package net.sf.jsqlparser.util.deparser;
import java.util.Iterator;
import net.sf.jsqlparser.statement.StatementVisitor;
import net.sf.jsqlparser.statement.create.table.CreateTable;
import net.sf.jsqlparser.statement.delete.Delete;
import net.sf.jsqlparser.statement.drop.Drop;
import net.sf.jsqlparser.statement.insert.Insert;
import net.sf.jsqlparser.statement.replace.Replace;
import net.sf.jsqlparser.statement.select.Select;
import net.sf.jsqlparser.statement.select.WithItem;
import net.sf.jsqlparser.statement.truncate.Truncate;
import net.sf.jsqlparser.statement.update.Update;
public class StatementDeParser implements StatementVisitor {
protected StringBuilder buffer;
public StatementDeParser(StringBuilder buffer) {
this.buffer = buffer;
}
public void visit(CreateTable createTable) {
CreateTableDeParser createTableDeParser = new CreateTableDeParser(buffer);
createTableDeParser.deParse(createTable);
}
public void visit(Delete delete) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
DeleteDeParser deleteDeParser = new DeleteDeParser(expressionDeParser, buffer);
deleteDeParser.deParse(delete);
}
public void visit(Drop drop) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
DropDeParser dropDeParser = new DropDeParser(expressionDeParser, buffer);
dropDeParser.deParse(drop);
}
public void visit(Insert insert) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
InsertDeParser insertDeParser = new InsertDeParser(expressionDeParser, selectDeParser, buffer);
insertDeParser.deParse(insert);
}
public void visit(Replace replace) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
ReplaceDeParser replaceDeParser = new ReplaceDeParser(expressionDeParser, selectDeParser, buffer);
replaceDeParser.deParse(replace);
}
public void visit(Select select) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
if (select.getWithItemsList() != null && !select.getWithItemsList().isEmpty()) {
buffer.append(select.getCommentWith() != null ? select.getCommentWith()+" " : "").append(ExpressionDeParser.LINE_SEPARATOR).append("With ");
for (int i = 0; i < select.getWithItemsList().size(); i++) {
WithItem withItem = (WithItem) select.getWithItemsList().get(i);
buffer.append(withItem);
buffer.append((i < select.getWithItemsList().size() - 1) ? (!"".equals(select.getCommentsComma().get(i)) ? " " + select.getCommentsComma().get(i)+ExpressionDeParser.LINE_SEPARATOR:"")+ "," : "")
.append(ExpressionDeParser.LINE_SEPARATOR).append(" ");
}
}
select.getSelectBody().accept(selectDeParser);
buffer.append(!"".equals(select.getEndComment()) ? " "+select.getEndComment() : "");
}
public void visit(Truncate truncate) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
TruncateDeParser truncateDeParser = new TruncateDeParser(expressionDeParser, buffer);
truncateDeParser.deParse(truncate);
}
public void visit(Update update) {
SelectDeParser selectDeParser = new SelectDeParser();
selectDeParser.setBuffer(buffer);
ExpressionDeParser expressionDeParser = new ExpressionDeParser(selectDeParser, buffer);
UpdateDeParser updateDeParser = new UpdateDeParser(expressionDeParser, buffer);
selectDeParser.setExpressionVisitor(expressionDeParser);
updateDeParser.deParse(update);
}
public StringBuilder getBuffer() {
return buffer;
}
public void setBuffer(StringBuilder buffer) {
this.buffer = buffer;
}
}