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// Copyright 2000-2021 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.idea.maven.indices;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.JDOMUtil;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.util.JdomKt;
import com.intellij.util.io.PathKt;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.idea.maven.indices.archetype.MavenCatalog;
import org.jetbrains.idea.maven.model.MavenArchetype;
import org.jetbrains.idea.maven.project.MavenEmbeddersManager;
import org.jetbrains.idea.maven.project.MavenProjectsManager;
import org.jetbrains.idea.maven.server.MavenEmbedderWrapper;
import org.jetbrains.idea.maven.utils.MavenLog;
import java.io.IOException;
import java.net.URL;
import java.nio.file.Path;
import java.util.*;
import java.util.function.Function;
import static org.apache.commons.lang.StringUtils.EMPTY;
import static org.jetbrains.idea.maven.project.MavenEmbeddersManager.FOR_POST_PROCESSING;
public class MavenArchetypeManager {
private static final String ELEMENT_ARCHETYPES = "archetypes";
private static final String ELEMENT_ARCHETYPE = "archetype";
private static final String ELEMENT_GROUP_ID = "groupId";
private static final String ELEMENT_ARTIFACT_ID = "artifactId";
private static final String ELEMENT_VERSION = "version";
private static final String ELEMENT_REPOSITORY = "repository";
private static final String ELEMENT_DESCRIPTION = "description";
@NotNull private final Project myProject;
public static MavenArchetypeManager getInstance(@NotNull Project project) {
return project.getService(MavenArchetypeManager.class);
}
public MavenArchetypeManager(@NotNull Project project) {
myProject = project;
}
public Collection<MavenArchetype> getArchetypes(@NotNull MavenCatalog catalog) {
if (catalog instanceof MavenCatalog.System.Internal) {
return getInnerArchetypes();
}
if (catalog instanceof MavenCatalog.System.DefaultLocal) {
return getLocalArchetypes();
}
if (catalog instanceof MavenCatalog.System.MavenCentral) {
return getRemoteArchetypes(((MavenCatalog.System.MavenCentral)catalog).getUrl());
}
if (catalog instanceof MavenCatalog.Local) {
return getInnerArchetypes(((MavenCatalog.Local)catalog).getPath());
}
if (catalog instanceof MavenCatalog.Remote) {
return getRemoteArchetypes(((MavenCatalog.Remote)catalog).getUrl());
}
return Collections.emptyList();
}
public Set<MavenArchetype> getArchetypes() {
MavenIndicesManager indicesManager = MavenIndicesManager.getInstance(myProject);
Set<MavenArchetype> result = new HashSet<>(getInnerArchetypes());
result.addAll(loadUserArchetypes(getUserArchetypesFile()));
if (!indicesManager.isInit()) {
indicesManager.updateIndicesListSync();
}
MavenIndexHolder indexHolder = indicesManager.getIndex();
for (MavenIndex index : indexHolder.getIndices()) {
result.addAll(index.getArchetypes());
}
for (MavenArchetypesProvider each : MavenArchetypesProvider.EP_NAME.getExtensionList()) {
result.addAll(each.getArchetypes());
}
return result;
}
public Collection<MavenArchetype> getLocalArchetypes() {
MavenIndicesManager indicesManager = MavenIndicesManager.getInstance(myProject);
if (!indicesManager.isInit()) indicesManager.updateIndicesListSync();
MavenIndex localIndex = indicesManager.getIndex().getLocalIndex();
if (localIndex == null) return Collections.emptySet();
return localIndex.getArchetypes();
}
public Collection<MavenArchetype> getInnerArchetypes() {
return executeWithMavenEmbedderWrapper(wrapper -> wrapper.getArchetypes());
}
public Collection<MavenArchetype> getInnerArchetypes(Path path) {
return executeWithMavenEmbedderWrapper(wrapper -> wrapper.getInnerArchetypes(path));
}
public Collection<MavenArchetype> getRemoteArchetypes(URL url) {
return getRemoteArchetypes(url.toExternalForm());
}
public Collection<MavenArchetype> getRemoteArchetypes(String url) {
return executeWithMavenEmbedderWrapper(wrapper -> wrapper.getRemoteArchetypes(url));
}
/**
* Get archetype descriptor.
*
* @return null if archetype not resolved, else descriptor map.
