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3rdparty/jdk1.8.0_171/bin/jvisualvm 4.99 KB
a86c63ca   Hu Chunming   提交三方库文件
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  #!/bin/sh
  #
  # Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
  # ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
  #
  # resolve symlinks
  #
  
  PRG=$0
  
  while [ -h "$PRG" ]; do
      ls=`ls -ld "$PRG"`
      link=`expr "$ls" : '^.*-> \(.*\)$' 2>/dev/null`
      if expr "$link" : '^/' 2> /dev/null >/dev/null; then
  	PRG="$link"
      else
  	PRG="`dirname "$PRG"`/$link"
      fi
  done
  
  progdir=`dirname "$PRG"`
  old=`pwd`
  cd "$progdir"/..
  basedir=`pwd`
  cd "$old"
  
  case "`uname`" in
      Darwin*)
          # set default userdir and cachedir on Mac OS X
          DEFAULT_USERDIR_ROOT="${HOME}/Library/Application Support/VisualVM"
          DEFAULT_CACHEDIR_ROOT=${HOME}/Library/Caches/VisualVM
          ;;
      *)
          # set default userdir and cachedir on unix systems
          DEFAULT_USERDIR_ROOT=${HOME}/.visualvm
          DEFAULT_CACHEDIR_ROOT=${HOME}/.cache/visualvm
          ;;
  esac
  
  
  if [ -f "$progdir"/../lib/visualvm/etc/visualvm.conf ] ; then
      visualvm_jdkhome="$basedir"
      old=`pwd`
      cd "$progdir/../lib/visualvm/"
      basedir=`pwd`
      cd "$old"
      . "$progdir"/../lib/visualvm/etc/visualvm.conf
  elif [ -f "$progdir"/../etc/visualvm.conf ] ; then
      . "$progdir"/../etc/visualvm.conf
  fi
  
  
  export DEFAULT_USERDIR_ROOT
  
  # #68373: look for userdir, but do not modify "$@"
  userdir="${visualvm_default_userdir}"
  cachedir="${visualvm_default_cachedir}"
  
  founduserdir=""
  for opt in "$@"; do
      if [ "${founduserdir}" = "yes" ]; then
          userdir="$opt"
          break
      elif [ "$opt" = "--userdir" ]; then
          founduserdir="yes"
      fi
  done
  foundcachedir=""
  for opt in "$@"; do
      if [ "${foundcachedir}" = "yes" ]; then
          cachedir="$opt"
          break
      elif [ "$opt" = "--cachedir" ]; then
          foundcachedir="yes"
      fi
  done
  
  if [ -f "${userdir}"/etc/visualvm.conf ] ; then
      . "${userdir}"/etc/visualvm.conf
  fi
  
  
  if [ ! -f "$basedir"/etc/visualvm.clusters ]; then
      echo Cannot read cluster file: "$basedir"/etc/visualvm.clusters 1>&2
      exit 1
  fi
  
  readClusters() {
      grep -v "^#" "$basedir"/etc/visualvm.clusters | grep -v "^$" | grep -v platform | while read X; do
          if expr "$X" : "/.*" >/dev/null; then
              echo "$X"
          else
              echo "$basedir/$X"
          fi
      done
  }
  
  absolutize_paths() {
      while read path; do
          if [ -d "$path" ]; then
              (cd "$path" 2>/dev/null && pwd)
          else
              echo "$path"
          fi
      done
  }
  
  visualvm_clusters=`readClusters | absolutize_paths | tr '\012' ':'`
  
  if [ ! -z "$visualvm_extraclusters" ] ; then
      visualvm_clusters ="$visualvm_clusters:$visualvm_extraclusters"
  fi
  
  heap_size () {
      mem=640
      case "`uname`" in
          Linux*)
          mem=`cat /proc/meminfo | grep MemTotal | tr -d [:space:][:alpha:]:`
          mem=`expr $mem / 1024`
          ;;
      SunOS*)
          mem=`/usr/sbin/prtconf | grep Memory | /usr/bin/tr -dc '[0-9]'`
          ;;
      Darwin*)
          mem=`/usr/sbin/sysctl hw.memsize | tr -d [:alpha:][:space:].:`
          mem=`expr $mem / 1048576`
          ;;
          *)
          ;;
      esac
      if [ -z "$mem" ] ; then
          mem=640
      fi
      mem=`expr $mem / 5`
      if [ $mem -gt 1024 ] ; then
          mem=1024
      elif [ $mem -lt 96 ] ; then
          mem=96
      fi
      max_heap_size=$mem
      return 0
  }
  
  
  if grep -v -- "-J-Xmx" >/dev/null <<EOF ; then
  ${visualvm_default_options}
  EOF
          heap_size
  	visualvm_default_options="-J-Xmx${max_heap_size}m ${visualvm_default_options}"
  fi
  
  launchNbexec() {
      nbexec=`grep -v "^#" "$basedir"/etc/visualvm.clusters | grep -v "^$" | grep platform | while read X; do
          if expr "$X" : "/.*" >/dev/null; then
             echo $X/lib/nbexec
          elif [ -f "$basedir"/$X/lib/nbexec ]; then
              echo "$basedir"/$X/lib/nbexec
          fi
      done | head -n 1`
      if [ \! -n "$nbexec" ] ; then
        nbexec="$basedir"/platform/lib/nbexec
      fi
      sh=sh
      # #73162: Ubuntu uses the ancient Bourne shell, which does not implement trap well.
      if [ -x /bin/bash ]
      then
          sh=/bin/bash
      fi
      if [ "${founduserdir}" = "yes" ]; then
          exec $sh "$nbexec" "$@"
      else
          if [ "${foundcachedir}" = "yes" ]; then
              exec $sh "$nbexec" --userdir "${userdir}" "$@"
          else
              exec $sh "$nbexec" --userdir "${userdir}" --cachedir "${cachedir}" "$@"
          fi
      fi
  }
  
  # in case of macosx, the apple.laf.useScreenMenuBar property should be ideally in the Info.plist file
  # but it doesn't get propagated into the executed java VM. 
  case "`uname`" in
      Darwin*)
          eval launchNbexec \
              --jdkhome '"$visualvm_jdkhome"' \
              -J-Xdock:name=VisualVM \
              '"-J-Xdock:icon=$basedir/etc/visualvm.icns"' \
              --branding visualvm \
              --clusters '"$visualvm_clusters"' \
              ${visualvm_default_options} \
              '"$@"'
          ;;
      *)
          eval launchNbexec \
              --jdkhome '"$visualvm_jdkhome"' \
              --branding visualvm \
              --clusters '"$visualvm_clusters"' \
              ${visualvm_default_options} \
              '"$@"'
          ;;
  esac