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JDK 11 jdk.jcmd.jmod - JCmd Tool
JDK 11 jdk.jcmd.jmod is the JMOD file for JDK 11 JCmd tool, which can be invoked by the "jcmd" command.
JDK 11 JCmd tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jcmd.jmod.
JDK 11 JCmd tool compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.
JDK 11 JCmd source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jcmd.
You can click and view the content of each source code file in the list below.
✍: FYIcenter
⏎ sun/tools/jcmd/Arguments.java
/* * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package sun.tools.jcmd; import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; class Arguments { private boolean listProcesses = false; private boolean listCounters = false; private boolean showUsage = false; private String command = null; private String processString = null; public boolean isListProcesses() { return listProcesses; } public boolean isListCounters() { return listCounters; } public boolean isShowUsage() { return showUsage; } public String getCommand() { return command; } public String getProcessString() { return processString; } public Arguments(String[] args) { if (args.length == 0 || args[0].equals("-l")) { listProcesses = true; /* list all processes */ processString = "0"; return; } if (args[0].equals("-?") || args[0].equals("-h") || args[0].equals("--help") || // -help: legacy. args[0].equals("-help")) { showUsage = true; return; } processString = args[0]; StringBuilder sb = new StringBuilder(); for (int i = 1; i < args.length; i++) { if (args[i].equals("-f")) { if (args.length == i + 1) { throw new IllegalArgumentException( "No file specified for parameter -f"); } else if (args.length == i + 2) { try { readCommandFile(args[i + 1]); } catch(IOException e) { throw new IllegalArgumentException( "Could not read from file specified with -f option: " + args[i + 1]); } return; } else { throw new IllegalArgumentException( "Options after -f are not allowed"); } } else if (args[i].equals("PerfCounter.print")) { listCounters = true; } else { sb.append(args[i]).append(" "); } } if (listCounters != true && sb.length() == 0) { // Omitting the command shall cause the target VM to print out a list // of available commands. sb.append("help"); } command = sb.toString().trim(); } private void readCommandFile(String path) throws IOException { try (BufferedReader bf = new BufferedReader(new FileReader(path));) { StringBuilder sb = new StringBuilder(); String s; while ((s = bf.readLine()) != null) { sb.append(s).append("\n"); } command = sb.toString(); } } public static void usage() { System.out.println("Usage: jcmd <pid | main class> <command ...|PerfCounter.print|-f file>"); System.out.println(" or: jcmd -l "); System.out.println(" or: jcmd -h "); System.out.println(" "); System.out.println(" command must be a valid jcmd command for the selected jvm. "); System.out.println(" Use the command \"help\" to see which commands are available. "); System.out.println(" If the pid is 0, commands will be sent to all Java processes. "); System.out.println(" The main class argument will be used to match (either partially "); System.out.println(" or fully) the class used to start Java. "); System.out.println(" If no options are given, lists Java processes (same as -l). "); System.out.println(" "); System.out.println(" PerfCounter.print display the counters exposed by this process "); System.out.println(" -f read and execute commands from the file "); System.out.println(" -l list JVM processes on the local machine "); System.out.println(" -? -h --help print this help message "); } }
⏎ sun/tools/jcmd/Arguments.java
Or download all of them as a single archive file:
File name: jdk.jcmd-11.0.1-src.zip File size: 47892 bytes Release date: 2018-11-04 Download
⇒ JDK 11 jdk.jconsole.jmod - JConsole Tool
2020-07-07, 13803👍, 0💬
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