This is an automated email from the ASF dual-hosted git repository.
markt pushed a commit to branch 10.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/10.0.x by this push:
new c5998ed9f8 Add support for compiling JSPs using Java 20
c5998ed9f8 is described below
commit c5998ed9f8f5f10f365cb8b6d7b2ce3af1100e3e
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Fri Sep 30 11:16:05 2022 +0100
Add support for compiling JSPs using Java 20
---
java/org/apache/jasper/compiler/JDTCompiler.java | 27 +++++++++++++++++-------
webapps/docs/changelog.xml | 7 ++++++
2 files changed, 26 insertions(+), 8 deletions(-)
diff --git a/java/org/apache/jasper/compiler/JDTCompiler.java
b/java/org/apache/jasper/compiler/JDTCompiler.java
index 5bbae6b5fe..6c6831f5c0 100644
--- a/java/org/apache/jasper/compiler/JDTCompiler.java
+++ b/java/org/apache/jasper/compiler/JDTCompiler.java
@@ -317,15 +317,20 @@ public class JDTCompiler extends
org.apache.jasper.compiler.Compiler {
// This is checked against the actual version below.
settings.put(CompilerOptions.OPTION_Source, "17");
} else if (opt.equals("18")) {
- // Constant not available in latest ECJ version shipped with
- // Tomcat. May be supported in a snapshot build.
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
// This is checked against the actual version below.
settings.put(CompilerOptions.OPTION_Source, "18");
} else if (opt.equals("19")) {
- // Constant not available in latest ECJ version shipped with
- // Tomcat. May be supported in a snapshot build.
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
// This is checked against the actual version below.
settings.put(CompilerOptions.OPTION_Source, "19");
+ } else if (opt.equals("20")) {
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
+ // This is checked against the actual version below.
+ settings.put(CompilerOptions.OPTION_Source, "20");
} else {
log.warn(Localizer.getMessage("jsp.warning.unknown.sourceVM",
opt));
settings.put(CompilerOptions.OPTION_Source,
CompilerOptions.VERSION_1_8);
@@ -391,17 +396,23 @@ public class JDTCompiler extends
org.apache.jasper.compiler.Compiler {
settings.put(CompilerOptions.OPTION_TargetPlatform, "17");
settings.put(CompilerOptions.OPTION_Compliance, "17");
} else if (opt.equals("18")) {
- // Constant not available in latest ECJ version shipped with
- // Tomcat. May be supported in a snapshot build.
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
// This is checked against the actual version below.
settings.put(CompilerOptions.OPTION_TargetPlatform, "18");
settings.put(CompilerOptions.OPTION_Compliance, "18");
} else if (opt.equals("19")) {
- // Constant not available in latest ECJ version shipped with
- // Tomcat. May be supported in a snapshot build.
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
// This is checked against the actual version below.
settings.put(CompilerOptions.OPTION_TargetPlatform, "19");
settings.put(CompilerOptions.OPTION_Compliance, "19");
+ } else if (opt.equals("20")) {
+ // Constant not available in latest ECJ version that runs on
+ // Java 8.
+ // This is checked against the actual version below.
+ settings.put(CompilerOptions.OPTION_TargetPlatform, "20");
+ settings.put(CompilerOptions.OPTION_Compliance, "20");
} else {
log.warn(Localizer.getMessage("jsp.warning.unknown.targetVM",
opt));
settings.put(CompilerOptions.OPTION_TargetPlatform,
CompilerOptions.VERSION_1_8);
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 6db5c14808..c81249a334 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -119,6 +119,13 @@
<bug>66277</bug>: Fix regressions in refactoring from
<code>Stack</code>
<code>ArrayDeque</code>.
</fix>
+ <add>
+ Add support for specifying Java 20 (with the value <code>20</code>) as
+ the compiler source and/or compiler target for JSP compilation. If used
+ with an Eclipse JDT compiler version that does not support these
values,
+ a warning will be logged and the default will used.
+ (markt)
+ </add>
</changelog>
</subsection>
</section>
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