Examples with DefaultPositionUpdater org.eclipse.jface.text.DefaultPositionUpdater used on opensource projects

Example 1 with DefaultPositionUpdater

use of org.eclipse.jface.text.DefaultPositionUpdater in project che by eclipse.

the class JavaContext method rewriteImports.

private void rewriteImports() {
    if (fImportRewrite == null)
        return;
    if (isReadOnly())
        return;
    ICompilationUnit cu = getCompilationUnit();
    if (cu == null)
        return;
    try {
        Position position = new Position(getCompletionOffset(), 0);
        IDocument document = getDocument();
        //$NON-NLS-1$
        final String category = "__template_position_importer" + System.currentTimeMillis();
        IPositionUpdater updater = new DefaultPositionUpdater(category);
        document.addPositionCategory(category);
        document.addPositionUpdater(updater);
        document.addPosition(position);
        try {
            JavaModelUtil.applyEdit(cu, fImportRewrite.rewriteImports(null), false, null);
            setCompletionOffset(position.getOffset());
        } catch (CoreException e) {
            handleException(null, e);
        } finally {
            document.removePosition(position);
            document.removePositionUpdater(updater);
            document.removePositionCategory(category);
        }
    } catch (BadLocationException e) {
        handleException(null, e);
    } catch (BadPositionCategoryException e) {
        handleException(null, e);
    }
}

Example 2 with DefaultPositionUpdater

use of org.eclipse.jface.text.DefaultPositionUpdater in project che by eclipse.

the class DocumentCommand method execute.

/**
	 * Executes the document commands on a document.
	 *
	 * @param document the document on which to execute the commands
	 * @throws BadLocationException in case access to the given document fails
	 * @since 2.1
	 */
void execute(IDocument document) throws BadLocationException {
    if (length == 0 && text == null && fCommands.size() == 0)
        return;
    DefaultPositionUpdater updater = new DefaultPositionUpdater(getCategory());
    Position caretPosition = null;
    try {
        if (updateCaret()) {
            document.addPositionCategory(getCategory());
            document.addPositionUpdater(updater);
            caretPosition = new Position(caretOffset);
            document.addPosition(getCategory(), caretPosition);
        }
        final Command originalCommand = new Command(offset, length, text, owner);
        for (final Iterator iterator = new CommandIterator(fCommands, originalCommand, false); iterator.hasNext(); ) ((Command) iterator.next()).execute(document);
    } catch (BadLocationException e) {
    // ignore
    } catch (BadPositionCategoryException e) {
    // ignore
    } finally {
        if (updateCaret()) {
            document.removePositionUpdater(updater);
            try {
                document.removePositionCategory(getCategory());
            } catch (BadPositionCategoryException e) {
                Assert.isTrue(false);
            }
            caretOffset = caretPosition.getOffset();
        }
    }
}