2 files changed, 41 insertions, 0 deletions
diff --git a/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SequentialSignatureDevice.java b/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SequentialSignatureDevice.java
new file mode 100644
index 0000000..70a28db
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SequentialSignatureDevice.java
@@ -0,0 +1,25 @@
+/**
+ * 
+ */
+package at.gv.egiz.pdfas.framework.sigdevice;
+
+/**
+ * A SignatureDevice that can be accessed in a sequential manner.
+ * 
+ * <p>
+ * A sequential device handles all necessary steps in sequence. E.g. all the
+ * data is transformed into a http request and sent to a server. The server
+ * processes the request and answers. The response from the server is then
+ * analyzed and returned.
+ * </p>
+ * 
+ * @author wprinz
+ */
+public interface SequentialSignatureDevice extends SignatureDevice
+{
+  // This is just a concept how it could be realized in future.
+  public void sign();
+
+  public void verify();
+
+}
diff --git a/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SignatureDevice.java b/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SignatureDevice.java
new file mode 100644
index 0000000..735dd3c
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/framework/sigdevice/SignatureDevice.java
@@ -0,0 +1,16 @@
+/**
+ * 
+ */
+package at.gv.egiz.pdfas.framework.sigdevice;
+
+/**
+ * Performs the task of passing the signature XML and data from the application
+ * to an external signature device and return the response in an form that the
+ * application can use.
+ * 
+ * @author wprinz
+ */
+public interface SignatureDevice
+{
+  // Marker interface
+}