/**
* Copyright 2011-2013 Akiban Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.akiban.sql.parser;
import com.akiban.sql.StandardException;
/**
* PREPARE a statement for later execution.
*/
public class PrepareStatementNode extends StatementNode
{
private String name;
private StatementNode statement;
/**
* Initializer for an PrepareStatementNode
*
* @param name The name of the statement
* @param statement The statement to be executed
*/
public void init(Object name,
Object statement) {
this.name = (String)name;
this.statement = (StatementNode)statement;
}
public String getName() {
return name;
}
public StatementNode getStatement() {
return statement;
}
/**
* Fill this node with a deep copy of the given node.
*/
public void copyFrom(QueryTreeNode node) throws StandardException {
super.copyFrom(node);
PrepareStatementNode other = (PrepareStatementNode)node;
this.statement = (StatementNode)getNodeFactory().copyNode(other.statement,
getParserContext());
}
/**
* Convert this object to a String. See comments in QueryTreeNode.java
* for how this should be done for tree printing.
*
* @return This object as a String
*/
public String toString() {
return "name: " + name + "\n" +
super.toString();
}
public String statementToString() {
return "PREPARE";
}
/**
* Prints the sub-nodes of this object. See QueryTreeNode.java for
* how tree printing is supposed to work.
*
* @param depth The depth of this node in the tree
*/
public void printSubNodes(int depth) {
super.printSubNodes(depth);
printLabel(depth, "statement: ");
statement.treePrint(depth + 1);
}
/**
* Accept the visitor for all visitable children of this node.
*
* @param v the visitor
*
* @exception StandardException on error
*/
void acceptChildren(Visitor v) throws StandardException {
super.acceptChildren(v);
statement = (StatementNode)statement.accept(v);
}
}