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[bazelbuild#6665] Add a
ExternalWorkspaceDataProvider
and wire insi…
…de the sync - 3/n
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124 changes: 124 additions & 0 deletions
124
base/src/com/google/idea/blaze/base/model/ExternalWorkspaceDataProvider.java
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package com.google.idea.blaze.base.model; | ||
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import com.google.common.collect.ImmutableSet; | ||
import com.google.common.util.concurrent.Futures; | ||
import com.google.common.util.concurrent.ListenableFuture; | ||
import com.google.idea.blaze.base.async.executor.BlazeExecutor; | ||
import com.google.idea.blaze.base.bazel.BazelVersion; | ||
import com.google.idea.blaze.base.bazel.BuildSystem; | ||
import com.google.idea.blaze.base.command.mod.BlazeModException; | ||
import com.google.idea.blaze.base.command.mod.BlazeModRunner; | ||
import com.google.idea.blaze.base.projectview.ProjectViewSet; | ||
import com.google.idea.blaze.base.scope.BlazeContext; | ||
import com.google.idea.blaze.base.settings.Blaze; | ||
import com.google.idea.blaze.base.settings.BlazeImportSettings; | ||
import com.google.idea.blaze.base.settings.BlazeImportSettingsManager; | ||
import com.google.idea.blaze.base.sync.SyncListener; | ||
import com.google.idea.blaze.base.sync.SyncMode; | ||
import com.google.idea.blaze.base.sync.SyncResult; | ||
import com.intellij.openapi.diagnostic.Logger; | ||
import com.intellij.openapi.project.Project; | ||
import org.jetbrains.annotations.Nullable; | ||
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import java.util.List; | ||
import java.util.concurrent.ExecutionException; | ||
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public class ExternalWorkspaceDataProvider { | ||
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// bazel mod dump_repo_mapping was added in bazel 7.1.0 | ||
private static final BazelVersion MINIMUM_BLAZE_VERSION = new BazelVersion(7, 1, 0); | ||
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private static final Logger logger = Logger.getInstance(ExternalWorkspaceDataProvider.class); | ||
private final Project project; | ||
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private volatile ExternalWorkspaceData externalWorkspaceData; | ||
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public ExternalWorkspaceDataProvider(Project project) { | ||
this.project = project; | ||
} | ||
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public static ExternalWorkspaceDataProvider getInstance(Project project) { | ||
return project.getService(ExternalWorkspaceDataProvider.class); | ||
} | ||
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static Boolean isEnabled(BlazeVersionData blazeVersionData) { | ||
return blazeVersionData.bazelIsAtLeastVersion(MINIMUM_BLAZE_VERSION); | ||
} | ||
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public ListenableFuture<ExternalWorkspaceData> getExternalWorkspaceData( | ||
BlazeContext context, | ||
List<String> blazeFlags, | ||
BlazeVersionData blazeVersionData) { | ||
if (!isEnabled(blazeVersionData)) { | ||
return Futures.immediateFuture(ExternalWorkspaceData.EMPTY); | ||
} | ||
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return BlazeExecutor.getInstance().submit(() -> { | ||
ExternalWorkspaceData mapping = getCachedExternalWorkspaceData(context, blazeFlags); | ||
if (mapping == null) { | ||
throw new BlazeModException("Unable to get module mapping"); | ||
} | ||
return mapping; | ||
}); | ||
} | ||
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private @Nullable ExternalWorkspaceData getCachedExternalWorkspaceData( | ||
BlazeContext context, | ||
List<String> blazeFlags) { | ||
if (externalWorkspaceData != null) { | ||
logger.debug("Returning cached ExternalWorkspaceData"); | ||
return externalWorkspaceData; | ||
} | ||
try { | ||
BlazeImportSettings importSettings = BlazeImportSettingsManager.getInstance(project).getImportSettings(); | ||
if (importSettings == null) { | ||
return null; | ||
} | ||
BuildSystem.BuildInvoker buildInvoker = | ||
Blaze.getBuildSystemProvider(project) | ||
.getBuildSystem() | ||
.getDefaultInvoker(project, context); | ||
logger.debug("Running bazel mod dump_repo_mapping"); | ||
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externalWorkspaceData = BlazeModRunner.getInstance() | ||
.dumpRepoMapping( | ||
project, | ||
buildInvoker, | ||
context, | ||
importSettings.getBuildSystem(), | ||
blazeFlags | ||
).get(); | ||
return externalWorkspaceData; | ||
} catch (InterruptedException | ExecutionException e) { | ||
logger.warn("Unable to run blaze mod dump_repo_mapping", e); | ||
return null; | ||
} | ||
} | ||
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public void invalidate() { | ||
logger.debug("invalidating"); | ||
externalWorkspaceData = null; | ||
} | ||
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public static final class Invalidator implements SyncListener { | ||
@Override | ||
public void onSyncComplete( | ||
Project project, | ||
BlazeContext context, | ||
BlazeImportSettings importSettings, | ||
ProjectViewSet projectViewSet, | ||
ImmutableSet<Integer> buildIds, | ||
BlazeProjectData blazeProjectData, | ||
SyncMode syncMode, | ||
SyncResult syncResult) { | ||
if (!isEnabled(blazeProjectData.getBlazeVersionData())) { | ||
return; | ||
} | ||
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ExternalWorkspaceDataProvider provider = ExternalWorkspaceDataProvider.getInstance(project); | ||
if (provider != null) { | ||
provider.invalidate(); | ||
} | ||
} | ||
} | ||
} |
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