removed unused imports

modules/percolator/src/main/java/org/elasticsearch/percolator/MultiPercolateAction.java

@@ -21,8 +21,6 @@ package org.elasticsearch.percolator;
 import org.elasticsearch.action.Action;
 import org.elasticsearch.client.ElasticsearchClient;
 
-/**
- */
 public class MultiPercolateAction extends Action<MultiPercolateRequest, MultiPercolateResponse, MultiPercolateRequestBuilder> {
 
     public static final MultiPercolateAction INSTANCE = new MultiPercolateAction();

modules/percolator/src/main/java/org/elasticsearch/percolator/PercolateAction.java

@@ -22,8 +22,6 @@ package org.elasticsearch.percolator;
 import org.elasticsearch.action.Action;
 import org.elasticsearch.client.ElasticsearchClient;
 
-/**
- */
 public class PercolateAction extends Action<PercolateRequest, PercolateResponse, PercolateRequestBuilder> {
 
     public static final PercolateAction INSTANCE = new PercolateAction();

modules/percolator/src/main/java/org/elasticsearch/percolator/PercolatorFieldMapper.java

@@ -30,7 +30,6 @@ import org.elasticsearch.common.xcontent.XContentFactory;
 import org.elasticsearch.common.xcontent.XContentLocation;
 import org.elasticsearch.common.xcontent.XContentParser;
 import org.elasticsearch.common.xcontent.XContentType;
-import org.elasticsearch.index.mapper.DocumentMapper;
 import org.elasticsearch.index.mapper.FieldMapper;
 import org.elasticsearch.index.mapper.MappedFieldType;
 import org.elasticsearch.index.mapper.Mapper;

modules/percolator/src/main/java/org/elasticsearch/percolator/PercolatorPlugin.java

@@ -25,16 +25,12 @@ import org.elasticsearch.client.transport.TransportClient;
 import org.elasticsearch.common.network.NetworkModule;
 import org.elasticsearch.common.settings.Setting;
 import org.elasticsearch.common.settings.Settings;
-import org.elasticsearch.common.settings.SettingsModule;
 import org.elasticsearch.indices.IndicesModule;
 import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.search.SearchModule;
-import org.elasticsearch.search.fetch.FetchSubPhase;
-import org.elasticsearch.search.highlight.HighlightPhase;
 
 import java.util.Arrays;
 import java.util.List;
-import java.util.Optional;
 
 public class PercolatorPlugin extends Plugin {
 

modules/percolator/src/test/java/org/elasticsearch/percolator/MultiPercolatorIT.java

@@ -20,7 +20,6 @@ package org.elasticsearch.percolator;
 
 import org.apache.lucene.search.join.ScoreMode;
 import org.elasticsearch.client.Requests;
-import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
 import org.elasticsearch.index.query.Operator;
@@ -39,7 +38,6 @@ import static org.elasticsearch.common.xcontent.XContentFactory.yamlBuilder;
 import static org.elasticsearch.index.query.QueryBuilders.boolQuery;
 import static org.elasticsearch.index.query.QueryBuilders.matchAllQuery;
 import static org.elasticsearch.index.query.QueryBuilders.matchQuery;
-import static org.elasticsearch.index.query.QueryBuilders.rangeQuery;
 import static org.elasticsearch.percolator.PercolatorTestUtil.convertFromTextArray;
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
 import static org.elasticsearch.percolator.PercolatorTestUtil.assertMatchCount;
@@ -53,8 +51,6 @@ import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.notNullValue;
 import static org.hamcrest.Matchers.nullValue;
 
-/**
- */
 public class MultiPercolatorIT extends ESIntegTestCase {
 
     private final static String INDEX_NAME = "queries";

