de.mhus.karaf.commands.shell.CmdSystemExit Maven / Gradle / Ivy

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commands OSGi blueprint bundle project.

There is a newer version: 6.4.0

/**
 * Copyright 2018 Mike Hummel
 *
 * 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 de.mhus.karaf.commands.shell;

import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.lifecycle.Service;

@Command(scope = "shell", name = "systemexit", description = "Call a hard system exit")
@Service
public class CmdSystemExit implements Action {

	@Argument(index=0, name="exit code", required=true, description="Exit code", multiValued=false)
	int exitCode;

	@Override
	public Object execute() throws Exception {
		System.out.print("Really exit (y/N):");
		System.out.flush();
		int in = System.in.read();
		if (in == 'y')
			System.exit(exitCode);
		System.out.println();
		return null;
	}

}