1 | package de.ugoe.cs.quest.plugin.mfc.eventcore; |
---|
2 | |
---|
3 | import java.util.HashMap; |
---|
4 | import java.util.Map; |
---|
5 | |
---|
6 | import de.ugoe.cs.quest.plugin.mfc.guimodel.MFCGUIElement; |
---|
7 | |
---|
8 | /** |
---|
9 | * <p> |
---|
10 | * Contains all informations about a windows message, i.e., all parameters that are read when a |
---|
11 | * windows message is parsed as well as its target, hwnd, etc. |
---|
12 | * </p> |
---|
13 | * |
---|
14 | * @author Steffen Herbold |
---|
15 | * @version 1.0 |
---|
16 | * |
---|
17 | */ |
---|
18 | public class WindowsMessage { |
---|
19 | |
---|
20 | /** |
---|
21 | * <p> |
---|
22 | * Type of the message. |
---|
23 | * </p> |
---|
24 | */ |
---|
25 | final WindowsMessageType type; |
---|
26 | |
---|
27 | /** |
---|
28 | * <p> |
---|
29 | * LPARAM of the message. Default: 0 |
---|
30 | * </p> |
---|
31 | */ |
---|
32 | private long LPARAM = 0; |
---|
33 | |
---|
34 | /** |
---|
35 | * <p> |
---|
36 | * WPARAM of the message. Default: 0 |
---|
37 | * </p> |
---|
38 | */ |
---|
39 | private long WPARAM = 0; |
---|
40 | |
---|
41 | /** |
---|
42 | * <p> |
---|
43 | * A map of all parameters, associated with the message, created during the parsing of messages |
---|
44 | * from the logs {@code param}-nodes. |
---|
45 | * </p> |
---|
46 | */ |
---|
47 | private Map<String, Object> params = new HashMap<String, Object>(); |
---|
48 | |
---|
49 | /** |
---|
50 | * <p> |
---|
51 | * the target GUI element to which the message was sent |
---|
52 | * </p> |
---|
53 | */ |
---|
54 | private MFCGUIElement target; |
---|
55 | |
---|
56 | /** |
---|
57 | * <p> |
---|
58 | * an XML representation of the target to preserve it as it was when this message was created |
---|
59 | * </p> |
---|
60 | */ |
---|
61 | protected String targetXML; |
---|
62 | |
---|
63 | /** |
---|
64 | * <p> |
---|
65 | * Constructor. Creates a new message with a given message type. |
---|
66 | * </p> |
---|
67 | * |
---|
68 | * @param type |
---|
69 | * type of the message |
---|
70 | * @param currentMessageParameters |
---|
71 | * @param target |
---|
72 | */ |
---|
73 | public WindowsMessage(WindowsMessageType type, |
---|
74 | MFCGUIElement target, |
---|
75 | Map<String, Object> messageParameters) |
---|
76 | { |
---|
77 | this.type = type; |
---|
78 | setTarget(target); |
---|
79 | |
---|
80 | for (Map.Entry<String, Object> entry : messageParameters.entrySet()) { |
---|
81 | addParameter(entry.getKey(), entry.getValue()); |
---|
82 | } |
---|
83 | } |
---|
84 | |
---|
85 | /** |
---|
86 | * <p> |
---|
87 | * Constructor. Creates a new message with a given message type. |
---|
88 | * </p> |
---|
89 | * |
---|
90 | * @param type |
---|
91 | * type of the message |
---|
92 | */ |
---|
93 | public WindowsMessage(WindowsMessageType type) |
---|
94 | { |
---|
95 | this.type = type; |
---|
96 | } |
---|
97 | |
---|
98 | /** |
---|
99 | * <p> |
---|
100 | * Adds a parameter to the message. |
---|
101 | * </p> |
---|
102 | * |
---|
103 | * @param type |
---|
104 | * type descriptor of the parameter |
---|
105 | * @param value |
---|
106 | * value of the parameter |
---|
107 | */ |
---|
108 | public void addParameter(String type, Object value) { |
---|
109 | params.put(type, value); |
---|
110 | if (type.equals("LPARAM")) { |
---|
111 | LPARAM = (Long) value; |
---|
112 | } |
---|
113 | else if (type.equals("WPARAM")) { |
---|
114 | WPARAM = (Long) value; |
---|
115 | } |
---|
116 | } |
---|
117 | |
---|
118 | /** |
---|
119 | * <p> |
---|
120 | * Returns the type of the message. |
---|
121 | * </p> |
---|
122 | * |
---|
123 | * @return type of the message |
---|
124 | */ |
---|
125 | public WindowsMessageType getType() { |
---|
126 | return type; |
---|
127 | } |
---|
128 | |
---|
129 | /** |
---|
130 | * <p> |
---|
131 | * TODO: comment |
---|
132 | * </p> |
---|
133 | * |
---|
134 | * @param target2 |
---|
135 | */ |
---|
136 | public void setTarget(MFCGUIElement target) { |
