package com.weikou.beibeivideo.util;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import java.util.List;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.os.Environment;
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import android.os.StatFs;
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import com.weikou.beibeivideo.entity.SDCardEntity;
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public class SDCardUtil {
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public static long getAvailableInternalMemorySize() {
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File path = Environment.getDataDirectory();
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StatFs stat = new StatFs(path.getPath());
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long blockSize = stat.getBlockSize();
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long availableBlocks = stat.getAvailableBlocks();
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return availableBlocks * blockSize;
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}
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public static long getTotalInternalMemorySize() {
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File path = Environment.getDataDirectory();
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StatFs stat = new StatFs(path.getPath());
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long blockSize = stat.getBlockSize();
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long totalBlocks = stat.getBlockCount();
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return totalBlocks * blockSize;
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}
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public static boolean externalMemoryAvailable() {
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return Environment.getExternalStorageState().equals(
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Environment.MEDIA_MOUNTED);
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}
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public static long getAvailableExternalMemorySize() {
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if (externalMemoryAvailable()) {
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File path = Environment.getExternalStorageDirectory();
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StatFs stat = new StatFs(path.getPath());
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long blockSize = stat.getBlockSize();
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long availableBlocks = stat.getAvailableBlocks();
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return availableBlocks * blockSize;
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} else {
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return -1;
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}
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}
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public static long getTotalExternalMemorySize() {
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if (externalMemoryAvailable()) {
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File path = Environment.getExternalStorageDirectory();
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StatFs stat = new StatFs(path.getPath());
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long blockSize = stat.getBlockSize();
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long totalBlocks = stat.getBlockCount();
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return totalBlocks * blockSize;
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} else {
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return -1;
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}
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}
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public static List getExtSDCardPath() {
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List lResult = new ArrayList();
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try {
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Runtime rt = Runtime.getRuntime();
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Process proc = rt.exec("mount");
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InputStream is = proc.getInputStream();
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InputStreamReader isr = new InputStreamReader(is);
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BufferedReader br = new BufferedReader(isr);
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String line;
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while ((line = br.readLine()) != null) {
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if (line.contains("extSdCard")) {
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String[] arr = line.split(" ");
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String path = arr[1];
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File file = new File(path);
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if (file.isDirectory()) {
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lResult.add(path);
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}
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}
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}
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isr.close();
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} catch (Exception e) {
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}
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return lResult;
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}
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public static String getSotrageSize(long size) {
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if (size >= 1024) {
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float s = ((float) size / 1024);
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return (new java.text.DecimalFormat("#.00").format(s)) + "GB";
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} else {
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return size + "MB";
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}
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}
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@SuppressWarnings("deprecation")
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private static SDCardEntity getSDCardEntity(String path) {
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SDCardEntity se = new SDCardEntity();
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se.setPath(path);
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try {
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File ff = new File(path);
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if (!ff.exists())
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ff.mkdirs();
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StatFs stat = new StatFs(path);
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long blockSize = stat.getBlockSize();
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long availableBlocks = stat.getAvailableBlocks();
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long totalBlocks = stat.getBlockCount();
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se.setAvailableSize(availableBlocks * blockSize);
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se.setTotalSize(totalBlocks * blockSize);
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} catch (Exception e) {
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File f = new File(path);
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if (f.exists()) {
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se.setAvailableSize(f.getFreeSpace());
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se.setTotalSize(f.getTotalSpace());
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}
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}
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return se;
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}
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/**
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* 获取外部存储卡
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*
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* @param context
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* @return
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*/
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public static SDCardEntity getSDCardPath(Context context) {
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SDCardEntity entity = new SDCardEntity();
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// if (PackageUtils2.getAndroidOSVersion() > 9) {
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StorageList list = new StorageList(context);
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String[] sts = list.getVolumePaths();
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if (sts == null || sts.length == 0)
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return null;
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else {
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if (sts[0].equalsIgnoreCase(Environment.MEDIA_MOUNTED)) {
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entity = getSDCardEntity(sts[0]);
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if (entity.getTotalSize() > 0)
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return entity;
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} else if (sts.length > 1) {
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entity.setPath(sts[1]);
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entity = getSDCardEntity(sts[1]);
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if (entity.getTotalSize() > 0)
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return entity;
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} else
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return null;
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}
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/*
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* } else { if (Environment.getStorageState(Environment.)
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* .equals(Environment.MEDIA_MOUNTED)) { // 为true的话，外置sd卡存在 } }
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*/
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return null;
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}
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public static void setDeaultStorage(Context context, int type) {
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SharedPreferences share = context.getSharedPreferences("storagestate",
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Context.MODE_PRIVATE);
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SharedPreferences.Editor editor = share.edit();
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editor.putInt("stro", type);
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editor.commit();
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}
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public static void initStorage(Context context) {
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SharedPreferences share = context.getSharedPreferences("storagestate",
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Context.MODE_PRIVATE);
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if (!share.getBoolean("StorageSetting", false))
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return;
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SDCardEntity entity = getSDCardPath(context);
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if (entity != null) {
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if (entity.getAvailableSize() > getAvailableExternalMemorySize()) {
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setDeaultStorage(context, STORAGE_SDCARD);
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}
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}
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SharedPreferences.Editor editor = share.edit();
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editor.putBoolean("StorageSetting", true);
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editor.commit();
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}
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public static int getDeaultStorage(Context context) {
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SharedPreferences share = context.getSharedPreferences("storagestate",
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Context.MODE_PRIVATE);
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return share.getInt("stro", 0);
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}
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public static String getDownLoadPath(Context context) {
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String name = context.getPackageName();
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int type = getDeaultStorage(context);
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if (type == STORAGE_MOBILE) {
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// 下载文件存放到根目录 Download文件夹下
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// File f = Environment
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// .getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
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// 下载文件存放到app安装目录下
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File f = context.getExternalFilesDir("影视大全缓存文件");
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// File f = context.getExternalCacheDir();s
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if (f == null) {
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f = Environment
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.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
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}
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if (!f.exists())
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f.mkdirs();
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return f.getPath() + "/";
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} else if (type == STORAGE_SDCARD) {
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SDCardEntity entity = getSDCardPath(context);
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if (entity == null) {
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File f = Environment
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.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
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if (!f.exists())
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f.mkdirs();
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return f.getPath() + "/";
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}
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String root = entity.getPath();
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if (!new File(root + File.separator + name).exists())
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new File(root + File.separator + name).mkdirs();
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if (!new File(root + File.separator + name + File.separator
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+ "video").exists())
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new File(root + File.separator + name + File.separator
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+ "video").mkdirs();
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return root + File.separator + name + File.separator + "video";
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}
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return "";
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}
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public static SDCardEntity getDownLoadEntity(Context context) {
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String path = getDownLoadPath(context);
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return getSDCardEntity(path);
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}
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public final static int STORAGE_SDCARD = 1;
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public final static int STORAGE_MOBILE = 0;
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}
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