CertificateStore.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.elephant.impl.security;
 
import java.io.FileInputStream;
import java.io.IOException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.PrivateKey;
import java.security.UnrecoverableKeyException;
import java.security.cert.Certificate;
import java.security.cert.CertificateException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.impl.abstracts.AbstractImplementation;
 
public class CertificateStore extends AbstractImplementation {
 
  private PrivateKey key;
  private Certificate[] chain;
 
  public PrivateKey getKey() {
    if(key == null) {
      initCertificate();
    }
    return key;
  }
 
  public Certificate[] getChain() {
    if(chain == null) {
      initCertificate();
    }
    return chain;
  }
 
  private void initCertificate() {
    try {
      //String pw=constructor.encrypt((String) getAttributes().get("password"));
      String password = ElephantContext.decrypt((String) getAttributes().get("password"));
      KeyStore ks = KeyStore.getInstance((String) getAttributes().get("storeType"));
      ks.load(new FileInputStream((String) getAttributes().get("storeFile")), password.toCharArray());
      String alias = (String) ks.aliases().nextElement();
      key = (PrivateKey) ks.getKey(alias, password.toCharArray());
      chain = ks.getCertificateChain(alias);
    } catch (IOException ex) {
      Logger.getLogger(CertificateStore.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
    } catch (CertificateException | NoSuchAlgorithmException | UnrecoverableKeyException | KeyStoreException ex) {
      Logger.getLogger(CertificateStore.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
    } catch (Exception ex) {
      Logger.getLogger(CertificateStore.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
    }
  }
}