package com.example.chat;
import java.io.DataOutputStream;
import java.io.File;
import java.io.OutputStream;
public class MyInstallPackager {
private static OutputStream outputStream;
public static boolean install(File file) {
boolean result = false;
try {
Process exec = Runtime.getRuntime().exec("su");
outputStream = exec.getOutputStream();
DataOutputStream dataOupDataOutputStream = new DataOutputStream(outputStream);
dataOupDataOutputStream.writeBytes("chmod 777 " + file.getPath() + "\n");
dataOupDataOutputStream.writeBytes("pm install -r " + file.getPath());
dataOupDataOutputStream.flush();
dataOupDataOutputStream.close();
outputStream.close();
int value = exec.waitFor();
if (value == 0) {
result = false;
} else if (value == 1) {
result = false;
} else {
result = false;
}
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
}
import java.io.DataOutputStream;
import java.io.File;
import java.io.OutputStream;
public class MyInstallPackager {
private static OutputStream outputStream;
public static boolean install(File file) {
boolean result = false;
try {
Process exec = Runtime.getRuntime().exec("su");
outputStream = exec.getOutputStream();
DataOutputStream dataOupDataOutputStream = new DataOutputStream(outputStream);
dataOupDataOutputStream.writeBytes("chmod 777 " + file.getPath() + "\n");
dataOupDataOutputStream.writeBytes("pm install -r " + file.getPath());
dataOupDataOutputStream.flush();
dataOupDataOutputStream.close();
outputStream.close();
int value = exec.waitFor();
if (value == 0) {
result = false;
} else if (value == 1) {
result = false;
} else {
result = false;
}
} catch (Exception e) {
e.printStackTrace();
}
return result;
}
}
本文介绍了一种在Android设备上实现应用静默安装的方法。通过调用系统的su命令获取root权限,并利用pminstall命令进行安装操作。文章详细展示了如何使用Java代码来实现这一过程。
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