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolateQueryBuilderTests.java

@@ -22,13 +22,11 @@ package org.elasticsearch.percolator;
 import com.fasterxml.jackson.core.JsonParseException;
 import org.apache.lucene.analysis.Analyzer;
 import org.apache.lucene.analysis.core.WhitespaceAnalyzer;
-import org.apache.lucene.document.Document;
 import org.apache.lucene.search.BooleanClause;
 import org.apache.lucene.search.BooleanQuery;
 import org.apache.lucene.search.IndexSearcher;
 import org.apache.lucene.search.MatchAllDocsQuery;
 import org.apache.lucene.search.Query;
-import org.apache.lucene.search.TermQuery;
 import org.elasticsearch.ElasticsearchParseException;
 import org.elasticsearch.ResourceNotFoundException;
 import org.elasticsearch.action.admin.indices.mapping.put.PutMappingRequest;
@@ -38,22 +36,19 @@ import org.elasticsearch.common.ParsingException;
 import org.elasticsearch.common.bytes.BytesArray;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.compress.CompressedXContent;
-import org.elasticsearch.common.lucene.search.Queries;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
 import org.elasticsearch.index.get.GetResult;
 import org.elasticsearch.index.mapper.MapperService;
 import org.elasticsearch.index.mapper.ParseContext;
 import org.elasticsearch.index.mapper.ParsedDocument;
-import org.elasticsearch.index.query.BoolQueryBuilder;
-import org.elasticsearch.plugins.Plugin;
-import org.elasticsearch.test.AbstractQueryTestCase;
 import org.elasticsearch.index.query.QueryBuilder;
 import org.elasticsearch.index.query.QueryShardContext;
 import org.elasticsearch.ingest.RandomDocumentPicks;
+import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.script.Script;
+import org.elasticsearch.test.AbstractQueryTestCase;
 import org.hamcrest.Matchers;
-import org.junit.BeforeClass;
 
 import java.io.IOException;
 import java.util.ArrayList;

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorAggregationsIT.java

@@ -48,9 +48,6 @@ import static org.hamcrest.Matchers.arrayWithSize;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.notNullValue;
 
-/**
- *
- */
 public class PercolatorAggregationsIT extends ESIntegTestCase {
 
     private final static String INDEX_NAME = "queries";

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorBackwardsCompatibilityTests.java

@@ -39,9 +39,7 @@ import java.util.Collections;
 
 import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
 import static org.elasticsearch.index.query.QueryBuilders.matchQuery;
-import static org.elasticsearch.index.query.QueryBuilders.termQuery;
 import static org.elasticsearch.percolator.PercolatorTestUtil.preparePercolate;
-import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.notNullValue;
 

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorHighlightSubFetchPhaseTests.java

@@ -34,7 +34,6 @@ import org.mockito.Mockito;
 
 import java.util.Collections;
 
-import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.is;
 import static org.hamcrest.Matchers.nullValue;
 import static org.hamcrest.Matchers.sameInstance;

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorIT.java

@@ -89,9 +89,6 @@ import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.instanceOf;
 import static org.hamcrest.Matchers.nullValue;
 
-/**
- *
- */
 public class PercolatorIT extends ESIntegTestCase {
 
     private final static String INDEX_NAME = "queries";

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorQuerySearchIT.java

@@ -20,13 +20,12 @@ package org.elasticsearch.percolator;
 
 import org.apache.lucene.search.join.ScoreMode;
 import org.elasticsearch.action.search.SearchResponse;
-import org.elasticsearch.action.support.WriteRequest;
 import org.elasticsearch.common.bytes.BytesArray;
 import org.elasticsearch.common.bytes.BytesReference;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
-import org.elasticsearch.index.query.MatchPhraseQueryBuilder;
 import org.elasticsearch.index.mapper.MapperParsingException;
+import org.elasticsearch.index.query.MatchPhraseQueryBuilder;
 import org.elasticsearch.index.query.MultiMatchQueryBuilder;
 import org.elasticsearch.index.query.Operator;
 import org.elasticsearch.index.query.QueryBuilders;
@@ -49,11 +48,9 @@ import static org.elasticsearch.index.query.QueryBuilders.spanNearQuery;
 import static org.elasticsearch.index.query.QueryBuilders.spanNotQuery;
 import static org.elasticsearch.index.query.QueryBuilders.spanTermQuery;
 import static org.elasticsearch.index.query.QueryBuilders.termQuery;
-import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
-import static org.hamcrest.Matchers.equalTo;
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertHitCount;
+import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.instanceOf;
-import static org.hamcrest.Matchers.startsWith;
 
 public class PercolatorQuerySearchIT extends ESSingleNodeTestCase {
 

modules/percolator/src/test/java/org/elasticsearch/percolator/PercolatorTestUtil.java

@@ -23,7 +23,6 @@ import org.elasticsearch.client.ElasticsearchClient;
 import org.elasticsearch.common.Strings;
 import org.junit.Assert;
 
-import static org.hamcrest.Matchers.greaterThan;
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertVersionSerializable;
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.formatShardStatus;