Remove use of AbstractComponent in server (#35444)

Removed extending of AbstractComponent and changed logger usage to
explicit declaration. Abstract classes still have logger
declaration using this.getClass() in order to show implementation class
name in its logs.

See #34488

Author: gavlyukovskiy

server/src/main/java/org/elasticsearch/action/support/ActiveShardsObserver.java

@@ -19,11 +19,12 @@
 
 package org.elasticsearch.action.support;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.cluster.ClusterState;
 import org.elasticsearch.cluster.ClusterStateObserver;
 import org.elasticsearch.cluster.service.ClusterService;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.node.NodeClosedException;
 import org.elasticsearch.threadpool.ThreadPool;
@@ -36,7 +37,9 @@
  * This class provides primitives for waiting for a configured number of shards
  * to become active before sending a response on an {@link ActionListener}.
  */
-public class ActiveShardsObserver extends AbstractComponent {
+public class ActiveShardsObserver {
+
+    private static final Logger logger = LogManager.getLogger(ActiveShardsObserver.class);
 
     private final ClusterService clusterService;
     private final ThreadPool threadPool;

server/src/main/java/org/elasticsearch/action/update/UpdateHelper.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.action.update;
 
+import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.action.DocWriteResponse;
@@ -28,7 +29,6 @@
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.collect.Tuple;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.io.stream.BytesStreamOutput;
 import org.elasticsearch.common.io.stream.Streamable;
 import org.elasticsearch.common.xcontent.XContentBuilder;
@@ -55,7 +55,9 @@
 /**
  * Helper for translating an update request to an index, delete request or update response.
  */
-public class UpdateHelper extends AbstractComponent {
+public class UpdateHelper {
+
+    private static final Logger logger = LogManager.getLogger(UpdateHelper.class);
 
     private final ScriptService scriptService;
 

server/src/main/java/org/elasticsearch/client/support/AbstractClient.java

@@ -19,6 +19,8 @@
 
 package org.elasticsearch.client.support;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.elasticsearch.action.Action;
 import org.elasticsearch.action.ActionFuture;
 import org.elasticsearch.action.ActionListener;
@@ -333,7 +335,6 @@
 import org.elasticsearch.client.IndicesAdminClient;
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.bytes.BytesReference;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.util.concurrent.ThreadContext;
 import org.elasticsearch.common.xcontent.XContentType;
@@ -342,7 +343,9 @@
 
 import java.util.Map;
 
-public abstract class AbstractClient extends AbstractComponent implements Client {
+public abstract class AbstractClient implements Client {
+
+    protected final Logger logger;
 
     protected final Settings settings;
     private final ThreadPool threadPool;
@@ -353,6 +356,7 @@ public AbstractClient(Settings settings, ThreadPool threadPool) {
         this.settings = settings;
         this.threadPool = threadPool;
         this.admin = new Admin(this);
+        this.logger =LogManager.getLogger(this.getClass());
         this.threadedWrapper = new ThreadedActionListener.Wrapper(logger, settings, threadPool);
     }
 

server/src/main/java/org/elasticsearch/client/transport/TransportClientNodesService.java

@@ -20,6 +20,8 @@
 package org.elasticsearch.client.transport;
 
 import com.carrotsearch.hppc.cursors.ObjectCursor;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.core.internal.io.IOUtils;
@@ -35,7 +37,6 @@
 import org.elasticsearch.cluster.ClusterName;
 import org.elasticsearch.cluster.node.DiscoveryNode;
 import org.elasticsearch.common.Randomness;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.transport.TransportAddress;
 import org.elasticsearch.common.unit.TimeValue;
@@ -70,7 +71,9 @@
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.atomic.AtomicInteger;
 
-final class TransportClientNodesService extends AbstractComponent implements Closeable {
+final class TransportClientNodesService implements Closeable {
+
+    private static final Logger logger = LogManager.getLogger(TransportClientNodesService.class);
 
     private final TimeValue nodesSamplerInterval;
 

server/src/main/java/org/elasticsearch/cluster/InternalClusterInfoService.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.cluster;
 
