info("class文件路径:[{}]",externalClassFilePath);
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Path path = Paths.get(externalClassFilePath);
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String externalClassDir = externalClassFilePath.substring(0, externalClassFilePath.lastIndexOf('/'));
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URL[] urls = new URL[]{new File(externalClassDir).toURI().toURL()};
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ExternalClassLoader externalClassLoader = new ExternalClassLoader(urls);
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log.info("开始创建加载器...");
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// 加载类
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// 注意类名必须是完全限定名（包括包名）
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clazz = externalClassLoader.loadClassFromPath(path, "com.muyu.generate."+fileName);
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log.info("加载成功:[{}]",clazz.getName());
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} catch (MalformedURLException e) {
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throw new RuntimeException(e);
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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try {
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Object instance = clazz.getDeclaredConstructor().newInstance();
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engineMap.put(fileName, (BasicEngine<DataValue>) instance);
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} catch (InstantiationException | IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
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throw new RuntimeException(e);
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}
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DataValue dataValue = DataValue.builder()
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.type("String")
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.label("姓名")
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.key("name")
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.value("张三")
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.build();
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BasicEngine<DataValue> engine = engineMap.get(fileName);
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engine.set(dataValue);
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engine.execution();
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return Result.success();
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}
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}
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