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comparison dwtx/jface/text/templates/TemplateBuffer.d @ 129:eb30df5ca28b

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Added JFace Text sources
author Frank Benoit <benoit@tionex.de>
date Sat, 23 Aug 2008 19:10:48 +0200
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children c4fb132a086c
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128:8df1d4193877 129:eb30df5ca28b
1 /*******************************************************************************
2 * Copyright (c) 2000, 2006 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 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtx.jface.text.templates.TemplateBuffer;
14
15 import dwt.dwthelper.utils;
16
17 import dwtx.core.runtime.Assert;
18
19 /**
20 * A template buffer is a container for a string and variables.
21 * <p>
22 * Clients may instantiate this class.
23 * </p>
24 *
25 * @since 3.0
26 */
27 public final class TemplateBuffer {
28
29 /** The string of the template buffer */
30 private String fString;
31 /** The variable positions of the template buffer */
32 private TemplateVariable[] fVariables;
33
34 /**
35 * Creates a template buffer.
36 *
37 * @param string the string
38 * @param variables the variable positions
39 */
40 public TemplateBuffer(String string, TemplateVariable[] variables) {
41 setContent(string, variables);
42 }
43
44 /**
45 * Sets the content of the template buffer.
46 *
47 * @param string the string
48 * @param variables the variable positions
49 */
50 public final void setContent(String string, TemplateVariable[] variables) {
51 Assert.isNotNull(string);
52 Assert.isNotNull(variables);
53
54 // XXX assert non-overlapping variable properties
55
56 fString= string;
57 fVariables= copy(variables);
58 }
59
60 /**
61 * Returns a copy of the given array.
62 *
63 * @param array the array to be copied
64 * @return a copy of the given array or <code>null</code> when <code>array</code> is <code>null</code>
65 * @since 3.1
66 */
67 private static TemplateVariable[] copy(TemplateVariable[] array) {
68 if (array !is null) {
69 TemplateVariable[] copy= new TemplateVariable[array.length];
70 System.arraycopy(array, 0, copy, 0, array.length);
71 return copy;
72 }
73 return null;
74 }
75
76 /**
77 * Returns the string of the template buffer.
78 *
79 * @return the string representation of the template buffer
80 */
81 public final String getString() {
82 return fString;
83 }
84
85 /**
86 * Returns the variable positions of the template buffer. The returned array is
87 * owned by this variable and must not be modified.
88 *
89 * @return the variable positions of the template buffer
90 */
91 public final TemplateVariable[] getVariables() {
92 return fVariables;
93 }
94
95 }