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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2018/10/13 13:22:07 UTC

svn commit: r1843752 - /pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java

Author: tilman
Date: Sat Oct 13 13:22:07 2018
New Revision: 1843752

URL: http://svn.apache.org/viewvc?rev=1843752&view=rev
Log:
PDFBOX-4071: use try-with-resources

Modified:
    pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java

Modified: pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java?rev=1843752&r1=1843751&r2=1843752&view=diff
==============================================================================
--- pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java (original)
+++ pdfbox/trunk/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/SuperimposePage.java Sat Oct 13 13:22:07 2018
@@ -59,35 +59,35 @@ public final class SuperimposePage
                 doc.addPage(page);
 
                 // write some sample text to the new page
-                PDPageContentStream contents = new PDPageContentStream(doc, page);
-                contents.beginText();
-                contents.setFont(PDType1Font.HELVETICA_BOLD, 12);
-                contents.newLineAtOffset(2, PDRectangle.LETTER.getHeight() - 12);
-                contents.showText("Sample text");
-                contents.endText();
-                
-                // Create a Form XObject from the source document using LayerUtility
-                LayerUtility layerUtility = new LayerUtility(doc);
-                PDFormXObject form = layerUtility.importPageAsForm(sourceDoc, sourcePage - 1);
-                
-                // draw the full form
-                contents.drawForm(form);
-                
-                // draw a scaled form
-                contents.saveGraphicsState();
-                Matrix matrix = Matrix.getScaleInstance(0.5f, 0.5f);
-                contents.transform(matrix);
-                contents.drawForm(form);
-                contents.restoreGraphicsState();
-
-                // draw a scaled and rotated form
-                contents.saveGraphicsState();
-                matrix.rotate(1.8 * Math.PI); // radians
-                contents.transform(matrix);
-                contents.drawForm(form);
-                contents.restoreGraphicsState();
-
-                contents.close();
+                try (PDPageContentStream contents = new PDPageContentStream(doc, page))
+                {
+                    contents.beginText();
+                    contents.setFont(PDType1Font.HELVETICA_BOLD, 12);
+                    contents.newLineAtOffset(2, PDRectangle.LETTER.getHeight() - 12);
+                    contents.showText("Sample text");
+                    contents.endText();
+                    
+                    // Create a Form XObject from the source document using LayerUtility
+                    LayerUtility layerUtility = new LayerUtility(doc);
+                    PDFormXObject form = layerUtility.importPageAsForm(sourceDoc, sourcePage - 1);
+                    
+                    // draw the full form
+                    contents.drawForm(form);
+                    
+                    // draw a scaled form
+                    contents.saveGraphicsState();
+                    Matrix matrix = Matrix.getScaleInstance(0.5f, 0.5f);
+                    contents.transform(matrix);
+                    contents.drawForm(form);
+                    contents.restoreGraphicsState();
+                    
+                    // draw a scaled and rotated form
+                    contents.saveGraphicsState();
+                    matrix.rotate(1.8 * Math.PI); // radians
+                    contents.transform(matrix);
+                    contents.drawForm(form);
+                    contents.restoreGraphicsState();
+                }
                 doc.save(destPath);
             }
         }