Rename existing mojo "merge" to "redeploy"

And keep "merge" mojo (as defunct) for now.

Fixes #13

Author: cstamas

plugin/src/main/java/eu/maveniverse/maven/njord/plugin3/MergeMojo.java

@@ -1,13 +1,11 @@
 package eu.maveniverse.maven.njord.plugin3;
 
-import eu.maveniverse.maven.njord.shared.impl.repository.ArtifactStoreDeployer;
 import eu.maveniverse.maven.njord.shared.store.ArtifactStore;
 import eu.maveniverse.maven.njord.shared.store.ArtifactStoreManager;
 import java.io.IOException;
 import java.util.Optional;
 import org.apache.maven.plugins.annotations.Mojo;
 import org.apache.maven.plugins.annotations.Parameter;
-import org.eclipse.aether.repository.RemoteRepository;
 
 /**
  * Merges {@code from} store onto {@code to} store, eventually dropping {@code from} store.
@@ -39,15 +37,11 @@ protected void doExecute(ArtifactStoreManager artifactStoreManager) throws IOExc
         logger.info("Merging {} -> {}", fromOptional.orElseThrow(), toOptional.orElseThrow());
         toOptional.orElseThrow().close();
         try (ArtifactStore from = fromOptional.orElseThrow()) {
-            new ArtifactStoreDeployer(
-                            repositorySystem,
-                            mavenSession.getRepositorySession(),
-                            new RemoteRepository.Builder(to, "default", "njord:store:" + to).build())
-                    .deploy(from);
-            if (drop) {
-                logger.info("Dropping {}", from);
-                artifactStoreManager.dropArtifactStore(from);
-            }
+            throw new RuntimeException("not implemented");
+            // if (drop) {
+            //                logger.info("Dropping {}", from);
+            //                artifactStoreManager.dropArtifactStore(from);
+            //            }
         }
     }
 }

plugin/src/main/java/eu/maveniverse/maven/njord/plugin3/RedeployMojo.java

@@ -0,0 +1,53 @@
+package eu.maveniverse.maven.njord.plugin3;
+
+import eu.maveniverse.maven.njord.shared.impl.repository.ArtifactStoreDeployer;
+import eu.maveniverse.maven.njord.shared.store.ArtifactStore;
+import eu.maveniverse.maven.njord.shared.store.ArtifactStoreManager;
+import java.io.IOException;
+import java.util.Optional;
+import org.apache.maven.plugins.annotations.Mojo;
+import org.apache.maven.plugins.annotations.Parameter;
+import org.eclipse.aether.repository.RemoteRepository;
+
+/**
+ * Redeploys {@code from} store onto {@code to} store, eventually dropping {@code from} store.
+ */
+@Mojo(name = "redeploy", threadSafe = true, requiresProject = false)
+public class RedeployMojo extends NjordMojoSupport {
+    @Parameter(required = true, property = "from")
+    private String from;
+
+    @Parameter(required = true, property = "to")
+    private String to;
+
+    @Parameter(required = true, property = "drop", defaultValue = "true")
+    private boolean drop;
+
+    @Override
+    protected void doExecute(ArtifactStoreManager artifactStoreManager) throws IOException {
+        Optional<ArtifactStore> fromOptional = artifactStoreManager.selectArtifactStore(from);
+        Optional<ArtifactStore> toOptional = artifactStoreManager.selectArtifactStore(to);
+        if (fromOptional.isEmpty()) {
+            logger.warn("ArtifactStore with given name not found: {}", from);
+            return;
+        }
+        if (toOptional.isEmpty()) {
+            logger.warn("ArtifactStore with given name not found: {}", to);
+            return;
+        }
+
+        logger.info("Redeploying {} -> {}", fromOptional.orElseThrow(), toOptional.orElseThrow());
+        toOptional.orElseThrow().close();
+        try (ArtifactStore from = fromOptional.orElseThrow()) {
+            new ArtifactStoreDeployer(
+                            repositorySystem,
+                            mavenSession.getRepositorySession(),
+                            new RemoteRepository.Builder(to, "default", "njord:store:" + to).build())
+                    .deploy(from);
+            if (drop) {
+                logger.info("Dropping {}", from);
+                artifactStoreManager.dropArtifactStore(from);
+            }
+        }
+    }
+}