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1
30 package com.genimen.djeneric.tools.strongtyper;
31
32 import java.util.ArrayList  ;
33 import java.util.Arrays ;
34
35 import com.genimen.djeneric.repository.DjDomain;
36 import com.genimen.djeneric.repository.DjExtent;
37 import com.genimen.djeneric.repository.DjPersistenceManager;
38 import com.genimen.djeneric.repository.DjProperty;
39 import com.genimen.djeneric.repository.DjRelation;
40
41 public class ObjectGenerator extends Generator
42 {
43 DjExtent _extent;
44 DjPersistenceManager _mgr;
45
46 public ObjectGenerator(DjPersistenceManager mgr)
47 {
48 _mgr = mgr;
49 }
50
51 public DjExtent getExtent()
52 {
53 return _extent;
54 }
55
56 public void setExtent(DjExtent extent)
57 {
58 _extent = extent;
59 }
60
61 public String getInterfaceName()
62 {
63 return getInterfaceName(getExtent());
64 }
65
66 public String getClassName()
67 {
68 return getClassName(getExtent());
69 }
70
71 public String getClassName(DjExtent extent)
72 {
73 return super.getClassName(extent) + (extent == getExtent() && isAbstract() ? getGeneratedSuffix() : "");
74 }
75
76 public String getPackageName()
77 {
78 return getImplPackageName();
79 }
80
81 public String getCode() throws Exception
82 {
83 StringBuffer code = new StringBuffer (5000);
84 if (getPackageName().trim().length() > 0) code.append("package " + getPackageName() + ";\n\n");
85
86 code.append("import " + getItfPackageName() + ".*;\n");
87 if (containsBigDecimal(getExtent())) code.append("import java.math.*;\n");
88 code.append("import com.genimen.djeneric.repository.*;\n");
89 code.append("import com.genimen.djeneric.repository.exceptions.*;\n\n");
90 code.append(StrongTyper.getRegenerationTags(1));
91
92 code.append("public class " + getClassName());
93 if (getExtent().getSuper() != null)
94 {
95 code.append(" extends " + getClassName(getExtent().getSuper()));
96 }
97 else
98 {
99 code.append(" extends " + getParentObjectClassName());
100 }
101 code.append(" implements " + getInterfaceName());
102
103 code.append("\n{\n");
104
105 code.append(" private static boolean propidx_set = false;\n");
106
107 for (int i = 0; i < _extent.getPropertyCount(); i++)
108 {
109 DjProperty prop = _extent.getProperty(i);
110 if (_extent.isInherited(prop)) continue;
111
112 code.append(" private static int PROPIDX_" + prop.getName().toUpperCase() + ";\n");
113 }
114
115 code.append("\n protected " + getClassName() + "(DjSession session, DjExtent extent) throws DjenericException\n"
116 + " {\n" + " super(session, extent);\n" + " if(!propidx_set)\n" + " {\n"
117 + " propidx_set = true;\n");
118
119 for (int i = 0; i < _extent.getPropertyCount(); i++)
120 {
121 DjProperty prop = _extent.getProperty(i);
122 if (_extent.isInherited(prop)) continue;
123 code.append(" PROPIDX_" + prop.getName().toUpperCase() + " = extent.getPropertyIndex(\"" + prop.getName()
124 + "\");\n");
125 }
126
127 code.append(" }\n" + " }\n\n");
128
129 code.append(" public long determineObjectId() throws " + getExceptionClassName() + "\n" + " {\n" + " try\n"
130 + " {\n" + " return getObjectId();\n" + " }\n" + " catch(Exception x)\n" + " {\n"
131 + " throw new " + getExceptionClassName() + "(x);\n" + " }\n" + " }\n\n");
132
133 for (int i = 0; i < _extent.getPropertyCount(); i++)
134 {
135 DjProperty prop = _extent.getProperty(i);
