-
Notifications
You must be signed in to change notification settings - Fork 2.5k
/
KieModuleModelImpl.java
251 lines (208 loc) · 9.32 KB
/
KieModuleModelImpl.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
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
package org.drools.compiler.kproject.models;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.converters.MarshallingContext;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.xml.DomDriver;
import org.drools.core.util.AbstractXStreamConverter;
import org.kie.api.builder.model.KieBaseModel;
import org.kie.api.builder.model.KieModuleModel;
import org.xml.sax.SAXException;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import static org.drools.core.util.IoUtils.readBytesFromInputStream;
public class KieModuleModelImpl implements KieModuleModel {
public static String KMODULE_JAR_PATH = "META-INF/kmodule.xml";
public static String KMODULE_INFO_JAR_PATH = "META-INF/kmodule.info";
public static String KMODULE_SRC_PATH = "src/main/resources/" + KMODULE_JAR_PATH;
private Map<String, KieBaseModel> kBases = new HashMap<String, KieBaseModel>();
public KieModuleModelImpl() { }
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#addKBase(org.kie.kModule.KieBaseModelImpl)
*/
public KieBaseModel newKieBaseModel(String name) {
KieBaseModel kbase = new KieBaseModelImpl(this, name);
Map<String, KieBaseModel> newMap = new HashMap<String, KieBaseModel>();
newMap.putAll( this.kBases );
newMap.put( kbase.getName(), kbase );
setKBases( newMap );
return kbase;
}
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#removeKieBaseModel(org.kie.kModule.KieBaseModel)
*/
public void removeKieBaseModel(String qName) {
Map<String, KieBaseModel> newMap = new HashMap<String, KieBaseModel>();
newMap.putAll( this.kBases );
newMap.remove( qName );
setKBases( newMap );
}
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#removeKieBaseModel(org.kie.kModule.KieBaseModel)
*/
public void moveKBase(String oldQName, String newQName) {
Map<String, KieBaseModel> newMap = new HashMap<String, KieBaseModel>();
newMap.putAll( this.kBases );
KieBaseModel kieBaseModel = newMap.remove( oldQName );
newMap.put( newQName, kieBaseModel);
setKBases( newMap );
}
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#getKieBaseModels()
*/
public Map<String, KieBaseModel> getKieBaseModels() {
return Collections.unmodifiableMap( kBases );
}
public Map<String, KieBaseModel> getRawKieBaseModels() {
return kBases;
}
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#setKBases(java.util.Map)
*/
private void setKBases(Map<String, KieBaseModel> kBases) {
this.kBases = kBases;
}
void changeKBaseName(KieBaseModel kieBase, String oldName, String newName) {
kBases.remove(oldName);
kBases.put(newName, kieBase);
}
/* (non-Javadoc)
* @see org.kie.kModule.KieProject#toString()
*/
@Override
public String toString() {
return "KieModuleModel [kbases=" + kBases + "]";
}
private static final String KMODULE_XSD =
"<kmodule xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" \n" +
" xmlns=\"http://jboss.org/kie/6.0.0/kmodule\""; // missed end >, so we can cater for />
public String toXML() {
String xml = MARSHALLER.toXML(this);
return KMODULE_XSD + xml.substring("<kmodule".length()); // missed end >, so we can cater for />
}
public static KieModuleModel fromXML(InputStream kModuleStream) {
return MARSHALLER.fromXML(kModuleStream);
}
public static KieModuleModel fromXML(java.io.File kModuleFile) {
return MARSHALLER.fromXML(kModuleFile);
}
public static KieModuleModel fromXML(URL kModuleUrl) {
return MARSHALLER.fromXML(kModuleUrl);
}
public static KieModuleModel fromXML(String kModuleString) {
return MARSHALLER.fromXML(kModuleString);
}
private static final kModuleMarshaller MARSHALLER = new kModuleMarshaller();
