/*******************************************************************************
* Copyright (c) 2000, 2011 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package _org.eclipse.jdt.internal.corext.template.java;
import melnorme.lang.ide.core.ISourceFile;
import melnorme.lang.ide.ui.templates.LangTemplateContextType;
import org.eclipse.jface.text.templates.GlobalTemplateVariables;
import org.eclipse.jface.text.templates.SimpleTemplateVariableResolver;
import org.eclipse.jface.text.templates.TemplateContext;
import org.eclipse.jface.text.templates.TemplateVariableResolver;
/**
* Compilation unit context type.
*/
public abstract class CompilationUnitContextType extends LangTemplateContextType {
/* ----------------- ----------------- */
public CompilationUnitContextType() {
}
public CompilationUnitContextType(String id) {
super(id);
}
@Override
protected void addAdditionalResolvers() {
super.addAdditionalResolvers();
addResolver(new SurroundWithLineSelection());
addResolver(new File());
}
/* ----------------- ----------------- */
protected static class File extends TemplateVariableResolver {
public File() {
super("file", JavaTemplateMessages.CompilationUnitContextType_variable_description_file);
}
@Override
protected String resolve(TemplateContext context) {
ISourceFile unit= ((CompilationUnitContext) context).getCompilationUnit();
return (unit == null) ? null : unit.getLocation().toPath().getFileName().toString();
}
@Override
protected boolean isUnambiguous(TemplateContext context) {
return resolve(context) != null;
}
}
// protected static class ReturnType extends TemplateVariableResolver {
// public ReturnType() {
// super("return_type", JavaTemplateMessages.CompilationUnitContextType_variable_description_return_type); //$NON-NLS-1$
// }
// @Override
// protected String resolve(TemplateContext context) {
// IJavaElement element= ((CompilationUnitContext) context).findEnclosingElement(IJavaElement.METHOD);
// if (element == null)
// return null;
//
// try {
// return Signature.toString(((IMethod) element).getReturnType());
// } catch (JavaModelException e) {
// return null;
// }
// }
// }
// protected static class PrimaryTypeName extends TemplateVariableResolver {
// public PrimaryTypeName() {
// super("primary_type_name", JavaTemplateMessages.CompilationUnitContextType_variable_description_primary_type_name); //$NON-NLS-1$
//
// }
// @Override
// protected String resolve(TemplateContext context) {
// ICompilationUnit unit= ((CompilationUnitContext) context).getCompilationUnit();
// if (unit == null)
// return null;
// return JavaCore.removeJavaLikeExtension(unit.getElementName());
// }
//
// /*
// * @see org.eclipse.jface.text.templates.TemplateVariableResolver#isUnambiguous(org.eclipse.jface.text.templates.TemplateContext)
// */
// @Override
// protected boolean isUnambiguous(TemplateContext context) {
// return resolve(context) != null;
// }
// }
//
// protected static class EnclosingJavaElement extends TemplateVariableResolver {
// protected final int fElementType;
//
// public EnclosingJavaElement(String name, String description, int elementType) {
// super(name, description);
// fElementType= elementType;
// }
// @Override
// protected String resolve(TemplateContext context) {
// IJavaElement element= ((CompilationUnitContext) context).findEnclosingElement(fElementType);
// if (element instanceof IType)
// return JavaElementLabels.getElementLabel(element, JavaElementLabels.T_CONTAINER_QUALIFIED);
// return (element == null) ? null : element.getElementName();
// }
//
// /*
// * @see org.eclipse.jface.text.templates.TemplateVariableResolver#isUnambiguous(org.eclipse.jface.text.templates.TemplateContext)
// */
// @Override
// protected boolean isUnambiguous(TemplateContext context) {
// return resolve(context) != null;
// }
// }
//
// protected static class Method extends EnclosingJavaElement {
// public Method() {
// super("enclosing_method", JavaTemplateMessages.CompilationUnitContextType_variable_description_enclosing_method, IJavaElement.METHOD); //$NON-NLS-1$
// }
// }
//
// protected static class Type extends EnclosingJavaElement {
// public Type() {
// super("enclosing_type", JavaTemplateMessages.CompilationUnitContextType_variable_description_enclosing_type, IJavaElement.TYPE); //$NON-NLS-1$
// }
// }
///*
// protected static class SuperClass extends EnclosingJavaElement {
// public Type() {
// super("super_class", TemplateMessages.getString("JavaContextType.variable.description.type"), IJavaElement.TYPE);
// }
// }
//*/
// protected static class Package extends EnclosingJavaElement {
// public Package() {
// super("enclosing_package", JavaTemplateMessages.CompilationUnitContextType_variable_description_enclosing_package, IJavaElement.PACKAGE_FRAGMENT); //$NON-NLS-1$
// }
// }
//
// protected static class Project extends EnclosingJavaElement {
// public Project() {
// super("enclosing_project", JavaTemplateMessages.CompilationUnitContextType_variable_description_enclosing_project, IJavaElement.JAVA_PROJECT); //$NON-NLS-1$
// }
// }
///*
// protected static class Project2 extends TemplateVariableResolver {
// public Project2() {
// super("project", TemplateMessages.getString("JavaContextType.variable.description.project"));
// }
// public String evaluate(TemplateContext context) {
// ICompilationUnit unit= ((JavaContext) context).getUnit();
// return (unit == null) ? null : unit.getJavaProject().getElementName();
// }
// }
//*/
// protected static class Arguments extends TemplateVariableResolver {
// public Arguments() {
// super("enclosing_method_arguments", JavaTemplateMessages.CompilationUnitContextType_variable_description_enclosing_method_arguments); //$NON-NLS-1$
// }
// @Override
// protected String resolve(TemplateContext context) {
// IJavaElement element= ((CompilationUnitContext) context).findEnclosingElement(IJavaElement.METHOD);
// if (element == null)
// return null;
//
// IMethod method= (IMethod) element;
//
// try {
// String[] arguments= method.getParameterNames();
// StringBuffer buffer= new StringBuffer();
//
// for (int i= 0; i < arguments.length; i++) {
// if (i > 0)
// buffer.append(", "); //$NON-NLS-1$
// buffer.append(arguments[i]);
// }
//
// return buffer.toString();
//
// } catch (JavaModelException e) {
// return null;
// }
// }
// }
/*
protected static class Line extends TemplateVariableResolver {
public Line() {
super("line", TemplateMessages.getString("CompilationUnitContextType.variable.description.line"));
}
public String evaluate(TemplateContext context) {
return ((JavaTemplateContext) context).guessLineNumber();
}
}
*/
/**
* The line selection variable determines templates that work on selected lines.
* <p>
* This class contains additional description that tells about the
* 'Source > Surround With > ...' menu.</p>
*
* @since 3.7
* @see org.eclipse.jface.text.templates.GlobalTemplateVariables.LineSelection
*/
protected static class SurroundWithLineSelection extends SimpleTemplateVariableResolver {
/**
* Creates a new line selection variable
*/
public SurroundWithLineSelection() {
super(GlobalTemplateVariables.LineSelection.NAME,
JavaTemplateMessages.CompilationUnitContextType_variable_description_line_selection);
}
@Override
protected String resolve(TemplateContext context) {
String selection= context.getVariable(GlobalTemplateVariables.SELECTION);
if (selection == null)
return "";
return selection;
}
}
}