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1
56
57 package org.objectstyle.cayenne.dataview.dvmodeler;
58
59 import java.io.File  ;
60 import java.util.ArrayList ;
61 import java.util.Collections ;
62 import java.util.Iterator ;
63 import java.util.List ;
64 import java.util.Set ;
65 import java.util.TreeSet ;
66
67 import org.jdom.Element;
68
69
74
75 public class DataView extends DVObject {
76 private CayenneProject cayenneProject;
77 private List objEntityViews = new ArrayList ();
78 private File file;
79
80 private List saveErrors = new ArrayList ();
81
82 public DataView(CayenneProject cayenneProject, String name, File file){
83 setName(name);
84 this.cayenneProject = cayenneProject;
85 this.file = file;
86 }
87
88 public DataView(CayenneProject cayenneProject, File file){
89 setName(file.getName());
90 this.cayenneProject = cayenneProject;
91 this.file = file;
92 }
93
94 public DataView(CayenneProject cayenneProject){
95 this.cayenneProject = cayenneProject;
96 setName("DataView");
97 file = new File (cayenneProject.getProjectDirectory(), "DataView.view.xml");
98 }
99
100 public List getSaveErrors(){
101 return Collections.unmodifiableList(saveErrors);
102 }
103
104 public CayenneProject getCayenneProject(){
105 return cayenneProject;
106 }
107
108 public void setFile(File file){
109 this.file = file;
110 }
111
112 public File getFile(){
113 return file;
114 }
115
116 public List getObjEntityViews() {
117 return Collections.unmodifiableList(objEntityViews);
118 }
119
120 public ObjEntityView createObjEntityView(List allObjEntityViews){
121 String nameRoot = "ObjEntityView";
122 String name = nameRoot;
123 for (int i = 0; i < Integer.MAX_VALUE; i++) {
124 name = nameRoot + i;
125 boolean nameExists = false;
126 for (int j = 0; j < allObjEntityViews.size(); j++) {
127 ObjEntityView objEntityView = (ObjEntityView)allObjEntityViews.get(j);
128 nameExists = name.equalsIgnoreCase(objEntityView.getName());
129 if (nameExists)
130 break;
131 }
132 if (!nameExists)
133 break;
134 }
135 ObjEntityView objEntityView = new ObjEntityView(this);
136 objEntityView.setName(name);
137 return objEntityView;
138 }
139
140 public void addObjEntityView(ObjEntityView objEntityView){
141 objEntityViews.add(objEntityView);
142 }
143
144 public void removeObjEntityView(ObjEntityView objEntityView){
145 ObjEntity entity = objEntityView.getObjEntity();
146 if (entity != null){
147 entity.removeObjEntityView(objEntityView);
148 }
149 objEntityViews.remove(objEntityView);
150 }
151
152 public ObjEntityView getObjEntityView(String name){
153 Iterator itr = objEntityViews.iterator();
154 while (itr.hasNext()){
155 Object o = itr.next();
156 ObjEntityView objEnt = (ObjEntityView)o;
157 if (objEnt.getName().equals(name)){
158 return objEnt;
159 }
160 }
161 return null;
162 }
163
164 public ObjEntityView getObjEntityView(int index){
165 return (ObjEntityView)(objEntityViews.get(index));
166 }
167
168 public int getIndexOfObjEntityView(ObjEntityView objEntityView){
169 return objEntityViews.indexOf(objEntityView);
170 }
171
172
173 public int getObjEntityViewCount(){
174 return objEntityViews.size();
175 }
176
177 public void clear(){
178 if (objEntityViews.size() != 0){
179 for (Iterator j = this.getObjEntityViews().iterator(); j.hasNext();){
180 ObjEntityView view = (ObjEntityView)j.next();
181 ObjEntity entity = view.getObjEntity();
182 entity.removeObjEntityView(view);
183 }
184 objEntityViews.clear();
185 }
186 }
187
188 public String toString(){
189 return this.getName();
190 }
191 public Element getDataViewElement(){
192 Element dataViewElement = new Element("data-view");
193
194 if (saveErrors.size() != 0){
195 saveErrors.clear();
196 }
197
198 List objEntityViewElements = new ArrayList ();
199 Set objEntityViewsSort = new TreeSet (new ObjEntityViewsComparator());
200 objEntityViewsSort.addAll(objEntityViews);
201
202 Iterator itr = objEntityViewsSort.iterator();
203 while (itr.hasNext()){
204 Object o = itr.next();
205 ObjEntityView view = (ObjEntityView)o;
206 Element objEntityViewElement =
207 view.getObjEntityViewElement();
208 saveErrors.addAll(view.getSaveErrors());
209 objEntityViewElements.add(objEntityViewElement);
210 }
211 dataViewElement.setContent(objEntityViewElements);
212
213 return dataViewElement;
214 }
215 } |
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