/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.addthis.hydra.util;


import com.yammer.metrics.Metrics;
import com.yammer.metrics.core.Gauge;


public class SettableGauge<T> extends Gauge<T> {

    private T value;

    public SettableGauge(T value) {
        this.value = value;
    }

    @Override public T value() {
        return this.value;
    }

    public void set(T value) {
        this.value = value;
    }

    public static <T> SettableGauge<T> newSettableGauge(Class<?> klass, String name, T initial_value) {
        SettableGauge<T> gauge = new SettableGauge(initial_value);
        Metrics.newGauge(klass, name, gauge);
        return gauge;
    }
}