guru.nidi.maven.tools.MainRunnerMojo Maven / Gradle / Ivy

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/*
 * Copyright (C) 2014 Stefan Niederhauser ([email protected])
 *
 * 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 guru.nidi.maven.tools;

import java.lang.reflect.Method;

/**
 * @goal runMain
 */
public class MainRunnerMojo extends AbstractRunnerMojo {
    /**
     * @parameter expression="${mainClass}"
     * @required
     */
    private String mainClass;
    /**
     * @parameter expression="${arguments}"
     */
    private String arguments;

    @Override
    public void run() throws Throwable {
        final Class main = Thread.currentThread().getContextClassLoader().loadClass(mainClass);
        final Method mainMethod = main.getMethod("main", String[].class);
        mainMethod.invoke(null, (Object) (arguments == null ? new String[0] : arguments.split(" ")));
    }
}