examples/karaf-jaas-example/karaf-jaas-example-app/src/main/java/org/apache/karaf/examples/jaas/app/JaasExampleCommand.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You 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.apache.karaf.examples.jaas.app;

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.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;

@Service
@Command(scope = "example", name = "jaas", description = "Simple command calling a secured service")
public class JaasExampleCommand implements Action {

    @Reference
    private SecuredService securedService;

    @Argument(index = 0, name = "username", description = "Username", multiValued = false, required = true)
    String username;

    @Argument(index = 1, name = "password", description = "Password", multiValued = false, required = true)
    String password;

    @Override
    public Object execute() throws Exception {
        boolean ok = securedService.action(username, password);
        if (ok) {
            System.out.println("Authentication successful");
        } else {
            System.err.println("Authentication failed");
        }
        return null;
    }

}