/**
   * Updates the element info to a change of the file content and sends out appropriate
   * notifications.
   *
   * @param fileEditorInput the input of an text editor
   */
  protected void handleElementContentChanged(IEditorInput fileEditorInput) {
    FileInfo info = (FileInfo) getElementInfo(fileEditorInput);
    if (info == null) {
      return;
    }

    IStorage storage = EditorUtils.getStorageFromInput(fileEditorInput);
    if (storage instanceof IFile) {
      IFile file = (IFile) storage;
      IDocument document = createEmptyDocument();
      IStatus status = null;

      try {

        try {
          refreshFile(file);
        } catch (CoreException x) {
          log.error("handleElementContentChanged", x);
        }

        setDocumentContent(document, file);
      } catch (CoreException x) {
        status = x.getStatus();
      }

      String newContent = document.get();

      if (!newContent.equals(info.fDocument.get())) {

        // set the new content and fire content related events
        fireElementContentAboutToBeReplaced(fileEditorInput);

        removeUnchangedElementListeners(fileEditorInput, info);

        info.fDocument.removeDocumentListener(info);
        info.fDocument.set(newContent);
        info.fCanBeSaved = false;
        info.modificationStamp = computeModificationStamp(file);
        info.fStatus = status;

        addUnchangedElementListeners(fileEditorInput, info);

        fireElementContentReplaced(fileEditorInput);

      } else {

        removeUnchangedElementListeners(fileEditorInput, info);

        // fires only the dirty state related event
        info.fCanBeSaved = false;
        info.modificationStamp = computeModificationStamp(file);
        info.fStatus = status;

        addUnchangedElementListeners(fileEditorInput, info);

        fireElementDirtyStateChanged(fileEditorInput, false);
      }
    }
  }
 protected boolean findSourceFiles(IResourceDelta delta) throws CoreException {
   ArrayList visited =
       this.makeOutputFolderConsistent ? new ArrayList(this.sourceLocations.length) : null;
   for (int i = 0, l = this.sourceLocations.length; i < l; i++) {
     ClasspathMultiDirectory md = this.sourceLocations[i];
     if (this.makeOutputFolderConsistent
         && md.hasIndependentOutputFolder
         && !visited.contains(md.binaryFolder)) {
       // even a project which acts as its own source folder can have an independent/nested output
       // folder
       visited.add(md.binaryFolder);
       IResourceDelta binaryDelta = delta.findMember(md.binaryFolder.getProjectRelativePath());
       if (binaryDelta != null) {
         int segmentCount = binaryDelta.getFullPath().segmentCount();
         IResourceDelta[] children = binaryDelta.getAffectedChildren();
         for (int j = 0, m = children.length; j < m; j++)
           if (!checkForClassFileChanges(children[j], md, segmentCount)) return false;
       }
     }
     if (md.sourceFolder.equals(this.javaBuilder.currentProject)) {
       // skip nested source & output folders when the project is a source folder
       int segmentCount = delta.getFullPath().segmentCount();
       IResourceDelta[] children = delta.getAffectedChildren();
       for (int j = 0, m = children.length; j < m; j++)
         if (!isExcludedFromProject(children[j].getFullPath()))
           if (!findSourceFiles(children[j], md, segmentCount)) return false;
     } else {
       IResourceDelta sourceDelta = delta.findMember(md.sourceFolder.getProjectRelativePath());
       if (sourceDelta != null) {
         if (sourceDelta.getKind() == IResourceDelta.REMOVED) {
           if (JavaBuilder.DEBUG)
             System.out.println(
                 "ABORTING incremental build... found removed source folder"); //$NON-NLS-1$
           return false; // removed source folder should not make it here, but handle anyways
           // (ADDED is supported)
         }
         int segmentCount = sourceDelta.getFullPath().segmentCount();
         IResourceDelta[] children = sourceDelta.getAffectedChildren();
         try {
           for (int j = 0, m = children.length; j < m; j++)
             if (!findSourceFiles(children[j], md, segmentCount)) return false;
         } catch (CoreException e) {
           // catch the case that a package has been renamed and collides on disk with an
           // as-yet-to-be-deleted package
           if (e.getStatus().getCode() == IResourceStatus.CASE_VARIANT_EXISTS) {
             if (JavaBuilder.DEBUG)
               System.out.println(
                   "ABORTING incremental build... found renamed package"); //$NON-NLS-1$
             return false;
           }
           throw e; // rethrow
         }
       }
     }
     this.notifier.checkCancel();
   }
   return true;
 }
  /**
   * Tries to delete an open project containing an irremovable file. Works only for Linux with
   * natives.
   */
  public void testDeleteOpenProjectLinux() {
    if (!(Platform.getOS().equals(Platform.OS_LINUX) && isReadOnlySupported())) return;