*/
@Nullable
public Map<String, String> resolveAndGetArchetypeDescriptor(@NotNull String groupId, @NotNull String artifactId,
@NotNull String version, @Nullable String url) {
return executeWithMavenEmbedderWrapperNullable(
wrapper -> wrapper.resolveAndGetArchetypeDescriptor(groupId, artifactId, version, Collections.emptyList(), url)
);
}
@NotNull
private <R> R executeWithMavenEmbedderWrapper(Function<MavenEmbedderWrapper, R> function) {
MavenEmbeddersManager manager = MavenProjectsManager.getInstance(myProject).getEmbeddersManager();
MavenEmbedderWrapper mavenEmbedderWrapper = manager.getEmbedder(FOR_POST_PROCESSING, EMPTY, EMPTY);
try {
return function.apply(mavenEmbedderWrapper);
}
finally {
manager.release(mavenEmbedderWrapper);
}
}
@Nullable
private <R> R executeWithMavenEmbedderWrapperNullable(Function<MavenEmbedderWrapper, R> function) {
MavenEmbeddersManager manager = MavenProjectsManager.getInstance(myProject).getEmbeddersManager();
MavenEmbedderWrapper mavenEmbedderWrapper = manager.getEmbedder(FOR_POST_PROCESSING, EMPTY, EMPTY);
try {
return function.apply(mavenEmbedderWrapper);
}
finally {
manager.release(mavenEmbedderWrapper);
}
}
@NotNull
static List<MavenArchetype> loadUserArchetypes(@NotNull Path userArchetypesPath) {
try {
if (!PathKt.exists(userArchetypesPath)) {
return Collections.emptyList();
}
// Store artifact to set to remove duplicate created by old IDEA (https://youtrack.jetbrains.com/issue/IDEA-72105)
Collection<MavenArchetype> result = new LinkedHashSet<>();
List<Element> children = JDOMUtil.load(userArchetypesPath).getChildren(ELEMENT_ARCHETYPE);
for (int i = children.size() - 1; i >= 0; i--) {
Element each = children.get(i);
String groupId = each.getAttributeValue(ELEMENT_GROUP_ID);
String artifactId = each.getAttributeValue(ELEMENT_ARTIFACT_ID);
String version = each.getAttributeValue(ELEMENT_VERSION);
String repository = each.getAttributeValue(ELEMENT_REPOSITORY);
String description = each.getAttributeValue(ELEMENT_DESCRIPTION);
if (StringUtil.isEmptyOrSpaces(groupId)
|| StringUtil.isEmptyOrSpaces(artifactId)
|| StringUtil.isEmptyOrSpaces(version)) {
continue;
}
result.add(new MavenArchetype(groupId, artifactId, version, repository, description));
}
ArrayList<MavenArchetype> listResult = new ArrayList<>(result);
Collections.reverse(listResult);
return listResult;
}
catch (IOException | JDOMException e) {
MavenLog.LOG.warn(e);
return Collections.emptyList();
}
}
public static void addArchetype(@NotNull MavenArchetype archetype, @NotNull Path userArchetypesPath) {
List<MavenArchetype> archetypes = new ArrayList<>(loadUserArchetypes(userArchetypesPath));
int idx = archetypes.indexOf(archetype);
if (idx >= 0) {
archetypes.set(idx, archetype);
}
else {
archetypes.add(archetype);
}
saveUserArchetypes(archetypes, userArchetypesPath);
}
@NotNull
private Path getUserArchetypesFile() {
return MavenIndicesManager.getInstance(myProject).getIndicesDir().resolve("UserArchetypes.xml");
}
private static void saveUserArchetypes(List<MavenArchetype> userArchetypes, @NotNull Path userArchetypesPath) {
Element root = new Element(ELEMENT_ARCHETYPES);
for (MavenArchetype each : userArchetypes) {
Element childElement = new Element(ELEMENT_ARCHETYPE);
childElement.setAttribute(ELEMENT_GROUP_ID, each.groupId);
childElement.setAttribute(ELEMENT_ARTIFACT_ID, each.artifactId);
childElement.setAttribute(ELEMENT_VERSION, each.version);
if (each.repository != null) {
childElement.setAttribute(ELEMENT_REPOSITORY, each.repository);
}
if (each.description != null) {
childElement.setAttribute(ELEMENT_DESCRIPTION, each.description);
}
root.addContent(childElement);
}
try {
JdomKt.write(root, userArchetypesPath);
}
catch (IOException e) {
MavenLog.LOG.warn(e);
}
}
}
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