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   1 package net.sourceforge.phpeclipse.ui;
   2
   3 import java.io.ByteArrayInputStream;
   4 import java.io.IOException;
   5 import java.io.InputStream;
   6
   7 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
   8 import net.sourceforge.phpeclipse.builder.ExternalEditorInput;
   9 import net.sourceforge.phpeclipse.builder.FileStorage;
  10
  11 import org.eclipse.core.runtime.CoreException;
  12 import org.eclipse.core.runtime.IProgressMonitor;
  13 import org.eclipse.core.runtime.IStatus;
  14 import org.eclipse.core.runtime.Status;
  15 import org.eclipse.jface.text.IDocument;
  16 import org.eclipse.ui.editors.text.StorageDocumentProvider;
  17
  18 /**
  19  * @author ed
  20  * @version 1.0, May 19, 2003
  21  */
  22 public class ExternalStorageDocumentProvider extends StorageDocumentProvider {
  23
  24         /*
  25          * (non-Javadoc)
  26          *
  27          * @see org.eclipse.ui.texteditor.AbstractDocumentProvider#doSaveDocument(org.eclipse.core.runtime.IProgressMonitor,
  28          *      java.lang.Object, org.eclipse.jface.text.IDocument, boolean)
  29          */
  30         protected void doSaveDocument(IProgressMonitor monitor, Object element,
  31                         IDocument document, boolean overwrite) throws CoreException {
  32                 if (element instanceof ExternalEditorInput) {
  33                         ExternalEditorInput external = (ExternalEditorInput) element;
  34                         FileStorage storage = (FileStorage) external.getStorage();
  35                         String encoding = getEncoding(element);
  36                         if (encoding == null)
  37                                 encoding = getDefaultEncoding();
  38                         try {
  39                                 InputStream stream = new ByteArrayInputStream(document.get()
  40                                                 .getBytes(encoding));
  41                                 try {
  42                                         // inform about the upcoming content change
  43                                         fireElementStateChanging(element);
  44                                         storage.setContents(stream, overwrite, true, monitor);
  45                                 } catch (RuntimeException e) {
  46                                         // inform about failure
  47                                         fireElementStateChangeFailed(element);
  48                                         throw e;
  49                                 }
  50                         } catch (IOException e) {
  51                                 IStatus s = new Status(IStatus.ERROR,
  52                                                 PHPeclipsePlugin.PLUGIN_ID, IStatus.OK, e.getMessage(),
  53                                                 e);
  54                                 throw new CoreException(s);
  55                         }
  56
  57                 } else {
  58                         super.doSaveDocument(monitor, element, document, overwrite);
  59                 }
  60         }
  61
  62 }