--- /dev/null
+/*
+ * Copyright (C) 2012 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.cyanogenmod.explorer.util;
+
+import android.content.Context;
+import android.os.Environment;
+import android.os.storage.StorageManager;
+import android.os.storage.StorageVolume;
+
+import com.cyanogenmod.explorer.R;
+
+import java.io.File;
+import java.lang.reflect.Method;
+
+
+/**
+ * A helper class with useful methods for deal with storages.
+ */
+public final class StorageHelper {
+
+ /**
+ * Method that returns the storage volumes defined in the system. This method uses
+ * reflection to retrieve the method because CM10 has a {@link Context}
+ * as first parameter, that AOSP hasn't.
+ *
+ * @param ctx The current context
+ * @return StorageVolume[] The storage volumes defined in the system
+ */
+ public static StorageVolume[] getStorageVolumes(Context ctx) {
+ //IMP!! Android SDK doesn't have a "getVolumeList" but is supported by CM10.
+ //Use reflect to get this value (if possible)
+ try {
+ StorageManager sm = (StorageManager) ctx.getSystemService(Context.STORAGE_SERVICE);
+ Method method = sm.getClass().getMethod("getVolumeList"); //$NON-NLS-1$
+ return (StorageVolume[])method.invoke(sm);
+ } catch (Exception ex) {
+ //Ignore. Android SDK StorageManager class doesn't have this method
+ //Use default android information from environment
+ try {
+ File externalStorage = Environment.getExternalStorageDirectory();
+ String path = externalStorage.getCanonicalPath();
+ String description = null;
+ if (path.toLowerCase().indexOf("usb") != -1) { //$NON-NLS-1$
+ description = ctx.getString(R.string.usb_storage);
+ } else {
+ description = ctx.getString(R.string.external_storage);
+ }
+ StorageVolume sv =new StorageVolume(path, description, false, false, 0, false, 0);
+ return new StorageVolume[]{sv};
+ } catch (Exception ex2) {
+ /**NON BLOCK**/
+ }
+ }
+ return new StorageVolume[]{};
+ }
+
+ /**
+ * Method that returns the storage volume description. This method uses
+ * reflection to retrieve the description because CM10 has a {@link Context}
+ * as first parameter, that AOSP hasn't.
+ *
+ * @param ctx The current context
+ * @param volume The storage volume
+ * @return String The description of the storage volume
+ */
+ public static String getStorageVolumeDescription(Context ctx, StorageVolume volume) {
+ try {
+ Method method = volume.getClass().getMethod(
+ "getDescription", //$NON-NLS-1$
+ new Class[]{Context.class});
+ if (method == null) {
+ // AOSP
+ method = volume.getClass().getMethod("getDescription"); //$NON-NLS-1$
+ return (String)method.invoke(volume);
+ }
+
+ // CM10
+ return (String)method.invoke(volume, ctx);
+
+ } catch (Throwable _throw) {
+ // Returns the volume storage path
+ return volume.getPath();
+ }
+ }
+
+}