+import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.LatchedActionListener;
@@ -35,7 +36,6 @@
 import org.elasticsearch.cluster.routing.allocation.DiskThresholdSettings;
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.collect.ImmutableOpenMap;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.settings.ClusterSettings;
 import org.elasticsearch.common.settings.Setting;
 import org.elasticsearch.common.settings.Setting.Property;
@@ -62,8 +62,9 @@
  * Every time the timer runs, gathers information about the disk usage and
  * shard sizes across the cluster.
  */
-public class InternalClusterInfoService extends AbstractComponent
-    implements ClusterInfoService, LocalNodeMasterListener, ClusterStateListener {
+public class InternalClusterInfoService implements ClusterInfoService, LocalNodeMasterListener, ClusterStateListener {
+
+    private static final Logger logger = LogManager.getLogger(InternalClusterInfoService.class);
 
     public static final Setting<TimeValue> INTERNAL_CLUSTER_INFO_UPDATE_INTERVAL_SETTING =
         Setting.timeSetting("cluster.info.update.interval", TimeValue.timeValueSeconds(30), TimeValue.timeValueSeconds(10),

server/src/main/java/org/elasticsearch/cluster/action/index/NodeMappingRefreshAction.java

@@ -19,12 +19,13 @@
 
 package org.elasticsearch.cluster.action.index;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.elasticsearch.action.IndicesRequest;
 import org.elasticsearch.action.support.IndicesOptions;
 import org.elasticsearch.cluster.metadata.IndexMetaData;
 import org.elasticsearch.cluster.metadata.MetaDataMappingService;
 import org.elasticsearch.cluster.node.DiscoveryNode;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
@@ -39,7 +40,9 @@
 
 import java.io.IOException;
 
-public class NodeMappingRefreshAction extends AbstractComponent {
+public class NodeMappingRefreshAction {
+
+    private static final Logger logger = LogManager.getLogger(NodeMappingRefreshAction.class);
 
     public static final String ACTION_NAME = "internal:cluster/node/mapping/refresh";
 

server/src/main/java/org/elasticsearch/cluster/action/shard/ShardStateAction.java

@@ -19,6 +19,7 @@
 
 package org.elasticsearch.cluster.action.shard;
 
+import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.ElasticsearchException;
@@ -42,7 +43,6 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.Priority;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.io.stream.StreamInput;
 import org.elasticsearch.common.io.stream.StreamOutput;
@@ -74,7 +74,9 @@
 import java.util.concurrent.ConcurrentMap;
 import java.util.function.Predicate;
 
-public class ShardStateAction extends AbstractComponent {
+public class ShardStateAction {
+
+    private static final Logger logger = LogManager.getLogger(ShardStateAction.class);
 
     public static final String SHARD_STARTED_ACTION_NAME = "internal:cluster/shard/started";
     public static final String SHARD_FAILED_ACTION_NAME = "internal:cluster/shard/failure";

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataCreateIndexService.java

@@ -51,7 +51,6 @@
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.UUIDs;
 import org.elasticsearch.common.ValidationException;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.io.PathUtils;
 import org.elasticsearch.common.logging.DeprecationLogger;
@@ -100,7 +99,7 @@
 /**
  * Service responsible for submitting create index requests
  */
-public class MetaDataCreateIndexService extends AbstractComponent {
+public class MetaDataCreateIndexService {
     private static final Logger logger = LogManager.getLogger(MetaDataCreateIndexService.class);
     private static final DeprecationLogger deprecationLogger = new DeprecationLogger(logger);
 

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataDeleteIndexService.java

@@ -19,6 +19,8 @@
 
 package org.elasticsearch.cluster.metadata;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.admin.indices.delete.DeleteIndexClusterStateUpdateRequest;
 import org.elasticsearch.cluster.AckedClusterStateUpdateTask;
@@ -31,7 +33,6 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Priority;
 import org.elasticsearch.common.collect.ImmutableOpenMap;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.util.set.Sets;
@@ -47,7 +48,10 @@
 /**
  * Deletes indices.
  */
-public class MetaDataDeleteIndexService extends AbstractComponent {
+public class MetaDataDeleteIndexService {
+
+    private static final Logger logger = LogManager.getLogger(MetaDataDeleteIndexService.class);
+
     private final Settings settings;
     private final ClusterService clusterService;
 

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataIndexStateService.java

@@ -39,7 +39,6 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Priority;
 import org.elasticsearch.common.ValidationException;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.logging.DeprecationLogger;
 import org.elasticsearch.index.Index;
@@ -59,7 +58,7 @@
 /**
  * Service responsible for submitting open/close index requests
  */
-public class MetaDataIndexStateService extends AbstractComponent {
+public class MetaDataIndexStateService {
     private static final Logger logger = LogManager.getLogger(MetaDataIndexStateService.class);
     private static final DeprecationLogger deprecationLogger = new DeprecationLogger(logger);
 

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataIndexTemplateService.java

