/*******************************************************************************
* Copyright (c) 2001-2005 Sasa Markovic and Ciaran Treanor.
* Copyright (c) 2011 The OpenNMS Group, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*******************************************************************************/
package org.jrobin.core.jrrd;
/**
* Class DataSourceType
*
* @author <a href="mailto:ciaran@codeloop.com">Ciaran Treanor</a>
* @version $Revision$
*/
public class DataSourceType {
private static final int _COUNTER = 0;
private static final String STR_COUNTER = "COUNTER";
/**
* Field COUNTER
*/
public static final DataSourceType COUNTER = new DataSourceType(_COUNTER);
private static final int _ABSOLUTE = 1;
private static final String STR_ABSOLUTE = "ABSOLUTE";
/**
* Field ABSOLUTE
*/
public static final DataSourceType ABSOLUTE = new DataSourceType(_ABSOLUTE);
private static final int _GAUGE = 2;
private static final String STR_GAUGE = "GAUGE";
/**
* Field GAUGE
*/
public static final DataSourceType GAUGE = new DataSourceType(_GAUGE);
private static final int _DERIVE = 3;
private static final String STR_DERIVE = "DERIVE";
/**
* Field DERIVE
*/
public static final DataSourceType DERIVE = new DataSourceType(_DERIVE);
private int type;
private DataSourceType(final int type) {
this.type = type;
}
/**
* Returns a <code>DataSourceType</code> with the given name.
*
* @param s name of the <code>DataSourceType</code> required.
* @return a <code>DataSourceType</code> with the given name.
*/
public static DataSourceType get(final String s) {
if (STR_COUNTER.equalsIgnoreCase(s)) {
return COUNTER;
}
else if (STR_ABSOLUTE.equalsIgnoreCase(s)) {
return ABSOLUTE;
}
else if (STR_GAUGE.equalsIgnoreCase(s)) {
return GAUGE;
}
else if (STR_DERIVE.equalsIgnoreCase(s)) {
return DERIVE;
}
else {
throw new IllegalArgumentException("Invalid DataSourceType");
}
}
/**
* Compares this object against the specified object.
*
* @return <code>true</code> if the objects are the same,
* <code>false</code> otherwise.
*/
public boolean equals(final Object obj) {
if (!(obj instanceof DataSourceType)) {
throw new IllegalArgumentException("Not a DataSourceType");
}
return (((DataSourceType) obj).type == type)
? true
: false;
}
public int hashCode() {
return type * 37;
}
/**
* Returns a string representation of this object.
*
* @return a string representation of this object.
*/
public String toString() {
String strType;
switch (type) {
case _COUNTER:
strType = STR_COUNTER;
break;
case _ABSOLUTE:
strType = STR_ABSOLUTE;
break;
case _GAUGE:
strType = STR_GAUGE;
break;
case _DERIVE:
strType = STR_DERIVE;
break;
default :
// Don't you just hate it when you see a line like this?
throw new RuntimeException("This should never happen");
}
return strType;
}
}