Example usage for java.io InputStream close

Introduction

In this page you can find the example usage for java.io InputStream close.

Prototype

public void close() throws IOException

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:com.eryansky.common.utils.io.IoUtils.java

/**
 * Closes the given stream. The same as calling {@link java.io.InputStream#close()}, but
 * errors while closing are silently ignored.
 *///from  w  ww  .  ja v  a  2  s.co  m
public static void closeSilently(InputStream inputStream) {
    try {
        if (inputStream != null) {
            inputStream.close();
        }
    } catch (IOException ignore) {
        // Exception is silently ignored
    }
}

From source file:Main.java

public static String readAssetsFileString(Context context, String fileName) {
    String str = null;/*from  w  ww . j av a 2  s  .c  o  m*/
    try {
        InputStream is = context.getAssets().open(fileName);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        str = new String(buffer);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return str;
}

From source file:Main.java

public static Bitmap decodeSampledBitmapFromStream(Context context, Uri uri, int reqWidth, int reqHeight)
        throws IOException {
    final BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/*from   w  w  w .java 2  s.  com*/
    InputStream stream = context.getContentResolver().openInputStream(uri);
    BitmapFactory.decodeStream(stream, null, options);
    stream.close();
    options.inSampleSize = calculateInSampleSize(options, reqWidth, reqHeight);
    options.inJustDecodeBounds = false;
    stream = context.getContentResolver().openInputStream(uri);
    Bitmap bmp = BitmapFactory.decodeStream(stream, null, options);
    stream.close();
    return bmp;
}

From source file:Main.java

public static Document parseXmlInputStream(InputStream inputStream) {
    Document document = null;/*ww w  . ja v a2 s . c o  m*/
    try {
        document = getDocumentBuilder().parse(inputStream);
        inputStream.close();
    } catch (IOException e) {
        throw new RuntimeException("could not read xml stream", e);
    } catch (SAXException e) {
        throw new RuntimeException("could not parse xml document", e);
    }
    return document;
}

From source file:Main.java

public static String loadJSONFromAsset(Context context, String jsonFile) {
    String json = null;//from   w  w w  .  j  a  v  a  2 s.c  o  m
    try {
        InputStream is = context.getAssets().open(jsonFile);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        json = new String(buffer, "UTF-8");
    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    }
    return json;
}

From source file:com.voa.weixin.utils.WeixinUtils.java

public static Document getDocumentResource(String sourceName) throws Exception {
    String repertoryPath = Carp.ROOTPATH + sourceName;

    SAXReader reader = new SAXReader();
    Document doc = null;// w ww .  j  a va 2  s  .  c om

    File repertoryFile = new File(repertoryPath);
    if (repertoryFile.exists() && repertoryFile.isFile()) {
        doc = reader.read(repertoryFile);
    } else {
        InputStream in = Carp.class.getResourceAsStream("/" + sourceName);
        doc = reader.read(in);
        in.close();
    }

    return doc;
}

From source file:Main.java

public static byte[] readAsset(Context context, String filename) throws IOException {
    InputStream in = context.getResources().getAssets().open(filename);
    try {// w ww. ja v  a2 s  .  co  m
        return readAllBytes(in);
    } finally {
        in.close();
    }
}

From source file:Main.java

public static String loadJSONFromAsset(Context context, String fileName) {
    String json;/*from  w ww .j  av  a 2  s . c om*/
    try {

        InputStream is = context.getAssets().open(fileName);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        json = new String(buffer, "UTF-8");
    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    }
    return json;
}

From source file:Main.java

/**
 * A method to load x.json files from assets folder and convert them
 * into a string.// w ww .  j  a  va 2s  .c  om
 *
 * @param c        A contect
 * @param fileName The json file in assets folder which to load json data from
 * @return
 */
public static String loadJSONFromAsset(Context c, String fileName) {
    String json = null;
    try {
        InputStream is = c.getAssets().open(fileName);
        int size = is.available();
        byte[] buffer = new byte[size];
        is.read(buffer);
        is.close();
        json = new String(buffer, "UTF-8");
    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    }
    return json;
}

From source file:Main.java

/**
 * Extract a resource into a real file//w  ww.ja va  2s.  c  o m
 * 
 * @param in typically given as getResources().openRawResource(R.raw.something)
 * @param name of the resulting file
 * @param directory target directory
 * @return the resulting file
 * @throws IOException
 */
public static File extractResource(InputStream in, String filename, File directory) throws IOException {
    int n = in.available();
    byte[] buffer = new byte[n];
    in.read(buffer);
    in.close();
    File file = new File(directory, filename);
    FileOutputStream out = new FileOutputStream(file);
    out.write(buffer);
    out.close();
    return file;
}