package com.tesora.dve.variable.status;
/*
* #%L
* Tesora Inc.
* Database Virtualization Engine
* %%
* Copyright (C) 2011 - 2014 Tesora Inc.
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* #L%
*/
import com.tesora.dve.exceptions.PEException;
import com.tesora.dve.exceptions.PENotFoundException;
public abstract class StatusVariableHandler {
private final String variableName;
public StatusVariableHandler(String name) {
this.variableName = name;
}
public String getName() {
return variableName;
}
public final String getValue() throws PEException {
try {
return getValueInternal();
} catch (Throwable t) {
throw new PENotFoundException("Unable to find value for status variable " + getName(), t);
}
}
public final void reset() throws PEException {
try {
resetValueInternal();
} catch (Throwable t) {
throw new PEException("Unable to reset value for status variable " + getName(), t);
}
}
protected abstract String getValueInternal() throws Throwable;
protected void resetValueInternal() throws Throwable {
}
}