1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/* XLogo4Schools - A Logo Interpreter specialized for use in schools, based on XLogo by Loic Le Coq
* Copyright (C) 2013 Marko Zivkovic
*
* Contact Information: marko88zivkovic at gmail dot com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version. This program is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details. You should have received a copy of the
* GNU General Public License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*
*
* This Java source code belongs to XLogo4Schools, written by Marko Zivkovic
* during his Bachelor thesis at the computer science department of ETH Zurich,
* in the year 2013 and/or during future work.
*
* It is a reengineered version of XLogo written by Loic Le Coq, published
* under the GPL License at http://xlogo.tuxfamily.org/
*
* Contents of this file were entirely written by Marko Zivkovic
*/
package xlogo.kernel.userspace;
import java.util.HashMap;
import java.util.Set;
public class PropertyListTable
{
/**
* For all Property Lists
*/
private HashMap<String, HashMap<String, String>> propList;
public PropertyListTable()
{
propList = new HashMap<String, HashMap<String,String>>();
}
/**
* This method adds in the property List called "name" a value for the
* corresponding key
*
* @param name
* The property List 's name
* @param key
* The key for the value to add
* @param value
* The value to add
*/
public void addPropList(String name, String key, String value)
{
if (!propList.containsKey(name))
{
propList.put(name, new HashMap<String, String>());
}
propList.get(name).put(key, value);
}
/**
* This method removes a Property List
*
* @param name
* The property List 's name
*/
public void removePropList(String name)
{
if (propList.containsKey(name))
{
propList.remove(name);
}
}
/**
* This method removes a couple (key, value) from a Property List
*
* @param name
* The property List 's name
* @param key
* The key to delete
*/
public void removePropList(String name, String key)
{
if (propList.containsKey(name))
{
if (propList.get(name).containsKey(key))
propList.get(name).remove(key);
if (propList.get(name).isEmpty())
propList.remove(name);
}
}
/**
* This method returns a list that contains all couple key value
*
* @param name
* The Property List's name
* @return A list with all keys-values
*/
public String displayPropList(String name)
{
if (propList.containsKey(name))
{
StringBuffer sb = new StringBuffer();
sb.append("[ ");
Set<String> set = propList.get(name).keySet();
for (String key : set)
{
sb.append(key);
sb.append(" ");
String value = propList.get(name).get(key);
if (value.startsWith("\""))
value = value.substring(1);
sb.append(value);
sb.append(" ");
}
sb.append("] ");
return sb.toString();
}
else
return "[ ] ";
}
/**
* This method return a value from a Property List
*
* @param name
* The Property List's name
* @param key
* The key for the chosen value
* @return The value for this key
*/
public String getPropList(String name, String key)
{
if (!propList.containsKey(name)) { return "[ ]"; }
if (!propList.get(name).containsKey(key))
return "[ ]";
return propList.get(name).get(key);
}
/**
* Returns all defined Property List names
*
* @return A list with all Property List names
*/
public Set<String> getPropListKeys()
{
return propList.keySet();
}
/**
* Delete all property Lists from the workspace
*/
public void deleteAllPropertyLists()
{
propList.clear();
}
}
|
