Switch Java compiler source/target to 1.8

Resolves: RHEL-52689

0002-Set-Java-source-target-to-1.8.patch

@@ -0,0 +1,25 @@
+From 202fbfcbb7c179dcd40e7b296604febb10a8c256 Mon Sep 17 00:00:00 2001
+From: Marian Koncek <mkoncek@redhat.com>
+Date: Wed, 21 Feb 2024 12:13:45 +0100
+Subject: [PATCH] Set Java source/target to 1.8
+
+---
+ build.xml | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/build.xml b/build.xml
+index d5c2b54..cb1dfd1 100644
+--- a/build.xml
++++ b/build.xml
+@@ -57,7 +57,7 @@
+        token="+ version_str"
+        value='+ "v0.11b ${cupversion} (SVN rev ${svnversion})"'>
+     </replace>
+-    <javac srcdir="${java}" destdir="${classes}" verbose="off" listfiles="off" debug="on" source="1.5" target="1.5">
++    <javac srcdir="${java}" destdir="${classes}" verbose="off" listfiles="off" debug="on" source="1.8" target="1.8">
+       <classpath refid="libraries"/>
+     </javac>
+   </target>
+-- 
+2.43.0
+

java_cup.spec

@@ -20,6 +20,7 @@ Source2:        %{name}-MANIFEST.MF
 Source4:        %{name}-runtime-MANIFEST.MF
 
 Patch0:         %{name}-build.patch
+Patch1:         0002-Set-Java-source-target-to-1.8.patch
 
 %if %{with bootstrap}
 BuildRequires:  javapackages-bootstrap
@@ -52,9 +53,8 @@ Documentation for java_cup.
 
 %prep
 %setup -q
-%patch0 -b .build
-
-sed -i '/<javac/s/1.5/1.7/g' build.xml
+%patch 0 -b .build
+%patch 1 -p1
 
 # remove all binary files
 find -name "*.class" -delete
@@ -100,6 +100,10 @@ jar ufm dist/java-cup-%{pkg_version}-runtime.jar %{SOURCE4}
 %license licence.txt
 
 %changelog
+* Mon Aug 05 2024 Mikolaj Izdebski <mizdebsk@redhat.com> - 1:0.11b-29
+- Switch Java compiler source/target to 1.8
+- Resolves: RHEL-52689
+
 * Thu Aug 01 2024 Troy Dawson <tdawson@redhat.com> - 1:0.11b-29
 - Bump release for Aug 2024 java mass rebuild