| /* |
| * 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.tinkerpop.gremlin.console.commands |
| |
| import org.apache.tinkerpop.gremlin.console.ConsoleFs |
| import org.apache.tinkerpop.gremlin.console.Mediator |
| import org.apache.tinkerpop.gremlin.console.PluggedIn |
| import groovy.grape.Grape |
| import org.apache.tinkerpop.gremlin.groovy.util.Artifact |
| import org.apache.tinkerpop.gremlin.groovy.util.DependencyGrabber |
| import org.apache.tinkerpop.gremlin.jsr223.GremlinPlugin |
| import org.apache.groovy.groovysh.CommandSupport |
| import org.apache.groovy.groovysh.Groovysh |
| |
| /** |
| * Install a dependency into the console. |
| * |
| * @author Stephen Mallette (http://stephen.genoprime.com) |
| */ |
| class InstallCommand extends CommandSupport { |
| |
| private final Mediator mediator |
| |
| public InstallCommand(final Groovysh shell, final Mediator mediator) { |
| super(shell, ":install", ":+") |
| this.mediator = mediator |
| } |
| |
| @Override |
| def Object execute(final List<String> arguments) { |
| final def artifact = createArtifact(arguments) |
| try { |
| def grabber = new DependencyGrabber(shell.getInterp().getClassLoader(), ConsoleFs.CONSOLE_HOME_DIR) |
| grabber.copyDependenciesToPath(artifact) |
| |
| final def dep = grabber.makeDepsMap(artifact) |
| final def pluginsThatNeedRestart = grabDeps(dep) |
| return "Loaded: " + arguments + (pluginsThatNeedRestart.size() == 0 ? "" : " - restart the console to use $pluginsThatNeedRestart") |
| } catch (Exception ex) { |
| return ex.message |
| } |
| } |
| |
| private def grabDeps(final Map<String, Object> map) { |
| Grape.grab(map) |
| |
| def pluginsThatNeedRestart = [] as Set |
| |
| // note that the service loader utilized the classloader from the groovy shell as shell class are available |
| // from within there given loading through Grape. |
| ServiceLoader.load(GremlinPlugin, shell.getInterp().getClassLoader()).forEach { plugin -> |
| if (!mediator.availablePlugins.containsKey(plugin.class.name)) { |
| mediator.availablePlugins.put(plugin.class.name, new PluggedIn((GremlinPlugin) plugin, shell, io, false)) |
| if (plugin.requireRestart()) |
| pluginsThatNeedRestart << plugin.name |
| } |
| } |
| |
| return pluginsThatNeedRestart |
| } |
| |
| private static def createArtifact(final List<String> arguments) { |
| final String group = arguments.size() >= 1 ? arguments.get(0) : null |
| final String module = arguments.size() >= 2 ? arguments.get(1) : null |
| final String version = arguments.size() >= 3 ? arguments.get(2) : null |
| |
| if (group == null || group.isEmpty()) |
| throw new IllegalArgumentException("Group cannot be null or empty") |
| |
| if (module == null || module.isEmpty()) |
| throw new IllegalArgumentException("Module cannot be null or empty") |
| |
| if (version == null || version.isEmpty()) |
| throw new IllegalArgumentException("Version cannot be null or empty") |
| |
| return new Artifact(group, module, version) |
| } |
| } |