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Convert ResolutionTaskHolder to kotlin

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This commit is contained in:
Stanislav Erokhin
2014-11-17 14:33:43 +03:00
parent b5fb27b485
commit f59d54e64f
1 changed files with 48 additions and 63 deletions
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compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/tasks/ResolutionTaskHolder.java
+48 -63
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@@ -1,5 +1,5 @@
/* /*
* Copyright 2010-2013 JetBrains s.r.o. * Copyright 2010-2014 JetBrains s.r.o.
* *
* Licensed under the Apache License, Version 2.0 (the "License"); * Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. * you may not use this file except in compliance with the License.
@@ -14,94 +14,79 @@
* limitations under the License. * limitations under the License.
*/ */
package org.jetbrains.jet.lang.resolve.calls.tasks; package org.jetbrains.jet.lang.resolve.calls.tasks
import com.google.common.base.Predicate; import com.google.common.base.Predicate
import com.google.common.collect.Collections2; import com.google.common.collect.Collections2
import com.google.common.collect.Lists; import com.google.common.collect.Lists
import org.jetbrains.annotations.NotNull; import org.jetbrains.jet.lang.descriptors.CallableDescriptor
import org.jetbrains.annotations.Nullable; import org.jetbrains.jet.lang.psi.JetPsiUtil
import org.jetbrains.jet.lang.descriptors.CallableDescriptor; import org.jetbrains.jet.lang.psi.JetReferenceExpression
import org.jetbrains.jet.lang.psi.JetPsiUtil; import org.jetbrains.jet.lang.resolve.calls.context.BasicCallResolutionContext
import org.jetbrains.jet.lang.psi.JetReferenceExpression;
import org.jetbrains.jet.lang.resolve.calls.context.BasicCallResolutionContext;
import java.util.Collection; public class ResolutionTaskHolder<D : CallableDescriptor, F : D>(
import java.util.List; private val basicCallResolutionContext: BasicCallResolutionContext,
private val priorityProvider: ResolutionTaskHolder.PriorityProvider<ResolutionCandidate<D>>,
private val tracing: TracingStrategy
) {
private val isSafeCall: Boolean
public class ResolutionTaskHolder<D extends CallableDescriptor, F extends D> { private val candidatesList = Lists.newArrayList<Collection<ResolutionCandidate<D>>>()
private final BasicCallResolutionContext basicCallResolutionContext;
private final PriorityProvider<ResolutionCandidate<D>> priorityProvider;
private final TracingStrategy tracing;
private final boolean isSafeCall;
private final Collection<Collection<ResolutionCandidate<D>>> candidatesList = Lists.newArrayList(); private var internalTasks: MutableList<ResolutionTask<D, F>>? = null
private List<ResolutionTask<D, F>> tasks = null; {
this.isSafeCall = JetPsiUtil.isSafeCall(basicCallResolutionContext.call)
public ResolutionTaskHolder(
@NotNull BasicCallResolutionContext basicCallResolutionContext,
@NotNull PriorityProvider<ResolutionCandidate<D>> priorityProvider,
@NotNull TracingStrategy tracing
) {
this.basicCallResolutionContext = basicCallResolutionContext;
this.priorityProvider = priorityProvider;
this.tracing = tracing;
this.isSafeCall = JetPsiUtil.isSafeCall(basicCallResolutionContext.call);
} }
public Collection<ResolutionCandidate<D>> setIsSafeCall(@NotNull Collection<ResolutionCandidate<D>> candidates) { public fun setIsSafeCall(candidates: Collection<ResolutionCandidate<D>>): Collection<ResolutionCandidate<D>> {
for (ResolutionCandidate<D> candidate : candidates) { for (candidate in candidates) {
candidate.setSafeCall(isSafeCall); candidate.setSafeCall(isSafeCall)
} }
return candidates; return candidates
} }
public void addCandidates(@NotNull Collection<ResolutionCandidate<D>> candidates) { public fun addCandidates(candidates: Collection<ResolutionCandidate<D>>) {
assertNotFinished(); assertNotFinished()
if (!candidates.isEmpty()) { if (!candidates.isEmpty()) {
candidatesList.add(setIsSafeCall(candidates)); candidatesList.add(setIsSafeCall(candidates))
} }
} }
public void addCandidates(@NotNull List<Collection<ResolutionCandidate<D>>> candidatesList) { public fun addCandidates(candidatesList: List<Collection<ResolutionCandidate<D>>>) {
assertNotFinished(); assertNotFinished()
for (Collection<ResolutionCandidate<D>> candidates : candidatesList) { for (candidates in candidatesList) {
addCandidates(candidates); addCandidates(candidates)
} }
} }
private void assertNotFinished() { private fun assertNotFinished() {
assert tasks == null : "Can't add candidates after the resulting tasks were computed."; assert(internalTasks == null, "Can't add candidates after the resulting tasks were computed.")
} }
public List<ResolutionTask<D, F>> getTasks() { public fun getTasks(): List<ResolutionTask<D, F>> {
if (tasks == null) { if (internalTasks == null) {
tasks = Lists.newArrayList(); internalTasks = Lists.newArrayList()
for (int priority = priorityProvider.getMaxPriority(); priority >= 0; priority--) { run {
final int finalPriority = priority; var priority = priorityProvider.getMaxPriority()
for (Collection<ResolutionCandidate<D>> candidates : candidatesList) { while (priority >= 0) {
Collection<ResolutionCandidate<D>> filteredCandidates = Collections2.filter( for (candidates in candidatesList) {
candidates, new Predicate<ResolutionCandidate<D>>() { val filteredCandidates = candidates.filter { priority == priorityProvider.getPriority(it) }
@Override
public boolean apply(@Nullable ResolutionCandidate<D> input) {
return finalPriority == priorityProvider.getPriority(input);
}
}
);
if (!filteredCandidates.isEmpty()) { if (!filteredCandidates.isEmpty()) {
tasks.add(new ResolutionTask<D, F>(filteredCandidates, basicCallResolutionContext, tracing)); internalTasks!!.add(ResolutionTask(filteredCandidates, basicCallResolutionContext, tracing))
}
}
priority--
} }
} }
} }
} return internalTasks!!
return tasks;
} }
public interface PriorityProvider<D> { public trait PriorityProvider<D> {
int getPriority(D candidate); public fun getPriority(candidate: D): Int
int getMaxPriority(); public fun getMaxPriority(): Int
} }
} }