    IProject project = null;
    File projectRoot = null;
    IFolder folder = null;
    try {
      IWorkspace workspace = getWorkspace();
      project = workspace.getRoot().getProject(getUniqueString());
      folder = project.getFolder("a_folder");
      IFile file1 = folder.getFile("file1.txt");
      IFile file2 = project.getFile("file2.txt");

      ensureExistsInWorkspace(new IResource[] {file1, file2}, true);
      projectRoot = project.getLocation().toFile();

      // marks folder as read-only so its files cannot be deleted on Linux
      setReadOnly(folder, true);

      IFile projectFile = project.getFile(".project");
      assertTrue("1.2", projectFile.exists());
      assertTrue("1.3", projectFile.isSynchronized(IResource.DEPTH_INFINITE));

      try {
        project.delete(IResource.FORCE, getMonitor());
        fail("2.0 - should have failed");
      } catch (CoreException ce) {
        // success - a file couldn't be removed
      }
      assertTrue("2.1", project.exists());
      assertTrue("2.2", file1.exists());
      assertTrue("2.3", !file2.exists());
      assertTrue("2.5", folder.exists());
      assertTrue("2.6", projectFile.exists());
      assertTrue("2.7", project.isSynchronized(IResource.DEPTH_INFINITE));

      setReadOnly(folder, false);

      assertTrue("3.5", project.isSynchronized(IResource.DEPTH_INFINITE));
      try {
        project.delete(IResource.FORCE, getMonitor());
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("4.0", ce);
      }

      assertTrue("5.1", !project.exists());
      assertTrue("5.2", !file1.exists());
      assertTrue("5.3", file1.isSynchronized(IResource.DEPTH_INFINITE));
      assertTrue("5.4", project.isSynchronized(IResource.DEPTH_INFINITE));

      assertTrue("6.0", !projectRoot.exists());
    } finally {
      if (folder != null && folder.exists()) setReadOnly(folder, false);
      if (projectRoot != null) ensureDoesNotExistInFileSystem(projectRoot);
    }
  }
  /** Tries to delete a folder containing an unremovable file. Works only for Windows. */
  public void testDeleteFolderWindows() {
    if (!isWindows()) return;

    IProject project = null;
    InputStream input = null;
    File projectRoot = null;
    try {
      IWorkspace workspace = getWorkspace();
      project = workspace.getRoot().getProject(getUniqueString());
      IFolder folder = project.getFolder("a_folder");
      IFile file1 = folder.getFile("file1.txt");
      IFile file3 = folder.getFile("file3.txt");

      ensureExistsInWorkspace(new IResource[] {file1, file3}, true);
      projectRoot = project.getLocation().toFile();

      // opens a file so it cannot be removed on Windows
      try {
        input = file1.getContents();
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("1.0");
      }

      try {
        folder.delete(IResource.FORCE, getMonitor());
        fail("2.0 - should have failed");
      } catch (CoreException ce) {
        // success - a file couldn't be removed
      }
      assertTrue("2.2", file1.exists());
      assertTrue("2.4", !file3.exists());
      assertTrue("2.5", folder.exists());
      assertTrue("2.7", folder.isSynchronized(IResource.DEPTH_INFINITE));

      assertClose(input);

      assertTrue("3.5", project.isSynchronized(IResource.DEPTH_INFINITE));
      try {
        folder.delete(IResource.FORCE, getMonitor());
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("4.0", ce);
      }
      assertTrue("5.1", !file1.exists());
      assertTrue("5.2", !folder.exists());
      assertTrue("5.3", file1.isSynchronized(IResource.DEPTH_INFINITE));
      assertTrue("5.4", folder.isSynchronized(IResource.DEPTH_INFINITE));
    } finally {
      try {
        assertClose(input);
      } finally {
        if (projectRoot != null) ensureDoesNotExistInFileSystem(projectRoot);
      }
    }
  }
  @Override
  protected ElementInfo createElementInfo(Object element) throws CoreException {
    if (element instanceof IEditorInput) {

