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56
57 package org.objectstyle.cayenne.dataview.dvmodeler;
58
59 import java.util.*;
60 import java.io.*;
61
62
67
68 public class DataMap extends DVObject {
69 private CayenneProject cayenneProject;
70 private List objEntities = new ArrayList();
71 private List objRelationships = new ArrayList();
72 private File file;
73
74 public DataMap(CayenneProject cayenneProject, String  name, File file){
75 setName(name);
76 this.cayenneProject = cayenneProject;
77 this.file = file;
78 }
79
80 public DataMap(CayenneProject cayenneProject, File file){
81 setName(file.getName());
82 this.cayenneProject = cayenneProject;
83 this.file = file;
84 }
85
86 public CayenneProject getCayenneProject(){
87 return cayenneProject;
88 }
89
90 public void addObjEntityView(ObjEntityView objEntityView){
91 String objEntityName = objEntityView.getObjEntity().getName();
92 ObjEntity entity = this.getObjEntity(objEntityName);
93 entity.addObjEntityView(objEntityView);
94 }
95
96 public void addObjRelationship(ObjRelationship objRelationship){
97
98 objRelationships.add(objRelationship);
99 }
100
101 public List getObjRelationshipsBySource(ObjEntity objEntity){
102 List list = new ArrayList();
103 Iterator itr = objRelationships.iterator();
104 while (itr.hasNext()){
105 Object o = itr.next();
106 ObjRelationship objRelationship = (ObjRelationship)o;
107 if (objRelationship.getSourceObjEntity() == objEntity){
108 list.add(objRelationship);
109 }
110 }
111 return Collections.unmodifiableList(list);
112 }
113
114 public List getObjRelationshipsBySourceToOne(ObjEntity objEntity){
115 List list = new ArrayList();
116 Iterator itr = objRelationships.iterator();
117 while (itr.hasNext()){
118 Object o = itr.next();
119 ObjRelationship objRelationship = (ObjRelationship)o;
120 if ((objRelationship.getSourceObjEntity() == objEntity)
121 && (!objRelationship.isToMany())){
122 list.add(objRelationship);
123 }
124 }
125 return Collections.unmodifiableList(list);
126 }
127
128 public List getObjRelationshipsByTarget(ObjEntity objEntity){
129 List list = new ArrayList();
130 Iterator itr = objRelationships.iterator();
131 while (itr.hasNext()){
132 Object o = itr.next();
133 ObjRelationship objRelationship = (ObjRelationship)o;
134 if (objRelationship.getTargetObjEntity() == objEntity){
135 list.add(objRelationship);
136 }
137 }
138 return Collections.unmodifiableList(list);
139 }
140
141 public ObjRelationship getObjRelationship(String name, ObjEntity source){
142 Iterator itr = objRelationships.iterator();
143 while (itr.hasNext()){
144 Object o = itr.next();
145 ObjRelationship objRelationship = (ObjRelationship)o;
146 if ((objRelationship.getSourceObjEntity() == source) && (objRelationship.getName().equals(name))){
147 return objRelationship;
148 }
149 }
150 return null;
151 }
152
153 public void setFile(File file){
154 this.file = file;
155 }
156
157 public File getFile(){
158 return file;
159 }
160
161 public List getObjEntities() {
162 return Collections.unmodifiableList(objEntities);
163 }
164
165 public void addObjEntity(ObjEntity objEntity){
166 objEntities.add(objEntity);
167 }
168
169 public ObjEntity getObjEntity(String name){
170 Iterator itr = objEntities.iterator();
171 while (itr.hasNext()){
172 Object o = itr.next();
173 ObjEntity objEnt = (ObjEntity)o;
174 if (objEnt.getName().equals(name)){
175 return objEnt;
176 }
177 }
178 return null;
179 }
180
181 public ObjEntity getObjEntity(int index){
182 return (ObjEntity)(objEntities.get(index));
183 }
184
185 public int getIndexOfObjEntity(ObjEntity objEntity){
186 return objEntities.indexOf(objEntity);
187 }
188
189
190 public int getObjEntityCount(){
191 return objEntities.size();
192 }
193
194 public void clear(){
195 Iterator itr = objEntities.iterator();
196 while (itr.hasNext()){
197 Object o = itr.next();
198 ObjEntity entity =(ObjEntity)o;
199 for(int i = 0; i < entity.getObjEntityViewCount(); i++){
200 entity.getObjEntityView(i).clearObjEntity();
201 }
202 }
203 objEntities.clear();
204 objRelationships.clear();
205 }
206
207 public String toString(){
208 return this.getName();
209 }
210 }
211 |
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