/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* 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.alibaba.druid.support.profile;
import static com.alibaba.druid.util.JdbcSqlStatUtils.get;
import java.util.concurrent.atomic.AtomicLongFieldUpdater;
public class ProfileEntryStat {
private volatile long executeCount = 0;
private volatile long executeTimeNanos = 0;
private static final AtomicLongFieldUpdater<ProfileEntryStat> executeCountUpdater;
private static final AtomicLongFieldUpdater<ProfileEntryStat> executeTimeNanosUpdater;
static {
executeCountUpdater = AtomicLongFieldUpdater.newUpdater(ProfileEntryStat.class, "executeCount");
executeTimeNanosUpdater = AtomicLongFieldUpdater.newUpdater(ProfileEntryStat.class, "executeTimeNanos");
}
public ProfileEntryStatValue getValue(boolean reset) {
ProfileEntryStatValue val = new ProfileEntryStatValue();
val.setExecuteCount(get(this, executeCountUpdater, reset));
val.setExecuteTimeNanos(get(this, executeCountUpdater, reset));
return val;
}
public long getExecuteCount() {
return executeCount;
}
public void addExecuteCount(long delta) {
executeCountUpdater.addAndGet(this, delta);
}
public long getExecuteTimeNanos() {
return executeTimeNanos;
}
public void addExecuteTimeNanos(long delta) {
executeTimeNanosUpdater.addAndGet(this, delta);
}
}