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/*
* Copyright 2016 The Bazel Authors. All rights reserved.
*
* Licensed 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 com.google.idea.blaze.java.sync;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.idea.blaze.base.experiments.BoolExperiment;
import com.google.idea.blaze.base.ideinfo.ArtifactLocation;
import com.google.idea.blaze.base.ideinfo.LibraryArtifact;
import com.google.idea.blaze.base.ideinfo.RuleIdeInfo;
import com.google.idea.blaze.base.model.BlazeProjectData;
import com.google.idea.blaze.base.model.SyncState;
import com.google.idea.blaze.base.model.primitives.Label;
import com.google.idea.blaze.base.model.primitives.LanguageClass;
import com.google.idea.blaze.base.model.primitives.WorkspaceRoot;
import com.google.idea.blaze.base.model.primitives.WorkspaceType;
import com.google.idea.blaze.base.projectview.ProjectViewSet;
import com.google.idea.blaze.base.projectview.section.Glob;
import com.google.idea.blaze.base.projectview.section.SectionParser;
import com.google.idea.blaze.base.scope.BlazeContext;
import com.google.idea.blaze.base.scope.Scope;
import com.google.idea.blaze.base.scope.output.IssueOutput;
import com.google.idea.blaze.base.scope.output.PerformanceWarning;
import com.google.idea.blaze.base.scope.output.PrintOutput;
import com.google.idea.blaze.base.scope.scopes.TimingScope;
import com.google.idea.blaze.base.settings.BlazeUserSettings;
import com.google.idea.blaze.base.sync.BlazeSyncPlugin;
import com.google.idea.blaze.base.sync.projectview.WorkspaceLanguageSettings;
import com.google.idea.blaze.base.sync.workspace.ArtifactLocationDecoder;
import com.google.idea.blaze.base.sync.workspace.BlazeRoots;
import com.google.idea.blaze.base.sync.workspace.WorkingSet;
import com.google.idea.blaze.base.sync.workspace.WorkspacePathResolver;
import com.google.idea.blaze.java.projectview.ExcludeLibrarySection;
import com.google.idea.blaze.java.projectview.ExcludedLibrarySection;
import com.google.idea.blaze.java.projectview.JavaLanguageLevelSection;
import com.google.idea.blaze.java.sync.importer.BlazeJavaWorkspaceImporter;
import com.google.idea.blaze.java.sync.jdeps.JdepsFileReader;
import com.google.idea.blaze.java.sync.jdeps.JdepsMap;
import com.google.idea.blaze.java.sync.model.BlazeJavaImportResult;
import com.google.idea.blaze.java.sync.model.BlazeJavaSyncData;
import com.google.idea.blaze.java.sync.model.BlazeLibrary;
import com.google.idea.blaze.java.sync.projectstructure.Jdks;
import com.google.idea.blaze.java.sync.projectstructure.LibraryEditor;
import com.google.idea.blaze.java.sync.projectstructure.SourceFolderEditor;
import com.google.idea.blaze.java.sync.workingset.JavaWorkingSet;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.module.Module;
import com.intellij.openapi.module.ModuleType;
import com.intellij.openapi.module.StdModuleTypes;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.projectRoots.Sdk;
import com.intellij.openapi.roots.ContentEntry;
import com.intellij.openapi.roots.LanguageLevelProjectExtension;
import com.intellij.openapi.roots.ModifiableRootModel;
import com.intellij.openapi.roots.ex.ProjectRootManagerEx;
import com.intellij.pom.java.LanguageLevel;
import com.intellij.util.ui.UIUtil;
import javax.annotation.Nullable;
import java.io.File;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Sync support for Java.
