Split PrintRenderer into PageableRenderer and PrintRenderer (extends PageableRenderer). This allows the use of FOP with JPS. A new example illustrates how this is done.

Removed the code that sets start/end/copies from system properties (now done through renderer options).

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@649285 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 143 insertions, 0 deletions

diff --git a/examples/embedding/java/embedding/ExampleFO2JPSPrint.java b/examples/embedding/java/embedding/ExampleFO2JPSPrint.java
new file mode 100644
index 000000000..a67e2bdad
--- /dev/null
+++ b/examples/embedding/java/embedding/ExampleFO2JPSPrint.java
@@ -0,0 +1,143 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* $Id$ */
+ 
+package embedding;
+
+// Java
+import java.io.File;
+import java.io.IOException;
+
+import javax.print.Doc;
+import javax.print.DocFlavor;
+import javax.print.DocPrintJob;
+import javax.print.PrintException;
+import javax.print.PrintService;
+import javax.print.PrintServiceLookup;
+import javax.print.ServiceUI;
+import javax.print.SimpleDoc;
+import javax.print.attribute.HashPrintRequestAttributeSet;
+import javax.print.attribute.PrintRequestAttributeSet;
+import javax.xml.transform.Result;
+import javax.xml.transform.Source;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.sax.SAXResult;
+import javax.xml.transform.stream.StreamSource;
+
+import org.apache.fop.apps.FOPException;
+import org.apache.fop.apps.FOUserAgent;
+import org.apache.fop.apps.Fop;
+import org.apache.fop.apps.FopFactory;
+import org.apache.fop.render.print.PageableRenderer;
+
+/**
+ * This class demonstrates printing an FO file using JPS (Java Printing System).
+ */
+public class ExampleFO2JPSPrint {
+
+    // configure fopFactory as desired
+    private FopFactory fopFactory = FopFactory.newInstance();
+    
+    private DocPrintJob createDocPrintJob() {
+        PrintService[] services = PrintServiceLookup.lookupPrintServices(
+                DocFlavor.SERVICE_FORMATTED.PAGEABLE, null);
+        PrintRequestAttributeSet attributes = new HashPrintRequestAttributeSet();
+        PrintService printService = ServiceUI.printDialog(null, 50, 50, 
+                services, services[0], null, attributes);
+        if (printService != null) {
+            return printService.createPrintJob();
+        } else {
+            return null;
+        }
+    }
+    
+    /**
+     * Prints an FO file using JPS.
+     * @param fo the FO file
+     * @throws IOException In case of an I/O problem
+     * @throws FOPException In case of a FOP problem
+     * @throws TransformerException In case of a problem during XSLT processing
+     * @throws PrintException If an error occurs while printing
+     */
+    public void printFO(File fo)
+            throws IOException, FOPException, TransformerException, PrintException {
+        
+        //Set up DocPrintJob instance
+        DocPrintJob printJob = createDocPrintJob();
+
+        //Set up a custom user agent so we can supply our own renderer instance
+        FOUserAgent userAgent = fopFactory.newFOUserAgent();
+
+        PageableRenderer renderer = new PageableRenderer();
+        renderer.setUserAgent(userAgent);
+        userAgent.setRendererOverride(renderer);
+        
+        // Construct FOP with desired output format
+        Fop fop = fopFactory.newFop(userAgent);
+
+        // Setup JAXP using identity transformer
+        TransformerFactory factory = TransformerFactory.newInstance();
+        Transformer transformer = factory.newTransformer(); // identity transformer
+        
+        // Setup input stream
+        Source src = new StreamSource(fo);
+
+        // Resulting SAX events (the generated FO) must be piped through to FOP
+        Result res = new SAXResult(fop.getDefaultHandler());
+        
+        // Start XSLT transformation and FOP processing
+        transformer.transform(src, res);
+
+        Doc doc = new SimpleDoc(renderer, DocFlavor.SERVICE_FORMATTED.PAGEABLE, null);
+        printJob.print(doc, null);
+    }
+
+    /**
+     * Main method.
+     * @param args command-line arguments
+     */
+    public static void main(String[] args) {
+        try {
+            System.out.println("FOP ExampleFO2JPSPrint\n");
+            System.out.println("Preparing...");
+            
+            //Setup directories
+            File baseDir = new File(".");
+            File outDir = new File(baseDir, "out");
+            outDir.mkdirs();
+
+            //Setup input and output files            
+            File fofile = new File(baseDir, "xml/fo/helloworld.fo");
+
+            System.out.println("Input: XSL-FO (" + fofile + ")");
+            System.out.println("Output: JPS (Java Printing System)");
+            System.out.println();
+            System.out.println("Transforming...");
+            
+            ExampleFO2JPSPrint app = new ExampleFO2JPSPrint();
+            app.printFO(fofile);
+            
+            System.out.println("Success!");
+        } catch (Exception e) {
+            e.printStackTrace(System.err);
+            System.exit(-1);
+        }
+    }
+}