136 if (_extent.isInherited(prop)) continue;
137
138 String propInitcap = initCap(prop.getName());
139 String typeInitcap = initCap(prop.getNativeType());
140
141 if (prop.getTypeCode() == DjDomain.BYTE_TYPE) typeInitcap = "Bytes";
143
144 if (prop.getType() instanceof DjDomain)
145 {
146 code.append(" public " + translateNativeType(prop.getNativeType()) + " get" + propInitcap + "()\n" + " {\n"
147 + " return get" + typeInitcap + "(PROPIDX_" + prop.getName().toUpperCase() + ");\n" + " }\n\n");
148
149 code.append(" public boolean isNull" + propInitcap + "()\n" + " {\n" + " return isNull(PROPIDX_"
150 + prop.getName().toUpperCase() + ");\n" + " }\n\n");
151
152 if (_extent.getIdProperty() != prop)
153 {
154 code.append(" public void set" + propInitcap + "(" + translateNativeType(prop.getNativeType())
155 + " value) throws " + getExceptionClassName() + "\n" + " {\n" + " try\n" + " {\n"
156 + " set" + typeInitcap + "(PROPIDX_" + prop.getName().toUpperCase() + ", value);\n"
157 + " }\n" + " catch(Exception x)\n" + " {\n" + " throw new "
158 + getExceptionClassName() + "(x);\n" + " }\n" + " }\n\n");
159 code.append(" public void setNull" + propInitcap + "() throws " + getExceptionClassName() + "\n" + " {\n"
160 + " try\n" + " {\n" + " setNull(PROPIDX_" + prop.getName().toUpperCase() + ");\n"
161 + " }\n" + " catch(Exception x)\n" + " {\n" + " throw new "
162 + getExceptionClassName() + "(x);\n" + " }\n" + " }\n\n");
163 }
164 }
165 else
166 {
167 DjExtent extent = (DjExtent) prop.getType();
168 code.append(" public " + getInterfaceName(extent) + " get" + propInitcap + "() throws "
169 + getExceptionClassName() + "\n" + " {\n" + " try\n" + " {\n" + " return " + "("
170 + getInterfaceName(extent) + ")get(PROPIDX_" + prop.getName().toUpperCase() + ");\n" + " }\n"
171 + " catch(Exception x)\n" + " {\n" + " throw new " + getExceptionClassName() + "(x);\n"
172 + " }\n" + " }\n\n");
173 code.append(" public boolean isNull" + propInitcap + "()\n" + " {\n" + " return isNull(PROPIDX_"
174 + prop.getName().toUpperCase() + ");\n" + " }\n\n");
175
176 code.append(" public void set" + propInitcap + "(" + getInterfaceName(extent) + " value) throws "
177 + getExceptionClassName() + "\n" + " {\n" + " try\n" + " {\n" + " set(PROPIDX_"
178 + prop.getName().toUpperCase() + ", (" + getClassName(extent) + ")value);\n" + " }\n"
179 + " catch(Exception x)\n" + " {\n" + " throw new " + getExceptionClassName() + "(x);\n"
180 + " }\n" + " }\n\n");
181
182 code.append(" public void setNull" + propInitcap + "() throws " + getExceptionClassName() + "\n" + " {\n"
183 + " try\n" + " {\n" + " setNull(PROPIDX_" + prop.getName().toUpperCase() + ");\n"
184 + " }\n" + " catch(Exception x)\n" + " {\n" + " throw new " + getExceptionClassName()
185 + "(x);\n" + " }\n" + " }\n\n");
186 }
187 }
188
189 DjRelation[] rels = _extent.getDetailRelations();
190 boolean first = true;
191 for (int i = 0; i < rels.length; i++)
192 {
193 if (_extent.isInherited(rels[i])) continue;
194
195 if (!isInSelectedSet(rels[i].getDetailExtent())) continue;
196
197 if (first) code.append("\n // Set operations:\n\n");
198 first = false;
199 String propInitcap = initCap(rels[i].getName());
200 String detailPropName = initCap(rels[i].getDetailProperty().getName());
201 String varName = propInitcap.toLowerCase();
202
203 code
