| /* |
| * 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.maven.archetype.ui.generation; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| |
| import org.apache.commons.lang3.math.NumberUtils; |
| import org.apache.maven.archetype.catalog.Archetype; |
| import org.apache.maven.archetype.ui.ArchetypeDefinition; |
| import org.apache.maven.artifact.versioning.ArtifactVersion; |
| import org.apache.maven.artifact.versioning.DefaultArtifactVersion; |
| import org.codehaus.plexus.component.annotations.Component; |
| import org.codehaus.plexus.component.annotations.Requirement; |
| import org.codehaus.plexus.components.interactivity.Prompter; |
| import org.codehaus.plexus.components.interactivity.PrompterException; |
| import org.codehaus.plexus.logging.AbstractLogEnabled; |
| |
| @Component(role = ArchetypeSelectionQueryer.class, hint = "default") |
| public class DefaultArchetypeSelectionQueryer extends AbstractLogEnabled implements ArchetypeSelectionQueryer { |
| @Requirement(hint = "archetype") |
| private Prompter prompter; |
| |
| @Override |
| public boolean confirmSelection(ArchetypeDefinition archetypeDefinition) throws PrompterException { |
| String query = "Confirm archetype selection: \n" + archetypeDefinition.getGroupId() + "/" |
| + archetypeDefinition.getName() + "\n"; |
| |
| String answer = prompter.prompt(query, Arrays.asList(new String[] {"Y", "N"}), "Y"); |
| |
| return "Y".equalsIgnoreCase(answer); |
| } |
| |
| @Override |
| public Archetype selectArchetype(Map<String, List<Archetype>> catalogs) throws PrompterException { |
| return selectArchetype(catalogs, null); |
| } |
| |
| @Override |
| public Archetype selectArchetype(Map<String, List<Archetype>> catalogs, ArchetypeDefinition defaultDefinition) |
| throws PrompterException { |
| Archetype selection = null; |
| Map<String, List<Archetype>> filteredCatalogs = catalogs; |
| |
| do { |
| StringBuilder query = new StringBuilder("Choose archetype:\n"); |
| |
| Set<String> archetypeKeys = new HashSet<>(); |
| List<String> answers = new ArrayList<>(); |
| Map<String, Archetype> archetypeAnswerMap = new HashMap<>(); |
| |
| int counter = 0; |
| int defaultSelection = 0; |
| |
| for (Map.Entry<String, List<Archetype>> entry : filteredCatalogs.entrySet()) { |
| String catalog = entry.getKey(); |
| |
| for (Archetype archetype : entry.getValue()) { |
| String archetypeKey = archetype.getGroupId() + ":" + archetype.getArtifactId(); |
| |
| if (!archetypeKeys.add(archetypeKey)) { |
| continue; |
| } |
| |
| counter++; |
| |
| String description = archetype.getDescription(); |
| if (description == null) { |
| description = "-"; |
| } |
| |
| String answer = String.valueOf(counter); |
| |
| query.append(answer + ": " + catalog + " -> " + archetype.getGroupId() + ":" |
| + archetype.getArtifactId() + " (" + description + ")\n"); |
| |
| answers.add(answer); |
| |
| archetypeAnswerMap.put(answer, archetype); |
| |
| // the version is not tested. This is intentional. |
| if (defaultDefinition != null |
| && archetype.getGroupId().equals(defaultDefinition.getGroupId()) |
| && archetype.getArtifactId().equals(defaultDefinition.getArtifactId())) { |
| defaultSelection = counter; |
| } |
| } |
| } |
| |
| if (counter == 0) { |
| query.append(" Your filter doesn't match any archetype (hint: enter to return to initial list)\n"); |
| } |
| |
| query.append("Choose a number or apply filter (format: [groupId:]artifactId, case sensitive contains): "); |
| |
| String answer; |
| if (defaultSelection == 0) { |
| answer = prompter.prompt(query.toString()); |
| } else { |
| answer = prompter.prompt(query.toString(), Integer.toString(defaultSelection)); |
| } |
| |
| if (NumberUtils.isNumber(answer)) { |
| selection = archetypeAnswerMap.get(answer); |
| } else { |
| // not a number so apply filter and ask again |
| filteredCatalogs = ArchetypeSelectorUtils.getFilteredArchetypesByCatalog(catalogs, answer); |
| } |
| } while (selection == null); |
| |
| return selectVersion(catalogs, selection.getGroupId(), selection.getArtifactId()); |
| } |
| |
| private Archetype selectVersion(Map<String, List<Archetype>> catalogs, String groupId, String artifactId) |
| throws PrompterException { |
| SortedMap<ArtifactVersion, Archetype> archetypeVersionsMap = new TreeMap<>(); |
| |
| for (Map.Entry<String, List<Archetype>> entry : catalogs.entrySet()) { |
| for (Archetype archetype : entry.getValue()) { |
| if (!groupId.equals(archetype.getGroupId()) || !artifactId.equals(archetype.getArtifactId())) { |
| continue; |
| } |
| |
| ArtifactVersion version = new DefaultArtifactVersion(archetype.getVersion()); |
| |
| // don't override the first catalog containing a defined version of the artifact |
| if (!archetypeVersionsMap.containsKey(version)) { |
| archetypeVersionsMap.put(version, archetype); |
| } |
| } |
| } |
| |
| if (archetypeVersionsMap.size() == 1) { |
| return archetypeVersionsMap.values().iterator().next(); |
| } |
| |
| // let the user choose between available versions |
| StringBuilder query = new StringBuilder("Choose " + groupId + ":" + artifactId + " version: \n"); |
| |
| List<String> answers = new ArrayList<>(); |
| Map<String, Archetype> answerMap = new HashMap<>(); |
| |
| int counter = 1; |
| String mapKey = null; |
| |
| for (Map.Entry<ArtifactVersion, Archetype> entry : archetypeVersionsMap.entrySet()) { |
| ArtifactVersion version = entry.getKey(); |
| Archetype archetype = entry.getValue(); |
| |
| mapKey = String.valueOf(counter); |
| |
| query.append(mapKey + ": " + version + "\n"); |
| |
| answers.add(mapKey); |
| |
| answerMap.put(mapKey, archetype); |
| |
| counter++; |
| } |
| |
| query.append("Choose a number: "); |
| |
| Archetype archetype = null; |
| |
| do { |
| String answer = prompter.prompt(query.toString(), answers, mapKey); |
| |
| archetype = answerMap.get(answer); |
| } while (archetype == null); |
| |
| return archetype; |
| } |
| |
| public void setPrompter(Prompter prompter) { |
| this.prompter = prompter; |
| } |
| } |