获取APK文件的签名信息,反射实现
来源:互联网 发布:玻璃贴膜 淘宝 编辑:程序博客网 时间:2024/05/16 11:38
1 private String showUninstallAPKSignatures(String apkPath) {
2 String PATH_PackageParser = "android.content.pm.PackageParser";
3 try {
4 // apk包的文件路径
5 // 这是一个Package 解释器, 是隐藏的
6 // 构造函数的参数只有一个, apk文件的路径
7 // PackageParser packageParser = new PackageParser(apkPath);
8 Class pkgParserCls = Class.forName(PATH_PackageParser);
9 Class[] typeArgs = new Class[1];
10 typeArgs[0] = String.class;
11 Constructor pkgParserCt = pkgParserCls.getConstructor(typeArgs);
12 Object[] valueArgs = new Object[1];
13 valueArgs[0] = apkPath;
14 Object pkgParser = pkgParserCt.newInstance(valueArgs);
15 MediaApplication.logD(DownloadApk.class, "pkgParser:" + pkgParser.toString());
16 // 这个是与显示有关的, 里面涉及到一些像素显示等等, 我们使用默认的情况
17 DisplayMetrics metrics = new DisplayMetrics();
18 metrics.setToDefaults();
19 // PackageParser.Package mPkgInfo = packageParser.parsePackage(new
20 // File(apkPath), apkPath,
21 // metrics, 0);
22 typeArgs = new Class[4];
23 typeArgs[0] = File.class;
24 typeArgs[1] = String.class;
25 typeArgs[2] = DisplayMetrics.class;
26 typeArgs[3] = Integer.TYPE;
27 Method pkgParser_parsePackageMtd = pkgParserCls.getDeclaredMethod("parsePackage",
28 typeArgs);
29 valueArgs = new Object[4];
30 valueArgs[0] = new File(apkPath);
31 valueArgs[1] = apkPath;
32 valueArgs[2] = metrics;
33 valueArgs[3] = PackageManager.GET_SIGNATURES;
34 Object pkgParserPkg = pkgParser_parsePackageMtd.invoke(pkgParser, valueArgs);
35
36 typeArgs = new Class[2];
37 typeArgs[0] = pkgParserPkg.getClass();
38 typeArgs[1] = Integer.TYPE;
39 Method pkgParser_collectCertificatesMtd = pkgParserCls.getDeclaredMethod("collectCertificates",
40 typeArgs);
41 valueArgs = new Object[2];
42 valueArgs[0] = pkgParserPkg;
43 valueArgs[1] = PackageManager.GET_SIGNATURES;
44 pkgParser_collectCertificatesMtd.invoke(pkgParser, valueArgs);
45 // 应用程序信息包, 这个公开的, 不过有些函数, 变量没公开
46 Field packageInfoFld = pkgParserPkg.getClass().getDeclaredField("mSignatures");
47 Signature[] info = (Signature[]) packageInfoFld.get(pkgParserPkg);
48 MediaApplication.logD(DownloadApk.class, "size:"+info.length);
49 MediaApplication.logD(DownloadApk.class, info[0].toCharsString());
50 return info[0].toCharsString();
51 } catch (Exception e) {
52 e.printStackTrace();
53 }
54 return null;
55 }
2 String PATH_PackageParser = "android.content.pm.PackageParser";
3 try {
4 // apk包的文件路径
5 // 这是一个Package 解释器, 是隐藏的
6 // 构造函数的参数只有一个, apk文件的路径
7 // PackageParser packageParser = new PackageParser(apkPath);
8 Class pkgParserCls = Class.forName(PATH_PackageParser);
9 Class[] typeArgs = new Class[1];
10 typeArgs[0] = String.class;
11 Constructor pkgParserCt = pkgParserCls.getConstructor(typeArgs);
12 Object[] valueArgs = new Object[1];
13 valueArgs[0] = apkPath;
14 Object pkgParser = pkgParserCt.newInstance(valueArgs);
15 MediaApplication.logD(DownloadApk.class, "pkgParser:" + pkgParser.toString());
16 // 这个是与显示有关的, 里面涉及到一些像素显示等等, 我们使用默认的情况
17 DisplayMetrics metrics = new DisplayMetrics();
18 metrics.setToDefaults();
19 // PackageParser.Package mPkgInfo = packageParser.parsePackage(new
20 // File(apkPath), apkPath,
