case-study/jdt-before/core extension/org/eclipse/jdt/internal/corext/template/java/StaticImportResolver.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2011 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.corext.template.java;
  12
  13 import java.util.Iterator;
  14 import java.util.List;
  15
  16 import org.eclipse.jface.text.templates.TemplateContext;
  17 import org.eclipse.jface.text.templates.TemplateVariable;
  18 import org.eclipse.jface.text.templates.TemplateVariableResolver;
  19
  20 /**
  21  *  Variable resolver for variable <code>importStatic</code>. Resolves to
  22  *  static import statements.
  23  *
  24  *  @since 3.4
  25  */
  26 public class StaticImportResolver extends TemplateVariableResolver {
  27
  28         public StaticImportResolver(String type, String description) {
  29                 super(type, description);
  30         }
  31
  32         /**
  33          * Default ctor for instantiation by the extension point.
  34          */
  35         public StaticImportResolver() {
  36         }
  37
  38         /* (non-Javadoc)
  39          * @see org.eclipse.jface.text.templates.TemplateVariableResolver#resolve(org.eclipse.jface.text.templates.TemplateVariable, org.eclipse.jface.text.templates.TemplateContext)
  40          */
  41         @Override
  42         public void resolve(TemplateVariable variable, TemplateContext context) {
  43                 variable.setUnambiguous(true);
  44                 variable.setValue(""); //$NON-NLS-1$
  45
  46                 if (context instanceof JavaContext) {
  47                         JavaContext jc= (JavaContext) context;
  48                         List<String> params= variable.getVariableType().getParams();
  49                         if (params.size() > 0) {
  50                                 for (Iterator<String> iterator= params.iterator(); iterator.hasNext();) {
  51                                         String qualifiedMemberName= iterator.next();
  52                                         jc.addStaticImport(qualifiedMemberName);
  53                                 }
  54                         }
  55                 } else {
  56                         super.resolve(variable, context);
  57                 }
  58         }
  59
  60         /* (non-Javadoc)
  61          * @see org.eclipse.jface.text.templates.TemplateVariableResolver#resolveAll(org.eclipse.jface.text.templates.TemplateContext)
  62          */
  63         @Override
  64         protected String[] resolveAll(TemplateContext context) {
  65                 return new String[0];
  66         }
  67
  68 }