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我正在开发一个需要运行外部 LuaJ 解释器的应用程序,以获取到目前为止在系统上运行的应用程序的信息。我在 Java 中找到一个代码,但在 LuaJ 上没有。

这是我做某事的尝试。

local pm = activity:getPackageManager()
local packages = pm:getInstalledApplications(activity.GET_META_DATA)
local size = packages:size()

for i=0,size-1 do
    packageInfo = packages:get(i)
    if not packageInfo:equals(flags) and not packageInfo:equals(FLAG_SYSTEM) and not packageInfo:equals(FLAG_STOPPED) then
       print(packageInfo.packageName)
    end
end

但是“equals(...)”有问题。请帮忙)

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1 回答 1

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这是对我自己的回答。

    local pm = activity:getPackageManager()
    local packages = pm:getInstalledApplications(activity.GET_META_DATA)
    local size = packages:size()

    local packageInfo, packageName, ai, str

    for i=0,size-1 do
        packageInfo = packages:get(i)
        packageName = packageInfo.packageName
        ai = pm:getApplicationInfo(packageName)
        if ai and string.find(packageInfo.sourceDir, "^/data/app/") and pm:getLaunchIntentForPackage(packageName) then --nonSystem app
            print(pm:getApplicationLabel(ai))
        end
    end
于 2019-10-18T15:13:57.897 回答