1 files changed, 62 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-compat/src/main/java/org/apache/maven/repository/legacy/resolver/conflict/OldestConflictResolver.java b/framework/src/maven/apache-maven-3.3.3/maven-compat/src/main/java/org/apache/maven/repository/legacy/resolver/conflict/OldestConflictResolver.java
new file mode 100644
index 00000000..5c5c12d6
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-compat/src/main/java/org/apache/maven/repository/legacy/resolver/conflict/OldestConflictResolver.java
@@ -0,0 +1,62 @@
+package org.apache.maven.repository.legacy.resolver.conflict;
+
+/*
+ * 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 org.apache.maven.artifact.resolver.ResolutionNode;
+import org.apache.maven.artifact.versioning.ArtifactVersion;
+import org.apache.maven.artifact.versioning.OverConstrainedVersionException;
+import org.codehaus.plexus.component.annotations.Component;
+
+/**
+ * Resolves conflicting artifacts by always selecting the <em>oldest</em> declaration. Oldest is defined as the
+ * declaration whose version is less according to <code>ArtifactVersion.compareTo</code>.
+ *
+ * @author <a href="mailto:markhobson@gmail.com">Mark Hobson</a>
+ * @see ArtifactVersion#compareTo
+ * @since 3.0
+ */
+@Component( role = ConflictResolver.class, hint = "oldest" )
+public class OldestConflictResolver
+    implements ConflictResolver
+{
+    // ConflictResolver methods -----------------------------------------------
+
+    /*
+    * @see org.apache.maven.artifact.resolver.conflict.ConflictResolver#resolveConflict(org.apache.maven.artifact.resolver.ResolutionNode,
+    *      org.apache.maven.artifact.resolver.ResolutionNode)
+    */
+
+    public ResolutionNode resolveConflict( ResolutionNode node1, ResolutionNode node2 )
+    {
+        try
+        {
+            ArtifactVersion version1 = node1.getArtifact().getSelectedVersion();
+            ArtifactVersion version2 = node2.getArtifact().getSelectedVersion();
+
+            return version1.compareTo( version2 ) <= 0 ? node1 : node2;
+        }
+        catch ( OverConstrainedVersionException exception )
+        {
+            // TODO: log message or throw exception?
+
+            return null;
+        }
+    }
+}