[Watcher] Removed not needed usages of `com.google.common.*` classes.

Original commit: elastic/x-pack-elasticsearch@a8dea17a90

elasticsearch/src/main/java/org/elasticsearch/xpack/watcher/actions/hipchat/HipChatAction.java

@@ -6,7 +6,6 @@
 package org.elasticsearch.xpack.watcher.actions.hipchat;
 
 
-import com.google.common.base.Objects;
 import org.elasticsearch.ElasticsearchParseException;
 import org.elasticsearch.common.Nullable;
 import org.elasticsearch.common.ParseField;
@@ -19,6 +18,7 @@ import org.elasticsearch.xpack.notification.hipchat.SentMessages;
 import org.elasticsearch.xpack.watcher.actions.Action;
 
 import java.io.IOException;
+import java.util.Objects;
 
 public class HipChatAction implements Action {
 
@@ -46,14 +46,14 @@ public class HipChatAction implements Action {
 
         HipChatAction that = (HipChatAction) o;
 
-        return Objects.equal(account, that.account) &&
+        return Objects.equals(account, that.account) &&
-               Objects.equal(message, that.message) &&
+               Objects.equals(message, that.message) &&
-               Objects.equal(proxy, that.proxy);
+               Objects.equals(proxy, that.proxy);
     }
 
     @Override
     public int hashCode() {
-        return Objects.hashCode(account, message, proxy);
+        return Objects.hash(account, message, proxy);
     }
 
     @Override

elasticsearch/src/test/java/org/elasticsearch/xpack/notification/email/attachment/ReportingAttachmentParserTests.java

@@ -6,8 +6,6 @@
 package org.elasticsearch.xpack.notification.email.attachment;
 
 import com.fasterxml.jackson.core.io.JsonEOFException;
-import com.google.common.collect.Maps;
-
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.common.collect.MapBuilder;
 import org.elasticsearch.common.settings.Settings;
@@ -148,7 +146,7 @@ public class ReportingAttachmentParserTests extends ESTestCase {
         String content = randomAsciiOfLength(200);
         String path = "/ovb/api/reporting/jobs/download/iu5zfzvk15oa8990bfas9wy2";
         String randomContentType = randomAsciiOfLength(20);
-        Map<String, String[]> headers = Maps.newHashMap();
+        Map<String, String[]> headers = new HashMap<>();
         headers.put("Content-Type", new String[] { randomContentType });
         when(httpClient.execute(any(HttpRequest.class)))
                 .thenReturn(new HttpResponse(200, "{\"path\":\""+ path +"\", \"other\":\"content\"}"))

elasticsearch/src/test/java/org/elasticsearch/xpack/watcher/history/HistoryActionConditionTests.java

@@ -5,8 +5,6 @@
  */
 package org.elasticsearch.xpack.watcher.history;
 
-import com.google.common.collect.Lists;
-
 import org.elasticsearch.action.search.SearchResponse;
 import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.script.MockScriptPlugin;
@@ -15,9 +13,9 @@ import org.elasticsearch.script.ScriptType;
 import org.elasticsearch.search.SearchHit;
 import org.elasticsearch.search.builder.SearchSourceBuilder;
 import org.elasticsearch.xpack.watcher.client.WatchSourceBuilder;
-import org.elasticsearch.xpack.watcher.condition.Condition;
 import org.elasticsearch.xpack.watcher.condition.AlwaysCondition;
 import org.elasticsearch.xpack.watcher.condition.CompareCondition;
+import org.elasticsearch.xpack.watcher.condition.Condition;
 import org.elasticsearch.xpack.watcher.condition.NeverCondition;
 import org.elasticsearch.xpack.watcher.condition.ScriptCondition;
 import org.elasticsearch.xpack.watcher.execution.ExecutionState;
@@ -25,6 +23,8 @@ import org.elasticsearch.xpack.watcher.input.Input;
 import org.elasticsearch.xpack.watcher.test.AbstractWatcherIntegrationTestCase;
 import org.elasticsearch.xpack.watcher.transport.actions.put.PutWatchResponse;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
@@ -98,7 +98,7 @@ public class HistoryActionConditionTests extends AbstractWatcherIntegrationTestC
 
         final Condition scriptConditionFailsHard = mockScriptCondition("throw new IllegalStateException('failed');");
         final List<Condition> actionConditionsWithFailure =
-                Lists.newArrayList(scriptConditionFailsHard, conditionPasses, AlwaysCondition.INSTANCE);
+                Arrays.asList(scriptConditionFailsHard, conditionPasses, AlwaysCondition.INSTANCE);
 
         Collections.shuffle(actionConditionsWithFailure, random());
 
@@ -143,7 +143,7 @@ public class HistoryActionConditionTests extends AbstractWatcherIntegrationTestC
     @SuppressWarnings("unchecked")
     public void testActionConditionWithFailures() throws Exception {
         final String id = "testActionConditionWithFailures";
-        final List<Condition> actionConditionsWithFailure = Lists.newArrayList(conditionFails, conditionPasses, AlwaysCondition.INSTANCE);
+        final List<Condition> actionConditionsWithFailure = Arrays.asList(conditionFails, conditionPasses, AlwaysCondition.INSTANCE);
 
         Collections.shuffle(actionConditionsWithFailure, random());
 
@@ -187,7 +187,8 @@ public class HistoryActionConditionTests extends AbstractWatcherIntegrationTestC
     @SuppressWarnings("unchecked")
     public void testActionCondition() throws Exception {
         final String id = "testActionCondition";
-        final List<Condition> actionConditions = Lists.newArrayList(conditionPasses);
+        final List<Condition> actionConditions = new ArrayList<>();
+        actionConditions.add(conditionPasses);
 
         if (randomBoolean()) {
             actionConditions.add(AlwaysCondition.INSTANCE);