| /******************************************************************************* |
| * Copyright (c) 2008, 2013 Sonatype Inc. and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sonatype Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.tycho.core.osgitools.targetplatform; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.Iterator; |
| import java.util.LinkedHashMap; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Set; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| |
| import org.eclipse.tycho.ArtifactDescriptor; |
| import org.eclipse.tycho.ArtifactKey; |
| import org.eclipse.tycho.ArtifactType; |
| import org.eclipse.tycho.DefaultArtifactKey; |
| import org.eclipse.tycho.PackagingType; |
| import org.eclipse.tycho.ReactorProject; |
| import org.eclipse.tycho.artifacts.DependencyArtifacts; |
| import org.eclipse.tycho.core.osgitools.DefaultArtifactDescriptor; |
| import org.osgi.framework.Version; |
| |
| public class ArtifactCollection { |
| private static final Version VERSION_0_0_0 = new Version("0.0.0"); |
| |
| protected final Map<ArtifactKey, ArtifactDescriptor> artifacts = new LinkedHashMap<>(); |
| |
| protected final Map<File, Map<String, ArtifactDescriptor>> locations = new LinkedHashMap<>(); |
| |
| public List<ArtifactDescriptor> getArtifacts(String type) { |
| ArrayList<ArtifactDescriptor> result = new ArrayList<>(); |
| for (Map.Entry<ArtifactKey, ArtifactDescriptor> entry : artifacts.entrySet()) { |
| if (type.equals(entry.getKey().getType())) { |
| result.add(entry.getValue()); |
| } |
| } |
| |
| return result; |
| } |
| |
| public List<ArtifactDescriptor> getArtifacts() { |
| return new ArrayList<>(artifacts.values()); |
| } |
| |
| public void addArtifactFile(ArtifactKey key, File location, Set<Object> installableUnits) { |
| addArtifact(new DefaultArtifactDescriptor(key, location, null, null, installableUnits)); |
| } |
| |
| public void addArtifact(ArtifactDescriptor artifact) { |
| addArtifact(artifact, false); |
| } |
| |
| protected void addArtifact(ArtifactDescriptor artifact, boolean merge) { |
| if (artifact.getClass() != DefaultArtifactDescriptor.class) { |
| throw new IllegalAccessError(); |
| } |
| |
| ArtifactKey key = normalizePluginType(artifact.getKey()); |
| |
| File location = normalizeLocation(artifact.getLocation()); |
| |
| ArtifactDescriptor original = artifacts.get(key); |
| |
| Set<Object> units = null; |
| |
| if (original != null) { |
| // can't use DefaultArtifactDescriptor.equals because artifact.location is not normalized |
| if (!eq(original.getLocation(), location) || !eq(original.getClassifier(), artifact.getClassifier()) |
| || !eq(original.getMavenProject(), artifact.getMavenProject())) { |
| // TODO better error message |
| throw new IllegalStateException("Inconsistent artifact with key " + artifact.getKey()); |
| } |
| |
| // artifact equals to original |
| if (eq(original.getInstallableUnits(), artifact.getInstallableUnits())) { |
| return; |
| } |
| |
| if (!merge) { |
| // TODO better error message |
| throw new IllegalStateException("Inconsistent artifact with key " + artifact.getKey()); |
| } |
| |
| units = new LinkedHashSet<>(original.getInstallableUnits()); |
| units.addAll(artifact.getInstallableUnits()); |
| } else { |
| units = artifact.getInstallableUnits(); |
| } |
| |
| // reuse artifact keys to reduce memory usage |
| key = normalize(key); |
| |
| if (units != null) { |
| units = Collections.unmodifiableSet(units); |
| } |
| |
| // recreate artifact descriptor to use normalized location, key and units |
| artifact = new DefaultArtifactDescriptor(key, location, artifact.getMavenProject(), artifact.getClassifier(), |
| units); |
| |
| // for external artifacts, reuse cached artifact descriptor instance to reduce memory usage |
| // do not cache reactor project artifact descriptors because their IUs can change without changing (id,version) |
| if (artifact.getMavenProject() == null) { |
| artifact = normalize(artifact); |
| } |
| |
| artifacts.put(artifact.getKey(), artifact); |
| |
| Map<String, ArtifactDescriptor> classified = locations.get(location); |
| if (classified == null) { |
| classified = new LinkedHashMap<>(); |
| locations.put(location, classified); |
| } |
| |
| // TODO sanity check, no duplicate artifact classifiers at the same location |
| //if (classified.containsKey(artifact.getClassifier())) { |
| // throw new IllegalStateException("Duplicate artifact classifier at location " + location); |
| //} |
| |
| // sanity check, all artifacts at the same location have the same reactor project |
| for (ArtifactDescriptor other : classified.values()) { |
| if (!eq(artifact.getMavenProject(), other.getMavenProject())) { |
| throw new IllegalStateException("Inconsistent reactor project at location " + location + ". " |
| + artifact.getMavenProject() + " is not the same as " + other.getMavenProject()); |
| } |
| } |
| |
| classified.put(artifact.getClassifier(), artifact); |
