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:MappedChannelRead.java

public static void main(String args[]) {
    FileInputStream fIn;
    FileChannel fChan;//from   w w  w.  j  a  v a 2 s .  c om
    long fSize;
    MappedByteBuffer mBuf;

    try {
        fIn = new FileInputStream("test.txt");
        fChan = fIn.getChannel();
        fSize = fChan.size();
        mBuf = fChan.map(FileChannel.MapMode.READ_ONLY, 0, fSize);
        for (int i = 0; i < fSize; i++)
            System.out.print((char) mBuf.get());

        fChan.close();
        fIn.close();
    } catch (IOException exc) {
        System.out.println(exc);
        System.exit(1);
    }
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    File fromFile = new File("fromFile.txt");
    File toFile = new File("toFile.txt");
    FileInputStream inFile = new FileInputStream(fromFile);
    FileOutputStream outFile = new FileOutputStream(toFile);
    FileChannel inChannel = inFile.getChannel();
    FileChannel outChannel = outFile.getChannel();
    int bytesWritten = 0;
    long byteCount = inChannel.size();
    while (bytesWritten < byteCount) {
        bytesWritten += inChannel.transferTo(bytesWritten, byteCount - bytesWritten, outChannel);
    }/*ww  w  .j a  va2  s . c  o m*/
    inFile.close();
    outFile.close();
}

From source file:Main.java

public static void main(String[] args) {
    boolean areFilesIdentical = true;
    File file1 = new File("c:\\file1.txt");
    File file2 = new File("c:\\file2.txt");
    if (!file1.exists() || !file2.exists()) {
        System.out.println("One or both files do not exist");
        System.out.println(false);
    }/*from  ww  w . ja  v a2  s .c  om*/
    System.out.println("length:" + file1.length());
    if (file1.length() != file2.length()) {
        System.out.println("lengths not equal");
        System.out.println(false);
    }
    try {
        FileInputStream fis1 = new FileInputStream(file1);
        FileInputStream fis2 = new FileInputStream(file2);
        int i1 = fis1.read();
        int i2 = fis2.read();
        while (i1 != -1) {
            if (i1 != i2) {
                areFilesIdentical = false;
                break;
            }
            i1 = fis1.read();
            i2 = fis2.read();
        }
        fis1.close();
        fis2.close();
    } catch (IOException e) {
        System.out.println("IO exception");
        areFilesIdentical = false;
    }
    System.out.println(areFilesIdentical);
}

From source file:RealFunctionValidation.java

public static void main(final String[] args)
        throws IOException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {

    if (args.length == 0) {
        final String msg = "missing required properties file";
        throw new IllegalArgumentException(msg);
    }/*from   w  ww.j  av a  2s . c o  m*/

    final FileInputStream in = new FileInputStream(args[0]);
    final Properties properties = new Properties();
    properties.load(in);
    in.close();

    final ApplicationProperties p;
    p = ApplicationProperties.create(properties);

    run(p);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileInputStream inStream = new FileInputStream("test.txt");
    ZipOutputStream outStream = new ZipOutputStream(new FileOutputStream("compressed.zip"));

    outStream.putNextEntry(new ZipEntry("test.txt"));

    byte[] buffer = new byte[1024];
    int bytesRead;

    while ((bytesRead = inStream.read(buffer)) > 0) {
        outStream.write(buffer, 0, bytesRead);
    }/*from   w w w  .j ava2  s  .  co m*/

    outStream.closeEntry();
    outStream.close();
    inStream.close();
}

From source file:Main.java

public static void main(String[] args) {
    boolean areFilesIdentical = true;
    File file1 = new File("c:\\file1.txt");
    File file2 = new File("c:\\file2.txt");

    if (!file1.exists() || !file2.exists()) {
        System.out.println("One or both files do not exist");
        System.out.println(false);
    }//from  ww  w  . j a v  a2  s  .  co  m

    System.out.println("length:" + file1.length());
    if (file1.length() != file2.length()) {
        System.out.println("lengths not equal");
        System.out.println(false);
    }

    try {
        FileInputStream fis1 = new FileInputStream(file1);
        FileInputStream fis2 = new FileInputStream(file2);
        int i1 = fis1.read();
        int i2 = fis2.read();
        while (i1 != -1) {
            if (i1 != i2) {
                areFilesIdentical = false;
                break;
            }
            i1 = fis1.read();
            i2 = fis2.read();
        }
        fis1.close();
        fis2.close();
    } catch (IOException e) {
        System.out.println("IO exception");
        areFilesIdentical = false;
    }
    System.out.println(areFilesIdentical);
}

From source file:com.renren.ntc.sg.util.wxpay.https.ClientCustomSSL.java

public final static void main(String[] args) throws Exception {
    KeyStore keyStore = KeyStore.getInstance("PKCS12");
    FileInputStream instream = new FileInputStream(
            new File("/Users/allenz/Downloads/wx_cert/apiclient_cert.p12"));
    try {/*from ww w.ja v a 2s  .  c o m*/
        keyStore.load(instream, Constants.mch_id.toCharArray());
    } finally {
        instream.close();
    }

