1 files changed, 68 insertions, 0 deletions
diff --git a/pdf-over/pdf-signer-interface/src/main/java/at/asit/pdfover/pdfsigner/PDFSignator.java b/pdf-over/pdf-signer-interface/src/main/java/at/asit/pdfover/pdfsigner/PDFSignator.java
new file mode 100644
index 00000000..9fb14b4a
--- /dev/null
+++ b/pdf-over/pdf-signer-interface/src/main/java/at/asit/pdfover/pdfsigner/PDFSignator.java
@@ -0,0 +1,68 @@
+package at.asit.pdfover.pdfsigner;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * PDF Signator Interface
+ * @author afitzek
+ */
+public class PDFSignator {
+
+	protected static Map<PDFSigner, PDFSignerFactory> _factory;
+
+	// Let Factory choose if instance can be cached or not
+	//protected static Map<PDFSigner, PDFSignerInterface> _signer;
+	
+	static {
+		//_signer = new HashMap<PDFSigner, PDFSignerInterface>();
+		_factory = new HashMap<PDFSigner, PDFSignerFactory>();
+		
+		
+		try {
+			@SuppressWarnings("rawtypes")
+			Class pdfAsClass = Class.forName("at.asit.pdfover.pdfsigner.pdfas.PDFASSignerFactory");
+			PDFSignerFactory factory = (PDFSignerFactory)pdfAsClass.newInstance();
+		    RegisterPDFSigner(factory.GetPDFSignerType(), factory);
+		} catch (ClassNotFoundException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (InstantiationException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (IllegalAccessException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+	    
+	}
+
+	public static void RegisterPDFSigner(PDFSigner signer, PDFSignerFactory factory) {
+		_factory.put(signer, factory);
+	}
+	
+	protected static PDFSignerInterface GetSigner(PDFSigner signer) throws PDFSignatureException {
+		/*if (_signer.containsKey(signer)) {
+			return _signer.get(signer);
+		}*/
+		
+		if(_factory.containsKey(signer)) {
+			//_signer.put(signer, _factory.get(signer).CreatePDFSigner());
+			return _factory.get(signer).CreatePDFSigner();
+		} else {
+			throw new PDFSignatureException("Unknown PDF Library: " + signer.toString());
+		}
+
+		//return _signer.get(signer);
+	}
+
+	/**
+	 * Gets a PDF Signer according to the chosen pdf signer library
+	 * @param signer
+	 * @return
+	 * @throws PDFSignatureException 
+	 */
+	public static PDFSignerInterface GetPDFSigner(PDFSigner signer) throws PDFSignatureException {
+		return GetSigner(signer);
+	}
+}