通过Jar包生成Maven POM.xml的dependency

最新推荐文章于 2024-06-24 11:30:29 发布

tonysh_zds

最新推荐文章于 2024-06-24 11:30:29 发布

阅读量720

点赞数

CC 4.0 BY-SA版权

分类专栏： pom.xml

本文链接：https://blog.youkuaiyun.com/tonysh_zds/article/details/90668985

pom.xml 专栏收录该内容

2 篇文章

订阅专栏

此博客展示了一段Java代码，用于从JAR文件生成POM文件。代码中导入了多个Java相关的类库，包括处理文件输入、JAR文件、XML元素等的类，还使用了Jsoup和FastJSON库。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

package jar2maven;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.jar.JarInputStream;
import java.util.jar.Manifest;

import org.dom4j.Element;
import org.dom4j.dom.DOMElement;
import org.jsoup.Jsoup;

import com.alibaba.fastjson.JSONObject;

public class MakePomFromJars{

public static void main(String[] args) throws FileNotFoundException, IOException {
	Element dependencys = new DOMElement("dependencys");
	File dir = new File("D://codes//JttDataTransfer.server//lib");
	for (File jar : dir.listFiles()) {
		JarInputStream jis = new JarInputStream(new FileInputStream(jar));
		Manifest mainmanifest = jis.getManifest();
		jis.close();
		if (mainmanifest == null) {
			//System.err.println(jar.getName());
			continue;
		}
		String bundleName = mainmanifest.getMainAttributes().getValue("Bundle-Name");
		String bundleVersion = mainmanifest.getMainAttributes().getValue("Bundle-Version");
		Element ele = null;
		//System.out.println(jar.getName());

		StringBuffer sb = new StringBuffer(jar.getName());
		if (bundleName != null) {
			bundleName = bundleName.toLowerCase().replace(" ", "-");
			sb.append(bundleName+"\t").append(bundleVersion);
			ele = getDependices(bundleName, bundleVersion);
			//System.out.println(sb.toString());
			System.out.println(ele.asXML());
		}
		if (ele == null || ele.elements().size() == 0) {
			bundleName = "";
			bundleVersion = "";
			String[] ns = jar.getName().replace(".jar", "").split("-");
			for (String s : ns) {
				if (Character.isDigit(s.charAt(0))) {
					bundleVersion += s + "-";
				} else {
					bundleName += s + "-";
				}
			}
			if (bundleVersion.endsWith("-")) {
				bundleVersion = bundleVersion.substring(0, bundleVersion.length() - 1);
			}
			 
			if (bundleName.endsWith("-")) {
				bundleName = bundleName.substring(0, bundleName.length() - 1);
			}
			ele = getDependices(bundleName, bundleVersion);
			 
			sb.setLength(0);
			sb.append(bundleName+"\t").append(bundleVersion);
			//System.out.println(sb.toString());
			System.out.println(ele.asXML());
		}
		ele = getDependices(bundleName, bundleVersion);
		if (ele.elements().size() == 0) {
			ele.add(new DOMElement("groupId").addText("not find"));
			ele.add(new DOMElement("artifactId").addText(bundleName));
			ele.add(new DOMElement("version").addText(bundleVersion));
		}
		dependencys.add(ele);
		System.out.println();
	}
	System.out.println(dependencys.asXML());
}

public static Element getDependices(String key, String ver) {
	Element dependency = new DOMElement("dependency");
	// ���ô���
	// System.setProperty("http.proxyHost", "127.0.0.1");
	// System.setProperty("http.proxyPort", "8090");
	try {
		String url = "http://search.maven.org/solrsearch/select?q=a%3A%22" + key + "%22%20AND%20v%3A%22" + ver + "%22&rows=3&wt=json";
		org.jsoup.nodes.Document doc = Jsoup.connect(url).ignoreContentType(true).timeout(30000).get();
		String elem = doc.body().text();
		JSONObject response = JSONObject.parseObject(elem).getJSONObject("response");
		if (response.containsKey("docs") && response.getJSONArray("docs").size() > 0) {
			JSONObject docJson = response.getJSONArray("docs").getJSONObject(0);
			Element groupId = new DOMElement("groupId");
			Element artifactId = new DOMElement("artifactId");
			Element version = new DOMElement("version");
			groupId.addText(docJson.getString("g"));
			artifactId.addText(docJson.getString("a"));
			version.addText(docJson.getString("v"));
			dependency.add(groupId);
			dependency.add(artifactId);
			dependency.add(version);
		}
		//查找不到jar
		else {
			Element groupId = new DOMElement("groupId");
			Element artifactId = new DOMElement("artifactId");
			Element version = new DOMElement("version");
			groupId.addText("com.aj.external");
			artifactId.addText(key);
			version.addText("1.0.0" );
			dependency.add(groupId);
			dependency.add(artifactId);
			dependency.add(version);
		}
	} catch (Exception e) {
		e.printStackTrace();
	}
	return dependency;
}

}