1 files changed, 91 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/PluginArtifactsCache.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/PluginArtifactsCache.java
new file mode 100644
index 00000000..17537a29
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/plugin/PluginArtifactsCache.java
@@ -0,0 +1,91 @@
+package org.apache.maven.plugin;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import java.util.List;
+
+import org.apache.maven.artifact.Artifact;
+import org.apache.maven.model.Plugin;
+import org.apache.maven.project.MavenProject;
+import org.eclipse.aether.RepositorySystemSession;
+import org.eclipse.aether.graph.DependencyFilter;
+import org.eclipse.aether.repository.RemoteRepository;
+
+/**
+ * Caches plugin artifacts. <strong>Warning:</strong> This is an internal utility interface that is only public for
+ * technical reasons, it is not part of the public API. In particular, this interface can be changed or deleted without
+ * prior notice.
+ *
+ * @author Igor Fedorenko
+ * @author Benjamin Bentmann
+ */
+public interface PluginArtifactsCache
+{
+
+    /**
+     * A cache key.
+     */
+    interface Key
+    {
+        // marker interface for cache keys
+    }
+
+    static class CacheRecord
+    {
+
+        public final List<Artifact> artifacts;
+
+        public final PluginResolutionException exception;
+
+        public CacheRecord( List<Artifact> artifacts )
+        {
+            this.artifacts = artifacts;
+            this.exception = null;
+        }
+
+        public CacheRecord( PluginResolutionException exception )
+        {
+            this.artifacts = null;
+            this.exception = exception;
+        }
+    }
+
+    Key createKey( Plugin plugin, DependencyFilter extensionFilter, List<RemoteRepository> repositories,
+                   RepositorySystemSession session );
+
+    CacheRecord get( Key key ) throws PluginResolutionException;
+
+    CacheRecord put( Key key, List<Artifact> pluginArtifacts );
+
+    CacheRecord put( Key key, PluginResolutionException e );
+
+    void flush();
+
+    /**
+     * Registers the specified cache record for usage with the given project. Integrators can use the information
+     * collected from this method in combination with a custom cache implementation to dispose unused records from the
+     * cache.
+     *
+     * @param project The project that employs the plugin realm, must not be {@code null}.
+     * @param record The cache record being used for the project, must not be {@code null}.
+     */
+    void register( MavenProject project, Key cacheKey, CacheRecord record );
+
+}