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1 | /******************************************************************************* |
2 | * Copyright (c) 2005, 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.List; | |
14 | ||
15 | import org.eclipse.jface.text.templates.TemplateContext; | |
16 | import org.eclipse.jface.text.templates.TemplateVariable; | |
17 | import org.eclipse.jface.text.templates.TemplateVariableResolver; | |
18 | ||
19 | import org.eclipse.jdt.internal.corext.template.java.CompilationUnitCompletion.Variable; | |
20 | ||
21 | import org.eclipse.jdt.internal.ui.text.template.contentassist.MultiVariable; | |
22 | ||
23 | ||
24 | public class ElementTypeResolver extends TemplateVariableResolver { | |
25 | ||
26 | public ElementTypeResolver() { | |
27 | } | |
28 | ||
29 | /* | |
30 | * @see org.eclipse.jface.text.templates.TemplateVariableResolver#resolve(org.eclipse.jface.text.templates.TemplateVariable, org.eclipse.jface.text.templates.TemplateContext) | |
31 | * @since 3.3 | |
32 | */ | |
33 | @Override | |
34 | public void resolve(TemplateVariable variable, TemplateContext context) { | |
35 | if (!(variable instanceof MultiVariable)) { | |
36 | super.resolve(variable, context); | |
37 | return; | |
38 | } | |
39 | MultiVariable mv= (MultiVariable) variable; | |
40 | List<String> params= variable.getVariableType().getParams(); | |
41 | if (params.isEmpty()) { | |
42 | super.resolve(variable, context); | |
43 | return; | |
44 | } | |
45 | ||
46 | JavaContext jc= (JavaContext) context; | |
47 | String reference= params.get(0); | |
48 | TemplateVariable refVar= jc.getTemplateVariable(reference); | |
49 | if (refVar instanceof JavaVariable) { | |
50 | JavaVariable jvar= (JavaVariable) refVar; | |
51 | resolve(mv, jvar, jc); | |
52 | return; | |
53 | } | |
54 | ||
55 | super.resolve(variable, context); | |
56 | } | |
57 | ||
58 | private void resolve(MultiVariable variable, JavaVariable master, JavaContext context) { | |
59 | Object[] choices= master.getChoices(); | |
60 | if (choices instanceof Variable[]) { | |
61 | Variable[] variables= (Variable[]) choices; | |
62 | ||
63 | for (int i= 0; i < variables.length; i++) | |
64 | variable.setChoices(variables[i], variables[i].getMemberTypeNames()); | |
65 | ||
66 | context.addDependency(master, variable); | |
67 | variable.setKey(master.getCurrentChoice()); | |
68 | } else { | |
69 | super.resolve(variable, context); | |
70 | } | |
71 | } | |
72 | } |