    // Trust own CA and all self-signed certs
    SSLContext sslcontext = SSLContexts.custom().loadKeyMaterial(keyStore, Constants.mch_id.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 post = new HttpPost("https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers");
        System.out.println("executing request" + post.getRequestLine());

        String openid = "oQfDLjmZD7Lgynv6vuoBlWXUY_ic";
        String nonce_str = Sha1Util.getNonceStr();
        String orderId = SUtils.getOrderId();
        String re_user_name = "?";
        String amount = "1";
        String desc = "";
        String spbill_create_ip = "123.56.102.224";

        String txt = TXT.replace("{mch_appid}", Constants.mch_appid);
        txt = txt.replace("{mchid}", Constants.mch_id);
        txt = txt.replace("{openid}", openid);
        txt = txt.replace("{nonce_str}", nonce_str);
        txt = txt.replace("{partner_trade_no}", orderId);
        txt = txt.replace("{check_name}", "FORCE_CHECK");
        txt = txt.replace("{re_user_name}", re_user_name);
        txt = txt.replace("{amount}", amount);
        txt = txt.replace("{desc}", desc);
        txt = txt.replace("{spbill_create_ip}", spbill_create_ip);

        SortedMap<String, String> map = new TreeMap<String, String>();
        map.put("mch_appid", Constants.mch_appid);
        map.put("mchid", Constants.mch_id);
        map.put("openid", openid);
        map.put("nonce_str", nonce_str);
        map.put("partner_trade_no", orderId);
        //FORCE_CHECK| OPTION_CHECK | NO_CHECK
        map.put("check_name", "OPTION_CHECK");
        map.put("re_user_name", re_user_name);
        map.put("amount", amount);
        map.put("desc", desc);
        map.put("spbill_create_ip", spbill_create_ip);

        String sign = SUtils.createSign(map).toUpperCase();
        txt = txt.replace("{sign}", sign);

        post.setEntity(new StringEntity(txt, "utf-8"));

        CloseableHttpResponse response = httpclient.execute(post);
        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) {
                    sb.append(text);
                }
                String resp = sb.toString();
                LoggerUtils.getInstance().log(String.format("req %s rec %s", txt, resp));
                if (isOk(resp)) {

                    String payment_no = getValue(resp, "payment_no");
                    LoggerUtils.getInstance()
                            .log(String.format("order %s pay OK   payment_no %s", orderId, payment_no));
                }

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

From source file:Main.java

public static void main(String[] args) throws IOException {
    Deflater def = new Deflater();
    byte[] input = new byte[1024];
    byte[] output = new byte[1024];

    FileInputStream fin = new FileInputStream("a.dat");
    FileOutputStream fout = new FileOutputStream("b.dat");

    int numRead = fin.read(input);

    def.setInput(input, 0, numRead);/*from  w ww.  ja v a  2  s .  c  o  m*/

    while (!def.needsInput()) {
        int numCompressedBytes = def.deflate(output, 0, output.length);
        if (numCompressedBytes > 0) {
            fout.write(output, 0, numCompressedBytes);
        }
    }
    def.finish();
    fin.close();
    fout.flush();
    fout.close();
    def.reset();
}

From source file:ExplicitChannelRead.java

public static void main(String args[]) {
    FileInputStream fIn;
    FileChannel fChan;/*  w w  w.ja va2s.  c  om*/
    long fSize;
    ByteBuffer mBuf;

    try {
        fIn = new FileInputStream("test.txt");
        fChan = fIn.getChannel();
        fSize = fChan.size();
        mBuf = ByteBuffer.allocate((int) fSize);
        fChan.read(mBuf);
        mBuf.rewind();
        for (int i = 0; i < fSize; i++)
            System.out.print((char) mBuf.get());
        fChan.close();
        fIn.close();
    } catch (IOException exc) {
        System.out.println(exc);
        System.exit(1);
    }
}

From source file:net.itransformers.idiscover.discoverylisteners.XmlTopologyDeviceLogger.java

public static void main(String[] args) throws IOException, JAXBException {
    String path = "devices_and_models\\lab\\undirected";
    File dir = new File(path);
    String[] files = dir.list(new FilenameFilter() {
        public boolean accept(File dir, String name) {
            return (name.endsWith(".hml"));
        }//from  w  w w  .j  a  v a2 s  .  c  o m
    });
    Map<String, String> params = new HashMap<String, String>();
    params.put("path", path);
    params.put("conf/xslt", "iDiscover\\conf\\xslt\\transformator3.xslt");
    XmlTopologyDeviceLogger logger = new XmlTopologyDeviceLogger(params, null, null);

    for (String fileName : files) {
        FileInputStream is = new FileInputStream(path + File.separator + fileName);
        DiscoveredDeviceData discoveredDeviceData;
        try {
            discoveredDeviceData = JaxbMarshalar.unmarshal(DiscoveredDeviceData.class, is);
        } finally {
            is.close();
        }
        String deviceName = fileName.substring("device-".length(), fileName.length() - ".xml".length());
        logger.handleDevice(deviceName, null, discoveredDeviceData, null);
    }

}