/
SekiroRequestHandlerManager.java
230 lines (197 loc) · 9.41 KB
/
SekiroRequestHandlerManager.java
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
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
package com.virjar.sekiro.api;
import android.text.TextUtils;
import com.virjar.sekiro.api.databind.ActionRequestHandlerGenerator;
import com.virjar.sekiro.api.databind.AutoBind;
import com.virjar.sekiro.api.databind.DirectMapGenerator;
import com.virjar.sekiro.api.databind.EmptyARCreateHelper;
import com.virjar.sekiro.api.databind.FieldBindGenerator;
import com.virjar.sekiro.api.databind.ICRCreateHelper;
import com.virjar.sekiro.netty.protocol.SekiroNatMessage;
import com.virjar.sekiro.utils.Defaults;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.TreeSet;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import io.netty.channel.Channel;
public class SekiroRequestHandlerManager {
private static final String action = "action";
private static final String actionList = "__actionList";
private Map<String, ActionRequestHandlerGenerator> requestHandlerMap = new HashMap<>();
private static final ConcurrentMap<Class, Field[]> fieldCache = new ConcurrentHashMap<>();
public void handleSekiroNatMessage(SekiroNatMessage sekiroNatMessage, Channel channel) {
SekiroRequest sekiroRequest = new SekiroRequest(sekiroNatMessage.getData(), sekiroNatMessage.getSerialNumber());
SekiroResponse sekiroResponse = new SekiroResponse(sekiroRequest, channel);
try {
sekiroRequest.getString("ensure mode parsed");
} catch (Exception e) {
sekiroResponse.failed(CommonRes.statusBadRequest, e);
return;
}
String action = sekiroRequest.getString(SekiroRequestHandlerManager.action);
if (TextUtils.isEmpty(action)) {
sekiroResponse.failed("the param:{" + SekiroRequestHandlerManager.action + "} not present");
return;
}
ActionRequestHandlerGenerator actionRequestHandlerGenerator = requestHandlerMap.get(action);
if (actionRequestHandlerGenerator == null) {
if (action.equals(actionList)) {
TreeSet<String> sortedActionSet = new TreeSet<>(requestHandlerMap.keySet());
sekiroResponse.success(sortedActionSet);
return;
} else {
sekiroResponse.failed("unknown action: " + action);
return;
}
}
HandlerThreadPool.post(sekiroRequest, sekiroResponse, actionRequestHandlerGenerator.gen(sekiroRequest));
// try {
// actionRequestHandlerGenerator.gen(sekiroRequest).handleRequest(sekiroRequest, sekiroResponse);
// } catch (Throwable throwable) {
// SekiroLogger.error("failed to generate action request handler", throwable);
// sekiroResponse.failed(CommonRes.statusError, throwable);
// }
}
public void registerHandler(String action, SekiroRequestHandler sekiroRequestHandler) {
if (TextUtils.isEmpty(action)) {
throw new IllegalArgumentException("action empty!!");
}
if (requestHandlerMap.containsKey(action)) {
throw new IllegalStateException("the request handler: " + sekiroRequestHandler + " for action:" + action + " registered already!!");
}
requestHandlerMap.put(action, toGenerator(sekiroRequestHandler));
}
@SuppressWarnings("unchecked")
private ActionRequestHandlerGenerator toGenerator(SekiroRequestHandler actionRequestHandler) {
Constructor<? extends SekiroRequestHandler>[] constructors = (Constructor<? extends SekiroRequestHandler>[]) actionRequestHandler.getClass().getDeclaredConstructors();
boolean canAutoCreateInstance = false;
ActionRequestHandlerGenerator instanceCreateHelper = null;
for (Constructor<? extends SekiroRequestHandler> constructor : constructors) {
