Example usage for java.io FileInputStream close

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:MainClass.java

public static void main(String[] args) throws IOException {
    FileInputStream fin = new FileInputStream(args[0]);
    System.out.println(args[0] + ":\t" + getCRC32(fin));
    fin.close();
}

From source file:MainClass.java

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

    CertificateFactory certFactory = CertificateFactory.getInstance("X.509");

    FileInputStream fis = new FileInputStream("a.dat");

    Certificate cert = certFactory.generateCertificate(fis);
    fis.close();

    System.out.println(cert);/*w w w  . ja v a2s  .c  o  m*/
}

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);//from   w ww.j a  v a 2s  .  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[] argv) throws Exception {
    FileInputStream file = null;
    file = new FileInputStream("main.java");
    byte x = (byte) file.read();
    System.out.println(x);// ww  w .  j a  v a  2s .  c o  m
    file.close();

}

From source file:FISTest.java

public static void main(String[] args) throws Exception {
    XMLInputFactory factory = XMLInputFactory.newInstance();
    FileInputStream fis = new FileInputStream("c.xml");
    XMLStreamReader reader = factory.createXMLStreamReader(fis);
    reader.close();/* ww w  . ja  v a 2 s  .co m*/
    fis.close();

}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    CertificateFactory cf = CertificateFactory.getInstance("X.509");
    FileInputStream in = new FileInputStream(args[0]);
    java.security.cert.Certificate c = cf.generateCertificate(in);
    in.close();

    X509Certificate t = (X509Certificate) c;
    System.out.println(t.getVersion());
    System.out.println(t.getSerialNumber().toString(16));
    System.out.println(t.getSubjectDN());
    System.out.println(t.getIssuerDN());
    System.out.println(t.getNotBefore());
    System.out.println(t.getNotAfter());
    System.out.println(t.getSigAlgName());
    byte[] sig = t.getSignature();
    System.out.println(new BigInteger(sig).toString(16));
    PublicKey pk = t.getPublicKey();
    byte[] pkenc = pk.getEncoded();
    for (int i = 0; i < pkenc.length; i++) {
        System.out.print(pkenc[i] + ",");
    }//from w  w  w.  j a  va2s  .c o  m
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    String cacert = "mytest.cer";
    String lfcert = "lf_signed.cer";
    String lfstore = "lfkeystore";
    char[] lfstorepass = "wshr.ut".toCharArray();
    char[] lfkeypass = "wshr.ut".toCharArray();
    CertificateFactory cf = CertificateFactory.getInstance("X.509");
    FileInputStream in1 = new FileInputStream(cacert);
    java.security.cert.Certificate cac = cf.generateCertificate(in1);
    in1.close();
    FileInputStream in2 = new FileInputStream(lfcert);
    java.security.cert.Certificate lfc = cf.generateCertificate(in2);
    in2.close();//from   ww  w .j av  a 2 s  .  c  o m
    java.security.cert.Certificate[] cchain = { lfc, cac };
    FileInputStream in3 = new FileInputStream(lfstore);
    KeyStore ks = KeyStore.getInstance("JKS");
    ks.load(in3, lfstorepass);
    PrivateKey prk = (PrivateKey) ks.getKey("lf", lfkeypass);
    ks.setKeyEntry("lf_signed", prk, lfstorepass, cchain);
    FileOutputStream out4 = new FileOutputStream("lfnewstore");
    ks.store(out4, "newpass".toCharArray());
    out4.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement();

    st.executeUpdate("create table survey (Id int, b CLOB);");

    PreparedStatement pstmt = conn.prepareStatement("INSERT INTO survey VALUES(1,?)");

    File file = new File("c:/Java_Dev/data.txt");
    FileInputStream fis = new FileInputStream(file);
    pstmt.setAsciiStream(1, fis, (int) file.length());
    pstmt.execute();/*  w  w  w  . ja va 2 s. com*/

    fis.close();
    st.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getConnection();
    Statement st = conn.createStatement();

    st.executeUpdate("create table survey (Id int, b BLOB);");

    PreparedStatement pstmt = conn.prepareStatement("INSERT INTO survey VALUES(1,?)");

    File file = new File("blob.txt");
    FileInputStream fis = new FileInputStream(file);
    pstmt.setBinaryStream(1, fis, (int) file.length());
    pstmt.execute();/*w  w w  .  ja va 2  s.  c  o  m*/

    fis.close();
    st.close();
    conn.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    File file = new File("C:/String.txt");
    StringBuffer strContent = new StringBuffer();
    FileInputStream fin = new FileInputStream(file);
    int ch;//w w w . j ava 2 s  .  c om
    while ((ch = fin.read()) != -1) {
        strContent.append((char) ch);
    }
    fin.close();
    System.out.println(strContent);
}