java读取apk信息_JAVA 读取APK包信息以及签名信息 | 学步园

快来打我* 2022-11-03 10:51 264阅读 0赞

本段代码能够读取APK的版本、包名、签名信息

package com.sg.util;

import java.io.File;

import java.io.IOException;

import java.security.cert.X509Certificate;

import java.util.Enumeration;

import java.util.zip.ZipEntry;

import java.util.zip.ZipFile;

import org.xmlpull.v1.XmlPullParser;

import android.content.res.AXmlResourceParser;

import android.util.TypedValue;

/\*\*

\* @ClassName: AnalysisApk

\* @Description:

\* @author rickicui

\* @date Jan 28, 2013 6:07:39 PM

\*/

public class AnalysisApk \{

/\*\*

\* 解压 zip 文件(apk可以当成一个zip文件)，注意不能解压 rar 文件哦，只能解压 zip 文件 解压 rar 文件 会出现

\* java.io.IOException: Negative seek offset 异常 create date:2009- 6- 9

\* author:Administrator

\* @param apkUrl

\* zip 文件，注意要是正宗的 zip 文件哦，不能是把 rar 的直接改为 zip 这样会出现

\* java.io.IOException: Negative seek offset 异常

\* @param logoUrl

\* 图标生成的地址

\* @throws Exception

\* @throws IOException

\*/

public static String\[\] unZip(String apkUrl, String logoUrl)

throws Exception \{

// \[0\]:版本号;\[1\]包名;\[2\]签名

String\[\] st = new String\[3\];

byte b\[\] = new byte\[1024\];

int length;

ZipFile zipFile;

try \{

zipFile = new ZipFile(new File(apkUrl));

Enumeration enumeration = zipFile.entries();

ZipEntry zipEntry = null;

while (enumeration.hasMoreElements()) \{

zipEntry = (ZipEntry) enumeration.nextElement();

if (zipEntry.isDirectory()) \{

\} else \{

if ("AndroidManifest.xml".equals(zipEntry.getName())) \{

try \{

AXmlResourceParser parser = new AXmlResourceParser();

parser.open(zipFile.getInputStream(zipEntry));

while (true) \{

int type = parser.next();

if (type == XmlPullParser.END\_DOCUMENT) \{

break;

switch (type) \{

case XmlPullParser.START\_TAG: \{

for (int i = 0; i != parser

.getAttributeCount(); ++i) \{

if ("versionName".equals(parser

.getAttributeName(i))) \{

st\[0\] = getAttributeValue(parser, i);

\} else if ("package".equals(parser

.getAttributeName(i))) \{

st\[1\] = getAttributeValue(parser, i);

\} catch (Exception e) \{

e.printStackTrace();

if ("META-INF/CERT.RSA".equals(zipEntry.getName())) \{

X509Certificate publicKey = ApkSign

.readSignatureBlock(zipFile

.getInputStream(zipEntry));

st\[2\] = publicKey.getPublicKey().toString();

// if

// ("res/drawable-ldpi/icon.png".equals(zipEntry.getName()))

// \{

// OutputStream outputStream = new FileOutputStream(

// logoUrl);

// InputStream inputStream = zipFile

// .getInputStream(zipEntry);

// while ((length = inputStream.read(b)) > 0)

// outputStream.write(b, 0, length);

// \}

\} catch (IOException e) \{

// TODO Auto-generated catch block

// e.printStackTrace();

return st;

private static String getAttributeValue(AXmlResourceParser parser, int index) \{

int type = parser.getAttributeValueType(index);

int data = parser.getAttributeValueData(index);

if (type == TypedValue.TYPE\_STRING) \{

return parser.getAttributeValue(index);

if (type == TypedValue.TYPE\_ATTRIBUTE) \{

return String.format("?%s%08X", getPackage(data), data);

if (type == TypedValue.TYPE\_REFERENCE) \{

return String.format("@%s%08X", getPackage(data), data);

if (type == TypedValue.TYPE\_FLOAT) \{

return String.valueOf(Float.intBitsToFloat(data));

if (type == TypedValue.TYPE\_INT\_HEX) \{

return String.format("0x%08X", data);

if (type == TypedValue.TYPE\_INT\_BOOLEAN) \{

return data != 0 ? "true" : "false";

if (type == TypedValue.TYPE\_DIMENSION) \{

return Float.toString(complexToFloat(data))

\+ DIMENSION\_UNITS\[data & TypedValue.COMPLEX\_UNIT\_MASK\];

if (type == TypedValue.TYPE\_FRACTION) \{

return Float.toString(complexToFloat(data))

\+ FRACTION\_UNITS\[data & TypedValue.COMPLEX\_UNIT\_MASK\];

if (type >= TypedValue.TYPE\_FIRST\_COLOR\_INT

&& type <= TypedValue.TYPE\_LAST\_COLOR\_INT) \{

return String.format("\#%08X", data);

if (type >= TypedValue.TYPE\_FIRST\_INT

&& type <= TypedValue.TYPE\_LAST\_INT) \{

return String.valueOf(data);

return String.format("<0x%X, type 0x%02X>", data, type);

private static String getPackage(int id) \{

if (id >>> 24 == 1) \{

return "android:";

return "";

// / ILLEGAL STUFF, DONT LOOK

![d603e69c0b2049e915af1d5783e1a6aa.gif][]

public static float complexToFloat(int complex) \{

return (float) (complex & 0xFFFFFF00) \* RADIX\_MULTS\[(complex >> 4) & 3\];

private static final float RADIX\_MULTS\[\] = \{ 0.00390625F, 3.051758E-005F,

1.192093E-007F, 4.656613E-010F \};

private static final String DIMENSION\_UNITS\[\] = \{ "px", "dip", "sp", "pt",

"in", "mm", "", "" \};

private static final String FRACTION\_UNITS\[\] = \{ "%", "%p", "", "", "", "",

"", "" \};

public static void main(String\[\] args) \{

String\[\] str = null;

try \{

str = AnalysisApk

.unZip(

"C:\\\\Documents and Settings\\\\Administrator\\\\桌面\\\\air.com.oranginalplan.weaphones.1361250976472.apk",

"");

\} catch (Exception e) \{

// TODO Auto-generated catch block

e.printStackTrace();

System.out.println(str\[0\]);

System.out.println(str\[1\]);

System.out.println(str\[2\]);

[d603e69c0b2049e915af1d5783e1a6aa.gif]: /images/20221024/6012b04bf4f848d5a0797ad441633027.png

java读取apk信息_JAVA 读取APK包信息以及签名信息 | 学步园

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