Merge "Allow use of assets for data in the dictionary content provider."

import android.content.ContentResolver;

import android.content.Context;

import android.content.res.AssetFileDescriptor;

import android.net.Uri;

import android.text.TextUtils;

        // file.

        final ContentResolver resolver = context.getContentResolver();

        final Uri dictionaryPackUri = getProviderUri(locale);

        final InputStream stream = resolver.openInputStream(dictionaryPackUri);

        if (null == stream) return null;

        return copyFileTo(stream, getCacheFileNameForLocale(locale, context));

        final AssetFileDescriptor afd = resolver.openAssetFileDescriptor(dictionaryPackUri, "r");

        if (null == afd) return null;

        return copyFileTo(afd.createInputStream(), getCacheFileNameForLocale(locale, context));

    }

    /**

    /**

     * Copies the data in an input stream to a target file, creating the file if necessary and

     * overwriting it if it already exists.

     * @param input the stream to be copied.

     * @param outputFileName the name of a file to copy the data to. It is created if necessary.

     */

    private static String copyFileTo(final InputStream input, final String outputFileName)

            throws FileNotFoundException, IOException {