*/
public class BlazeJavaSyncPlugin extends BlazeSyncPlugin.Adapter {
private static final BoolExperiment USE_WORKING_SET = new BoolExperiment("use.working.set", true);
private static final Logger LOG = Logger.getInstance(BlazeJavaSyncPlugin.class);
private final JdepsFileReader jdepsFileReader = new JdepsFileReader();
@Nullable
@Override
public WorkspaceType getDefaultWorkspaceType() {
return WorkspaceType.JAVA;
}
@Override
public Set<LanguageClass> getSupportedLanguagesInWorkspace(WorkspaceType workspaceType) {
if (workspaceType == WorkspaceType.JAVA) {
return ImmutableSet.of(LanguageClass.JAVA);
}
return ImmutableSet.of();
}
@Nullable
@Override
public ModuleType getWorkspaceModuleType(WorkspaceType workspaceType) {
if (workspaceType == WorkspaceType.JAVA) {
return StdModuleTypes.JAVA;
}
return null;
}
@Override
public void updateSyncState(Project project,
BlazeContext context,
WorkspaceRoot workspaceRoot,
ProjectViewSet projectViewSet,
WorkspaceLanguageSettings workspaceLanguageSettings,
BlazeRoots blazeRoots,
@Nullable WorkingSet workingSet,
WorkspacePathResolver workspacePathResolver,
ImmutableMap<Label, RuleIdeInfo> ruleMap,
@Deprecated @Nullable File androidPlatformDirectory,
SyncState.Builder syncStateBuilder,
@Nullable SyncState previousSyncState) {
JavaWorkingSet javaWorkingSet = null;
if (USE_WORKING_SET.getValue() && workingSet != null) {
javaWorkingSet = new JavaWorkingSet(workspaceRoot, workingSet);
}
JdepsMap jdepsMap = jdepsFileReader.loadJdepsFiles(context, ruleMap, syncStateBuilder, previousSyncState);
BlazeJavaWorkspaceImporter blazeJavaWorkspaceImporter = new BlazeJavaWorkspaceImporter(
project,
workspaceRoot,
projectViewSet,
ruleMap,
jdepsMap,
javaWorkingSet,
new ArtifactLocationDecoder(blazeRoots, workspacePathResolver)
);
BlazeJavaImportResult importResult = Scope.push(context, (childContext) -> {
childContext.push(new TimingScope("JavaWorkspaceImporter"));
return blazeJavaWorkspaceImporter.importWorkspace(childContext);
});
Glob.GlobSet excludedLibraries = new Glob.GlobSet(
ImmutableList.<Glob>builder()
.addAll(projectViewSet.listItems(ExcludeLibrarySection.KEY))
.addAll(projectViewSet.listItems(ExcludedLibrarySection.KEY))
.build()
);
for (BlazeJavaSyncAugmenter syncAugmenter : BlazeJavaSyncAugmenter.EP_NAME.getExtensions()) {
syncAugmenter.addLibraryFilter(excludedLibraries);
}
BlazeJavaSyncData syncData = new BlazeJavaSyncData(
importResult,
excludedLibraries,
BlazeUserSettings.getInstance().getAttachSourcesByDefault()
);
syncStateBuilder.put(BlazeJavaSyncData.class, syncData);
}
@Override
public void updateSdk(Project project,
BlazeContext context,
ProjectViewSet projectViewSet,
BlazeProjectData blazeProjectData) {
if (!blazeProjectData.workspaceLanguageSettings.isWorkspaceType(WorkspaceType.JAVA)) {
return;
}
updateJdk(project, context, projectViewSet, blazeProjectData);
}
@Override
public void updateContentEntries(Project project,
BlazeContext context,
WorkspaceRoot workspaceRoot,
ProjectViewSet projectViewSet,
BlazeProjectData blazeProjectData,
Collection<ContentEntry> contentEntries) {
if (!blazeProjectData.workspaceLanguageSettings.isLanguageActive(LanguageClass.JAVA)) {
return;
}
BlazeJavaSyncData syncData = blazeProjectData.syncState.get(BlazeJavaSyncData.class);
if (syncData == null) {
return;
}
SourceFolderEditor.modifyContentEntries(
syncData.importResult,
contentEntries
);
}
@Override
public void updateProjectStructure(Project project,
BlazeContext context,
WorkspaceRoot workspaceRoot,
ProjectViewSet projectViewSet,
BlazeProjectData blazeProjectData,
@Nullable BlazeProjectData oldBlazeProjectData,
ModuleEditor moduleEditor,
Module workspaceModule,
ModifiableRootModel workspaceModifiableModel) {
BlazeJavaSyncData syncData = blazeProjectData.syncState.get(BlazeJavaSyncData.class);
if (syncData == null) {
return;
}
@Nullable BlazeJavaSyncData oldSyncData = oldBlazeProjectData != null
? oldBlazeProjectData.syncState.get(BlazeJavaSyncData.class)
: null;
if (syncData.attachSourceJarsByDefault) {
context.output(PrintOutput.output(
"Attaching source jars by default. This may lead to significant increases in indexing time,"
+ " project opening time, and IDE memory usage. To turn off go to"
+ " Settings > Other Settings > Blaze."