@@ -19,6 +19,8 @@
 package org.elasticsearch.cluster.metadata;
 
 import com.carrotsearch.hppc.cursors.ObjectCursor;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.lucene.util.CollectionUtil;
 import org.elasticsearch.Version;
 import org.elasticsearch.action.admin.indices.alias.Alias;
@@ -30,7 +32,6 @@
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.UUIDs;
 import org.elasticsearch.common.ValidationException;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.regex.Regex;
 import org.elasticsearch.common.settings.IndexScopedSettings;
@@ -61,7 +62,9 @@
 /**
  * Service responsible for submitting index templates updates
  */
-public class MetaDataIndexTemplateService extends AbstractComponent {
+public class MetaDataIndexTemplateService {
+
+    private static final Logger logger = LogManager.getLogger(MetaDataIndexTemplateService.class);
 
     private final ClusterService clusterService;
     private final AliasValidator aliasValidator;

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataIndexUpgradeService.java

@@ -18,12 +18,13 @@
  */
 package org.elasticsearch.cluster.metadata;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.apache.lucene.analysis.Analyzer;
 import org.apache.lucene.search.similarities.Similarity;
 import org.elasticsearch.Version;
 import org.elasticsearch.common.TriFunction;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.settings.IndexScopedSettings;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.xcontent.NamedXContentRegistry;
@@ -51,7 +52,9 @@
  * occurs during cluster upgrade, when dangling indices are imported into the cluster or indices
  * are restored from a repository.
  */
-public class MetaDataIndexUpgradeService extends AbstractComponent {
+public class MetaDataIndexUpgradeService {
+
+    private static final Logger logger = LogManager.getLogger(MetaDataIndexUpgradeService.class);
 
     private final Settings settings;
     private final NamedXContentRegistry xContentRegistry;

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataMappingService.java

@@ -19,6 +19,8 @@
 
 package org.elasticsearch.cluster.metadata;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.core.internal.io.IOUtils;
 import org.elasticsearch.action.ActionListener;
@@ -32,7 +34,6 @@
 import org.elasticsearch.cluster.service.ClusterService;
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.Priority;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.unit.TimeValue;
@@ -57,7 +58,9 @@
 /**
  * Service responsible for submitting mapping changes
  */
-public class MetaDataMappingService extends AbstractComponent {
+public class MetaDataMappingService {
+
+    private static final Logger logger = LogManager.getLogger(MetaDataMappingService.class);
 
     private final ClusterService clusterService;
     private final IndicesService indicesService;

server/src/main/java/org/elasticsearch/cluster/metadata/MetaDataUpdateSettingsService.java

@@ -37,7 +37,6 @@
 import org.elasticsearch.common.Priority;
 import org.elasticsearch.common.ValidationException;
 import org.elasticsearch.common.collect.Tuple;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.inject.Inject;
 import org.elasticsearch.common.logging.DeprecationLogger;
 import org.elasticsearch.common.regex.Regex;
@@ -62,7 +61,7 @@
 /**
  * Service responsible for submitting update index settings requests
  */
-public class MetaDataUpdateSettingsService extends AbstractComponent {
+public class MetaDataUpdateSettingsService {
     private static final Logger logger = LogManager.getLogger(MetaDataUpdateSettingsService.class);
     private static final DeprecationLogger deprecationLogger = new DeprecationLogger(logger);
 

server/src/main/java/org/elasticsearch/cluster/metadata/TemplateUpgradeService.java

@@ -20,6 +20,8 @@
 package org.elasticsearch.cluster.metadata;
 
 import com.carrotsearch.hppc.cursors.ObjectObjectCursor;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.message.ParameterizedMessage;
 import org.elasticsearch.Version;
 import org.elasticsearch.action.ActionListener;
@@ -34,7 +36,6 @@
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.collect.ImmutableOpenMap;
 import org.elasticsearch.common.collect.Tuple;
-import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.common.util.concurrent.ThreadContext;
 import org.elasticsearch.common.xcontent.ToXContent;
@@ -61,7 +62,10 @@
 /**
  * Upgrades Templates on behalf of installed {@link Plugin}s when a node joins the cluster
  */
-public class TemplateUpgradeService extends AbstractComponent implements ClusterStateListener {
+public class TemplateUpgradeService implements ClusterStateListener {
+
+    private static final Logger logger = LogManager.getLogger(TemplateUpgradeService.class);
+
     private final UnaryOperator<Map<String, IndexTemplateMetaData>> indexTemplateMetaDataUpgraders;
 
     public final ClusterService clusterService;