1 files changed, 121 insertions, 0 deletions
diff --git a/smcc/src/main/java/at/gv/egiz/smcc/AbstractSignatureCard.java b/smcc/src/main/java/at/gv/egiz/smcc/AbstractSignatureCard.java
new file mode 100644
index 00000000..fcb94fc6
--- /dev/null
+++ b/smcc/src/main/java/at/gv/egiz/smcc/AbstractSignatureCard.java
@@ -0,0 +1,121 @@
+/*
+* Copyright 2008 Federal Chancellery Austria and
+* Graz University of Technology
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+package at.gv.egiz.smcc;
+
+import at.gv.egiz.smcc.reader.CardReader;
+import at.gv.egiz.smcc.reader.ReaderFactory;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.ResourceBundle;
+
+import javax.smartcardio.Card;
+import javax.smartcardio.CardChannel;
+import javax.smartcardio.CardException;
+import javax.smartcardio.CardTerminal;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+public abstract class AbstractSignatureCard implements SignatureCard {
+
+  private static Log log = LogFactory.getLog(AbstractSignatureCard.class);
+
+  protected List<PINSpec> pinSpecs = new ArrayList<PINSpec>();
+
+  private ResourceBundle i18n;
+  private String resourceBundleName;
+
+  private Locale locale = Locale.getDefault();
+
+  private Card card_;
+  
+  protected CardReader reader;
+
+  protected AbstractSignatureCard(String resourceBundleName) {
+    this.resourceBundleName = resourceBundleName;
+  }
+
+  protected String toString(byte[] b) {
+    StringBuffer sb = new StringBuffer();
+    if (b != null && b.length > 0) {
+      sb.append(Integer.toHexString((b[0] & 240) >> 4));
+      sb.append(Integer.toHexString(b[0] & 15));
+    }
+    for (int i = 1; i < b.length; i++) {
+      sb.append(':');
+      sb.append(Integer.toHexString((b[i] & 240) >> 4));
+      sb.append(Integer.toHexString(b[i] & 15));
+    }
+    return sb.toString();
+  }
+
+  @Override
+  public void init(Card card, CardTerminal cardTerminal) {
+    this.card_ = card;
+    this.reader = ReaderFactory.getReader(card, cardTerminal);
+  }
+  
+  @Override
+  public Card getCard() {
+    return card_;
+  }
+
+  protected CardChannel getCardChannel() {
+    return new LogCardChannel(card_.getBasicChannel());
+  }
+
+  @Override
+  public void setLocale(Locale locale) {
+    if (locale == null) {
+      throw new NullPointerException("Locale must not be set to null");
+    }
+    this.locale = locale;
+  }
+
+  protected ResourceBundle getResourceBundle() {
+    if (i18n == null) {
+      i18n = ResourceBundle.getBundle(resourceBundleName, locale);
+    }
+    return i18n;
+  }
+
+  @Override
+  public void disconnect(boolean reset) {
+    log.debug("Disconnect called");
+    if (card_ != null) {
+      try {
+        card_.disconnect(reset);
+      } catch (Exception e) {
+        log.info("Error while resetting card", e);
+      }
+    }
+  }
+
+  @Override
+  public void reset() throws SignatureCardException {
+    try {
+      log.debug("Disconnect and reset smart card.");
+      card_.disconnect(true);
+      log.debug("Reconnect smart card.");
+      card_ = reader.connect();
+    } catch (CardException e) {
+      throw new SignatureCardException("Failed to reset card.", e);
+    }
+  }
+
+}