/**
* SqlJetIndexedColumn.java
* Copyright (C) 2009-2010 TMate Software Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
package org.tmatesoft.sqljet.core.internal.schema;
import org.antlr.runtime.tree.CommonTree;
import org.tmatesoft.sqljet.core.schema.ISqlJetColumnDef;
import org.tmatesoft.sqljet.core.schema.ISqlJetIndexedColumn;
import org.tmatesoft.sqljet.core.schema.SqlJetSortingOrder;
/**
* @author TMate Software Ltd.
* @author Dmitry Stadnik (dtrace@seznam.cz)
*/
public class SqlJetIndexedColumn implements ISqlJetIndexedColumn {
private final String name;
private final String collation;
private final SqlJetSortingOrder sortingOrder;
private ISqlJetColumnDef tableColumn;
public SqlJetIndexedColumn(CommonTree ast) {
name = ast.getText();
String collation = null;
SqlJetSortingOrder sortingOrder = null;
for (int i = 0; i < ast.getChildCount(); i++) {
CommonTree child = (CommonTree) ast.getChild(i);
if ("collate".equalsIgnoreCase(child.getText())) {
collation = child.getChild(0).getText();
} else if ("asc".equalsIgnoreCase(child.getText())) {
sortingOrder = SqlJetSortingOrder.ASC;
} else if ("desc".equalsIgnoreCase(child.getText())) {
sortingOrder = SqlJetSortingOrder.DESC;
} else {
assert false;
}
}
this.collation = collation;
this.sortingOrder = sortingOrder;
}
public String getName() {
return name;
}
public String getCollation() {
return collation;
}
public SqlJetSortingOrder getSortingOrder() {
return sortingOrder;
}
@Override
public String toString() {
StringBuffer buffer = new StringBuffer();
buffer.append(getName());
if (getCollation() != null) {
buffer.append(" COLLATE ");
buffer.append(getCollation());
}
if (getSortingOrder() != null) {
buffer.append(' ');
buffer.append(getSortingOrder());
}
return buffer.toString();
}
/**
* @param tableColumn the tableColumn to set
*/
public void setTableColumn(ISqlJetColumnDef tableColumn) {
this.tableColumn = tableColumn;
}
/**
* @return the tableColumn
*/
public ISqlJetColumnDef getTableColumn() {
return tableColumn;
}
}