));
}
List<BlazeLibrary> newLibraries = getLibraries(blazeProjectData, syncData);
final List<BlazeLibrary> oldLibraries;
if (oldSyncData != null && oldSyncData.attachSourceJarsByDefault == syncData.attachSourceJarsByDefault) {
oldLibraries = getLibraries(oldBlazeProjectData, oldSyncData);
} else {
oldLibraries = ImmutableList.of();
}
LibraryEditor.updateProjectLibraries(
project,
context,
blazeProjectData,
newLibraries,
oldLibraries
);
LibraryEditor.configureDependencies(
project,
context,
workspaceModifiableModel,
newLibraries
);
}
private static List<BlazeLibrary> getLibraries(BlazeProjectData blazeProjectData,
BlazeJavaSyncData syncData) {
Glob.GlobSet excludedLibraries = syncData.excludedLibraries;
List<BlazeLibrary> libraries = Lists.newArrayList();
libraries.addAll(syncData.importResult.libraries.values());
for (BlazeJavaSyncAugmenter syncAugmenter : BlazeJavaSyncAugmenter.EP_NAME.getExtensions()) {
libraries.addAll(syncAugmenter.getAdditionalLibraries(blazeProjectData));
}
return libraries
.stream()
.filter(blazeLibrary -> !isExcluded(excludedLibraries, blazeLibrary.getLibraryArtifact()))
.collect(Collectors.toList());
}
private static boolean isExcluded(Glob.GlobSet excludedLibraries, @Nullable LibraryArtifact libraryArtifact) {
if (libraryArtifact == null) {
return false;
}
ArtifactLocation jar = libraryArtifact.jar;
ArtifactLocation runtimeJar = libraryArtifact.runtimeJar;
return excludedLibraries.matches(jar.getRelativePath())
|| (runtimeJar != null && excludedLibraries.matches(runtimeJar.getRelativePath()));
}
private static void updateJdk(
Project project,
BlazeContext context,
ProjectViewSet projectViewSet,
BlazeProjectData blazeProjectData) {
LanguageLevel javaLanguageLevel = JavaLanguageLevelHelper
.getJavaLanguageLevel(projectViewSet, blazeProjectData, LanguageLevel.JDK_1_7);
final Sdk sdk = Jdks.chooseOrCreateJavaSdk(javaLanguageLevel);
if (sdk == null) {
String msg = String.format(
"Unable to find a JDK %1$s installed.\n", javaLanguageLevel.getPresentableText());
msg += "After configuring a suitable JDK in the \"Project Structure\" dialog, "
+ "sync the project again.";
IssueOutput.error(msg).submit(context);
return;
}
setProjectSdkAndLanguageLevel(project, sdk, javaLanguageLevel);
}
private static void setProjectSdkAndLanguageLevel(
final Project project,
final Sdk sdk,
final LanguageLevel javaLanguageLevel) {
UIUtil.invokeAndWaitIfNeeded((Runnable)() -> ApplicationManager.getApplication().runWriteAction(() -> {
ProjectRootManagerEx rootManager = ProjectRootManagerEx.getInstanceEx(project);
rootManager.setProjectSdk(sdk);
LanguageLevelProjectExtension ext = LanguageLevelProjectExtension.getInstance(project);
ext.setLanguageLevel(javaLanguageLevel);
}));
}
@Override
public boolean validate(Project project,
BlazeContext context,
BlazeProjectData blazeProjectData) {
BlazeJavaSyncData syncData = blazeProjectData.syncState.get(BlazeJavaSyncData.class);
if (syncData == null) {
return true;
}
warnAboutDeployJars(context, syncData);
return true;
}
@Override
public Collection<SectionParser> getSections() {
return ImmutableList.of(
ExcludedLibrarySection.PARSER,
ExcludeLibrarySection.PARSER,
JavaLanguageLevelSection.PARSER
);
}
@Override
public boolean requiresResolveIdeArtifacts() {
return true;
}
/**
* Looks at your jars for anything that seems to be a deploy jar and
* warns about it. This often turns out to be a duplicate copy of
* all your application's code, so you don't want it in your project.
*/
private static void warnAboutDeployJars(
BlazeContext context,
BlazeJavaSyncData syncData) {
for (BlazeLibrary library : syncData.importResult.libraries.values()) {
LibraryArtifact libraryArtifact = library.getLibraryArtifact();
if (libraryArtifact == null) {
continue;
}
ArtifactLocation artifactLocation = libraryArtifact.jar;
if (artifactLocation.getRelativePath().endsWith("deploy.jar")
|| artifactLocation.getRelativePath().endsWith("deploy-ijar.jar")
|| artifactLocation.getRelativePath().endsWith("deploy-hjar.jar")) {
context.output(new PerformanceWarning(
"Performance warning: You have added a deploy jar as a library. "
+ "This can lead to poor indexing performance, and the debugger may "
+ "become confused and step into the deploy jar instead of your code. "
+ "Consider redoing the rule to not use deploy jars, exclude the target "
+ "from your .blazeproject, or exclude the library.\n"
+ "Library path: " + artifactLocation.getRelativePath()
));
}
}
}
@Override
public Set<String> prefetchSrcFileExtensions() {
return ImmutableSet.of("java");
}
}