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DI Container for LastaFlute, super forked from Seasar as Java8
/*
* Copyright 2015-2021 the original author or authors.
*
* 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 org.lastaflute.di.helper.timer;
/**
* @author modified by jflute (originated in Seasar)
*/
public class TimeoutTask {
// ===================================================================================
// Definition
// ==========
private final static int ACTIVE = 0;
private final static int STOPPED = 1;
private final static int CANCELED = 2;
// ===================================================================================
// Attribute
// =========
private final TimeoutTarget timeoutTarget_;
private final long timeoutMillis_;
private final boolean permanent_;
private long startTime_;
private int status_ = ACTIVE;
// ===================================================================================
// Constructor
// ===========
TimeoutTask(TimeoutTarget timeoutTarget, int timeout, boolean permanent) {
timeoutTarget_ = timeoutTarget;
timeoutMillis_ = timeout * 1000L;
permanent_ = permanent;
startTime_ = System.currentTimeMillis();
}
// ===================================================================================
// Operation
// =========
// -----------------------------------------------------
// Expired
// -------
public boolean isExpired() {
return System.currentTimeMillis() >= startTime_ + timeoutMillis_;
}
void expired() {
timeoutTarget_.expired();
}
// -----------------------------------------------------
// Cancel
// ------
public boolean isCanceled() {
return status_ == CANCELED;
}
public void cancel() {
status_ = CANCELED;
}
// -----------------------------------------------------
// Stop
// ----
public boolean isStopped() {
return status_ == STOPPED;
}
public void stop() {
if (status_ != ACTIVE) {
String msg = "Failed to stop the timer because of illegal status: " + startTime_;
throw new IllegalStateException(msg);
}
status_ = STOPPED;
}
// -----------------------------------------------------
// Restart
// -------
public void restart() {
status_ = ACTIVE;
startTime_ = System.currentTimeMillis();
}
// ===================================================================================
// Accessor
// ========
public boolean isPermanent() {
return permanent_;
}
}