Example usage for java.io FileOutputStream close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

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

Usage

From source file:Main.java

public static void main(String[] args) throws IOException {

    FileOutputStream fos = new FileOutputStream("C://text.txt");

    fos.close();

    // try to write into underlying stream
    fos.write(65);//w  w  w .j  a  va 2 s  . c  o  m
    fos.flush();
    fos.close();

}

From source file:List.java

public static void main(String args[]) throws Exception {
    Properties p = System.getProperties();
    p.list(System.out);/*from www .  j a va2  s .  c  om*/
    FileOutputStream fos = new FileOutputStream("sys.out");
    p.store(fos, null);
    fos.close();
    Map map = new TreeMap(p);
    System.out.println(map);
}

From source file:Test.java

public static void main(String[] args) throws Exception {
    Lock myLock = new ReentrantLock();
    Random random = new Random();

    myLock.lock();/*from   w w  w. j  a  va2 s .com*/
    int number = random.nextInt(5);
    int result = 100 / number;
    System.out.println("A result is " + result);
    FileOutputStream file = new FileOutputStream("file.out");
    file.write(result);
    file.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("test.txt", true);
    fos.write("Appended".getBytes());
    fos.close();
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    String url = "http://www.java2s.com/style/download.png";
    String text = "java2s.com";
    byte[] b = mergeImageAndText(url, text, new Point(200, 200));
    FileOutputStream fos = new FileOutputStream("new.png");
    fos.write(b);//from w  w w . j  a  v a2s.  co m
    fos.close();
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    char[] oldpass = args[0].toCharArray();
    char[] newpass = args[1].toCharArray();
    String name = "mykeystore";
    FileInputStream in = new FileInputStream(name);
    KeyStore ks = KeyStore.getInstance("JKS");
    ks.load(in, oldpass);/*  w ww .j a  v a  2  s. c  o  m*/
    in.close();
    FileOutputStream output = new FileOutputStream(name);
    ks.store(output, newpass);
    output.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/demo.txt", true);
    fos.write("Appended".getBytes());
    fos.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/demo.txt");

    byte b = 01;//w  w w  .  j  av a  2 s  . c o m
    fos.write(b);
    fos.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    FileInputStream is = new FileInputStream("your.keystore");

    KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
    keystore.load(is, "my-keystore-password".toCharArray());

    String alias = "myalias";
    Certificate cert = keystore.getCertificate(alias);

    File file = null;/*from  w  w w . ja va 2  s  . com*/
    byte[] buf = cert.getEncoded();

    FileOutputStream os = new FileOutputStream(file);
    os.write(buf);
    os.close();

    Writer wr = new OutputStreamWriter(os, Charset.forName("UTF-8"));
    wr.write(new sun.misc.BASE64Encoder().encode(buf));
    wr.flush();

}

From source file:Main.java

public static void main(String args[]) throws Exception {
    Preferences prefsRoot = Preferences.userRoot();
    Preferences myPrefs = prefsRoot.node("PreferenceExample");

    myPrefs.put("A", "a");
    myPrefs.put("B", "b");
    myPrefs.put("C", "c");

    FileOutputStream fos = new FileOutputStream("prefs.xml");

    myPrefs.exportSubtree(fos);/*ww  w .ja v  a  2s.c  om*/
    fos.close();

}