protected TemplateTranslator createTemplateTranslator() {
	try {
		int offset = getStart();
		IRegion lineRegion = getDocument().getLineInformationOfOffset(offset);
		String line = getDocument().get(lineRegion.getOffset(), lineRegion.getLength());
		String lineDelimiter = getDocument() instanceof IDocumentExtension4
				? ((IDocumentExtension4) getDocument()).getDefaultLineDelimiter()
				: null;
		int i = 0;
		while (i < line.length() && Character.isWhitespace(line.charAt(i))) {
			i++;
		}
		if (i != 0)
			return new IndentationAwareTemplateTranslator(line.substring(0, i), lineDelimiter);
		return new IndentationAwareTemplateTranslator("", lineDelimiter);
	} catch (BadLocationException ex) {
		return new TemplateTranslator();
	}
}
 

public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException
{
	if (!canEvaluate(template))
		return null;

	try
	{
		this.template = template;

		TemplateTranslator translator = new SnippetTemplateTranslator();
		TemplateBuffer buffer = translator.translate(template);

		getContextType().resolve(buffer, this);

		return buffer;
	}
	finally
	{
		this.template = null;
	}
}
 

@Override
public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
	// test that all variables are defined
	Iterator<TemplateVariableResolver> iterator= getContextType().resolvers();
	while (iterator.hasNext()) {
		TemplateVariableResolver var= iterator.next();
		if (var instanceof CodeTemplateContextType.CodeTemplateVariableResolver) {
			Assert.isNotNull(getVariable(var.getType()), "Variable " + var.getType() + "not defined"); //$NON-NLS-1$ //$NON-NLS-2$
		}
	}

	if (!canEvaluate(template))
		return null;

	String pattern= changeLineDelimiter(template.getPattern(), fLineDelimiter);

	TemplateTranslator translator= new TemplateTranslator();
	TemplateBuffer buffer= translator.translate(pattern);
	getContextType().resolve(buffer, this);
	return buffer;
}
 

@Override
public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
	TemplateTranslator translator= new TemplateTranslator();
	TemplateBuffer buffer= translator.translate(template);

	getContextType().resolve(buffer, this);

	IPreferenceStore prefs= JavaPlugin.getDefault().getPreferenceStore();
	boolean useCodeFormatter= prefs.getBoolean(PreferenceConstants.TEMPLATES_USE_CODEFORMATTER);

	IJavaProject project= getJavaProject();
	JavaFormatter formatter= new JavaFormatter(TextUtilities.getDefaultLineDelimiter(getDocument()), getIndentation(), useCodeFormatter, project);
	formatter.format(buffer, this);

	return buffer;
}
 

@Check
public void checkParameterSyntax(Variable variable) {
	//worst case check
	TemplateTranslator templateTranslator = new TemplateTranslator();
	String text = NodeModelUtils.getNode(variable).getText();
	try {
		templateTranslator.translate(text);
	} catch (TemplateException e) {
		error(templateTranslator.getErrorMessage(), variable, TemplatesPackage.Literals.VARIABLE__NAME);
	}
}
 

@Override
public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
	if (!canEvaluate(template))
		return null;

	TemplateTranslator translator = createTemplateTranslator();
	TemplateBuffer buffer = translator.translate(template);

	getContextType().resolve(buffer, this);

	return buffer;
}
 

/**
 * @since 2.3
 */
public TemplateBuffer evaluateForDisplay(Template template) throws BadLocationException, TemplateException {
	if (!canEvaluate(template))
		return null;

	TemplateTranslator translator = new TemplateTranslator();
	TemplateBuffer buffer = translator.translate(template);

	getContextType().resolve(buffer, this);

	return buffer;
}
 

@Override
public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {

    TemplateTranslator translator= new TemplateTranslator();
       TemplateBuffer buffer= translator.translate(template);
       
       templateBody = buffer.getString(); // required to process multiline 'line_selection' 

       getContextType().resolve(buffer, this);

	getIndentation();

	///* Indents the variables */
	//TemplateVariable[] variables = indentVariableOffsets(buffer, indentation.length());
	TemplateVariable[] variables = buffer.getVariables();
	
