PDF dla listy produktów

PC35-RestSerwer/src/main/java/rest/ext/PDFWriter.java

@@ -5,7 +5,9 @@ import java.io.OutputStream;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.Type;
 
+import javax.servlet.ServletContext;
 import javax.ws.rs.WebApplicationException;
+import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.MultivaluedMap;
 import javax.ws.rs.ext.MessageBodyWriter;
@@ -15,11 +17,14 @@ import sklep.model.ProductList;
 
 @Provider
 public class PDFWriter implements MessageBodyWriter<ProductList> {
-
+	private static final MediaType PDF_TYPE = new MediaType("application", "pdf");
+	
+	@Context
+	private ServletContext servletContext;
+	
 	@Override
 	public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
-		// TODO Auto-generated method stub
-		return true;
+		return type == ProductList.class && PDF_TYPE.isCompatible(mediaType);
 	}
 
 	@Override
@@ -27,20 +32,8 @@ public class PDFWriter implements MessageBodyWriter<ProductList> {
 			MultivaluedMap<String, Object> httpHeaders, OutputStream out)
 			throws IOException, WebApplicationException {
 		
-		byte[] bytes = ("%PDF-1.0\n"
-				+ "1 0 obj<</Type/Catalog/Pages 2 0 R>>endobj 2 0 obj<</Type/Pages/Kids[3 0 R]/Count 1>>endobj 3 0 obj<</Type/Page/MediaBox[0 0 3 3]>>endobj\n"
-				+ "xref\n"
-				+ "0 4\n"
-				+ "0000000000 65535 f\n"
-				+ "0000000010 00000 n\n"
-				+ "0000000053 00000 n\n"
-				+ "0000000102 00000 n\n"
-				+ "trailer<</Size 4/Root 1 0 R>>\n"
-				+ "startxref\n"
-				+ "149\n"
-				+ "%EOF").getBytes();
-		out.write(bytes);
-		
+		ObslugaXSL obslugaXSL = new ObslugaXSL(servletContext);
+		obslugaXSL.wypiszPDF(obj, out);
 	}
 
 }