1 files changed, 70 insertions, 0 deletions
diff --git a/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/lifecycle/internal/ProjectIndex.java b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/lifecycle/internal/ProjectIndex.java
new file mode 100644
index 00000000..b1b1d186
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-core/src/main/java/org/apache/maven/lifecycle/internal/ProjectIndex.java
@@ -0,0 +1,70 @@
+package org.apache.maven.lifecycle.internal;
+
+/*
+ * 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.lifecycle.internal.builder.BuilderCommon;
+import org.apache.maven.project.MavenProject;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Provides the positional index of the project
+ *
+ * @since 3.0
+ * @author Benjamin Bentmann
+ * @author Kristian Rosenvold (extracted class only)
+ *         <p/>
+ *         NOTE: This class is not part of any public api and can be changed or deleted without prior notice.
+ */
+// Todo: Kristian wonders if this class really is necessary and if it overlaps other concepts.
+public final class ProjectIndex
+{
+
+    private final Map<String, MavenProject> projects;
+
+    private final Map<String, Integer> indices;
+
+    public ProjectIndex( List<MavenProject> projects )
+    {
+        this.projects = new HashMap<String, MavenProject>( projects.size() * 2 );
+        this.indices = new HashMap<String, Integer>( projects.size() * 2 );
+
+        for ( int i = 0; i < projects.size(); i++ )
+        {
+            MavenProject project = projects.get( i );
+            String key = BuilderCommon.getKey( project );
+
+            this.getProjects().put( key, project );
+            this.getIndices().put( key, i );
+        }
+    }
+
+    public Map<String, MavenProject> getProjects()
+    {
+        return projects;
+    }
+
+    public Map<String, Integer> getIndices()
+    {
+        return indices;
+    }
+}