---|
137 | this.target = target; |
---|
138 | this.targetXML = target.toXML(); |
---|
139 | } |
---|
140 | |
---|
141 | /** |
---|
142 | * <p> |
---|
143 | * TODO: comment |
---|
144 | * </p> |
---|
145 | * |
---|
146 | * @return |
---|
147 | */ |
---|
148 | public MFCGUIElement getTarget() { |
---|
149 | return target; |
---|
150 | } |
---|
151 | |
---|
152 | /** |
---|
153 | * <p> |
---|
154 | * Returns the value of a parameter, given its type. If the parameter is not found, {@code null} |
---|
155 | * is returned. |
---|
156 | * </p> |
---|
157 | * |
---|
158 | * @param type |
---|
159 | * type of the parameter |
---|
160 | * @return value of the parameter |
---|
161 | */ |
---|
162 | public Object getParameter(String type) { |
---|
163 | return params.get(type); |
---|
164 | } |
---|
165 | |
---|
166 | /** |
---|
167 | * <p> |
---|
168 | * Two {@link WindowsMessage} are equal, if their {@link #type}, {@link #xmlWindowDescription}, |
---|
169 | * and {@link #params} are equal. |
---|
170 | * </p> |
---|
171 | * |
---|
172 | * @see java.lang.Object#equals(java.lang.Object) |
---|
173 | */ |
---|
174 | @Override |
---|
175 | public boolean equals(Object other) { |
---|
176 | if (other == this) { |
---|
177 | return true; |
---|
178 | } |
---|
179 | boolean isEqual = false; |
---|
180 | if (other instanceof WindowsMessage) { |
---|
181 | isEqual = |
---|
182 | ((WindowsMessage) other).type == this.type && |
---|
183 | ((WindowsMessage) other).target.equals(this.target) && |
---|
184 | ((WindowsMessage) other).params.equals(this.params); |
---|
185 | } |
---|
186 | return isEqual; |
---|
187 | } |
---|
188 | |
---|
189 | /* |
---|
190 | * (non-Javadoc) |
---|
191 | * |
---|
192 | * @see java.lang.Object#hashCode() |
---|
193 | */ |
---|
194 | @Override |
---|
195 | public int hashCode() { |
---|
196 | int multiplier = 17; |
---|
197 | int hash = 42; |
---|
198 | |
---|
199 | hash = multiplier * hash + type.hashCode(); |
---|
200 | hash = multiplier * hash + target.hashCode(); |
---|
201 | hash = multiplier * hash + params.hashCode(); |
---|
202 | |
---|
203 | return hash; |
---|
204 | } |
---|
205 | |
---|
206 | /** |
---|
207 | * <p> |
---|
208 | * Returns a string representation of the message of the form "msg[target=HWND;type=TYPE]". |
---|
209 | * </p> |
---|
210 | * |
---|
211 | * @see java.lang.Object#toString() |
---|
212 | */ |
---|
213 | @Override |
---|
214 | public String toString() { |
---|
215 | return "msg[target=" + getParameter("window.hwnd") + ";type=" + type + "]"; |
---|
216 | } |
---|
217 | |
---|
218 | /** |
---|
219 | * <p> |
---|
220 | * Returns the LPARAM of a message. |
---|
221 | * </p> |
---|
222 | * |
---|
223 | * @return LPARAM of the message |
---|
224 | */ |
---|
225 | public long getLPARAM() { |
---|
226 | return LPARAM; |
---|
227 | } |
---|
228 | |
---|
229 | /** |
---|
230 | * <p> |
---|
231 | * Returns the WPARAM of a message. |
---|
232 | * </p> |
---|
233 | * |
---|
234 | * @return WPARAM of the message |
---|
235 | */ |
---|
236 | public long getWPARAM() { |
---|
237 | return WPARAM; |
---|
238 | } |
---|
239 | |
---|
240 | /** |
---|
241 | * <p> |
---|
242 | * Returns the number of parameters stored together with this message. |
---|
243 | * </p> |
---|
244 | * |
---|
245 | * @return number of parameters stored with this message |
---|
246 | */ |
---|
247 | public int getNumParams() { |
---|
248 | return params.size(); |
---|
249 | } |
---|
250 | |
---|
251 | /** |
---|
252 | * <p> |
---|
253 | * TODO: comment |
---|
254 | * </p> |
---|
255 | * |
---|
256 | * @return |
---|
257 | */ |
---|
258 | protected Map<String, Object> getParameters() { |
---|
259 | return params; |
---|
260 | } |
---|
261 | |
---|
262 | /** |
---|
263 | * <p> |
---|
264 | * TODO: comment |
---|
265 | * </p> |
---|
266 | * |
---|
267 | * @return |
---|
268 | */ |
---|
269 | public String getTargetXML() { |
---|
270 | return targetXML; |
---|
271 | } |
---|
272 | |
---|
273 | } |
---|