sshd-core/src/test/java/org/apache/sshd/util/test/EchoShell.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.sshd.util.test;

import java.io.OutputStream;
import java.nio.charset.StandardCharsets;

/**
 * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
 */
public class EchoShell extends CommandExecutionHelper {
    public EchoShell() {
        super();
    }

    @Override
    protected boolean handleCommandLine(String command) throws Exception {
        OutputStream out = getOut();
        out.write((command + "\n").getBytes(StandardCharsets.UTF_8));
        out.flush();

        if ("exit".equals(command)) {
            return false;
        }

        return true;
    }
}