From bcc925993f31eb64e62d555d96579de653b004d5 Mon Sep 17 00:00:00 2001
From: Vladislav Yaroshchuk <Vladislav.Yaroshchuk@jetbrains.com>
Date: Fri, 31 Dec 2021 04:20:05 +0300
Subject: [PATCH] [aether-resolver] IJI-781 Create base classes for retries
 injection

(cherry picked from commit 4bbee1dddba0504bd2edb0a7915d66fdeae66fba)

IJ-MR-20326

GitOrigin-RevId: c2c0b8fd40a16689ef61f73135b2144a4cbc742d
---
 .../jetbrains/idea/maven/aether/Retry.java    | 20 +++++++++++++++++++
 .../idea/maven/aether/ThrowingSupplier.java   |  7 +++++++
 2 files changed, 27 insertions(+)
 create mode 100644 aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/Retry.java
 create mode 100644 aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/ThrowingSupplier.java

diff --git a/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/Retry.java b/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/Retry.java
new file mode 100644
index 000000000000..0cb9db0dae51
--- /dev/null
+++ b/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/Retry.java
@@ -0,0 +1,20 @@
+// Copyright 2000-2021 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package org.jetbrains.idea.maven.aether;
+
+import org.jetbrains.annotations.NotNull;
+import org.slf4j.Logger;
+
+/**
+ * Common retry interface for aether dependency resolver.
+ */
+@FunctionalInterface
+public interface Retry {
+  /**
+   * @param supplier Supplies that does some possibly throwing work.
+   * @param logger   Messages logger.
+   * @param <R>      Supplier result type.
+   * @return Result from supplier.
+   * @throws Exception An error the job thrown if attempts limit exceeded.
+   */
+  <R> R retry(@NotNull ThrowingSupplier<? extends R> supplier, @NotNull Logger logger) throws Exception;
+}
\ No newline at end of file
diff --git a/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/ThrowingSupplier.java b/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/ThrowingSupplier.java
new file mode 100644
index 000000000000..6aef95e9c625
--- /dev/null
+++ b/aether-dependency-resolver/src/org/jetbrains/idea/maven/aether/ThrowingSupplier.java
@@ -0,0 +1,7 @@
+// Copyright 2000-2021 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+package org.jetbrains.idea.maven.aether;
+
+@FunctionalInterface
+interface ThrowingSupplier<R> {
+  R get() throws Exception;
+}