[GitHub] [ignite] Sega76 commented on a change in pull request #8402: IGNITE-13510: Getting status of snapshot execution via command line and jmx.

[GitBox <gi...@apache.org>]

Sega76 commented on a change in pull request #8402:
URL: https://github.com/apache/ignite/pull/8402#discussion_r524487500



##########
File path: modules/core/src/main/java/org/apache/ignite/internal/visor/snapshot/VisorSnapshotStatusTask.java
##########
@@ -0,0 +1,73 @@
+/*
+ * 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.
+ */
+
+package org.apache.ignite.internal.visor.snapshot;
+
+import java.util.Objects;
+import java.util.Set;
+import java.util.stream.Collectors;
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.IgniteSnapshot;
+import org.apache.ignite.internal.processors.task.GridInternal;
+import org.apache.ignite.internal.util.IgniteUtils;
+import org.apache.ignite.internal.visor.VisorJob;
+import org.apache.ignite.internal.visor.VisorOneNodeTask;
+
+/**
+ * @see IgniteSnapshot#statusSnapshot()
+ */
+@GridInternal
+public class VisorSnapshotStatusTask extends VisorOneNodeTask<Void, String> {
+    /** Serial version uid. */
+    private static final long serialVersionUID = 0L;
+
+    /** {@inheritDoc} */
+    @Override protected VisorJob<Void, String> job(Void arg) {
+        return new VisorSnapshotStatusJob(debug);
+    }
+
+    /** */
+    private static class VisorSnapshotStatusJob extends VisorJob<Void, String> {
+        /** Serial version uid. */
+        private static final long serialVersionUID = 0L;
+
+        /**
+         * @param debug Flag indicating whether debug information should be printed into node log.
+         */
+        protected VisorSnapshotStatusJob(boolean debug) {
+            super(null, debug);
+        }
+
+        /** {@inheritDoc} */
+        @Override protected String run(Void arg) throws IgniteException {
+            Set<Object> ids = ignite.context().cache().context().snapshotMgr().statusSnapshot().get().stream()
+                    .filter(Objects::nonNull)
+                    .collect(Collectors.toSet());
+
+            if (ids.isEmpty())
+                return "No snapshot operations.";
+
+            StringBuilder sb = new StringBuilder("чSnapshot operation in progress on nodes with Consistent ID:");

Review comment:
       fixed




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