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   1 /*
   2  * Created on 06.09.2003
   3  *
   4  */
   5 package net.sourceforge.phpeclipse.builder;
   6
   7 import java.io.ByteArrayInputStream;
   8 import java.io.IOException;
   9 import java.io.InputStream;
  10
  11 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  12
  13 import org.eclipse.core.runtime.CoreException;
  14 import org.eclipse.core.runtime.IProgressMonitor;
  15 import org.eclipse.core.runtime.IStatus;
  16 import org.eclipse.core.runtime.Status;
  17 import org.eclipse.jface.text.IDocument;
  18 import org.eclipse.ui.editors.text.StorageDocumentProvider;
  19
  20 /**
  21  * @author ed
  22  * @version 1.0, May 19, 2003
  23  */
  24 public class ExternalStorageDocumentProvider extends StorageDocumentProvider {
  25
  26          /* (non-Javadoc)
  27                 * @see org.eclipse.ui.texteditor.AbstractDocumentProvider#doSaveDocument(org.eclipse.core.runtime.IProgressMonitor, java.lang.Object, org.eclipse.jface.text.IDocument, boolean)
  28                 */
  29          protected void doSaveDocument(IProgressMonitor monitor, Object element, IDocument document, boolean overwrite)
  30                         throws CoreException {
  31                         if (element instanceof ExternalEditorInput) {
  32                                  ExternalEditorInput external = (ExternalEditorInput) element;
  33                                  FileStorage storage = (FileStorage)external.getStorage();
  34                                  String encoding = getEncoding(element);
  35                                  if (encoding == null)
  36                                                 encoding = getDefaultEncoding();
  37                                  try {
  38                                                 InputStream stream = new ByteArrayInputStream(document.get().getBytes(encoding));
  39                                                 try {
  40                                                          // inform about the upcoming content change
  41                                                          fireElementStateChanging(element);
  42                                                          storage.setContents(stream, overwrite, true, monitor);
  43                                                 } catch (RuntimeException e) {
  44                                                          // inform about failure
  45                                                          fireElementStateChangeFailed(element);
  46                                                          throw e;
  47                                                 }
  48                                  } catch (IOException e) {
  49                                                 IStatus s = new Status(IStatus.ERROR, PHPeclipsePlugin.PLUGIN_ID, IStatus.OK, e.getMessage(), e);
  50                                                 throw new CoreException(s);
  51                                  }
  52
  53                         } else {
  54                                  super.doSaveDocument(monitor, element, document, overwrite);
  55                         }
  56          }
  57
  58 }
  59