|
1 package com.daffodilwoods.daffodildb.server.serversystem.deeprecordcopy;
2
3 import java.util.*;
4
5 import com.daffodilwoods.daffodildb.server.datadictionarysystem.*;
6 import com.daffodilwoods.database.general.*;
7 import com.daffodilwoods.database.resource.*;
8 public class TableCopy {
9
10 QualifiedIdentifier tablename;
11 ArrayList parents = new ArrayList(3);
12 ArrayList children = new ArrayList(3);
13 int level;
14 TableInformation tableInf;
15
16 public TableCopy(QualifiedIdentifier tablename0) {
17 tablename = tablename0;
18 }
19
20
21 public void addChild(TableCopy childtable, _ReferentialConstraint referencedConstraint) throws DException{
22 children.add(new ChildInfo(childtable,referencedConstraint));
23 }
24
25 public void addParent(TableCopy parentTable) throws DException {
26 if(!parents.contains(parentTable))
27 parents.add(parentTable);
28 if(!parentTable.tablename.getName().equalsIgnoreCase(tablename.getName()) && parentTable.level >= level)
29 level = parentTable.level+1;
30 }
31
32 public TableCopy[] getParents(){
33 return (TableCopy[])parents.toArray();
34 }
35
36 public ChildInfo[] getchildren(){
37 return (ChildInfo[])children.toArray(new ChildInfo[0]);
38 }
39
40
41 public void setTableInfo(TableInformation tableInfo){
42 tableInf = tableInfo;
43 }
44
45 public ChildInfo getChildInfo(TableCopy tablecopy) throws DException{
46 for (int i = 0; i < children.size(); i++) {
47 ChildInfo ch = (ChildInfo)children.get(i);
48 if(ch.childTableCopy == tablecopy)
49 return ch;
50 }
51 throw new RuntimeException  ("TableCopy not found");
52 }
53
54 public TableCopy getParent(QualifiedIdentifier tableName) throws DException{
55 for (int i = 0; i < parents.size(); i++) {
56 TableCopy tc = (TableCopy)parents.get(i);
57 if(tc.tablename.getName().equalsIgnoreCase(tableName.getName()))
58 return tc;
59 }
60 return null;
61 }
62
63 public boolean isRecursive() {
64 return true;
65 }
66 }
67 |
Popular Tags |
Java API By Example, From Geeks To Geeks.