/* 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;
/**
* Table Partitioning Method
*/
public enum PartitionMethodType {
INVALID (0),
HASH (1),
RANGE (2),
MAP (3),
REPLICATION (4),
NONE (5),
RANDOM (6);
PartitionMethodType(int val) {
assert (this.ordinal() == val) :
"Enum element " + this.name() +
" in position " + this.ordinal() +
" instead of position " + val;
}
public int getValue() {
return this.ordinal();
}
private static final Map<String, PartitionMethodType> name_lookup = new HashMap<String, PartitionMethodType>();
static {
for (PartitionMethodType vt : EnumSet.allOf(PartitionMethodType.class)) {
PartitionMethodType.name_lookup.put(vt.name().toLowerCase(), vt);
}
}
public static PartitionMethodType get(Integer idx) {
PartitionMethodType values[] = PartitionMethodType.values();
if (idx < 0 || idx >= values.length) {
return (PartitionMethodType.INVALID);
}
return (values[idx]);
}
public static PartitionMethodType get(String name) {
PartitionMethodType ret = PartitionMethodType.name_lookup.get(name.toLowerCase());
return (ret == null ? PartitionMethodType.INVALID : ret);
}
}