org.springframework.boot.loader.jar.JarFile#entries ( )源码实例Demo

下面列出了org.springframework.boot.loader.jar.JarFile#entries ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： tac 文件： BootJarLaucherUtils.java

/**
 *
 * unpack jar to temp folder
 * @param jarFile
 * @return
 */
public static Integer unpackBootLibs(JarFile jarFile) throws IOException {

    Enumeration<JarEntry> entries = jarFile.entries();
    int count = 0;
    while (entries.hasMoreElements()) {

        JarEntry jarEntry = entries.nextElement();
        if (jarEntry.getName().startsWith(BOOT_INF_LIB) && jarEntry.getName().endsWith(".jar")) {
            getUnpackedNestedArchive(jarFile, jarEntry);
            count++;
        }
    }
    return count;
}

源代码2 项目： JavaProbe 文件： FatJarHandle.java

/**
 * fat jar 依赖文件的获取，多用于处理springboot打包的jar 传入的path是这样的 jar:file:/home/q/system/java/live/build/libs/live-33541.a12ed7cc.jar!/BOOT-INF/classes!/
 * @param jarpath
 * @param dependencyInfoList
 * @return
 */
public static List<DependencyInfo> getDependencyInfo(String jarpath, List<DependencyInfo> dependencyInfoList) {

    try {

        JarFile jarFile = new JarFile(new File(getROOTJar(jarpath)));

        Enumeration<JarEntry> jarEntryEnumeration = jarFile.entries();

        while (jarEntryEnumeration.hasMoreElements()) {

            JarEntry jarEntry = jarEntryEnumeration.nextElement();

            if (jarEntry.getName().endsWith(".jar")) { // 这里就暂时不匹配BOOT-INF/lib，考虑通用性

                JarFile inJarFile = jarFile.getNestedJarFile(jarEntry);
                DependencyInfo dependencyInfo = getJarInJardependcyInfo(inJarFile); // 获取资源

                if (dependencyInfo != null) dependencyInfoList.add(dependencyInfo);

            }
        }

    }
    catch (Exception e) {

        CommonUtil.writeStr("/tmp/jvm_error.txt","getDependencyInfo:\t" + e.getMessage());
    }

    return dependencyInfoList;
}

源代码3 项目： JavaProbe 文件： FatJarHandle.java

/**
 * 获取Jarinjar中的资源
 * @param jarFile
 * @return
 */
public static DependencyInfo getJarInJardependcyInfo(JarFile jarFile) {

    try {

        Enumeration<JarEntry> jarEntryEnumeration = jarFile.entries();

        while (jarEntryEnumeration.hasMoreElements()) {

            JarEntry jarEntry= jarEntryEnumeration.nextElement();

            if (jarEntry.getName().endsWith("/pom.properties")) {

                Properties prop = new Properties();
                prop.load(jarFile.getInputStream(jarEntry));

                DependencyInfo dependencyInfo = new DependencyInfo(); // 存放依赖信息
                dependencyInfo.setArtifactId(prop.getProperty("artifactId"));
                dependencyInfo.setGroupId(prop.getProperty("groupId"));
                dependencyInfo.setVersion(prop.getProperty("version"));

                return dependencyInfo;
            }
        }

    }
    catch (Exception e) {

        CommonUtil.writeStr("/tmp/jvm_error.txt","getJarInJardependcyInfo:\t" + e.getMessage());
    }

    return null;

}

方法所在类

org.springframework.boot.loader.jar.JarFile