21 // metrics, 0);
22 typeArgs = new Class[4];
23 typeArgs[0] = File.class;
24 typeArgs[1] = String.class;
25 typeArgs[2] = DisplayMetrics.class;
26 typeArgs[3] = Integer.TYPE;
27 Method pkgParser_parsePackageMtd = pkgParserCls.getDeclaredMethod("parsePackage",
28 typeArgs);
29 valueArgs = new Object[4];
30 valueArgs[0] = new File(apkPath);
31 valueArgs[1] = apkPath;
32 valueArgs[2] = metrics;
33 valueArgs[3] = PackageManager.GET_SIGNATURES;
34 Object pkgParserPkg = pkgParser_parsePackageMtd.invoke(pkgParser, valueArgs);
35
36 typeArgs = new Class[2];
37 typeArgs[0] = pkgParserPkg.getClass();
38 typeArgs[1] = Integer.TYPE;
39 Method pkgParser_collectCertificatesMtd = pkgParserCls.getDeclaredMethod("collectCertificates",
40 typeArgs);
41 valueArgs = new Object[2];
42 valueArgs[0] = pkgParserPkg;
43 valueArgs[1] = PackageManager.GET_SIGNATURES;
44 pkgParser_collectCertificatesMtd.invoke(pkgParser, valueArgs);
45 // 应用程序信息包, 这个公开的, 不过有些函数, 变量没公开
46 Field packageInfoFld = pkgParserPkg.getClass().getDeclaredField("mSignatures");
47 Signature[] info = (Signature[]) packageInfoFld.get(pkgParserPkg);
48 MediaApplication.logD(DownloadApk.class, "size:"+info.length);
49 MediaApplication.logD(DownloadApk.class, info[0].toCharsString());
50 return info[0].toCharsString();
51 } catch (Exception e) {
52 e.printStackTrace();
53 }
54 return null;
55 }
获取程序自身的签名:
private String getSign(Context context) {
PackageManager pm = context.getPackageManager();
List<PackageInfo> apps = pm.getInstalledPackages(PackageManager.GET_SIGNATURES);
Iterator<PackageInfo> iter = apps.iterator();
while(iter.hasNext()) {
PackageInfo packageinfo = iter.next();
String packageName = packageinfo.packageName;
if (packageName.equals(instance.getPackageName())) {
MediaApplication.logD(DownloadApk.class, packageinfo.signatures[0].toCharsString());
return packageinfo.signatures[0].toCharsString();
}
}
return null;
}
PackageManager pm = context.getPackageManager();
List<PackageInfo> apps = pm.getInstalledPackages(PackageManager.GET_SIGNATURES);
Iterator<PackageInfo> iter = apps.iterator();
while(iter.hasNext()) {
PackageInfo packageinfo = iter.next();
String packageName = packageinfo.packageName;
if (packageName.equals(instance.getPackageName())) {
MediaApplication.logD(DownloadApk.class, packageinfo.signatures[0].toCharsString());
return packageinfo.signatures[0].toCharsString();
}
}
return null;
}
对比2个方法的返回值来判断APK升级包的签名是否一致,一致就提示可以安装。
- 获取APK文件的签名信息,反射实现
- 获取APK文件的签名信息,反射实现
- 获取APK文件的签名信息,反射实现
- 获取APK文件的签名信息,反射实现
- apk签名信息的获取
- 已签名apk文件获取签名文件的MD5,签名信息
- 获取apk签名信息
- 获取Android的APK包签名信息
- DelphiXE8中获取APK的签名信息
- 如何获取apk的签名信息?
- 如何获取apk的签名信息?
- 查看apk的签名信息和签名文件的信息
- Android:获取APK签名信息
- Android:获取APK签名信息 .
- Android获取apk签名信息
- 如何查看apk和签名文件的签名信息
- android获取APK文件,及应用内部签名信息方法
- [.bat][保存以防后面有用哦]获取APK签名信息 , 获取 Android 应用的 Apk 签名
- POJ1797,Heavy Transportation,貌似是最大流什么的,有点特殊,所以拿Kruskal练练手
- linux下配置jsoncpp
- Android中的签名机制
- Android APK 签名比对
- linux内核部件分析(一)——连通世界的list
- 获取APK文件的签名信息,反射实现
- user agent字符串
- [Java]读取.RSA密钥信息及获取KEYSTORE指纹信息
- 署名认证相关知识
- PCB封装概述
- 公开演讲实战攻略
- 老外不知道AA
- SSL双向认证java实现
- 失恋男一周花百万积蓄拎40万买凯迪拉克