|
1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
|
2 // Use of this source code is governed by a BSD-style license that can be |
|
3 // found in the LICENSE file. |
|
4 |
|
5 package org.chromium.debug.core.model; |
|
6 |
|
7 import java.util.ArrayList; |
|
8 import java.util.List; |
|
9 import java.util.SortedMap; |
|
10 |
|
11 import org.chromium.sdk.JsArray; |
|
12 import org.chromium.sdk.JsVariable; |
|
13 import org.eclipse.debug.core.DebugException; |
|
14 import org.eclipse.debug.core.model.IIndexedValue; |
|
15 import org.eclipse.debug.core.model.IVariable; |
|
16 |
|
17 /** |
|
18 * An IIndexedValue implementation for an array element range using a JsArray |
|
19 * instance. |
|
20 */ |
|
21 public class ArrayValue extends Value implements IIndexedValue { |
|
22 |
|
23 private final IVariable[] elements; |
|
24 |
|
25 public ArrayValue(IChromiumDebugTarget debugTarget, JsArray array) { |
|
26 super(debugTarget, array); |
|
27 this.elements = createElements(); |
|
28 } |
|
29 |
|
30 private IVariable[] createElements() { |
|
31 SortedMap<Integer, ? extends JsVariable> elements = ((JsArray) getJsValue()).toSparseArray(); |
|
32 List<IVariable> variables = new ArrayList<IVariable>(elements.size()); |
|
33 for (JsVariable jsVar : elements.values()) { |
|
34 variables.add(new Variable(getDebugTarget(), jsVar, false)); |
|
35 } |
|
36 return variables.toArray(new IVariable[variables.size()]); |
|
37 } |
|
38 |
|
39 public int getInitialOffset() { |
|
40 return 0; |
|
41 } |
|
42 |
|
43 public int getSize() throws DebugException { |
|
44 return elements.length; |
|
45 } |
|
46 |
|
47 public IVariable getVariable(int offset) throws DebugException { |
|
48 return elements[offset]; |
|
49 } |
|
50 |
|
51 public IVariable[] getVariables(int offset, int length) throws DebugException { |
|
52 IVariable[] result = new IVariable[length]; |
|
53 System.arraycopy(elements, offset, result, 0, length); |
|
54 return result; |
|
55 } |
|
56 |
|
57 @Override |
|
58 public IVariable[] getVariables() throws DebugException { |
|
59 return elements; |
|
60 } |
|
61 |
|
62 @Override |
|
63 public boolean hasVariables() throws DebugException { |
|
64 return elements.length > 0; |
|
65 } |
|
66 |
|
67 } |