Fix example build after multiproject merge

plugins/examples/build.gradle

@@ -1,15 +1,16 @@
 import org.elasticsearch.gradle.VersionProperties
 
 buildscript {
-  repositories {
-    maven {
-      url = 'https://snapshots.elastic.co/maven/'
+    repositories {
+      maven {
+        url = 'https://snapshots.elastic.co/maven/'
+      }
+      mavenCentral()
+      gradlePluginPortal()
+    }
+    dependencies {
+      classpath "org.elasticsearch.gradle:build-tools:${elasticsearchVersion}"
     }
-    mavenCentral()
-  }
-  dependencies {
-    classpath "org.elasticsearch.gradle:build-tools:${elasticsearchVersion}"
-  }
 }
 
 subprojects {
@@ -25,13 +26,13 @@ subprojects {
     maven {
       url = 'https://snapshots.elastic.co/maven/'
       mavenContent {
-        if (gradle.includedBuilds) {
+        if (gradle.includedBuilds || gradle.parent != null) {
           // When building in a composite, restrict this to only resolve the Java REST client
           includeModule 'co.elastic.clients', 'elasticsearch-java'
         }
       }
     }
-    if (gradle.includedBuilds.isEmpty()) {
+    if (gradle.includedBuilds.isEmpty() && gradle.parent == null) {
       maven {
         url = "https://artifacts-snapshot.elastic.co/elasticsearch/${elasticsearchVersion}/maven"
         mavenContent {

plugins/examples/custom-processor/src/main/java/org/elasticsearch/example/customprocessor/ExampleRepeatProcessor.java

@@ -1,5 +1,6 @@
 package org.elasticsearch.example.customprocessor;
 
+import org.elasticsearch.cluster.metadata.ProjectId;
 import org.elasticsearch.ingest.AbstractProcessor;
 import org.elasticsearch.ingest.ConfigurationUtils;
 import org.elasticsearch.ingest.IngestDocument;
@@ -38,13 +39,13 @@ public String getType() {
     }
 
     public static class Factory implements Processor.Factory {
-
         @Override
         public ExampleRepeatProcessor create(
             Map<String, Processor.Factory> registry,
             String tag,
             String description,
-            Map<String, Object> config
+            Map<String, Object> config,
+            ProjectId projectId
         ) {
             String field = ConfigurationUtils.readStringProperty(TYPE, tag, config, FIELD_KEY_NAME);
             return new ExampleRepeatProcessor(tag, description, field);

plugins/examples/gradle.properties

@@ -1,10 +1,24 @@
-#
- # Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- # or more contributor license agreements. Licensed under the "Elastic License
- # 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
- # Public License v 1"; you may not use this file except in compliance with, at
- # your election, the "Elastic License 2.0", the "GNU Affero General Public
- # License v3.0 only", or the "Server Side Public License, v 1".
-#
-version=1.0.0-SNAPSHOT
-group=org.elasticsearch.examples
+org.gradle.welcome=never
+org.gradle.warning.mode=none
+org.gradle.parallel=true
+# We need to declare --add-exports to make spotless working seamlessly with jdk16
+org.gradle.jvmargs=-XX:+HeapDumpOnOutOfMemoryError -Xss2m  --add-exports jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED --add-exports jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED --add-opens java.base/java.time=ALL-UNNAMED
+
+# Enforce the build to fail on deprecated gradle api usage
+systemProp.org.gradle.warning.mode=fail
+
+# forcing to use TLS1.2 to avoid failure in vault
+# see https://github.com/hashicorp/vault/issues/8750#issuecomment-631236121
+systemProp.jdk.tls.client.protocols=TLSv1.2
+
+# java homes resolved by environment variables
+org.gradle.java.installations.auto-detect=false
+
+# log some dependency verification info to console
+org.gradle.dependency.verification.console=verbose
+
+# allow user to specify toolchain via the RUNTIME_JAVA_HOME environment variable
+org.gradle.java.installations.fromEnv=RUNTIME_JAVA_HOME
+
+# if configuration cache enabled then enable parallel support too
+org.gradle.configuration-cache.parallel=true

plugins/examples/settings.gradle

@@ -32,7 +32,14 @@ gradle.rootProject {
 }
 
 gradle.projectsEvaluated {
-  if (gradle.includedBuilds) {
+  if (gradle.includedBuilds  || gradle.parent != null) {
+    pluginManagement {
+      repositories {
+        mavenCentral()
+        gradlePluginPortal()
+      }
+      includeBuild "../../build-tools"
+    }
     gradle.allprojects {
       configurations.all {
         resolutionStrategy.dependencySubstitution {