| 1 | package com.hammurapi.render; |
| 2 | |
| 3 | import java.io.File; |
| 4 | import java.io.FileOutputStream; |
| 5 | import java.io.FileWriter; |
| 6 | import java.io.IOException; |
| 7 | import java.util.Locale; |
| 8 | import java.util.Map; |
| 9 | |
| 10 | import com.hammurapi.common.Context; |
| 11 | |
| 12 | /** |
| 13 | * Adapter to make FileRenderer from InlineRenderer |
| 14 | * @author Pavel Vlasov |
| 15 | * |
| 16 | */ |
| 17 | public class FileRendererAdapter implements FileRenderer { |
| 18 | |
| 19 | private Object renderer; |
| 20 | |
| 21 | /** |
| 22 | * Constructs FileRenderer from WriterRenderer. |
| 23 | * @param writerRenderer |
| 24 | */ |
| 25 | public FileRendererAdapter(WriterRenderer writerRenderer) { |
| 26 | this.renderer = writerRenderer; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Constructs FileRenderer from WriterRenderer. |
| 31 | * @param writerRenderer |
| 32 | */ |
| 33 | public FileRendererAdapter(OutputStreamRenderer osRenderer) { |
| 34 | this.renderer = osRenderer; |
| 35 | } |
| 36 | |
| 37 | @Override |
| 38 | public boolean render( |
| 39 | File out, |
| 40 | Map<String, Object> environment, |
| 41 | Context context, |
| 42 | String profile, |
| 43 | Locale locale) throws RenderingException { |
| 44 | |
| 45 | if (renderer instanceof WriterRenderer) { |
| 46 | try { |
| 47 | FileWriter w = new FileWriter(out); |
| 48 | try { |
| 49 | return ((WriterRenderer) renderer).render(w, environment, context, profile, locale, out.getParentFile()); |
| 50 | } finally { |
| 51 | w.close(); |
| 52 | } |
| 53 | } catch (IOException e) { |
| 54 | throw new RenderingException(e); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | try { |
| 59 | FileOutputStream os = new FileOutputStream(out); |
| 60 | try { |
| 61 | return ((OutputStreamRenderer) renderer).render(os, environment, context, profile, locale, out.getParentFile()); |
| 62 | } finally { |
| 63 | os.close(); |
| 64 | } |
| 65 | } catch (IOException e) { |
| 66 | throw new RenderingException(e); |
| 67 | } |
| 68 | |
| 69 | } |
| 70 | |
| 71 | } |