From 05fe325428c0f45d8899ea0e05ad3c4e805dfaaa Mon Sep 17 00:00:00 2001
From: "sergey.vasiliev" <sergey.vasiliev@jetbrains.com>
Date: Mon, 21 Jan 2019 09:25:06 +0100
Subject: [PATCH] Revert: api compatibility for kotlin plugin

---
 .../AbstractProjectsUsagesCollector.java      | 24 +++++++++++++++++++
 .../internal/statistic/UsagesCollector.java   | 24 +++++++++++++++++++
 .../src/META-INF/PlatformExtensionPoints.xml  |  1 +
 3 files changed, 49 insertions(+)
 create mode 100644 platform/platform-impl/src/com/intellij/internal/statistic/AbstractProjectsUsagesCollector.java
 create mode 100644 platform/platform-impl/src/com/intellij/internal/statistic/UsagesCollector.java

diff --git a/platform/platform-impl/src/com/intellij/internal/statistic/AbstractProjectsUsagesCollector.java b/platform/platform-impl/src/com/intellij/internal/statistic/AbstractProjectsUsagesCollector.java
new file mode 100644
index 000000000000..1b0af2e99f90
--- /dev/null
+++ b/platform/platform-impl/src/com/intellij/internal/statistic/AbstractProjectsUsagesCollector.java
@@ -0,0 +1,24 @@
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+package com.intellij.internal.statistic;
+
+import com.intellij.internal.statistic.beans.UsageDescriptor;
+import com.intellij.openapi.project.Project;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Collections;
+import java.util.Set;
+
+@Deprecated
+@ApiStatus.ScheduledForRemoval(inVersion = "2019.1")
+public abstract class AbstractProjectsUsagesCollector extends UsagesCollector {
+
+  @NotNull
+  public abstract Set<UsageDescriptor> getProjectUsages(@NotNull Project project) throws CollectUsagesException;
+
+  @Override
+  @NotNull
+  public final Set<UsageDescriptor> getUsages() throws CollectUsagesException {
+    return Collections.emptySet();
+  }
+}
diff --git a/platform/platform-impl/src/com/intellij/internal/statistic/UsagesCollector.java b/platform/platform-impl/src/com/intellij/internal/statistic/UsagesCollector.java
new file mode 100644
index 000000000000..73d27d7c3c0b
--- /dev/null
+++ b/platform/platform-impl/src/com/intellij/internal/statistic/UsagesCollector.java
@@ -0,0 +1,24 @@
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+package com.intellij.internal.statistic;
+
+import com.intellij.internal.statistic.beans.GroupDescriptor;
+import com.intellij.internal.statistic.beans.UsageDescriptor;
+import com.intellij.openapi.extensions.ExtensionPointName;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Set;
+
+@Deprecated // to be removed in 2019.1
+@ApiStatus.ScheduledForRemoval(inVersion = "2019.1")
+public abstract class UsagesCollector {
+
+  public static final ExtensionPointName<UsagesCollector> EP_NAME = ExtensionPointName.create("com.intellij.statistics.usagesCollector");
+
+  @NotNull
+  public abstract Set<UsageDescriptor> getUsages() throws CollectUsagesException;
+
+  @NotNull
+  public abstract GroupDescriptor getGroupId();
+
+}
diff --git a/platform/platform-resources/src/META-INF/PlatformExtensionPoints.xml b/platform/platform-resources/src/META-INF/PlatformExtensionPoints.xml
index 4f865cf0c774..a222e6427356 100644
--- a/platform/platform-resources/src/META-INF/PlatformExtensionPoints.xml
+++ b/platform/platform-resources/src/META-INF/PlatformExtensionPoints.xml
@@ -198,6 +198,7 @@
 
     <extensionPoint name="editorNavigation" interface="com.intellij.openapi.editor.EditorNavigationDelegate"/>
 
+    <extensionPoint name="statistics.usagesCollector" interface="com.intellij.internal.statistic.UsagesCollector"/>
     <extensionPoint name="statistics.applicationUsagesCollector" interface="com.intellij.internal.statistic.service.fus.collectors.ApplicationUsagesCollector"/>
     <extensionPoint name="statistics.projectUsagesCollector" interface="com.intellij.internal.statistic.service.fus.collectors.ProjectUsagesCollector"/>