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RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (ap…
…ache#901) * Add ratis-shell cmd to generate a new raft-meta.conf. * Remove index option. * Style fix. * Use GroupCommand as the parent of RaftMetaConfCommand. * Modified by review comments. * Update cli.md * Use LocalCommand as the parent of RaftMetaConfCommand. * ReConstruct some abstract command. * Modified by review comments. * Use println instead of printf. * Checkstyle error fix(delete some unuse import). --------- Co-authored-by: idellzheng <[email protected]>
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ratis-shell/src/main/java/org/apache/ratis/shell/cli/sh/command/AbstractCommand.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| /* | ||
| * 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.ratis.shell.cli.sh.command; | ||
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| import org.apache.ratis.shell.cli.Command; | ||
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| import java.io.PrintStream; | ||
| import java.net.InetSocketAddress; | ||
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| /** | ||
| * The base class for all the ratis shell {@link Command} classes. | ||
| */ | ||
| public abstract class AbstractCommand implements Command { | ||
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| private final PrintStream printStream; | ||
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| protected AbstractCommand(Context context) { | ||
| printStream = context.getPrintStream(); | ||
| } | ||
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| public static InetSocketAddress parseInetSocketAddress(String address) { | ||
| try { | ||
| final String[] hostPortPair = address.split(":"); | ||
| if (hostPortPair.length < 2) { | ||
| throw new IllegalArgumentException("Unexpected address format <HOST:PORT>."); | ||
| } | ||
| return new InetSocketAddress(hostPortPair[0], Integer.parseInt(hostPortPair[1])); | ||
| } catch (Exception e) { | ||
| throw new IllegalArgumentException("Failed to parse the server address parameter \"" + address + "\".", e); | ||
| } | ||
| } | ||
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| protected PrintStream getPrintStream() { | ||
| return printStream; | ||
| } | ||
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| protected void printf(String format, Object... args) { | ||
| printStream.printf(format, args); | ||
| } | ||
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| protected void println(Object message) { | ||
| printStream.println(message); | ||
| } | ||
| } |
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60 changes: 60 additions & 0 deletions
60
ratis-shell/src/main/java/org/apache/ratis/shell/cli/sh/command/LocalCommand.java
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| @@ -0,0 +1,60 @@ | ||
| /* | ||
| * 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.ratis.shell.cli.sh.command; | ||
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| import org.apache.ratis.shell.cli.Command; | ||
| import org.apache.ratis.shell.cli.sh.local.RaftMetaConfCommand; | ||
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| import java.util.Arrays; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.function.Function; | ||
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| /** | ||
| * Command for local operation, which no need to connect to ratis server | ||
| */ | ||
| public class LocalCommand extends AbstractParentCommand { | ||
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| private static final List<Function<Context, Command>> SUB_COMMAND_CONSTRUCTORS | ||
| = Collections.unmodifiableList(Arrays.asList(RaftMetaConfCommand::new)); | ||
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| /** | ||
| * @param context command context | ||
| */ | ||
| public LocalCommand(Context context) { | ||
| super(context, SUB_COMMAND_CONSTRUCTORS); | ||
| } | ||
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| @Override | ||
| public String getCommandName() { | ||
| return "local"; | ||
| } | ||
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| @Override | ||
| public String getDescription() { | ||
| return description(); | ||
| } | ||
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| /** | ||
| * @return command's description | ||
| */ | ||
| public static String description() { | ||
| return "Command for local operation, which no need to connect to ratis server; " | ||
| + "see the sub-commands for the details."; | ||
| } | ||
| } |
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