| } |
| |
| // ideally this would return a specialized type -> the type checker would then ensure that this is called wherever needed |
| private static File normalizeLocation(File location) { |
| // don't call getCanonicalFile here because otherwise we'll be forced to call getCanonical* everywhere |
| return new File(location.getAbsoluteFile().toURI().normalize()); |
| } |
| |
| protected ArtifactDescriptor normalize(ArtifactDescriptor artifact) { |
| return artifact; |
| } |
| |
| protected ArtifactKey normalize(ArtifactKey key) { |
| return key; |
| } |
| |
| protected ArtifactKey normalizePluginType(ArtifactKey key) { |
| // normalize eclipse-test-plugin... after all, a bundle is a bundle. |
| // TODO ArtifactKey should never use packaging types |
| if (PackagingType.TYPE_ECLIPSE_TEST_PLUGIN.equals(key.getType())) { |
| key = new DefaultArtifactKey(ArtifactType.TYPE_ECLIPSE_PLUGIN, key.getId(), key.getVersion()); |
| } |
| return key; |
| } |
| |
| private static <T> boolean eq(T a, T b) { |
| return a != null ? a.equals(b) : b == null; |
| } |
| |
| public void dump() { |
| for (Map.Entry<ArtifactKey, ArtifactDescriptor> entry : artifacts.entrySet()) { |
| System.out.println(entry.getKey() + "\t" + entry.getValue()); |
| } |
| } |
| |
| public boolean isEmpty() { |
| return artifacts.isEmpty(); |
| } |
| |
| public ArtifactDescriptor getArtifact(String type, String id, String version) { |
| if (type == null || id == null) { |
| // TODO should we throw something instead? |
| return null; |
| } |
| |
| // features with matching id, sorted by version, highest version first |
| SortedMap<Version, ArtifactDescriptor> relevantArtifacts = new TreeMap<>( |
| new Comparator<Version>() { |
| @Override |
| public int compare(Version o1, Version o2) { |
| return -o1.compareTo(o2); |
| }; |
| }); |
| |
| for (Map.Entry<ArtifactKey, ArtifactDescriptor> entry : this.artifacts.entrySet()) { |
| ArtifactKey key = entry.getKey(); |
| if (type.equals(key.getType()) && id.equals(key.getId())) { |
| relevantArtifacts.put(Version.parseVersion(key.getVersion()), entry.getValue()); |
| } |
| } |
| |
| if (relevantArtifacts.isEmpty()) { |
| return null; |
| } |
| |
| if (version == null) { |
| return relevantArtifacts.get(relevantArtifacts.firstKey()); // latest version |
| } |
| |
| Version parsedVersion = new Version(version); |
| if (VERSION_0_0_0.equals(parsedVersion)) { |
| return relevantArtifacts.get(relevantArtifacts.firstKey()); // latest version |
| } |
| |
| String qualifier = parsedVersion.getQualifier(); |
| |
| if (qualifier == null || "".equals(qualifier) || DependencyArtifacts.ANY_QUALIFIER.equals(qualifier)) { |
| // latest qualifier |
| for (Map.Entry<Version, ArtifactDescriptor> entry : relevantArtifacts.entrySet()) { |
| if (baseVersionEquals(parsedVersion, entry.getKey())) { |
| return entry.getValue(); |
| } |
| } |
| } |
| |
| // perfect match or nothing |
| return relevantArtifacts.get(parsedVersion); |
| } |
| |
| private static boolean baseVersionEquals(Version v1, Version v2) { |
| return v1.getMajor() == v2.getMajor() && v1.getMinor() == v2.getMinor() && v1.getMicro() == v2.getMicro(); |
| } |
| |
| public void addReactorArtifact(ArtifactKey key, ReactorProject project, String classifier, |
| Set<Object> installableUnits) { |
| DefaultArtifactDescriptor artifact = new DefaultArtifactDescriptor(key, project.getBasedir(), project, |
| classifier, installableUnits); |
| addArtifact(artifact); |
| } |
| |
| public ReactorProject getMavenProject(File location) { |
| Map<String, ArtifactDescriptor> classified = getArtifact(location); |
| if (classified != null) { |
| // #addArtifact enforces all artifacts at the same location have the same reactor project |
| return classified.values().iterator().next().getMavenProject(); |
| } |
| return null; |
| } |
| |
| public Map<String, ArtifactDescriptor> getArtifact(File location) { |
| return locations.get(normalizeLocation(location)); |
| } |
| |
| public ArtifactDescriptor getArtifact(ArtifactKey key) { |
| return artifacts.get(normalizePluginType(key)); |
| } |
| |
| public void removeAll(String type, String id) { |
| Iterator<Entry<ArtifactKey, ArtifactDescriptor>> iter = artifacts.entrySet().iterator(); |
| while (iter.hasNext()) { |
| Entry<ArtifactKey, ArtifactDescriptor> entry = iter.next(); |
| ArtifactKey key = entry.getKey(); |
| if (key.getType().equals(type) && key.getId().equals(id)) { |
| locations.remove(entry.getValue().getLocation()); |
| iter.remove(); |
| } |
| } |
| } |
| |
| public void toDebugString(StringBuilder sb, String linePrefix) { |
| for (ArtifactDescriptor artifact : artifacts.values()) { |
| sb.append(linePrefix); |
| sb.append(artifact.getKey().toString()); |
| sb.append(": "); |
| ReactorProject project = artifact.getMavenProject(); |
| if (project != null) { |
| sb.append(project.toString()); |
| } else { |
| sb.append(artifact.getLocation()); |
| } |
| sb.append("\n"); |
| } |
| } |
| |
| } |