From 7410ac59ba8e1994254a872104ea660b992cba9a Mon Sep 17 00:00:00 2001
From: CGantert345 <57003061+CGantert345@users.noreply.github.com>
Date: Fri, 28 Jan 2022 17:06:47 +0100
Subject: new dynamic header version

---
 .../dynamicFrame/api/DynamicFrameCoder.java        | 107 +++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 src/main/java/org/uic/barcode/dynamicFrame/api/DynamicFrameCoder.java

(limited to 'src/main/java/org/uic/barcode/dynamicFrame/api/DynamicFrameCoder.java')

diff --git a/src/main/java/org/uic/barcode/dynamicFrame/api/DynamicFrameCoder.java b/src/main/java/org/uic/barcode/dynamicFrame/api/DynamicFrameCoder.java
new file mode 100644
index 0000000..53efb3e
--- /dev/null
+++ b/src/main/java/org/uic/barcode/dynamicFrame/api/DynamicFrameCoder.java
@@ -0,0 +1,107 @@
+package org.uic.barcode.dynamicFrame.api;
+
+import org.uic.barcode.dynamicFrame.Constants;
+import org.uic.barcode.dynamicFrame.v1.DynamicFrameCoderV1;
+import org.uic.barcode.dynamicFrame.v2.DynamicFrameCoderV2;
+import org.uic.barcode.ticket.EncodingFormatException;
+
+public class DynamicFrameCoder {
+	
+	/**
+	 * Encode.
+	 * 
+	 * Encode the header as ASN.1 PER UNALIGNED byte array
+	 *
+	 * @return the byte[]
+	 * @throws EncodingFormatException 
+	 */
+	public static byte[] encode(IDynamicFrame frame) throws EncodingFormatException {
+			
+		if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_1.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV1.encode(frame);
+			
+		} else if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_2.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV2.encode(frame);
+			
+		}
+		
+		throw new EncodingFormatException("Frame version not supported for encoding");
+	}
+	
+	
+	/**
+	 * Decode.
+	 *
+	 * Decode the header from an ASN.1 PER UNALIGNED encoded byte array
+	 *
+	 * @param bytes the bytes
+	 * @return the dynamic header
+	 * @throws EncodingFormatException 
+	 */
+	public static IDynamicFrame decode(byte[] bytes) throws EncodingFormatException {
+		
+		IDynamicFrame frame = new SimpleDynamicFrame();
+		
+		try {
+			DynamicFrameCoderV1.decode(frame,bytes);
+			
+			if (frame.getFormat() != null && frame.getFormat().equals(Constants.DYNAMIC_BARCODE_FORMAT_VERSION_1)) {
+				return frame;
+			} 
+		} catch(Exception e1) {
+		    frame = null;
+			// failed, try next 
+		}
+		
+		frame = new SimpleDynamicFrame();
+		try {
+			DynamicFrameCoderV2.decode(frame,bytes);
+				
+			if (frame.getFormat() != null && frame.getFormat().equals(Constants.DYNAMIC_BARCODE_FORMAT_VERSION_2)) {
+				return frame;
+			} 
+		} catch(Exception e1) {
+			throw new EncodingFormatException("Dynamic Header Version not supported");
+			// failed
+		}
+		
+		throw new EncodingFormatException("Dynamic Header Version not supported");
+
+	}
+
+
+	public static byte[] encodeLevel1(IDynamicFrame frame) throws EncodingFormatException {
+		
+		if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_1.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV1.encodeLevel1(frame);
+			
+		} else if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_2.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV2.encodeLevel1(frame);
+			
+		}
+		
+		throw new EncodingFormatException("Frame version not supported for encoding");
+		
+	}
+
+
+	public static byte[] encodeLevel2Data(IDynamicFrame frame) throws EncodingFormatException {
+		
+		if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_1.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV1.encodeLevel2Data(frame.getLevel2Data());
+			
+		} else if (Constants.DYNAMIC_BARCODE_FORMAT_VERSION_2.equals(frame.getFormat())) {
+			
+			return DynamicFrameCoderV2.encodeLevel2Data(frame.getLevel2Data());
+			
+		}
+		
+		throw new EncodingFormatException("Dynamic Header Version not supported: " + frame.getFormat());
+	}
+
+}
-- 
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