1 files changed, 27 insertions, 0 deletions
diff --git a/pdf-over-signator/src/main/java/at/asit/pdfover/signator/DocumentSource.java b/pdf-over-signator/src/main/java/at/asit/pdfover/signator/DocumentSource.java
new file mode 100644
index 00000000..8b444020
--- /dev/null
+++ b/pdf-over-signator/src/main/java/at/asit/pdfover/signator/DocumentSource.java
@@ -0,0 +1,27 @@
+package at.asit.pdfover.signator;
+
+import java.io.InputStream;
+
+/**
+ * A Document Source
+ */
+public interface DocumentSource {
+
+	/**
+	 * Gets Document as Input Stream
+	 * @return InputStream of the document
+	 */
+	public InputStream getInputStream();
+
+	/**
+	 * Get Length of document
+	 * @return length of the document
+	 */
+	public int getLength();
+
+	/**
+	 * Get Document as byte[]
+	 * @return byte[] of the Document
+	 */
+	public byte[] getByteArray();
+}