Example usage for java.util.jar Attributes Attributes

Introduction

In this page you can find the example usage for java.util.jar Attributes Attributes.

Prototype

public Attributes()

Source Link

Document

Constructs a new, empty Attributes object with default size.

Usage

From source file:pxb.android.tinysign.TinySign.java

private static void doFile(String name, File f, ZipOutputStream zos, DigestOutputStream dos, Manifest m)
        throws IOException {
    zos.putNextEntry(new ZipEntry(name));
    FileInputStream fis = FileUtils.openInputStream(f);
    IOUtils.copy(fis, dos);//from  w w w.j a v a  2s  .  com
    IOUtils.closeQuietly(fis);
    byte[] digets = dos.getMessageDigest().digest();
    zos.closeEntry();
    Attributes attr = new Attributes();
    attr.putValue("SHA1-Digest", eBase64(digets));
    m.getEntries().put(name, attr);
}

From source file:pxb.android.tinysign.TinySign.java

private static Manifest generateSF(Manifest manifest)
        throws NoSuchAlgorithmException, UnsupportedEncodingException {
    MessageDigest md = MessageDigest.getInstance("SHA1");
    PrintStream print = new PrintStream(new DigestOutputStream(new OutputStream() {

        @Override//from w ww  . j  a  v  a 2s .c o m
        public void write(byte[] arg0) throws IOException {
        }

        @Override
        public void write(byte[] arg0, int arg1, int arg2) throws IOException {
        }

        @Override
        public void write(int arg0) throws IOException {
        }
    }, md), true, "UTF-8");
    Manifest sf = new Manifest();
    Map<String, Attributes> entries = manifest.getEntries();
    for (Map.Entry<String, Attributes> entry : entries.entrySet()) {
        // Digest of the manifest stanza for this entry.
        print.print("Name: " + entry.getKey() + "\r\n");
        for (Map.Entry<Object, Object> att : entry.getValue().entrySet()) {
            print.print(att.getKey() + ": " + att.getValue() + "\r\n");
        }
        print.print("\r\n");
        print.flush();

        Attributes sfAttr = new Attributes();
        sfAttr.putValue("SHA1-Digest", eBase64(md.digest()));
        sf.getEntries().put(entry.getKey(), sfAttr);
    }
    return sf;
}