如何删除旧版本的Eclipse插件？

更新后,旧的Eclipse插件仍保留在"plugins"文件夹中("features"文件夹中也有剩余部分).

有没有办法自动删除它们？

要删除旧插件,您必须清除安装历史记录.转到帮助| 关于Eclipse | 安装细节| 安装历史记录并选择所有旧的东西.然后单击删除并重新启动.瞧.这适用于Eclipse Helios(3.6)

我也想删除旧的插件,但今天仍然没有找到答案,所以我写了一个快速而脏的脚本guess-old-eclipse-plugins.sh来处理旧的插件.

该脚本将扫描Eclipse目录下的plugins目录.并将生成一个remove-old-eclipse-plugins.txt可用于删除旧插件的文件.

此脚本在Windows XP上的Cygwin 1.7.15下进行了测试.

PluginsDir=plugins
FeaturesDir=features
PluginIDSeparator=_
RemovingScriptFileName=remove-old-eclipse-plugins.txt
rm -rf $RemovingScriptFileName

#for dir in $PluginsDir $FeaturesDir
for dir in $PluginsDir  # $FeaturesDir: most file names in features dir contains more than 1 _ character
do
    echo "Processing [$dir] directory..."
    # split PluginID from filename
    # (not reliable, but general working. (ex: will get one junit PluginID because there're move than 1 _ characters in file name))
    file_list=$(ls $dir);
    echo "$file_list" | cut -f1 -d $PluginIDSeparator         > $dir-all.txt
    echo "$file_list" | cut -f1 -d $PluginIDSeparator  | uniq > $dir-uniq.txt

    # get the PluginList which VERY POSSIBLY has old versions
    diff_result=$(diff -U 0 $dir-uniq.txt $dir-all.txt)
    plugins_which_has_old_versions=$(echo "$diff_result" | grep -e "^+[^+]" | cut -f 2 -d +)

    #
    for p in $(echo "$plugins_which_has_old_versions")
    do
        echo "$p"
        i=0
        for f in $(ls -d -t $dir/$p$PluginIDSeparator*) # use 'ls' command, can sort result by file time, but can not handle file name contains special characters (white space) when using wildcard
        #for f in $(find $dir -name "$p$PluginIDSeparator*")    # use 'find' command
        do
            if [ -d $f ]
            then
                # should use rm -rf
                echo -n "[D]"
            else
                echo -n "   "
            fi
            echo -n "$f"

            ((i++))
            if [ $i -eq 1 ]
            then
                echo ""
                continue    # first file, the newest version
            fi
            echo "    [old]"
            echo "rm -rf $f" >> $RemovingScriptFileName
        done

        echo
    done
done

org.junit
[D]plugins/org.junit_3.8.2.v3_8_2_v20100427-1100
[D]plugins/org.junit_4.8.2.v4_8_2_v20110321-1705    [old]  <-- wrong

$ ./guess-old-eclipse-plugins.sh
Processing [plugins] directory...
org.eclipse.gef
   plugins/org.eclipse.gef_3.7.2.v20111106-2020.jar
   plugins/org.eclipse.gef_3.6.2.v20110110-2020.jar    [old]

org.eclipse.help.base
   plugins/org.eclipse.help.base_3.6.2.v201202080800.jar
   plugins/org.eclipse.help.base_3.5.3.v201102101200.jar    [old]

org.eclipse.help.ui
   plugins/org.eclipse.help.ui_3.5.101.r37_20110819.jar
   plugins/org.eclipse.help.ui_3.5.3.r36_20101116.jar    [old]
...

rm -rf plugins/org.eclipse.gef_3.6.2.v20110110-2020.jar
rm -rf plugins/org.eclipse.help.base_3.5.3.v201102101200.jar
rm -rf plugins/org.eclipse.help.ui_3.5.3.r36_20101116.jar
rm -rf plugins/org.eclipse.help.webapp_3.5.3.r36_20101130.jar
rm -rf plugins/org.eclipse.jdt.apt.core_3.3.402.R36_v20110120-1000.jar
rm -rf plugins/org.eclipse.jdt.debug.ui_3.5.2.v20100928a_r362.jar