| /* |
| * 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.cassandra.schema; |
| |
| import java.util.UUID; |
| |
| import org.apache.cassandra.diag.DiagnosticEventService; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.schema.SchemaMigrationEvent.MigrationManagerEventType; |
| |
| final class SchemaMigrationDiagnostics |
| { |
| private static final DiagnosticEventService service = DiagnosticEventService.instance(); |
| |
| private SchemaMigrationDiagnostics() |
| { |
| } |
| |
| static void unknownLocalSchemaVersion(InetAddressAndPort endpoint, UUID theirVersion) |
| { |
| if (isEnabled(MigrationManagerEventType.UNKNOWN_LOCAL_SCHEMA_VERSION)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.UNKNOWN_LOCAL_SCHEMA_VERSION, endpoint, |
| theirVersion)); |
| } |
| |
| static void versionMatch(InetAddressAndPort endpoint, UUID theirVersion) |
| { |
| if (isEnabled(MigrationManagerEventType.VERSION_MATCH)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.VERSION_MATCH, endpoint, theirVersion)); |
| } |
| |
| static void skipPull(InetAddressAndPort endpoint, UUID theirVersion) |
| { |
| if (isEnabled(MigrationManagerEventType.SKIP_PULL)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.SKIP_PULL, endpoint, theirVersion)); |
| } |
| |
| static void resetLocalSchema() |
| { |
| if (isEnabled(MigrationManagerEventType.RESET_LOCAL_SCHEMA)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.RESET_LOCAL_SCHEMA, null, null)); |
| } |
| |
| static void taskCreated(InetAddressAndPort endpoint) |
| { |
| if (isEnabled(MigrationManagerEventType.TASK_CREATED)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.TASK_CREATED, endpoint, null)); |
| } |
| |
| static void taskSendAborted(InetAddressAndPort endpoint) |
| { |
| if (isEnabled(MigrationManagerEventType.TASK_SEND_ABORTED)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.TASK_SEND_ABORTED, endpoint, null)); |
| } |
| |
| static void taskRequestSend(InetAddressAndPort endpoint) |
| { |
| if (isEnabled(MigrationManagerEventType.TASK_REQUEST_SEND)) |
| service.publish(new SchemaMigrationEvent(MigrationManagerEventType.TASK_REQUEST_SEND, |
| endpoint, null)); |
| } |
| |
| private static boolean isEnabled(MigrationManagerEventType type) |
| { |
| return service.isEnabled(SchemaMigrationEvent.class, type); |
| } |
| } |