安装之前判断是否有root权限，如果有root权限就静默安转，如果没有就利用意图进行安装。源码参考地址
/**
*
* @author Javen
* @since 2016/05/24
*/
public class ApkController {
/**
* 描述: 安装
*/
public static boolean install(String apkPath,Context context){
// 先判断手机是否有root权限
if(hasRootPerssion()){
// 有root权限，利用静默安装实现
return clientInstall(apkPath);
}else{
// 没有root权限，利用意图进行安装
File file = new File(apkPath);
if(!file.exists())
return false;
Intent intent = new Intent();
intent.setAction("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setDataAndType(Uri.fromFile(file),"application/vnd.android.package-archive");
context.startActivity(intent);
return true;
}
}
/**
* 描述: 卸载
*/
public static boolean uninstall(String packageName,Context context){
if(hasRootPerssion()){
// 有root权限，利用静默卸载实现
return clientUninstall(packageName);
}else{
Uri packageURI = Uri.parse("package:" + packageName);
Intent uninstallIntent = new Intent(Intent.ACTION_DELETE,packageURI);
uninstallIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(uninstallIntent);
return true;
}
}
/**
* 判断手机是否有root权限
*/
private static boolean hasRootPerssion(){
PrintWriter PrintWriter = null;
Process process = null;
try {
process = Runtime.getRuntime().exec("su");
PrintWriter = new PrintWriter(process.getOutputStream());
PrintWriter.flush();
PrintWriter.close();
int value = process.waitFor();
return returnResult(value);
} catch (Exception e) {
e.printStackTrace();
}finally{
if(process!=null){
process.destroy();
}
}
return false;
}
/**
* 静默安装
*/
private static boolean clientInstall(String apkPath){
PrintWriter PrintWriter = null;
Process process = null;
try {
process = Runtime.getRuntime().exec("su");
PrintWriter = new PrintWriter(process.getOutputStream());
PrintWriter.println("chmod 777 "+apkPath);
PrintWriter.println("export LD_LIBRARY_PATH=/vendor/lib:/system/lib");
PrintWriter.println("pm install -r "+apkPath);
// PrintWriter.println("exit");
PrintWriter.flush();
PrintWriter.close();
int value = process.waitFor();
return returnResult(value);
} catch (Exception e) {
e.printStackTrace();
}finally{
if(process!=null){
process.destroy();
}
}
return false;
}
/**
* 静默卸载
*/
private static boolean clientUninstall(String packageName){
PrintWriter PrintWriter = null;
Process process = null;
try {
process = Runtime.getRuntime().exec("su");
PrintWriter = new PrintWriter(process.getOutputStream());
PrintWriter.println("LD_LIBRARY_PATH=/vendor/lib:/system/lib ");
PrintWriter.println("pm uninstall "+packageName);
PrintWriter.flush();
PrintWriter.close();
int value = process.waitFor();
return returnResult(value);
} catch (Exception e) {
e.printStackTrace();
}finally{
if(process!=null){
process.destroy();
}
}
return false;
}
/**
* 启动app
* com.exmaple.client/.MainActivity
* com.exmaple.client/com.exmaple.client.MainActivity
*/
public static boolean startApp(String packageName,String activityName){
boolean isSuccess = false;
String cmd = "am start -n " + packageName + "/" + activityName + " \n";
Process process = null;
try {
process = Runtime.getRuntime().exec(cmd);
int value = process.waitFor();
return returnResult(value);
} catch (Exception e) {
e.printStackTrace();
} finally{
if(process!=null){
process.destroy();
}
}
return isSuccess;
}
private static boolean returnResult(int value){
// 代表成功
if (value == 0) {
return true;
} else if (value == 1) { // 失败
return false;
} else { // 未知情况
return false;
}
}
/**
* 查询所有非系统app的信息
* @param mContext
* @return
*/
public static List<Map<String, Object>> getAPPInstalled(Context mContext) {
List<Map<String, Object>> listItems = new ArrayList<Map<String, Object>>();
// 获取系统内的所有程序信息
Intent mainintent = new Intent(Intent.ACTION_MAIN, null);
mainintent.addCategory(Intent.CATEGORY_LAUNCHER);
List<PackageInfo> packageinfo = mContext.getPackageManager()
.getInstalledPackages(0);
int count = packageinfo.size();
for (int i = 0; i < count; i++) {
PackageInfo pinfo = packageinfo.get(i);
ApplicationInfo appInfo = pinfo.applicationInfo;
if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) > 0) {
// 系统程序 忽略
} else {
// 非系统程序
Map<String, Object> map = new HashMap<String, Object>();
map.put("app_logo", pinfo.applicationInfo.loadIcon(mContext
.getPackageManager()));
map.put("app_name", pinfo.applicationInfo.loadLabel(mContext
.getPackageManager()));
map.put("package_name", pinfo.applicationInfo.packageName);
map.put("app_version_name", pinfo.versionName);
map.put("app_version_code", pinfo.versionCode);
listItems.add(map);
}
}
return listItems;
}
/**
* 判断应用是否需要安装
* @param mContext
* @param packageName
* @param versionCode
* @return
*/
public static boolean isInstalled(Context mContext,String packageName,int versionCode) {
// 获取系统内的所有程序信息
Intent mainintent = new Intent(Intent.ACTION_MAIN, null);
mainintent.addCategory(Intent.CATEGORY_LAUNCHER);
List<PackageInfo> packageinfo = mContext.getPackageManager()
.getInstalledPackages(0);
int count = packageinfo.size();
String pn;
int vc;
for (int i = 0; i < count; i++) {
PackageInfo pinfo = packageinfo.get(i);
ApplicationInfo appInfo = pinfo.applicationInfo;
if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) > 0) {
// 系统程序 忽略
} else {
// 非系统程序
pn=pinfo.applicationInfo.packageName;
vc=pinfo.versionCode;
if (pn.equalsIgnoreCase(packageName) && vc >= versionCode) {
return true;
}
}
}
return false;
}
}
获取手机安装的非系统应用
public class App {
public static List<Map<String, Object>> getAPPInstalled(Context mContext) {
List<Map<String, Object>> listItems = new ArrayList<Map<String, Object>>();
//查询所有非系统app的信息
Intent mainintent = new Intent(Intent.ACTION_MAIN, null);
mainintent.addCategory(Intent.CATEGORY_LAUNCHER);
List<PackageInfo> packageinfo = mContext.getPackageManager()
.getInstalledPackages(0);
int count = packageinfo.size();
for (int i = 0; i < count; i++) {
PackageInfo pinfo = packageinfo.get(i);
ApplicationInfo appInfo = pinfo.applicationInfo;
if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) > 0) {
// 系统程序 忽略
} else {
// 非系统程序
Map<String, Object> map = new HashMap<String, Object>();
map.put("app_logo", pinfo.applicationInfo.loadIcon(mContext
.getPackageManager()));
map.put("app_name", pinfo.applicationInfo.loadLabel(mContext
.getPackageManager()));
map.put("package_name", pinfo.applicationInfo.packageName);
map.put("app_version_name", pinfo.versionName);
map.put("app_version_code", pinfo.versionCode);
listItems.add(map);
}
}
return listItems;
}
}
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