Example usage for java.io FileInputStream close

List of usage examples for java.io FileInputStream close

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Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

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

Usage

From source file:Main.java

public static Object readObject(Context context, String filename) {
    FileInputStream in = null;
    ObjectInputStream oin = null;
    Object data = null;/*from   w w  w .  ja  va  2  s  . c  om*/
    try {
        in = context.openFileInput(filename + ".odb");
        oin = new ObjectInputStream(in);
        data = oin.readObject();
        oin.close();
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return data;
}

From source file:Main.java

public static String readFileAsString(File file) throws IOException {
    FileInputStream fin = new FileInputStream(file);
    BufferedReader reader = new BufferedReader(new InputStreamReader(fin));
    StringBuilder sb = new StringBuilder();
    String line = null;//from   ww w. j  ava  2  s  . c o  m
    while ((line = reader.readLine()) != null) {
        sb.append(line).append("\n");
    }
    fin.close();
    return sb.toString();
}

From source file:Main.java

public static Bitmap getBitmapByFile(File file) {
    FileInputStream fis = null;
    Bitmap bitmap = null;//from ww w .ja  v a 2  s.  c o  m
    try {
        fis = new FileInputStream(file);
        bitmap = BitmapFactory.decodeStream(fis);
    } catch (FileNotFoundException e) {
    } catch (OutOfMemoryError e) {
    } finally {
        try {
            fis.close();
        } catch (Exception e) {
        }
    }
    return bitmap;
}

From source file:Main.java

public static byte[] getByteArray(File filePath, String name) {
    FileInputStream fileInputStream = null;

    File file = new File(filePath, name);

    byte[] bFile = new byte[(int) file.length()];

    try {/*from www. ja  va 2  s  . co  m*/
        //convert file into array of bytes
        fileInputStream = new FileInputStream(file);
        fileInputStream.read(bFile);
        fileInputStream.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bFile;
}

From source file:Main.java

public static void CopyFile(String source, String destination) throws IOException {
    FileInputStream fin = new FileInputStream(source);
    FileOutputStream fout = new FileOutputStream(destination);

    byte[] b = new byte[1024 * 1024];
    int noOfBytes = 0;

    while ((noOfBytes = fin.read(b)) != -1) {
        fout.write(b, 0, noOfBytes);/*w  w  w.jav  a  2 s  .  c  o m*/
    }

    fin.close();
    fout.close();
}

From source file:Main.java

public static ByteBuffer mapFile(File f, long offset, ByteOrder byteOrder) throws IOException {
    FileInputStream dataFile = new FileInputStream(f);
    try {//from   w w  w. j a va 2s.  c om
        FileChannel fc = dataFile.getChannel();
        MappedByteBuffer buffer = fc.map(FileChannel.MapMode.READ_ONLY, offset, f.length() - offset);
        buffer.order(byteOrder);
        return buffer;
    } finally {
        dataFile.close(); // this *also* closes the associated channel, fc
    }
}

From source file:com.bbc.util.ClientCustomSSL.java

public static String clientCustomSLL(String mchid, String path, String data) throws Exception {
    KeyStore keyStore = KeyStore.getInstance("PKCS12");

    System.out.println("?...");
    FileInputStream instream = new FileInputStream(new File("/payment/apiclient_cert.p12"));
    try {/*from w  w w . j a  v a 2 s. c  om*/
        keyStore.load(instream, mchid.toCharArray());
    } finally {
        instream.close();
    }

    // Trust own CA and all self-signed certs
    SSLContext sslcontext = SSLContexts.custom().loadKeyMaterial(keyStore, mchid.toCharArray()).build();
    // Allow TLSv1 protocol only
    SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslcontext, new String[] { "TLSv1" },
            null, SSLConnectionSocketFactory.BROWSER_COMPATIBLE_HOSTNAME_VERIFIER);
    CloseableHttpClient httpclient = HttpClients.custom().setSSLSocketFactory(sslsf).build();
    try {

