Java IOUtils類代碼示例

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
static List<String> getAssetIndex(Context context) {
    if (mAssetIndex.isEmpty()) {
        InputStream in = null;
        BufferedReader reader  = null;
        try {
            in = context.getAssets().open("assets.index");
            reader = new BufferedReader(new InputStreamReader(in));
            for (String line = reader.readLine(); line != null; line = reader.readLine()) {
                mAssetIndex.add(line);
            }
        } catch (final IOException e) {
            Log.e(AssetIndex.class.getSimpleName(), e.getMessage(), e);
        } finally {
            IOUtils.closeQuietly(in);
            IOUtils.closeQuietly(reader);
        }
    }

    return mAssetIndex;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
private InputStream downloadFile(String sourceFile) {
    InputStream in = null;
    try {
        URL url = new URL(sourceFile);
        final HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
        in = new BufferedInputStream(urlConnection.getInputStream()) {
            @Override
            public void close() throws IOException {
                super.close();
                urlConnection.disconnect();
            }
        };
    } catch (Exception e) {
        Log.e(getClass().getSimpleName(), e.getMessage(), e);
        IOUtils.closeQuietly(in);
    }

    return in;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
private InputStream downloadFile(String sourceFile) {
    InputStream in = null;
    try {
        URL url = new URL(sourceFile);
        final HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
        in = new BufferedInputStream(urlConnection.getInputStream()) {
            public void close() throws IOException {
                super.close();
                urlConnection.disconnect();
            }
        };
    } catch (Exception e) {
        Log.e(getClass().getSimpleName(), e.getMessage(), e);
        IOUtils.closeQuietly(in);
    }

    return in;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
public static String save(Context context, File outFile, String html) {
    Reader in = null;
    Writer out = null;

    try {
        in = new StringReader(html);
        out = new FileWriter(outFile);

        IOUtils.copy(in, out);

        return outFile.getAbsolutePath();
    } catch (IOException ioe) {
        String toastMsg = context.getString(R.string.save_as_failure, ioe.getMessage());
        Toast.makeText(context, toastMsg, Toast.LENGTH_LONG).show();
    } finally {
        Helper.closeQuietly(in);
        Helper.closeQuietly(out);
    }

    return null;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
public static String load(Context context, String filePath) {
    File inFile = new File(filePath);
    Reader in = null;
    Writer out = null;

    try {
        in = new FileReader(inFile);
        out = new StringWriter();

        IOUtils.copy(in, out);

        return out.toString();
    } catch (IOException ioe) {
        String toastMsg = context.getString(R.string.load_failure_2, ioe.getMessage());
        Toast.makeText(context, toastMsg, Toast.LENGTH_LONG).show();
    } finally {
        Helper.closeQuietly(in);
        Helper.closeQuietly(out);
    }

    return null;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
static List<String> getAssetIndex(Context context) {
    if (mAssetIndex.isEmpty()) {
        InputStream in = null;
        BufferedReader reader  = null;
        try {
            in = context.getAssets().open("assets.index");
            reader = new BufferedReader(new InputStreamReader(in));
            for (String line = reader.readLine(); line != null; line = reader.readLine()) {
                mAssetIndex.add(line);
            }
        } catch (final IOException e) {
            Log.w(AssetIndex.class.getSimpleName(), "The assets.index file could not be read. If you want to use your own fonts, please copy the fonts to the assets folder and the build code to generate the assets.index file into your build.gradle (for more details consult the readme, chapter fonts)", e);
        } finally {
            IOUtils.closeQuietly(in);
            IOUtils.closeQuietly(reader);
        }
    }

    return mAssetIndex;
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
/**
 * Retrieve the file name for a system font.
 *
 * @param filePath the full path for the font to retrieve.
 *
 * @return The file name or null of none could be retrieved.
 */
static String getFontName(String filePath) {
    TTFRandomAccessFile in = null;
    try {
        RandomAccessFile file = new RandomAccessFile(filePath, "r");
        in = new TTFRandomAccessFile(file);
        return getTTFFontName(in, filePath);
    } catch (IOException e) {
        return null;    // Missing permissions or corrupted font file?
    }
    finally {
        IOUtils.closeQuietly(in);
    }
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
private void copyFile(InputStream in, File targetFile) {
    OutputStream out = null;
    try {
        out = new FileOutputStream(targetFile);
        IOUtils.copy(in, out);
    } catch (IOException ioe) {
        Log.e(getClass().getSimpleName(), ioe.getMessage(), ioe);
    } finally {
        Helper.closeQuietly(out);
        Helper.closeQuietly(in);
    }
}
 

import com.onegravity.rteditor.utils.io.IOUtils; //導入依賴的package包/類
public static void closeQuietly(Closeable closeable) {
    IOUtils.closeQuietly(closeable);
}