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1 package com.daffodilwoods.daffodildb.server.sql99.ddl.schemamanipulation;
2
3 import com.daffodilwoods.daffodildb.server.sql99.ddl.descriptors.*;
4 import com.daffodilwoods.daffodildb.server.sql99.expression.*;
5 import com.daffodilwoods.daffodildb.server.sql99.token.*;
6 import com.daffodilwoods.database.resource.*;
7
8 public class altercolumndefinition implements altertableaction {
9 public altercolumnaction _altercolumnaction0;
10 public columnname _columnname1;
11 public SRESERVEDWORD1206543922 _OptSRESERVEDWORD12065439222;
12 public SRESERVEDWORD1206543922 _SRESERVEDWORD12065439223;
13
14 private TableDescriptor tableDescriptor;
15
16 public void setTableDescriptor(_Descriptor tableDes) throws DException {
17 tableDescriptor = (TableDescriptor) tableDes;
18 }
19
20 public Object  run(Object object) throws DException {
21 String columnName = (String ) _columnname1.run(null);
22 ColumnDescriptor columnDescriptor = null;
23 try {
24 columnDescriptor = tableDescriptor.getColumnDescriptor(columnName);
25 } catch (DException ex) {
26 if (_altercolumnaction0 instanceof setcolumndefaultclause) {
27 throw new DException("DSE7079", new Object [] {columnName,
28 tableDescriptor.getQualifiedTableName().
29 getIdentifier()});
30 } else {
31 throw new DException("DSE7080", new Object [] {columnName,
32 tableDescriptor.getQualifiedTableName().
33 getIdentifier()});
34 }
35 }
36 executeAlterColumnAction(columnDescriptor, object);
37 return null;
38 }
39
40 private void executeAlterColumnAction(ColumnDescriptor columnDescriptor,
41 Object object) throws DException {
42 _altercolumnaction0.setColumnDescriptor(columnDescriptor);
43 _altercolumnaction0.run(object);
44 }
45
46 public Object clone() throws CloneNotSupportedException {
47 return this;
48 }
49
50 public String toString() {
51 StringBuffer sb = new StringBuffer ();
52 sb.append(" ");
53 sb.append(_SRESERVEDWORD12065439223);
54 sb.append(" ");
55 if (_OptSRESERVEDWORD12065439222 != null) {
56 sb.append(_OptSRESERVEDWORD12065439222);
57 }
58 sb.append(" ");
59 sb.append(_columnname1);
60 sb.append(" ");
61 sb.append(_altercolumnaction0);
62 return sb.toString();
63 }
64 }
65 |
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