        HttpPost httpost = new HttpPost(path);
        httpost.addHeader("Connection", "keep-alive");
        httpost.addHeader("Accept", "*/*");
        httpost.addHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
        httpost.addHeader("Host", "api.mch.weixin.qq.com");
        httpost.addHeader("X-Requested-With", "XMLHttpRequest");
        httpost.addHeader("Cache-Control", "max-age=0");
        httpost.addHeader("User-Agent", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0) ");

        httpost.setEntity(new StringEntity(data, "UTF-8"));
        CloseableHttpResponse response = httpclient.execute(httpost);
        try {
            HttpEntity entity = response.getEntity();
            System.out.println(response.getStatusLine());
            if (entity != null) {
                System.out.println("Response content length: " + entity.getContentLength());
                BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(entity.getContent()));
                String text;
                StringBuffer sb = new StringBuffer("");
                while ((text = bufferedReader.readLine()) != null) {
                    System.out.println(text);
                    sb.append(text);
                }
                return sb.toString();

            }
            EntityUtils.consume(entity);
            return "";
        } finally {
            response.close();
        }
    } finally {
        httpclient.close();
    }
}

From source file:com.openkm.util.ArchiveUtils.java

/**
 * Create ZIP archive from file//from w w w .  ja  v a  2s . c om
 */
public static void createZip(File path, OutputStream os) throws IOException {
    log.debug("createZip({}, {})", new Object[] { path, os });

    if (path.exists() && path.canRead()) {
        ZipArchiveOutputStream zaos = new ZipArchiveOutputStream(os);
        zaos.setComment("Generated by OpenKM");
        zaos.setCreateUnicodeExtraFields(UnicodeExtraFieldPolicy.ALWAYS);
        zaos.setUseLanguageEncodingFlag(true);
        zaos.setFallbackToUTF8(true);
        zaos.setEncoding("UTF-8");

        log.debug("FILE {}", path);
        ZipArchiveEntry zae = new ZipArchiveEntry(path.getName());
        zaos.putArchiveEntry(zae);
        FileInputStream fis = new FileInputStream(path);
        IOUtils.copy(fis, zaos);
        fis.close();
        zaos.closeArchiveEntry();

        zaos.flush();
        zaos.finish();
        zaos.close();
    } else {
        throw new IOException("Can't access " + path);
    }

    log.debug("createZip: void");
}

From source file:Main.java

public static String compress(String filename) throws FileNotFoundException, IOException {
    byte[] buffer = new byte[4096];
    int bytesRead;
    String[] entries = { ".mp4" };
    String zipfile = filename.replace(".mp4", ".zip");
    if (!(new File(zipfile)).exists()) {
        ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipfile));
        out.setLevel(Deflater.BEST_COMPRESSION);
        out.setMethod(ZipOutputStream.DEFLATED);
        for (int i = 0; i < entries.length; i++) {
            File f = new File(filename.replace(".mp4", entries[i]));
            if (f.exists()) {
                FileInputStream in = new FileInputStream(f);
                ZipEntry entry = new ZipEntry(f.getName());
                out.putNextEntry(entry);
                while ((bytesRead = in.read(buffer)) != -1)
                    out.write(buffer, 0, bytesRead);
                in.close();
            }/* ww w . j av  a 2  s  .  co  m*/
        }
        out.close();
    }
    return zipfile;
}

From source file:Main.java

public static void copy(File src, File dst) throws IOException {
    FileInputStream inStream = new FileInputStream(src);
    FileOutputStream outStream = new FileOutputStream(dst);
    FileChannel inChannel = inStream.getChannel();
    FileChannel outChannel = outStream.getChannel();
    inChannel.transferTo(0, inChannel.size(), outChannel);
    inStream.close();
    outStream.flush();/*from   w  w w  . jav  a2 s .c  om*/
    outStream.close();
}