@Override public String getString(final int column_index) {
			if (mAppendSummaryColumn && column_index == super.getColumnCount()) return mSummary;
			final String value = super.getString(column_index);
			Log.d(TAG, "Cursor.getString(" + getColumnName(column_index) + ") = " + value);
			return column_index == mTitleColumnIndex ? PREFIX_SHUTTLE_NAME + value : value;
		}
Documents provider for accessing files in / outside Island.

Created by Oasis on 2017/8/29.
fileprovider/src/main/java/com/oasisfeng/island/fileprovider/ExternalStorageProviderProxy.java