com.gitee.starblues.loader.launcher.SpringMainBootstrap Maven / Gradle / Ivy
/**
* Copyright [2019-Present] [starBlues]
*
* 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.gitee.starblues.loader.launcher;
import com.gitee.starblues.loader.jar.JarFile;
import com.gitee.starblues.loader.launcher.runner.MainMethodRunner;
import com.gitee.starblues.loader.launcher.runner.MethodRunner;
import java.util.Objects;
import java.util.concurrent.CountDownLatch;
/**
* 主程序引导器
*
* @author starBlues
* @since 3.0.0
* @version 3.0.0
*/
public class SpringMainBootstrap {
static final String MAIN_RUN_METHOD = "main";
private static final CountDownLatch COUNT_DOWN_LATCH = new CountDownLatch(1);
private static SpringBootstrap springBootstrap;
public static void launch(Class bootstrapClass, String[] args) {
try {
SpringBootstrap springBootstrap = bootstrapClass.getConstructor().newInstance();
launch(springBootstrap, args);
} catch (Exception e) {
e.printStackTrace();
}
}
public static void launch(SpringBootstrap springBootstrap, String[] args) {
SpringMainBootstrap.springBootstrap = Objects.requireNonNull(springBootstrap, "springBootBootstrap 不能为空");
DevelopmentModeSetting.setDevelopmentMode(springBootstrap.developmentMode());
MainMethodRunner mainMethodRunner = new MainMethodRunner(SpringMainBootstrap.class.getName(),
MAIN_RUN_METHOD, args);
JarFile.registerUrlProtocolHandler();
Thread launchThread = new Thread(new Runner(mainMethodRunner));
launchThread.start();
try {
COUNT_DOWN_LATCH.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
private static class Runner implements Runnable{
private final MethodRunner methodRunner;
public Runner(MethodRunner methodRunner) {
this.methodRunner = methodRunner;
}
@Override
public void run() {
ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
try {
methodRunner.run(contextClassLoader);
} catch (Exception e) {
e.printStackTrace();
} finally {
COUNT_DOWN_LATCH.countDown();
}
}
}
private static void main(String[] args) throws Exception {
Objects.requireNonNull(springBootstrap, "springBootBootstrap 不能为空");
Launcher launcher = new DevLauncher(springBootstrap);
launcher.run(args);
}
}