From aed80b59fdac1774064b71b93de4285619566b9b Mon Sep 17 00:00:00 2001 From: "Crystal.Sea" Date: Sat, 2 Oct 2021 14:40:03 +0800 Subject: [PATCH] show java version when start --- .../java/org/maxkey/word/RunJavaEnvs.java | 71 +++++++++++++++++++ .../org/maxkey/web/InitializeContext.java | 16 +++++ 2 files changed, 87 insertions(+) create mode 100644 maxkey-common/src/test/java/org/maxkey/word/RunJavaEnvs.java diff --git a/maxkey-common/src/test/java/org/maxkey/word/RunJavaEnvs.java b/maxkey-common/src/test/java/org/maxkey/word/RunJavaEnvs.java new file mode 100644 index 000000000..2d3f39eba --- /dev/null +++ b/maxkey-common/src/test/java/org/maxkey/word/RunJavaEnvs.java @@ -0,0 +1,71 @@ +package org.maxkey.word; + +import java.util.Iterator; +import java.util.Map; +import java.util.Properties; + +import org.apache.commons.lang.SystemUtils; +import org.apache.commons.lang3.ArchUtils; + +public class RunJavaEnvs { + + public static void main(String[] args) { + Map map = System.getenv(); + for(Iterator itr = map.keySet().iterator();itr.hasNext();){ + String key = itr.next(); + System.out.println(key + "=" + map.get(key)); + } + + System.out.println(SystemUtils.JAVA_VENDOR); + System.out.println(SystemUtils.JAVA_COMPILER); + System.out.println(SystemUtils.JAVA_VERSION); + System.out.println(SystemUtils.JAVA_HOME); + + System.out.println("JAVA_CLASS_VERSION :"+SystemUtils.JAVA_CLASS_VERSION); + + System.out.println(SystemUtils.JAVA_SPECIFICATION_VERSION); + System.out.println(SystemUtils.JAVA_SPECIFICATION_NAME); + System.out.println(SystemUtils.JAVA_SPECIFICATION_VENDOR); + + System.out.println("JAVA_VM_INFO :"+SystemUtils.JAVA_VM_INFO); + System.out.println(SystemUtils.JAVA_VM_INFO); + System.out.println(SystemUtils.JAVA_VM_NAME); + System.out.println(SystemUtils.JAVA_VM_VENDOR); + System.out.println(SystemUtils.JAVA_VM_VERSION); + + System.out.println(SystemUtils.OS_NAME); + System.out.println(SystemUtils.OS_ARCH); + System.out.println(SystemUtils.OS_VERSION); + + System.out.println("OS : "+SystemUtils.OS_NAME +"("+SystemUtils.OS_ARCH+" " +ArchUtils.getProcessor().getType()+"), version " +SystemUtils.OS_VERSION+""); + System.out.println("JAVA : "+SystemUtils.JAVA_VENDOR+" java version "+SystemUtils.JAVA_VERSION +", class "+SystemUtils.JAVA_CLASS_VERSION); + System.out.println("JAVA_VM : "+SystemUtils.JAVA_VM_NAME+" (build "+SystemUtils.JAVA_VM_VERSION +", "+ SystemUtils.JAVA_VM_INFO+")"); + + Properties props=System.getProperties(); + System.out.println("Java的运行环境版本："+props.getProperty("java.version")); + System.out.println("Java的运行环境供应商："+props.getProperty("java.vendor")); + System.out.println("Java供应商的URL："+props.getProperty("java.vendor.url")); + System.out.println("Java的安装路径："+props.getProperty("java.home")); + System.out.println("Java的虚拟机规范版本："+props.getProperty("java.vm.specification.version")); + System.out.println("Java的虚拟机规范供应商："+props.getProperty("java.vm.specification.vendor")); + System.out.println("Java的虚拟机规范名称："+props.getProperty("java.vm.specification.name")); + System.out.println("Java的虚拟机实现版本："+props.getProperty("java.vm.version")); + System.out.println("Java的虚拟机实现供应商："+props.getProperty("java.vm.vendor")); + System.out.println("Java的虚拟机实现名称："+props.getProperty("java.vm.name")); + System.out.println("Java运行时环境规范版本："+props.getProperty("java.specification.version")); + System.out.println("Java运行时环境规范供应商："+props.getProperty("java.specification.vender")); + System.out.println("Java运行时环境规范名称："+props.getProperty("java.specification.name")); + System.out.println("Java的类格式版本号："+props.getProperty("java.class.version")); + System.out.println("Java的类路径："+props.getProperty("java.class.path")); + System.out.println("加载库时搜索的路径列表："+props.getProperty("java.library.path")); + System.out.println("默认的临时文件路径："+props.getProperty("java.io.tmpdir")); + System.out.println("一个或多个扩展目录的路径："+props.getProperty("java.ext.dirs")); + System.out.println("操作系统的名称："+props.getProperty("os.name")); + System.out.println("操作系统的构架："+props.getProperty("os.arch")); + System.out.println("操作系统的版本："+props.getProperty("os.version")); + System.out.println("文件分隔符："+props.getProperty("file.separator"));//在 unix 系统中是＂／＂ System.out.println("路径分隔符："+props.getProperty("path.separator"));//在 unix 系统中是＂:＂ System.out.println("行分隔符："+props.getProperty("line.separator"));//在 unix 系统中是＂/n＂ System.out.println("用户的账户名称："+props.getProperty("user.name")); + System.out.println("用户的主目录："+props.getProperty("user.home")); + System.out.println("用户的当前工作目录："+props.getProperty("user.dir")); + } + +} diff --git a/maxkey-core/src/main/java/org/maxkey/web/InitializeContext.java b/maxkey-core/src/main/java/org/maxkey/web/InitializeContext.java index 1f4c18d9f..5eda07a02 100644 --- a/maxkey-core/src/main/java/org/maxkey/web/InitializeContext.java +++ b/maxkey-core/src/main/java/org/maxkey/web/InitializeContext.java @@ -27,6 +27,8 @@ import javax.servlet.ServletConfig; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; +import org.apache.commons.lang.SystemUtils; +import org.apache.commons.lang3.ArchUtils; import org.joda.time.DateTime; import org.maxkey.cache.CacheFactory; import org.maxkey.util.PathUtils; @@ -206,7 +208,21 @@ public class InitializeContext extends HttpServlet { _logger.trace(key + " = " + map.get(key)); } _logger.debug("APP_HOME" + " = " + PathUtils.getInstance().getAppPath()); + _logger.debug("OS : "+SystemUtils.OS_NAME + + "("+SystemUtils.OS_ARCH+" " +ArchUtils.getProcessor().getType()+"),"+ + " version " +SystemUtils.OS_VERSION+"" + ); + _logger.debug("COMPUTER: "+map.get("COMPUTERNAME") +", "+ + "USERNAME : "+map.get("USERNAME") + ); + _logger.debug("JAVA :"); + _logger.debug(SystemUtils.JAVA_VENDOR+ + " java version "+SystemUtils.JAVA_VERSION +", class "+SystemUtils.JAVA_CLASS_VERSION); + _logger.debug(SystemUtils.JAVA_VM_NAME+ + " (build "+SystemUtils.JAVA_VM_VERSION +", "+ SystemUtils.JAVA_VM_INFO+")"); + _logger.debug("-----------------------------------------------------------"); + } /** -- GitLab