| package org.apache.maven.surefire.api.booter; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.Objects; |
| |
| import static java.util.Objects.requireNonNull; |
| import static org.apache.maven.surefire.shared.utils.StringUtils.isBlank; |
| |
| /** |
| * Encapsulates data and command sent from master to forked process. |
| * |
| * @author <a href="mailto:tibordigana@apache.org">Tibor Digana (tibor17)</a> |
| * @since 2.19 |
| */ |
| public final class Command |
| { |
| public static final Command TEST_SET_FINISHED = new Command( MasterProcessCommand.TEST_SET_FINISHED ); |
| public static final Command SKIP_SINCE_NEXT_TEST = new Command( MasterProcessCommand.SKIP_SINCE_NEXT_TEST ); |
| public static final Command NOOP = new Command( MasterProcessCommand.NOOP ); |
| public static final Command BYE_ACK = new Command( MasterProcessCommand.BYE_ACK ); |
| |
| private final MasterProcessCommand command; |
| private final String data; |
| |
| public Command( MasterProcessCommand command, String data ) |
| { |
| this.command = requireNonNull( command ); |
| this.data = data; |
| } |
| |
| public Command( MasterProcessCommand command ) |
| { |
| this( command, null ); |
| } |
| |
| public static Command toShutdown( Shutdown shutdownType ) |
| { |
| return new Command( MasterProcessCommand.SHUTDOWN, shutdownType.name() ); |
| } |
| |
| public static Command toRunClass( String runClass ) |
| { |
| return new Command( MasterProcessCommand.RUN_CLASS, runClass ); |
| } |
| |
| public MasterProcessCommand getCommandType() |
| { |
| return command; |
| } |
| |
| public String getData() |
| { |
| return data; |
| } |
| |
| /** |
| * @return {@link Shutdown} or {@link Shutdown#DEFAULT} if {@link #getData()} is null or blank string |
| * @throws IllegalArgumentException if string data {@link #getData()} is not applicable to enum {@link Shutdown} |
| */ |
| public Shutdown toShutdownData() |
| { |
| if ( command != MasterProcessCommand.SHUTDOWN ) |
| { |
| throw new IllegalStateException( "expected MasterProcessCommand.SHUTDOWN" ); |
| } |
| return isBlank( data ) ? Shutdown.DEFAULT : Shutdown.valueOf( data ); |
| } |
| |
| @Override |
| public boolean equals( Object o ) |
| { |
| if ( this == o ) |
| { |
| return true; |
| } |
| |
| if ( o == null || getClass() != o.getClass() ) |
| { |
| return false; |
| } |
| |
| Command arg = (Command) o; |
| |
| return command == arg.command && Objects.equals( data, arg.data ); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| int result = command.hashCode(); |
| result = 31 * result + ( data != null ? data.hashCode() : 0 ); |
| return result; |
| } |
| } |