01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
28: * Microsystems, Inc. All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: */
41: package org.netbeans.modules.gsfret.hints.infrastructure;
42:
43: import java.util.ArrayList;
44: import java.util.List;
45: import java.util.Set;
46: import org.netbeans.modules.gsf.api.HintsProvider;
47: import org.netbeans.modules.gsf.Language;
48: import org.netbeans.modules.gsf.LanguageRegistry;
49: import org.netbeans.napi.gsfret.source.CompilationInfo;
50: import org.netbeans.modules.gsfret.editor.semantic.ScanningCancellableTask;
51: import org.netbeans.spi.editor.hints.ErrorDescription;
52: import org.netbeans.spi.editor.hints.HintsController;
53:
54: /**
55: * Task which delegates to the language plugins for actual hints-computation
56: *
57: * @author Tor Norbye
58: */
59: public class HintsTask extends ScanningCancellableTask<CompilationInfo> {
60:
61: public HintsTask() {
62: }
63:
64: public void run(CompilationInfo info) throws Exception {
65: List<ErrorDescription> result = new ArrayList<ErrorDescription>();
66:
67: Set<String> mimeTypes = info.getEmbeddedMimeTypes();
68: for (String mimeType : mimeTypes) {
69: Language language = LanguageRegistry.getInstance()
70: .getLanguageByMimeType(mimeType);
71: if (language == null) {
72: continue;
73: }
74:
75: HintsProvider provider = language.getHintsProvider();
76:
77: if (provider == null) {
78: return;
79: }
80:
81: provider.computeHints(info, result);
82:
83: if (isCancelled()) {
84: return;
85: }
86: }
87:
88: HintsController.setErrors(info.getFileObject(), HintsTask.class
89: .getName(), result);
90: }
91: }
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