1 files changed, 171 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/transform/SnapshotTransformation.java b/framework/src/maven/apache-maven-3.3.3/maven-compat/src/main/java/org/apache/maven/repository/legacy/resolver/transform/SnapshotTransformation.java
new file mode 100644
index 00000000..94f0ec0b
--- /dev/null
+++ b/framework/src/maven/apache-maven-3.3.3/maven-compat/src/main/java/org/apache/maven/repository/legacy/resolver/transform/SnapshotTransformation.java
@@ -0,0 +1,171 @@
+package org.apache.maven.repository.legacy.resolver.transform;
+
+/*
+ * 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.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.TimeZone;
+
+import org.apache.maven.artifact.Artifact;
+import org.apache.maven.artifact.deployer.ArtifactDeploymentException;
+import org.apache.maven.artifact.repository.ArtifactRepository;
+import org.apache.maven.artifact.repository.RepositoryRequest;
+import org.apache.maven.artifact.repository.metadata.Metadata;
+import org.apache.maven.artifact.repository.metadata.RepositoryMetadata;
+import org.apache.maven.artifact.repository.metadata.RepositoryMetadataResolutionException;
+import org.apache.maven.artifact.repository.metadata.Snapshot;
+import org.apache.maven.artifact.repository.metadata.SnapshotArtifactRepositoryMetadata;
+import org.apache.maven.artifact.repository.metadata.Versioning;
+import org.apache.maven.artifact.resolver.ArtifactResolutionException;
+import org.codehaus.plexus.component.annotations.Component;
+import org.codehaus.plexus.util.StringUtils;
+
+/**
+ * @author <a href="mailto:brett@apache.org">Brett Porter</a>
+ * @author <a href="mailto:mmaczka@interia.pl">Michal Maczka</a>
+ */
+@Component( role = ArtifactTransformation.class, hint = "snapshot" )
+public class SnapshotTransformation
+    extends AbstractVersionTransformation
+{
+    private String deploymentTimestamp;
+
+    private static final TimeZone UTC_TIME_ZONE = TimeZone.getTimeZone( "UTC" );
+
+    private static final String UTC_TIMESTAMP_PATTERN = "yyyyMMdd.HHmmss";
+
+    public void transformForResolve( Artifact artifact, RepositoryRequest request )
+        throws ArtifactResolutionException
+    {
+        // Only select snapshots that are unresolved (eg 1.0-SNAPSHOT, not 1.0-20050607.123456)
+        if ( artifact.isSnapshot() && artifact.getBaseVersion().equals( artifact.getVersion() ) )
+        {
+            try
+            {
+                String version = resolveVersion( artifact, request );
+                artifact.updateVersion( version, request.getLocalRepository() );
+            }
+            catch ( RepositoryMetadataResolutionException e )
+            {
+                throw new ArtifactResolutionException( e.getMessage(), artifact, e );
+            }
+        }
+    }
+
+    public void transformForInstall( Artifact artifact, ArtifactRepository localRepository )
+    {
+        if ( artifact.isSnapshot() )
+        {
+            Snapshot snapshot = new Snapshot();
+            snapshot.setLocalCopy( true );
+            RepositoryMetadata metadata = new SnapshotArtifactRepositoryMetadata( artifact, snapshot );
+
+            artifact.addMetadata( metadata );
+        }
+    }
+
+    public void transformForDeployment( Artifact artifact, ArtifactRepository remoteRepository,
+                                        ArtifactRepository localRepository )
+        throws ArtifactDeploymentException
+    {
+        if ( artifact.isSnapshot() )
+        {
+            Snapshot snapshot = new Snapshot();
+
+            snapshot.setTimestamp( getDeploymentTimestamp() );
+
+            // we update the build number anyway so that it doesn't get lost. It requires the timestamp to take effect
+            try
+            {
+                int buildNumber = resolveLatestSnapshotBuildNumber( artifact, localRepository, remoteRepository );
+
+                snapshot.setBuildNumber( buildNumber + 1 );
+            }
+            catch ( RepositoryMetadataResolutionException e )
+            {
+                throw new ArtifactDeploymentException( "Error retrieving previous build number for artifact '"
+                    + artifact.getDependencyConflictId() + "': " + e.getMessage(), e );
+            }
+
+            RepositoryMetadata metadata = new SnapshotArtifactRepositoryMetadata( artifact, snapshot );
+
+            artifact.setResolvedVersion(
+                constructVersion( metadata.getMetadata().getVersioning(), artifact.getBaseVersion() ) );
+
+            artifact.addMetadata( metadata );
+        }
+    }
+
+    public String getDeploymentTimestamp()
+    {
+        if ( deploymentTimestamp == null )
+        {
+            deploymentTimestamp = getUtcDateFormatter().format( new Date() );
+        }
+        return deploymentTimestamp;
+    }
+
+    protected String constructVersion( Versioning versioning, String baseVersion )
+    {
+        String version = null;
+        Snapshot snapshot = versioning.getSnapshot();
+        if ( snapshot != null )
+        {
+            if ( snapshot.getTimestamp() != null && snapshot.getBuildNumber() > 0 )
+            {
+                String newVersion = snapshot.getTimestamp() + "-" + snapshot.getBuildNumber();
+                version = StringUtils.replace( baseVersion, Artifact.SNAPSHOT_VERSION, newVersion );
+            }
+            else
+            {
+                version = baseVersion;
+            }
+        }
+        return version;
+    }
+
+    private int resolveLatestSnapshotBuildNumber( Artifact artifact, ArtifactRepository localRepository,
+                                                  ArtifactRepository remoteRepository )
+        throws RepositoryMetadataResolutionException
+    {
+        RepositoryMetadata metadata = new SnapshotArtifactRepositoryMetadata( artifact );
+
+        getLogger().info( "Retrieving previous build number from " + remoteRepository.getId() );
+        repositoryMetadataManager.resolveAlways( metadata, localRepository, remoteRepository );
+
+        int buildNumber = 0;
+        Metadata repoMetadata = metadata.getMetadata();
+        if ( ( repoMetadata != null )
+            && ( repoMetadata.getVersioning() != null && repoMetadata.getVersioning().getSnapshot() != null ) )
+        {
+            buildNumber = repoMetadata.getVersioning().getSnapshot().getBuildNumber();
+        }
+        return buildNumber;
+    }
+
+    public static DateFormat getUtcDateFormatter()
+    {
+        DateFormat utcDateFormatter = new SimpleDateFormat( UTC_TIMESTAMP_PATTERN );
+        utcDateFormatter.setTimeZone( UTC_TIME_ZONE );
+        return utcDateFormatter;
+    }
+
+}