| /* |
| * 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.accumulo.shell.commands; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import java.security.SecureRandom; |
| import java.util.Random; |
| |
| import org.apache.accumulo.core.util.Base64; |
| import org.apache.accumulo.shell.Shell; |
| import org.apache.accumulo.shell.Shell.Command; |
| import org.apache.accumulo.shell.ShellCommandException; |
| import org.apache.accumulo.shell.ShellCommandException.ErrorCode; |
| import org.apache.commons.cli.CommandLine; |
| |
| public class HiddenCommand extends Command { |
| private static Random rand = new SecureRandom(); |
| |
| @Override |
| public String description() { |
| return "The first rule of Accumulo is: \"You don't talk about Accumulo.\""; |
| } |
| |
| @Override |
| public int execute(final String fullCommand, final CommandLine cl, final Shell shellState) throws Exception { |
| if (rand.nextInt(10) == 0) { |
| shellState.getReader().beep(); |
| shellState.getReader().println(); |
| shellState.getReader().println( |
| new String(Base64.decodeBase64(("ICAgICAgIC4tLS4KICAgICAgLyAvXCBcCiAgICAgKCAvLS1cICkKICAgICAuPl8gIF88LgogICAgLyB8ICd8ICcgXAog" |
| + "ICAvICB8Xy58Xy4gIFwKICAvIC98ICAgICAgfFwgXAogfCB8IHwgfFwvfCB8IHwgfAogfF98IHwgfCAgfCB8IHxffAogICAgIC8gIF9fICBcCiAgICAvICAv" |
| + "ICBcICBcCiAgIC8gIC8gICAgXCAgXF8KIHwvICAvICAgICAgXCB8IHwKIHxfXy8gICAgICAgIFx8X3wK").getBytes(UTF_8)), UTF_8)); |
| } else { |
| throw new ShellCommandException(ErrorCode.UNRECOGNIZED_COMMAND, getName()); |
| } |
| return 0; |
| } |
| |
| @Override |
| public int numArgs() { |
| return Shell.NO_FIXED_ARG_LENGTH_CHECK; |
| } |
| |
| @Override |
| public String getName() { |
| return "accvmvlo"; |
| } |
| } |