8238434: Ensemble: Update version of Lucene to 7.7.2

Reviewed-by: aghaisas

Author: kevinrushforth

apps/samples/.classpath

@@ -12,9 +12,9 @@
     <classpathentry kind="src" path="Ensemble8/src/compiletime/java"/>
     <classpathentry kind="src" path="Ensemble8/src/generated/java"/>
     <classpathentry kind="src" path="Ensemble8/src/generated/resources"/>
-    <classpathentry kind="lib" path="Ensemble8/lib/lucene-core-7.7.1.jar"/>
-    <classpathentry kind="lib" path="Ensemble8/lib/lucene-grouping-7.7.1.jar"/>
-    <classpathentry kind="lib" path="Ensemble8/lib/lucene-queryparser-7.7.1.jar"/>
+    <classpathentry kind="lib" path="Ensemble8/lib/lucene-core-7.7.2.jar"/>
+    <classpathentry kind="lib" path="Ensemble8/lib/lucene-grouping-7.7.2.jar"/>
+    <classpathentry kind="lib" path="Ensemble8/lib/lucene-queryparser-7.7.2.jar"/>
     <classpathentry kind="src" path="MandelbrotSet/src"/>
     <classpathentry kind="src" path="Modena/src/main/java"/>
     <classpathentry kind="src" path="Modena/src/main/resources"/>

apps/samples/Ensemble8/UPDATING-lucene.txt

@@ -13,10 +13,10 @@ To update to a new version of Lucene:
     gradle clean
     gradle sdk apps
 
-NOTE: if upgrading to a new major version there are usually compilation errors that need to be fixed.
+NOTE: if upgrading to a new major version there are usually compilation or runtime errors that need to be fixed.
 
 
-3. Regenerate the index files:
+3. Regenerate the index files. This step can be skipped if only the "bugfix" number (the third digit) of the release changes:
 
 $ cd apps/samples/Ensemble8
 $ rm -rf src/generated/resources/ensemble/search/index

apps/samples/Ensemble8/build.gradle

@@ -4,9 +4,9 @@ apply plugin:'application'
 def mainClassName = "ensemble.EnsembleApp"
 
 def FileCollection apachecp = files(
-   "./lib/lucene-core-7.7.1.jar",
-   "./lib/lucene-grouping-7.7.1.jar",
-   "./lib/lucene-queryparser-7.7.1.jar")
+   "./lib/lucene-core-7.7.2.jar",
+   "./lib/lucene-grouping-7.7.2.jar",
+   "./lib/lucene-queryparser-7.7.2.jar")
 
 sourceSets {
     main {

apps/samples/Ensemble8/legal/lucene.md

@@ -1,4 +1,4 @@
-## Apache Lucene v7.7.1
+## Apache Lucene v7.7.2
 
 ### Apache Lucene Notice
 ```

apps/samples/Ensemble8/nbproject/project.properties

@@ -31,7 +31,7 @@ dist.jar=${dist.dir}/Ensemble8.jar
 dist.javadoc.dir=${dist.dir}/javadoc
 endorsed.classpath=
 excludes=
-lucene.version=7.7.1
+lucene.version=7.7.2
 file.reference.lucene-core.jar=lib/lucene-core-${lucene.version}.jar
 file.reference.lucene-grouping.jar=lib/lucene-grouping-${lucene.version}.jar
 file.reference.lucene-queryparser.jar=lib/lucene-queryparser-${lucene.version}.jar

build.gradle

@@ -4148,7 +4148,7 @@ project(":apps") {
     // The apps build is Ant based, we will exec ant from gradle.
 
     // Download the Lucene libraries needed for the Ensemble8 app
-    def luceneVersion = "7.7.1"
+    def luceneVersion = "7.7.2"
     getConfigurations().create("lucene");
     dependencies {
         lucene group: "org.apache.lucene", name: "lucene-core", version: luceneVersion