1
14
15 package com.liferay.portal.tools;
16
17 import com.liferay.portal.kernel.util.StringUtil;
18 import com.liferay.portal.kernel.xml.Document;
19 import com.liferay.portal.kernel.xml.DocumentException;
20 import com.liferay.portal.kernel.xml.Element;
21 import com.liferay.portal.kernel.xml.SAXReaderUtil;
22 import com.liferay.portal.tools.servicebuilder.ServiceBuilder;
23 import com.liferay.portal.util.InitUtil;
24
25 import com.thoughtworks.qdox.JavaDocBuilder;
26 import com.thoughtworks.qdox.model.DocletTag;
27 import com.thoughtworks.qdox.model.JavaClass;
28 import com.thoughtworks.qdox.model.JavaMethod;
29 import com.thoughtworks.qdox.model.JavaParameter;
30 import com.thoughtworks.qdox.model.Type;
31
32 import java.io.File;
33 import java.io.IOException;
34
35 import java.util.Iterator;
36 import java.util.LinkedHashSet;
37 import java.util.Set;
38
39
44 public class InstanceWrapperBuilder {
45
46 public static void main(String[] args) {
47 InitUtil.initWithSpring();
48
49 if (args.length == 1) {
50 new InstanceWrapperBuilder(args[0]);
51 }
52 else {
53 throw new IllegalArgumentException();
54 }
55 }
56
57 public InstanceWrapperBuilder(String xml) {
58 try {
59 File file = new File(xml);
60
61 Document doc = null;
62
63 try {
64 doc = SAXReaderUtil.read(file);
65 }
66 catch (DocumentException de) {
67 de.printStackTrace();
68 }
69
70 Element root = doc.getRootElement();
71
72 Iterator<Element> itr = root.elements(
73 "instance-wrapper").iterator();
74
75 while (itr.hasNext()) {
76 Element instanceWrapper = itr.next();
77
78 String parentDir = instanceWrapper.attributeValue("parent-dir");
79 String srcFile = instanceWrapper.attributeValue("src-file");
80
81 _createIW(parentDir, srcFile);
82 }
83 }
84 catch (Exception e) {
85 e.printStackTrace();
86 }
87 }
88
89 private void _createIW(String parentDir, String srcFile)
90 throws IOException {
91
92 JavaClass javaClass = _getJavaClass(parentDir, srcFile);
93
94 JavaMethod[] methods = javaClass.getMethods();
95
96 StringBuilder sb = new StringBuilder();
97
98
100 sb.append("package " + javaClass.getPackage().getName() + ";");
101
102
104 sb.append("public class " + javaClass.getName() + "_IW {");
105
106
108 sb.append("public static " + javaClass.getName() + "_IW getInstance() {");
109 sb.append("return _instance;");
110 sb.append("}\n");
111
112 for (int i = 0; i < methods.length; i++) {
113 JavaMethod javaMethod = methods[i];
114
115 String methodName = javaMethod.getName();
116
117 if (!javaMethod.isPublic() || !javaMethod.isStatic()) {
118 continue;
119 }
120
121 if (methodName.equals("getInstance")) {
122 methodName = "getWrappedInstance";
123 }
124
125 DocletTag[] docletTags = javaMethod.getTagsByName("deprecated");
126
127 if ((docletTags != null) && (docletTags.length > 0)) {
128 sb.append("\t/**\n");
129 sb.append("\t * @deprecated\n");
130 sb.append("\t */\n");
131 }
132
133 sb.append("public " + javaMethod.getReturns().getValue() + _getDimensions(javaMethod.getReturns()) + " " + methodName + "(");
134
135 JavaParameter[] parameters = javaMethod.getParameters();
136
137 for (int j = 0; j < parameters.length; j++) {
138 JavaParameter javaParameter = parameters[j];
139
140 sb.append(javaParameter.getType().getValue() + javaParameter.getGenericsName() + _getDimensions(javaParameter.getType()) + " " + javaParameter.getName());
141
142 if ((j + 1) != parameters.length) {
143 sb.append(", ");
144 }
145 }
146
147 sb.append(")");
148
149 Type[] thrownExceptions = javaMethod.getExceptions();
150
151 Set<String> newExceptions = new LinkedHashSet<String>();
152
153 for (int j = 0; j < thrownExceptions.length; j++) {
154 Type thrownException = thrownExceptions[j];
155
156 newExceptions.add(thrownException.getValue());
157 }
158
159 if (newExceptions.size() > 0) {
160 sb.append(" throws ");
161
162 Iterator<String> itr = newExceptions.iterator();
163
164 while (itr.hasNext()) {
165 sb.append(itr.next());
166
167 if (itr.hasNext()) {
168 sb.append(", ");
169 }
170 }
171 }
172
173 sb.append("{\n");
174
175 if (!javaMethod.getReturns().getValue().equals("void")) {
176 sb.append("return ");
177 }
178
179 sb.append(javaClass.getName() + "." + javaMethod.getName() + "(");
180
181 for (int j = 0; j < parameters.length; j++) {
182 JavaParameter javaParameter = parameters[j];
183
184 sb.append(javaParameter.getName());
185
186 if ((j + 1) != parameters.length) {
187 sb.append(", ");
188 }
189 }
190
191 sb.append(");");
192 sb.append("}\n");
193 }
194
195
197 sb.append("private " + javaClass.getName() + "_IW() {");
198 sb.append("}");
199
200
202 sb.append("private static " + javaClass.getName() + "_IW _instance = new " + javaClass.getName() + "_IW();");
203
204
206 sb.append("}");
207
208
210 File file = new File(parentDir + "/" + StringUtil.replace(javaClass.getPackage().getName(), ".", "/") + "/" + javaClass.getName() + "_IW.java");
211
212 ServiceBuilder.writeFile(file, sb.toString());
213 }
214
215 private String _getDimensions(Type type) {
216 String dimensions = "";
217
218 for (int i = 0; i < type.getDimensions(); i++) {
219 dimensions += "[]";
220 }
221
222 return dimensions;
223 }
224
225 private JavaClass _getJavaClass(String parentDir, String srcFile)
226 throws IOException {
227
228 String className = StringUtil.replace(
229 srcFile.substring(0, srcFile.length() - 5), "/", ".");
230
231 JavaDocBuilder builder = new JavaDocBuilder();
232
233 builder.addSource(new File(parentDir + "/" + srcFile));
234
235 return builder.getClassByName(className);
236 }
237
238 }