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CertsInFilesystemDirectoryResolver.javaAPI DocJava SE 6 API7523Tue Jun 10 00:23:02 BST 2008com.sun.org.apache.xml.internal.security.keys.storage.implementations

CertsInFilesystemDirectoryResolver

public class CertsInFilesystemDirectoryResolver extends StorageResolverSpi
This {@link StorageResolverSpi} makes all raw (binary) {@link X509Certificate}s which reside as files in a single directory available to the {@link com.sun.org.apache.xml.internal.security.keys.storage.StorageResolver}.
author
$Author: raul $

Fields Summary
static Logger
log
{@link java.util.logging} logging facility
String
_merlinsCertificatesDir
Field _merlinsCertificatesDir
private List
_certs
Field _certs
Iterator
_iterator
Field _iterator
Constructors Summary
public CertsInFilesystemDirectoryResolver(String directoryName)

param
directoryName
throws
StorageResolverException


           
     
             

      this._merlinsCertificatesDir = directoryName;

      this.readCertsFromHarddrive();

      this._iterator = new FilesystemIterator(this._certs);
Methods Summary
public java.util.IteratorgetIterator()

inheritDoc

      return this._iterator;
public static voidmain(java.lang.String[] unused)
Method main

param
unused
throws
Exception


      CertsInFilesystemDirectoryResolver krs =
         new CertsInFilesystemDirectoryResolver(
            "data/ie/baltimore/merlin-examples/merlin-xmldsig-eighteen/certs");

      for (Iterator i = krs.getIterator(); i.hasNext(); ) {
         X509Certificate cert = (X509Certificate) i.next();
         byte[] ski =
            com.sun.org.apache.xml.internal.security.keys.content.x509.XMLX509SKI
               .getSKIBytesFromCert(cert);

         System.out.println();
         System.out.println("Base64(SKI())=                 \""
                            + Base64.encode(ski) + "\"");
         System.out.println("cert.getSerialNumber()=        \""
                            + cert.getSerialNumber().toString() + "\"");
         System.out.println("cert.getSubjectDN().getName()= \""
                            + cert.getSubjectDN().getName() + "\"");
         System.out.println("cert.getIssuerDN().getName()=  \""
                            + cert.getIssuerDN().getName() + "\"");
      }
private voidreadCertsFromHarddrive()
Method readCertsFromHarddrive

throws
StorageResolverException


      File certDir = new File(this._merlinsCertificatesDir);
      ArrayList al = new ArrayList();
      String[] names = certDir.list();

      for (int i = 0; i < names.length; i++) {
         String currentFileName = names[i];

         if (currentFileName.endsWith(".crt")) {
            al.add(names[i]);
         }
      }

      CertificateFactory cf = null;

      try {
         cf = CertificateFactory.getInstance("X.509");
      } catch (CertificateException ex) {
         throw new StorageResolverException("empty", ex);
      }

      if (cf == null) {
         throw new StorageResolverException("empty");
      }

      for (int i = 0; i < al.size(); i++) {
         String filename = certDir.getAbsolutePath() + File.separator
                           + (String) al.get(i);
         File file = new File(filename);
         boolean added = false;
         String dn = null;

         try {
            FileInputStream fis = new FileInputStream(file);
            X509Certificate cert =
               (X509Certificate) cf.generateCertificate(fis);

            fis.close();

            //add to ArrayList
            cert.checkValidity();
            this._certs.add(cert);

            dn = cert.getSubjectDN().getName();
            added = true;
         } catch (FileNotFoundException ex) {
            if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Could not add certificate from file " + filename, ex);
         } catch (IOException ex) {
            if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Could not add certificate from file " + filename, ex);
         } catch (CertificateNotYetValidException ex) {
            if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Could not add certificate from file " + filename, ex);
         } catch (CertificateExpiredException ex) {
            if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Could not add certificate from file " + filename, ex);
         } catch (CertificateException ex) {
            if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Could not add certificate from file " + filename, ex);
         }

         if (added) {
            if (true)
            	if (log.isLoggable(java.util.logging.Level.FINE))                                     log.log(java.util.logging.Level.FINE, "Added certificate: " + dn);
         }
      }