| /* |
| * 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.jackrabbit.oak.run.cli; |
| |
| import java.io.IOException; |
| import java.util.EnumSet; |
| import java.util.Set; |
| |
| import com.google.common.collect.ClassToInstanceMap; |
| import com.google.common.collect.Iterables; |
| import com.google.common.collect.MutableClassToInstanceMap; |
| import com.google.common.collect.Sets; |
| import joptsimple.OptionParser; |
| import joptsimple.OptionSet; |
| import org.apache.jackrabbit.oak.spi.whiteboard.DefaultWhiteboard; |
| import org.apache.jackrabbit.oak.spi.whiteboard.Whiteboard; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static java.util.Arrays.asList; |
| |
| public class Options { |
| private final Set<OptionsBeanFactory> beanFactories = Sets.newHashSet(); |
| private final EnumSet<OptionBeans> oakRunOptions; |
| private final ClassToInstanceMap<OptionsBean> optionBeans = MutableClassToInstanceMap.create(); |
| private OptionSet optionSet; |
| private boolean disableSystemExit; |
| private String commandName; |
| private String summary; |
| private String connectionString; |
| private final Whiteboard whiteboard = new DefaultWhiteboard(); |
| private String tempDirectory; |
| |
| public Options(){ |
| this.oakRunOptions = EnumSet.allOf(OptionBeans.class); |
| } |
| |
| public Options(OptionBeans... options) { |
| this.oakRunOptions = Sets.newEnumSet(asList(options), OptionBeans.class); |
| } |
| |
| public OptionSet parseAndConfigure(OptionParser parser, String[] args) throws IOException { |
| return parseAndConfigure(parser, args, true); |
| } |
| |
| /** |
| * Parses the arguments and configures the OptionBeans |
| * |
| * @param parser option parser instance |
| * @param args command line arguments |
| * @param checkNonOptions if true then it checks that non options are specified i.e. some NodeStore is |
| * selected |
| * @return optionSet returned from OptionParser |
| */ |
| public OptionSet parseAndConfigure(OptionParser parser, String[] args, boolean checkNonOptions) throws IOException { |
| for (OptionsBeanFactory o : Iterables.concat(oakRunOptions, beanFactories)){ |
| OptionsBean bean = o.newInstance(parser); |
| optionBeans.put(bean.getClass(), bean); |
| } |
| parser.formatHelpWith(new OakHelpFormatter(optionBeans.values(), commandName, summary, connectionString)); |
| optionSet = parser.parse(args); |
| configure(optionSet); |
| checkForHelp(parser); |
| if (checkNonOptions) { |
| checkNonOptions(); |
| } |
| return optionSet; |
| } |
| |
| public OptionSet getOptionSet() { |
| return optionSet; |
| } |
| |
| @SuppressWarnings("unchecked") |
| public <T extends OptionsBean> T getOptionBean(Class<T> clazz){ |
| Object o = optionBeans.get(clazz); |
| checkNotNull(o, "No [%s] found in [%s]", |
| clazz.getSimpleName(), optionBeans); |
| return (T) o; |
| } |
| |
| public void registerOptionsFactory(OptionsBeanFactory factory){ |
| beanFactories.add(factory); |
| } |
| |
| public Options withDisableSystemExit() { |
| this.disableSystemExit = true; |
| return this; |
| } |
| |
| public Options setCommandName(String commandName) { |
| this.commandName = commandName; |
| return this; |
| } |
| |
| public Options setSummary(String summary) { |
| this.summary = summary; |
| return this; |
| } |
| |
| public Options setConnectionString(String connectionString) { |
| this.connectionString = connectionString; |
| return this; |
| } |
| |
| public Options setTempDirectory(String directory) { |
| this.tempDirectory = directory; |
| return this; |
| } |
| |
| public String getTempDirectory() { |
| return tempDirectory; |
| } |
| |
| public CommonOptions getCommonOpts(){ |
| return getOptionBean(CommonOptions.class); |
| } |
| |
| public Whiteboard getWhiteboard() { |
| return whiteboard; |
| } |
| |
| private void configure(OptionSet optionSet){ |
| for (OptionsBean bean : optionBeans.values()){ |
| bean.configure(optionSet); |
| } |
| } |
| |
| private void checkForHelp(OptionParser parser) throws IOException { |
| if (optionBeans.containsKey(CommonOptions.class) |
| && getCommonOpts().isHelpRequested()){ |
| parser.printHelpOn(System.out); |
| systemExit(0); |
| } |
| } |
| |
| public void checkNonOptions() throws IOException { |
| //Some non option should be provided to enable |
| if (optionBeans.containsKey(CommonOptions.class) |
| && getCommonOpts().getNonOptions().isEmpty()){ |
| System.out.println("NodeStore details not provided"); |
| systemExit(1); |
| } |
| } |
| |
| private void systemExit(int code) { |
| if (!disableSystemExit) { |
| System.exit(code); |
| } |
| } |
| |
| } |