204 .append(" public " + getInterfaceName(rels[i].getDetailExtent()) + "[] get" + propInitcap + "() throws "
205 + getExceptionClassName() + "\n" + " {\n" + " return get" + propInitcap + "(null);\n" + " }\n\n");
206
207 code.append(" public " + getInterfaceName(rels[i].getDetailExtent()) + "[] get" + propInitcap + "("
208 + getQbeInterfaceName(rels[i].getDetailExtent()) + " qbeItf) throws " + getExceptionClassName()
209 + "\n" + " {\n" + " try\n" + " {\n" + " DjList result;\n"
210 + " DjQueryByExample qbe = (DjQueryByExample) qbeItf;\n"
211 + " DjAssociation assoc = getDetailAssociationByName(\"" + rels[i].getName() + "\");\n"
212 + " if(qbe == null) result = assoc.getObjects();\n"
213 + " else result = assoc.getObjects(qbe, false);\n"
214 + " result.sort(assoc.getDetailExtent());\n" + " return ("
215 + getInterfaceName(rels[i].getDetailExtent()) + "[])result.toArray(new "
216 + getInterfaceName(rels[i].getDetailExtent()) + "[0]);\n" + " }\n" + " catch(Exception x)\n"
217 + " {\n" + " throw new " + getExceptionClassName() + "(x);\n" + " }\n" + " }\n\n");
218
219 code.append(" public " + getCursorInterfaceName(rels[i].getDetailExtent()) + " get" + propInitcap + "Cursor("
220 + getQbeInterfaceName(rels[i].getDetailExtent()) + " qbeItf) throws " + getExceptionClassName()
221 + "\n" + " {\n" + " try\n" + " {\n"
222 + " DjQueryByExample qbe = (DjQueryByExample) qbeItf;\n" + " return new "
223 + getCursorClassName(rels[i].getDetailExtent()) + "(getDetailAssociationByName(\""
224 + rels[i].getName() + "\").getObjectsCursor(qbe, false));\n" + " }\n" + " catch(Exception x)\n"
225 + " {\n" + " throw new " + getExceptionClassName() + "(x);\n" + " }\n" + " }\n\n");
226
227 code.append(" public " + getCursorInterfaceName(rels[i].getDetailExtent()) + " get" + propInitcap
228 + "Cursor() throws " + getExceptionClassName() + "\n" + " {\n" + " try\n" + " {\n"
229 + " return new " + getCursorClassName(rels[i].getDetailExtent())
230 + "(getDetailAssociationByName(\"" + rels[i].getName() + "\").getObjectsCursor(false));\n"
231 + " }\n" + " catch(Exception x)\n" + " {\n" + " throw new " + getExceptionClassName()
232 + "(x);\n" + " }\n" + " }\n\n");
233
234 ArrayList allDetailsList = new ArrayList ();
235 allDetailsList.add(rels[i].getDetailExtent());
236 allDetailsList.addAll(Arrays.asList(_mgr.getSubExtentsOf(rels[i].getDetailExtent())));
237 DjExtent[] allDetails = (DjExtent[]) allDetailsList.toArray(new DjExtent[0]);
238
239 for (int d = 0; d < allDetails.length; d++)
240 {
241 if (!isInSelectedSet(allDetails[d])) continue;
242
243 code.append(" public " + getInterfaceName(allDetails[d]) + " create" + allDetails[d].getObjectType() + "In"
244 + propInitcap + "() throws " + getExceptionClassName() + "\n" + " {\n" + " try\n" + " {\n"
245 + " " + getSessionClassName() + " ses = (" + getSessionClassName() + ") getSession();\n"
246 + " " + getInterfaceName(allDetails[d]) + " obj = ses.create" + allDetails[d].getObjectType()
247 + "();\n" + " obj.set" + detailPropName + "(this);\n" + " return obj;\n" + " }\n"
248 + " catch(Exception x)\n" + " {\n" + " throw new " + getExceptionClassName() + "(x);\n"
249 + " }\n" + " }\n\n");
250 }
251 }
252
253 code.append(StrongTyper.getRegenerationTags(0));
254 code.append("}\n");
255 return code.toString();
256 }
257
258 } |
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