Java TemplateBuffer类代码示例

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@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;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Formats the template buffer.
 *
 * @param buffer
 * @param context
 * @throws BadLocationException
 */
public void format(TemplateBuffer buffer, TemplateContext context) throws BadLocationException {
  try {
    VariableTracker tracker = new VariableTracker(buffer);
    IDocument document = tracker.getDocument();

    internalFormat(document, context);
    convertLineDelimiters(document);
    if (!(context instanceof JavaDocContext) && !isReplacedAreaEmpty(context))
      trimStart(document);

    tracker.updateBuffer();
  } catch (MalformedTreeException e) {
    throw new BadLocationException();
  }
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@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;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@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 =
      true; // 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;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@Override
public String getAdditionalProposalInfo() {
    this.getContext().setReadOnly(true);
	TemplateBuffer templateBuffer;
	try {
		templateBuffer= this.getContext().evaluate(this.getTemplate());
	} 
	catch (BadLocationException | TemplateException ex) {
		String message = "<b>Error when resolving variables.</b><br>"
				+ "Nothing will be inserted<br><br>"
				+ escapeHTML(ex.getMessage());
		return message;
	}
	String info = escapeHTML(this.getTemplate().getDescription()) + 
			"<br><br><b>Inserts:</b><br>" + 
			escapeHTML(templateBuffer.getString());
	return info;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
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;
	}
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Formats the template buffer.
 * @param buffer
 * @param context
 * @throws BadLocationException
 */
public void format(TemplateBuffer buffer, TemplateContext context) throws BadLocationException {
	try {
		VariableTracker tracker= new VariableTracker(buffer);
		IDocument document= tracker.getDocument();

		internalFormat(document, context);
		convertLineDelimiters(document);
		if (!(context instanceof JavaDocContext) && !isReplacedAreaEmpty(context))
			trimStart(document);

		tracker.updateBuffer();
	} catch (MalformedTreeException e) {
		throw new BadLocationException();
	}
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@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;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Evaluates a 'java' template in the context of a compilation unit
 *
 * @param template the template to be evaluated
 * @param compilationUnit the compilation unit in which to evaluate the template
 * @param position the position inside the compilation unit for which to evaluate the template
 * @return the evaluated template
 * @throws CoreException in case the template is of an unknown context type
 * @throws BadLocationException in case the position is invalid in the compilation unit
 * @throws TemplateException in case the evaluation fails
 */
public static String evaluateTemplate(Template template, ICompilationUnit compilationUnit, int position) throws CoreException, BadLocationException, TemplateException {

	TemplateContextType contextType= JavaPlugin.getDefault().getTemplateContextRegistry().getContextType(template.getContextTypeId());
	if (!(contextType instanceof CompilationUnitContextType))
		throw new CoreException(new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, IStatus.ERROR, JavaTemplateMessages.JavaContext_error_message, null));

	IDocument document= new Document();
	if (compilationUnit != null && compilationUnit.exists())
		document.set(compilationUnit.getSource());

	CompilationUnitContext context= ((CompilationUnitContextType) contextType).createContext(document, position, 0, compilationUnit);
	context.setForceEvaluation(true);

	TemplateBuffer buffer= context.evaluate(template);
	if (buffer == null)
		return null;
	return buffer.getString();
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
@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;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
private static String fixEmptyVariables(TemplateBuffer buffer, String[] variables) throws MalformedTreeException, BadLocationException {
	IDocument doc= new Document(buffer.getString());
	int nLines= doc.getNumberOfLines();
	MultiTextEdit edit= new MultiTextEdit();
	HashSet<Integer> removedLines= new HashSet<Integer>();
	for (int i= 0; i < variables.length; i++) {
		TemplateVariable position= findVariable(buffer, variables[i]); // look if Javadoc tags have to be added
		if (position == null || position.getLength() > 0) {
			continue;
		}
		int[] offsets= position.getOffsets();
		for (int k= 0; k < offsets.length; k++) {
			int line= doc.getLineOfOffset(offsets[k]);
			IRegion lineInfo= doc.getLineInformation(line);
			int offset= lineInfo.getOffset();
			String str= doc.get(offset, lineInfo.getLength());
			if (Strings.containsOnlyWhitespaces(str) && nLines > line + 1 && removedLines.add(new Integer(line))) {
				int nextStart= doc.getLineOffset(line + 1);
				edit.addChild(new DeleteEdit(offset, nextStart - offset));
			}
		}
	}
	edit.apply(doc, 0);
	return doc.get();
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Returns template string to insert.
 * 
 * @param context the context to use when rendering the template
 * @return String to insert or null if none is to be inserted
 */
public final String getTemplateString(final TemplateContext context) {
    String templateString = null;

    if (useTemplateButton.getSelection()) {
        Template template = getSelectedTemplate();
        if (template != null) {
            try {
                TemplateBuffer buffer = context.evaluate(template);
                templateString = buffer.getString();
            } catch (BadLocationException | TemplateException e) {
                final String msg = "Unable to create template for new component";
                final IStatus status = new Status(IStatus.WARNING, ForceIdeEditorsPlugin.PLUGIN_ID, msg, e);
                logger().log(status);
            }
        }
    }

    return templateString;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Returns template string to insert.
 * 
 * @return String to insert or null if none is to be inserted
 */
String getTemplateString() {
	String templateString = null;

	Template template = getSelectedTemplate();
	if (template != null) {
		TemplateContextType contextType = GlassmakerUIPlugin.getDefault().getTemplateContextRegistry().getContextType(CardContextType.CONTEXT_TYPE);
		IDocument document = new Document();
		TemplateContext context = new DocumentTemplateContext(contextType, document, 0, 0);
		try {
			TemplateBuffer buffer = context.evaluate(template);
			templateString = buffer.getString();
		}
		catch (Exception e) {
			GlassmakerUIPlugin.logError("Could not create template for new html", e); 
		}
	}

	return templateString;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Returns template string to insert.
 * 
 * @return String to insert or null if none is to be inserted
 */
public String getTemplateString() {
    String templateString = null;

    Template template = getSelectedTemplate();
    if (template != null) {
        TemplateContextType contextType=SilverStripePDTPlugin.getDefault().getTemplateContextRegistry().getContextType(this._languageProvider.getTemplateContext());
        IDocument document = new Document();
        TemplateContext context = new DocumentTemplateContext(contextType, document, 0, 0);
        try {
            TemplateBuffer buffer = context.evaluate(template);
            templateString = buffer.getString();
        }
        catch (Exception e) {
            Logger.log(Logger.WARNING_DEBUG, "Could not create template for new html", e); //$NON-NLS-1$
        }
    }

    return templateString;
}
 

import org.eclipse.jface.text.templates.TemplateBuffer; //导入依赖的package包/类
/**
 * Formats the template buffer.
 * @param buffer
 * @param context
 * @throws BadLocationException
 */
public void format(TemplateBuffer buffer, CompilationUnitContext context) throws BadLocationException {
	try {
		VariableTracker tracker= new VariableTracker(buffer);
		IDocument document= tracker.getDocument();

		internalFormat(document, context);
		convertLineDelimiters(document);
		if (!(context instanceof JavaDocContext) && !isReplacedAreaEmpty(context))
			trimStart(document);

		tracker.updateBuffer();
	} catch (MalformedTreeException e) {
		throw new BadLocationException();
	}
}