      IEditorInput input = (IEditorInput) element;
      IStorage storage = EditorUtils.getStorageFromInput(input);
      if (storage instanceof IFile) {
        IFile file = (IFile) storage;
        try {
          refreshFile(file);
        } catch (CoreException x) {
          log.warn("Can't refresh file", x);
        }

        IDocument d;
        IStatus s = null;

        try {
          d = createDocument(element);
        } catch (CoreException x) {
          log.warn("Can't create document", x);
          s = x.getStatus();
          d = createEmptyDocument();
        }

        // Set the initial line delimiter
        String initialLineDelimiter = GeneralUtils.getDefaultLineSeparator();
        if (initialLineDelimiter != null) {
          ((IDocumentExtension4) d).setInitialLineDelimiter(initialLineDelimiter);
        }

        IAnnotationModel m = createAnnotationModel(element);
        FileSynchronizer f = new FileSynchronizer(input);
        f.install();

        FileInfo info = new FileInfo(d, m, f);
        info.modificationStamp = computeModificationStamp(file);
        info.fStatus = s;

        return info;
      }
    }

    return super.createElementInfo(element);
  }
Exemple #6
0
 @Override
 public String getCharset(boolean checkImplicit) throws CoreException {
   // non-existing resources default to parent's charset
   ResourceInfo info = getResourceInfo(false, false);
   int flags = getFlags(info);
   if (!exists(flags, false))
     return checkImplicit
         ? workspace.getCharsetManager().getCharsetFor(getFullPath().removeLastSegments(1), true)
         : null;
   checkLocal(flags, DEPTH_ZERO);
   try {
     return internalGetCharset(checkImplicit, info);
   } catch (CoreException e) {
     if (e.getStatus().getCode() == IResourceStatus.RESOURCE_NOT_FOUND) {
       return checkImplicit
           ? workspace.getCharsetManager().getCharsetFor(getFullPath().removeLastSegments(1), true)
           : null;
     }
     throw e;
   }
 }
  private void createInconsistentBuildMarker(CoreException coreException) throws CoreException {
    String message = null;
    IStatus status = coreException.getStatus();
    if (status.isMultiStatus()) {
      IStatus[] children = status.getChildren();
      if (children != null && children.length > 0) message = children[0].getMessage();
    }
    if (message == null) message = coreException.getMessage();

