hunt.sql.ast.statement.SQLAlterTableAddIndex source code

1 /*
2  * Copyright 2015-2018 HuntLabs.cn
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 module hunt.sql.ast.statement.SQLAlterTableAddIndex;
17 
18 import hunt.collection;
19 
20 import hunt.sql.ast.SQLExpr;
21 import hunt.sql.ast.SQLName;
22 import hunt.sql.ast.SQLObjectImpl;
23 import hunt.sql.dialect.mysql.ast.MySqlKey;
24 import hunt.sql.dialect.mysql.ast.MySqlUnique;
25 import hunt.sql.dialect.mysql.ast.statement.MySqlTableIndex;
26 import hunt.sql.visitor.SQLASTVisitor;
27 import hunt.sql.ast.statement.SQLAlterTableItem;
28 import hunt.sql.ast.statement.SQLSelectOrderByItem;
29 import hunt.sql.ast.SQLObject;
30 
31 
32 public class SQLAlterTableAddIndex : SQLObjectImpl , SQLAlterTableItem {
33 
34     private bool                          unique;
35 
36     private SQLName                          name;
37 
38     private  List!SQLSelectOrderByItem items;
39 
40     private string                           type;
41 
42     private string                           using;
43     
44     private bool                          key = false;
45 
46     protected SQLExpr                        comment;
47 
48     this()
49     {
50         items = new ArrayList!SQLSelectOrderByItem();
51     }
52     override  protected void accept0(SQLASTVisitor visitor) {
53         if (visitor.visit(this)) {
54             acceptChild(visitor, getName());
55             acceptChild!SQLSelectOrderByItem(visitor, getItems());
56         }
57         visitor.endVisit(this);
58     }
59 
60     public bool isUnique() {
61         return unique;
62     }
63 
64     public void setUnique(bool unique) {
65         this.unique = unique;
66     }
67 
68     public List!SQLSelectOrderByItem getItems() {
69         return items;
70     }
71     
72     public void addItem(SQLSelectOrderByItem item) {
73         if (item !is null) {
74             item.setParent(this);
75         }
76         this.items.add(item);
77     }
78 
79     public SQLName getName() {
80         return name;
81     }
82 
83     public void setName(SQLName name) {
84         this.name = name;
85     }
86 
87     public string getType() {
88         return type;
89     }
90 
91     public void setType(string type) {
92         this.type = type;
93     }
94 
95     public string getUsing() {
96         return using;
97     }
98 
99     public void setUsing(string using) {
100         this.using = using;
101     }
102 
103     public bool isKey() {
104         return key;
105     }
106 
107     public void setKey(bool key) {
108         this.key = key;
109     }
110 
111     public void cloneTo(MySqlTableIndex x) {
112         if (name !is null) {
113             x.setName(name.clone());
114         }
115         foreach (SQLSelectOrderByItem item ; items) {
116             SQLSelectOrderByItem item2 = item.clone();
117             item2.setParent(x);
118             x.getColumns().add(item);
119         }
120         x.setIndexType(type);
121     }
122 
123     public void cloneTo(MySqlKey x) {
124         if (name !is null) {
125             x.setName(name.clone());
126         }
127         foreach (SQLSelectOrderByItem item ; items) {
128             SQLSelectOrderByItem item2 = item.clone();
129             item2.setParent(x);
130             x.getColumns().add(item);
131         }
132         x.setIndexType(type);
133     }
134 
135     public SQLExpr getComment() {
136         return comment;
137     }
138 
139     public void setComment(SQLExpr comment) {
140         if (comment !is null) {
141             comment.setParent(this);
142         }
143         this.comment = comment;
144     }
145 }