private static class kModuleMarshaller {
private final XStream xStream = new XStream(new DomDriver());
private kModuleMarshaller() {
xStream.registerConverter(new kModuleConverter());
xStream.registerConverter(new KieBaseModelImpl.KBaseConverter());
xStream.registerConverter(new KieSessionModelImpl.KSessionConverter());
xStream.registerConverter(new ListenerModelImpl.ListenerConverter());
xStream.registerConverter(new QualifierModelImpl.QualifierConverter());
xStream.registerConverter(new WorkItemHandlerModelImpl.WorkItemHandelerConverter());
xStream.alias("kmodule", KieModuleModelImpl.class);
xStream.alias("kbase", KieBaseModelImpl.class);
xStream.alias("ksession", KieSessionModelImpl.class);
xStream.alias("listener", ListenerModelImpl.class);
xStream.alias("qualifier", QualifierModelImpl.class);
xStream.alias("workItemHandler", WorkItemHandlerModelImpl.class);
}
public String toXML(KieModuleModel kieProject) {
return xStream.toXML(kieProject);
}
public KieModuleModel fromXML(InputStream kModuleStream) {
byte[] bytes = null;
try {
bytes = readBytesFromInputStream(kModuleStream);
} catch (IOException e) {
throw new RuntimeException(e);
}
KieModuleValidator.validate(new ByteArrayInputStream(bytes));
return (KieModuleModel)xStream.fromXML(new ByteArrayInputStream(bytes));
}
public KieModuleModel fromXML(java.io.File kModuleFile) {
KieModuleValidator.validate(kModuleFile);
return (KieModuleModel)xStream.fromXML(kModuleFile);
}
public KieModuleModel fromXML(URL kModuleUrl) {
KieModuleValidator.validate(kModuleUrl);
return (KieModuleModel)xStream.fromXML(kModuleUrl);
}
public KieModuleModel fromXML(String kModuleString) {
KieModuleValidator.validate(kModuleString);
return (KieModuleModel)xStream.fromXML(kModuleString);
}
}
public static class kModuleConverter extends AbstractXStreamConverter {
public kModuleConverter() {
super(KieModuleModelImpl.class);
}
public void marshal(Object value, HierarchicalStreamWriter writer, MarshallingContext context) {
KieModuleModelImpl kModule = (KieModuleModelImpl) value;
for ( KieBaseModel kBaseModule : kModule.getKieBaseModels().values() ) {
writeObject( writer, context, "kbase", kBaseModule);
}
}
public Object unmarshal(HierarchicalStreamReader reader, final UnmarshallingContext context) {
final KieModuleModelImpl kModule = new KieModuleModelImpl();
readNodes(reader, new AbstractXStreamConverter.NodeReader() {
public void onNode(HierarchicalStreamReader reader, String name, String value) {
if ("kbase".equals(name)) {
KieBaseModelImpl kBaseModule = readObject( reader, context, KieBaseModelImpl.class );
kModule.getRawKieBaseModels().put( kBaseModule.getName(), kBaseModule );
kBaseModule.setKModule(kModule);
}
}
});
return kModule;
}
}
private static class KieModuleValidator {
private static final Schema schema = loadSchema();
private static Schema loadSchema() {
SchemaFactory factory = SchemaFactory.newInstance("http://www.w3.org/2001/XMLSchema");
try {
URL url = KieModuleModel.class.getClassLoader().getResource("org/kie/api/kmodule.xsd");
return factory.newSchema(url);
} catch (SAXException ex ) {
throw new RuntimeException( "Unable to load XSD", ex );
}
}
private static void validate(InputStream kModuleStream) {
validate(new StreamSource(kModuleStream));
}
private static void validate(java.io.File kModuleFile) {
validate(new StreamSource(kModuleFile));
}
private static void validate(URL kModuleUrl) {
try {
validate(new StreamSource(kModuleUrl.toURI().toString()));
} catch (URISyntaxException e) {
throw new RuntimeException(e);
}
}
private static void validate(String kModuleString) {
validate(new StreamSource(new ByteArrayInputStream(kModuleString.getBytes())));
}
private static void validate(Source source) {
try {
schema.newValidator().validate(source);
} catch (Exception ex) {
throw new RuntimeException(ex);
}
}
}
}