if (constructor.getParameterTypes().length == 0) {
canAutoCreateInstance = true;
instanceCreateHelper = new EmptyARCreateHelper(actionRequestHandler.getClass());
break;
}
if (constructor.getParameterTypes().length == 1) {
if (SekiroRequest.class.isAssignableFrom(constructor.getParameterTypes()[0])) {
canAutoCreateInstance = true;
instanceCreateHelper = new ICRCreateHelper(constructor);
break;
} else if (actionRequestHandler.getClass().getName().startsWith(constructor.getParameterTypes()[0].getName())) {
// 可能是匿名内部类,这个时候也需要支持注入
//com.virjar.sekiro.demo.MainActivity$1$1
//com.virjar.sekiro.demo.MainActivity$1
String simpleInnerClassName = actionRequestHandler.getClass().getName().substring(constructor.getParameterTypes()[0].getName().length());
//$1
if (simpleInnerClassName.startsWith("$")) {
//确定是匿名内部类
//find out class object instance
Object outClassObjectInstance = null;
boolean hasAutoBindAnnotation = false;
for (Field field : actionRequestHandler.getClass().getDeclaredFields()) {
if (!field.isSynthetic()) {
continue;
}
AutoBind fieldAnnotation = field.getAnnotation(AutoBind.class);
if (fieldAnnotation != null) {
hasAutoBindAnnotation = true;
}
if (!field.getType().equals(constructor.getParameterTypes()[0])) {
continue;
}
field.setAccessible(true);
try {
outClassObjectInstance = field.get(actionRequestHandler);
break;
} catch (IllegalAccessException e) {
e.printStackTrace();
}
}
if (outClassObjectInstance != null && hasAutoBindAnnotation) {
// canAutoCreateInstance = true;
// Class<? extends SekiroRequestHandler> aClass = actionRequestHandler.getClass();
// instanceCreateHelper = new InnerClassCreateHelper(constructor, outClassObjectInstance);
// break;
//不支持匿名内部类的自动绑定
throw new IllegalStateException("can not bind attribute for InnerClass object");
}
}
}
}
}
if (!canAutoCreateInstance) {
return new DirectMapGenerator(actionRequestHandler);
}
Field[] fields = classFileds(actionRequestHandler.getClass());
List<Field> autoBindFields = new ArrayList<>();
Map<Field, Object> copyFiledMap = new HashMap<>();
for (Field field : fields) {
if (Modifier.isStatic(field.getModifiers())
|| field.isSynthetic()) {
continue;
}
try {
Object o = field.get(actionRequestHandler);
if (o != null) {
if (field.getType().isPrimitive() && Defaults.defaultValue(o.getClass()) == o) {
// int a =0;
// double =0;
continue;
}
copyFiledMap.put(field, o);
//continue;
}
} catch (Exception e) {
//ignore
}
autoBindFields.add(field);
}
if (autoBindFields.size() == 0) {
return new DirectMapGenerator(actionRequestHandler);
}
return new FieldBindGenerator(autoBindFields, instanceCreateHelper, copyFiledMap);
}
private static Field[] classFileds(Class clazz) {
if (clazz == Object.class) {
return new Field[0];
}
Field[] fields = fieldCache.get(clazz);
if (fields != null) {
return fields;
}
synchronized (clazz) {
fields = fieldCache.get(clazz);
if (fields != null) {
return fields;
}
ArrayList<Field> ret = new ArrayList<>();
ret.addAll(Arrays.asList(clazz.getDeclaredFields()));
ret.addAll(Arrays.asList(classFileds(clazz.getSuperclass())));
Iterator<Field> iterator = ret.iterator();
while (iterator.hasNext()) {
Field next = iterator.next();
if (Modifier.isStatic(next.getModifiers())) {
iterator.remove();
continue;
}
if (next.isSynthetic()) {
iterator.remove();
continue;
}
if (!next.isAccessible()) {
next.setAccessible(true);
}
}
fields = ret.toArray(new Field[0]);
fieldCache.put(clazz, fields);
}
return fields;
}
}