    IMarker marker = this.currentProject.createMarker(IJavaModelMarker.JAVA_MODEL_PROBLEM_MARKER);
    marker.setAttributes(
        new String[] {
          IMarker.MESSAGE, IMarker.SEVERITY, IJavaModelMarker.CATEGORY_ID, IMarker.SOURCE_ID
        },
        new Object[] {
          Messages.bind(Messages.build_inconsistentProject, message),
          new Integer(IMarker.SEVERITY_ERROR),
          new Integer(CategorizedProblem.CAT_BUILDPATH),
          JavaBuilder.SOURCE_ID
        });
  }
 /**
  * @see
  *     org.eclipse.jdt.internal.core.builder.AbstractImageBuilder#writeClassFileContents(org.eclipse.jdt.internal.compiler.ClassFile,
  *     org.eclipse.core.resources.IFile, java.lang.String, boolean,
  *     org.eclipse.jdt.internal.core.builder.SourceFile)
  */
 protected void writeClassFileContents(
     ClassFile classfile,
     IFile file,
     String qualifiedFileName,
     boolean isTopLevelType,
     SourceFile compilationUnit)
     throws CoreException {
   // Before writing out the class file, compare it to the previous file
   // If structural changes occurred then add dependent source files
   byte[] bytes = classfile.getBytes();
   if (file.exists()) {
     if (writeClassFileCheck(file, qualifiedFileName, bytes)
         || compilationUnit.updateClassFile) { // see 46093
       if (JavaBuilder.DEBUG)
         System.out.println("Writing changed class file " + file.getName()); // $NON-NLS-1$
       if (!file.isDerived()) file.setDerived(true, null);
       file.setContents(new ByteArrayInputStream(bytes), true, false, null);
     } else if (JavaBuilder.DEBUG) {
       System.out.println("Skipped over unchanged class file " + file.getName()); // $NON-NLS-1$
     }
   } else {
     if (isTopLevelType) addDependentsOf(new Path(qualifiedFileName), true); // new type
     if (JavaBuilder.DEBUG)
       System.out.println("Writing new class file " + file.getName()); // $NON-NLS-1$
     try {
       file.create(new ByteArrayInputStream(bytes), IResource.FORCE | IResource.DERIVED, null);
     } catch (CoreException e) {
       if (e.getStatus().getCode() == IResourceStatus.CASE_VARIANT_EXISTS) {
         IStatus status = e.getStatus();
         if (status instanceof IResourceStatus) {
           IPath oldFilePath = ((IResourceStatus) status).getPath();
           char[] oldTypeName = oldFilePath.removeFileExtension().lastSegment().toCharArray();
           char[][] previousTypeNames =
               this.newState.getDefinedTypeNamesFor(compilationUnit.typeLocator());
           boolean fromSameFile = false;
           if (previousTypeNames == null) {
             fromSameFile = CharOperation.equals(compilationUnit.getMainTypeName(), oldTypeName);
           } else {
             for (int i = 0, l = previousTypeNames.length; i < l; i++) {
               if (CharOperation.equals(previousTypeNames[i], oldTypeName)) {
                 fromSameFile = true;
                 break;
               }
             }
           }
           if (fromSameFile) {
             // file is defined by the same compilationUnit, but won't be deleted until later so do
             // it now
             IFile collision = file.getParent().getFile(new Path(oldFilePath.lastSegment()));
             collision.delete(true, false, null);
             boolean success = false;
             try {
               file.create(
                   new ByteArrayInputStream(bytes), IResource.FORCE | IResource.DERIVED, null);
               success = true;
             } catch (CoreException ignored) {
               // ignore the second exception
             }
             if (success) return;
           }
         }
         // catch the case that a type has been renamed and collides on disk with an
         // as-yet-to-be-deleted type
         throw new AbortCompilation(true, new AbortIncrementalBuildException(qualifiedFileName));
       }
       throw e; // rethrow
     }
   }
 }
  /** Tries to delete an open project containing an unremovable file. Works only for Windows. */
  public void testDeleteOpenProjectWindows() {
    if (!(isWindows())) return;

    IProject project = null;
    InputStream input = null;
    File projectRoot = null;
    try {
      IWorkspace workspace = getWorkspace();
      project = workspace.getRoot().getProject(getUniqueString());
      IFolder folder = project.getFolder("a_folder");
      IFile file1 = folder.getFile("file1.txt");
      IFile file2 = project.getFile("file2.txt");
      IFile file3 = folder.getFile("file3.txt");
      IFile projectFile = project.getFile(new Path(".project"));

      ensureExistsInWorkspace(new IResource[] {file1, file2, file3}, true);
      projectRoot = project.getLocation().toFile();

      assertExistsInFileSystem("0.0", file1);
      assertExistsInFileSystem("0.1", file2);
      assertExistsInFileSystem("0.2", file3);
      assertExistsInFileSystem("0.3", folder);
      assertExistsInFileSystem("0.4", projectFile);

      // opens a file so it cannot be removed on Windows
      try {
        input = file1.getContents();
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("1.0");
      }
      assertTrue("1.2", projectFile.exists());
      assertTrue("1.3", projectFile.isSynchronized(IResource.DEPTH_INFINITE));

      try {
        project.delete(IResource.FORCE, getMonitor());
        fail("2.0 - should have failed");
      } catch (CoreException ce) {
        // success - a file couldn't be removed
      }