	/* Indents the template */
	String formattedTemplate = doIndent(buffer.getString(), variables, indents); 
	
	if (cutTemplateCRLF) {
	    if (formattedTemplate.endsWith("\r\n")) {
	        formattedTemplate = formattedTemplate.substring(0, formattedTemplate.length()-2);
	    } else if (formattedTemplate.endsWith("\n")) {
               formattedTemplate = formattedTemplate.substring(0, formattedTemplate.length()-1);
	    }
	}
	
	buffer.setContent(formattedTemplate, variables);
	
	return buffer;
}
 

@Override
public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
    if (!canEvaluate(template))
        return null;

    TemplateTranslator translator = createTemplateTranslator();
    TemplateBuffer buffer = translator.translate(template);

    getContextType().resolve(buffer, this);

    return buffer;
}
 

/**
 * @since 2.3
 */
public TemplateBuffer evaluateForDisplay(Template template) throws BadLocationException, TemplateException {
    if (!canEvaluate(template))
        return null;

    TemplateTranslator translator = new TemplateTranslator();
    TemplateBuffer buffer = translator.translate(template);

    getContextType().resolve(buffer, this);

    return buffer;
}
 

protected TemplateTranslator createTemplateTranslator() {
    try {
        int offset = getStart();
        IRegion lineRegion = getDocument().getLineInformationOfOffset(offset);
        String line = getDocument().get(lineRegion.getOffset(), lineRegion.getLength());
        int i = 0;
        // support for array items
        StringBuilder indentation = new StringBuilder();
        while (i < line.length()) {
            char indentSymbol = line.charAt(i);
            if (Character.isWhitespace(indentSymbol)) {
                indentation.append(indentSymbol);
                i++;
            } else if ('-' == indentSymbol) {// array item
                indentation.append(' ');
                i++;
            } else {
                break;
            }
        }
        if (i != 0)
            return new IndentationAwareTemplateTranslator(indentation.toString());
        return new TemplateTranslator();
    } catch (BadLocationException ex) {
        return new TemplateTranslator();
    }
}
 

@Override
	public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
		clear();

		if (!canEvaluate(template))
			throw new TemplateException(JavaTemplateMessages.Context_error_cannot_evaluate);

		TemplateTranslator translator= new TemplateTranslator() {
			@Override
			protected TemplateVariable createVariable(TemplateVariableType type, String name, int[] offsets) {
//				TemplateVariableResolver resolver= getContextType().getResolver(type.getName());
//				return resolver.createVariable();

				MultiVariable variable= new JavaVariable(type, name, offsets);
				fVariables.put(name, variable);
				return variable;
			}
		};
		TemplateBuffer buffer= translator.translate(template);

		getContextType().resolve(buffer, this);

		rewriteImports();

		IPreferenceStore prefs= JavaPlugin.getDefault().getPreferenceStore();
		boolean useCodeFormatter= prefs.getBoolean(PreferenceConstants.TEMPLATES_USE_CODEFORMATTER);

		IJavaProject project= getJavaProject();
		JavaFormatter formatter= new JavaFormatter(TextUtilities.getDefaultLineDelimiter(getDocument()), getIndentation(), useCodeFormatter, project);
		formatter.format(buffer, this);

		clear();

		return buffer;
	}
 

public TemplateBuffer evaluate(Template template, boolean fixIndentation) 
			throws BadLocationException, TemplateException {
		if (!canEvaluate(template))
			return null;
		
		TemplateTranslator translator= new TemplateTranslator();
		
		String pattern = template.getPattern();
//		if(fixIndentation) {
//			pattern = fixIndentation(pattern);
//		}
		TemplateBuffer buffer = translator.translate(pattern);
		
		getContextType().resolve(buffer, this);
		
		if(fixIndentation) {
			String delimiter = TextUtilities.getDefaultLineDelimiter(getDocument());
			JavaFormatter formatter = new JavaFormatter(delimiter) {
				@Override
				protected void indent(IDocument document) throws BadLocationException, MalformedTreeException {
					simpleIndent(document);
				}
			};
			formatter.format(buffer, this);
		}
		
		return buffer;
	}