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[coroutine-debugger]: Removed kotlin-stdlib and coroutines dependencies from intellij.java.rt.iml.

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Use simple reflection method calls in the Helper class.

GitOrigin-RevId: d260099c7d459e7afcbb544cd7771a49cb97e838
This commit is contained in:
Maria Sokolova
2024-04-11 14:44:10 +02:00
committed by intellij-monorepo-bot
parent d37a1c88e7
commit f5ffbaa42a
4 changed files with 90 additions and 44 deletions
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27
java/java-runtime/src/com/intellij/rt/debugger/CoroutinesDebugHelper.java
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@@ -1,27 +0,0 @@
// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.rt.debugger;
import java.util.ArrayList;
import java.util.List;
public final class CoroutinesDebugHelper {
public static long[] getCoroutinesRunningOnCurrentThread(Object debugProbes) throws ReflectiveOperationException {
Thread currentThread = Thread.currentThread();
List<Long> coroutinesIds = new ArrayList<>();
List infos = (List)invoke(debugProbes, "dumpCoroutinesInfo");
for (Object info : infos) {
if (invoke(info, "getLastObservedThread") == currentThread) {
coroutinesIds.add((Long)invoke(info, "getSequenceNumber"));
}
}
long[] res = new long[coroutinesIds.size()];
for (int i = 0; i < res.length; i++) {
res[i] = coroutinesIds.get(i).longValue();
}
return res;
}
private static Object invoke(Object object, String methodName) throws ReflectiveOperationException {
return object.getClass().getMethod(methodName).invoke(object);
}
}

16
java/java-runtime/src/com/intellij/rt/debugger/coroutines/ContinuationExtractorHelper.java Normal file
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// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.rt.debugger.coroutines;
public final class ContinuationExtractorHelper {
private static final String GET_CALLER_FRAME_METHOD = "getCallerFrame";
public static Object getRootContinuation(Object continuation) throws ReflectiveOperationException {
Object parentFrame = invoke(continuation, GET_CALLER_FRAME_METHOD);
return (parentFrame != null) ? getRootContinuation(parentFrame) : continuation;
}
private static Object invoke(Object object, String methodName) throws ReflectiveOperationException {
return object.getClass().getMethod(methodName).invoke(object);
}
}

54
java/java-runtime/src/com/intellij/rt/debugger/coroutines/CoroutinesDebugHelper.java Normal file
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// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
package com.intellij.rt.debugger.coroutines;
import java.util.ArrayList;
import java.util.List;
public final class CoroutinesDebugHelper {
private static final String GET_CALLER_FRAME_METHOD = "getCallerFrame";
private static final String DUMP_COROUTINES_INFO_METHOD = "dumpCoroutinesInfo";
private static final String GET_LAST_OBSERVED_THREAD_METHOD = "getLastObservedThread";
private static final String GET_SEQUENCE_NUMBER_METHOD = "getSequenceNumber";
private static final String COROUTINE_OWNER_CLASS = "CoroutineOwner";
private static final String DEBUG_COROUTINE_INFO_FIELD = "info";
private static final String SEQUENCE_NUMBER_FIELD = "sequenceNumber";
public static long[] getCoroutinesRunningOnCurrentThread(Object debugProbes) throws ReflectiveOperationException {
Thread currentThread = Thread.currentThread();
List<Long> coroutinesIds = new ArrayList<>();
List infos = (List)invoke(debugProbes, DUMP_COROUTINES_INFO_METHOD);
for (Object info : infos) {
if (invoke(info, GET_LAST_OBSERVED_THREAD_METHOD) == currentThread) {
coroutinesIds.add((Long)invoke(info, GET_SEQUENCE_NUMBER_METHOD));
}
}
long[] res = new long[coroutinesIds.size()];
for (int i = 0; i < res.length; i++) {
res[i] = coroutinesIds.get(i).longValue();
}
return res;
}
public static long tryGetContinuationId(Object continuation) throws ReflectiveOperationException {
Object rootContinuation = getCoroutineOwner(continuation);
Object debugCoroutineInfo = getField(rootContinuation, DEBUG_COROUTINE_INFO_FIELD);
return (long) getField(debugCoroutineInfo, SEQUENCE_NUMBER_FIELD);
}
// This method tries to extract CoroutineOwner as a root coroutine frame,
// it is invoked when kotlinx-coroutines debug agent is enabled.
private static Object getCoroutineOwner(Object stackFrame) throws ReflectiveOperationException {
if (stackFrame.getClass().getSimpleName().equals(COROUTINE_OWNER_CLASS)) return stackFrame;
Object parentFrame = invoke(stackFrame, GET_CALLER_FRAME_METHOD);
return (parentFrame != null) ? getCoroutineOwner(parentFrame) : stackFrame;
}
private static Object getField(Object object, String fieldName) throws ReflectiveOperationException {
return object.getClass().getField(fieldName).get(object);
}
private static Object invoke(Object object, String methodName) throws ReflectiveOperationException {
return object.getClass().getMethod(methodName).invoke(object);
}
}