/* This file is part of VoltDB.
* Copyright (C) 2008-2010 VoltDB L.L.C.
*
* VoltDB 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, either version 3 of the License, or
* (at your option) any later version.
*
* VoltDB 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.
*
* You should have received a copy of the GNU General Public License
* along with VoltDB. If not, see <http://www.gnu.org/licenses/>.
*/
package org.voltdb.types;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
/**
*
*/
public enum SortDirectionType {
INVALID (0),
ASC (1),
DESC (2);
SortDirectionType(int val) {
assert (this.ordinal() == val) :
"Enum element " + this.name() +
" in position " + this.ordinal() +
" instead of position " + val;
}
public int getValue() {
return this.ordinal();
}
protected static final Map<Integer, SortDirectionType> idx_lookup = new HashMap<Integer, SortDirectionType>();
protected static final Map<String, SortDirectionType> name_lookup = new HashMap<String, SortDirectionType>();
static {
for (SortDirectionType vt : EnumSet.allOf(SortDirectionType.class)) {
SortDirectionType.idx_lookup.put(vt.ordinal(), vt);
SortDirectionType.name_lookup.put(vt.name().toLowerCase().intern(), vt);
}
}
public static Map<Integer, SortDirectionType> getIndexMap() {
return idx_lookup;
}
public static Map<String, SortDirectionType> getNameMap() {
return name_lookup;
}
public static SortDirectionType get(Integer idx) {
assert(idx >= 0);
SortDirectionType ret = SortDirectionType.idx_lookup.get(idx);
return (ret == null ? SortDirectionType.INVALID : ret);
}
public static SortDirectionType get(String name) {
SortDirectionType ret = SortDirectionType.name_lookup.get(name.toLowerCase().intern());
return (ret == null ? SortDirectionType.INVALID : ret);
}
}