      // Delete is best-case so check all the files.
      // Do a check on disk and in the workspace in case something is out of sync.
      assertExistsInWorkspace("2.1.1", project);
      assertExistsInFileSystem("2.1.2", project);

      assertExistsInWorkspace("2.2.1", file1);
      assertExistsInFileSystem("2.2.2", file1);
      assertTrue("2.2.3", file1.isSynchronized(IResource.DEPTH_INFINITE));

      assertDoesNotExistInWorkspace("2.3.1", file2);
      assertDoesNotExistInFileSystem("2.3.2", file2);
      assertTrue("2.3.3", file2.isSynchronized(IResource.DEPTH_INFINITE));

      assertDoesNotExistInWorkspace("2.4.1", file3);
      assertDoesNotExistInFileSystem("2.4.2", file3);
      assertTrue("2.4.3", file3.isSynchronized(IResource.DEPTH_INFINITE));

      assertExistsInWorkspace("2.5.1", folder);
      assertExistsInFileSystem("2.5.2", folder);
      assertTrue("2.5.3", folder.isSynchronized(IResource.DEPTH_INFINITE));

      assertExistsInWorkspace("2.6.1", projectFile);
      assertExistsInFileSystem("2.6.2", projectFile);
      assertTrue("2.6.3", projectFile.isSynchronized(IResource.DEPTH_INFINITE));

      assertTrue("2.7.0", project.isSynchronized(IResource.DEPTH_ZERO));
      assertTrue("2.7.1", project.isSynchronized(IResource.DEPTH_INFINITE));

      assertClose(input);

      assertTrue("3.5", project.isSynchronized(IResource.DEPTH_INFINITE));
      try {
        project.delete(IResource.FORCE, getMonitor());
      } catch (CoreException e) {
        fail("4.0", e);
      }

      assertTrue("5.1", !project.exists());
      assertTrue("5.2", !file1.exists());
      assertTrue("5.3", file1.isSynchronized(IResource.DEPTH_INFINITE));
      assertTrue("5.4", project.isSynchronized(IResource.DEPTH_INFINITE));

      assertTrue("6.0", !projectRoot.exists());
    } finally {
      try {
        assertClose(input);
      } finally {
        if (projectRoot != null) ensureDoesNotExistInFileSystem(projectRoot);
      }
    }
  }
  /** Tries to delete a closed project containing an unremovable file. Works only for Windows. */
  public void testDeleteClosedProjectWindows() {
    if (!isWindows()) return;

    IProject project = null;
    InputStream input = null;
    File projectRoot = null;
    IFile file1 = null;
    try {
      IWorkspace workspace = getWorkspace();
      project = workspace.getRoot().getProject(getUniqueString());
      IFolder folder = project.getFolder("a_folder");
      file1 = folder.getFile("file1.txt");
      IFile file2 = project.getFile("file2.txt");
      IFile file3 = folder.getFile("file3.txt");
      IFile projectFile = project.getFile(new Path(".project"));

      ensureExistsInWorkspace(new IResource[] {file1, file2, file3}, true);

      projectRoot = project.getLocation().toFile();

      // opens a file so it cannot be removed on Windows
      try {
        input = file1.getContents();
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("1.0");
      }

      try {
        project.close(getMonitor());
      } catch (CoreException e) {
        fail("1.1", e);
      }

      try {
        project.delete(IResource.FORCE | IResource.ALWAYS_DELETE_PROJECT_CONTENT, getMonitor());
        fail("2.0 - should have failed");
      } catch (CoreException ce) {
        // success - a file couldn't be removed
      }
      assertTrue("2.1", project.exists());
      assertTrue("2.7", project.isSynchronized(IResource.DEPTH_INFINITE));
      assertExistsInFileSystem("2.8", projectFile);

      assertClose(input);
      assertTrue("3.5", project.isSynchronized(IResource.DEPTH_INFINITE));
      try {
        project.delete(IResource.FORCE | IResource.ALWAYS_DELETE_PROJECT_CONTENT, getMonitor());
      } catch (CoreException ce) {
        ce.printStackTrace();
        fail("4.0", ce);
      }

      assertTrue("5.1", !project.exists());
      assertTrue("5.3", project.isSynchronized(IResource.DEPTH_INFINITE));
      assertTrue("6.0", !projectRoot.exists());
      assertDoesNotExistInFileSystem("7.0", projectFile);
    } finally {
      try {
        if (input != null) input.close();
      } catch (IOException e) {
        fail("8.0", e);
      } finally {
        if (projectRoot != null) ensureDoesNotExistInFileSystem(projectRoot);
      }
    }
  }