hunt.sql.dialect.postgresql.ast.stmt.PGConnectToStatement 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.dialect.postgresql.ast.stmt.PGConnectToStatement;
17 
18 import hunt.sql.SQLUtils;
19 import hunt.sql.ast.SQLName;
20 import hunt.sql.ast.SQLStatementImpl;
21 import hunt.sql.dialect.postgresql.visitor.PGASTVisitor;
22 import hunt.sql.visitor.SQLASTOutputVisitor;
23 import hunt.sql.visitor.SQLASTVisitor;
24 import hunt.sql.util.DBType;
25 import hunt.sql.dialect.postgresql.ast.stmt.PGSQLStatement;
26 import hunt.collection;
27 import hunt.util.StringBuilder;
28 
29 public class PGConnectToStatement : SQLStatementImpl , PGSQLStatement {
30     private SQLName target;
31 
32     public this() {
33         super(DBType.POSTGRESQL.name);
34     }
35 
36     override  protected void accept0(SQLASTVisitor visitor) {
37         this.accept0(cast(PGASTVisitor) visitor);
38     }
39 
40     override public void output(StringBuilder buf) {
41         SQLASTOutputVisitor visitor = SQLUtils.createOutputVisitor(buf, dbType);
42         this.accept(visitor);
43     }
44 
45     override
46     public void accept0(PGASTVisitor v) {
47         if (v.visit(this)) {
48             acceptChild(v, target);
49         }
50         v.endVisit(this);
51     }
52 
53     public SQLName getTarget() {
54         return target;
55     }
56 
57     public void setTarget(SQLName x) {
58         if (x !is null) {
59             x.setParent(this);
60         }
61         this.target = x;
62     }
63 }