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AsadminTruststore.javaAPI DocGlassfish v2 API5997Fri May 04 22:32:04 BST 2007com.sun.enterprise.security.store

AsadminTruststore.java

/*
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 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
 * identifying information: "Portions Copyrighted [year]
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 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
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package com.sun.enterprise.security.store;

import com.sun.enterprise.util.SystemPropertyConstants;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.security.Key;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import java.security.cert.Certificate;
import javax.crypto.spec.SecretKeySpec;

import java.util.Enumeration;

/**
 * This class implements an adapter for password manipulation a JCEKS.
 * @author Shing Wai Chan
 */
public class AsadminTruststore {
    private static final String ASADMIN_TRUSTSTORE = ".asadmintruststore";
    private KeyStore _keyStore = null;
    private File _keyFile = null;        
    private char[] _password = null;
      
    public static File getAsadminTruststore()
    {
        String location = System.getProperty(SystemPropertyConstants.CLIENT_TRUSTSTORE_PROPERTY);
        if (location == null) {
            return new File(System.getProperty("user.home") + File.separator + ASADMIN_TRUSTSTORE);
        } else {
            return new File(location);
        }
    }
    
    public static String getAsadminTruststorePassword()
    {
        return System.getProperty(SystemPropertyConstants.CLIENT_TRUSTSTORE_PASSWORD_PROPERTY, 
            "changeit");
    }        
    
    public AsadminTruststore() throws CertificateException, IOException, 
        KeyStoreException, NoSuchAlgorithmException 
    {                 
        this(getAsadminTruststorePassword());
    }
            
    public AsadminTruststore(String password) throws CertificateException, IOException, 
        KeyStoreException, NoSuchAlgorithmException 
    {                 
        init(getAsadminTruststore(), password);
    }
    
    private void init(File keyfile, String password)
        throws CertificateException, IOException,
        KeyStoreException, NoSuchAlgorithmException 
    {
        _keyFile = keyfile;
        _keyStore = KeyStore.getInstance("JKS"); 
        _password = password.toCharArray();
        BufferedInputStream bInput = null;        
        if (_keyFile.exists()) {
            bInput = new BufferedInputStream(new FileInputStream(_keyFile));
        }
        try {            
            //load must be called with null to initialize an empty keystore
            _keyStore.load(bInput, _password);
            if (bInput != null) {
                bInput.close();
                bInput = null;
            } 
        } finally {
             if (bInput != null) {
                 try {
                     bInput.close();
                 } catch(Exception ex) {
                     //ignore we are cleaning up
                 }
             }
        }        
    }   
    
    public boolean certificateExists(Certificate cert) throws KeyStoreException
    {
        return (_keyStore.getCertificateAlias(cert) == null ? false : true);
    }
    
    public void addCertificate(String alias, Certificate cert) throws KeyStoreException, IOException, 
        NoSuchAlgorithmException, CertificateException
    {
        _keyStore.setCertificateEntry(alias, cert);
        writeStore();
    }
    
    public void writeStore() throws KeyStoreException, IOException, 
        NoSuchAlgorithmException, CertificateException
    {
         BufferedOutputStream boutput = null;

         try {
             boutput = new BufferedOutputStream(
                     new FileOutputStream(_keyFile));
             _keyStore.store(boutput, _password);
             boutput.close();
             boutput = null;
         } finally {
             if (boutput != null) {
                 try {
                     boutput.close();
                 } catch(Exception ex) {
                     //ignore we are cleaning up
                 }
             }
         }
    }    
}