[SLING-10673] Derive source for javadoc from property sling.java.version

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Done
• Fix Version/s: Parent 45
• Assignee: Oliver Lietz
• Reporter: Oliver Lietz
• Created: 26/Jul/21 19:11
• Updated: 10/Sep/21 12:44
• Resolved: 26/Jul/21 19:17

Description

Javadoc build fails due to missing source setting when using newer Java features:

[INFO] --- maven-javadoc-plugin:3.3.0:javadoc (default-cli) @ org.apache.sling.commons.messaging.mail ---
[INFO] No previous run data found, generating javadoc.
[INFO] 
Loading source files for package org.apache.sling.commons.messaging.mail...
Loading source files for package org.apache.sling.commons.messaging.mail.internal...
4 errors
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  21.334 s
[INFO] Finished at: 2021-07-26T21:04:04+02:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-javadoc-plugin:3.3.0:javadoc (default-cli) on project org.apache.sling.commons.messaging.mail: An error has occurred in Javadoc report generation: 
[ERROR] Exit code: 1 - /.../org.apache.sling.commons.messaging.mail/src/main/java/org/apache/sling/commons/messaging/mail/MessageBuilder.java:408: error: type annotations are not supported in -source 7
[ERROR]     public abstract @NotNull MessageBuilder attachment(final byte @NotNull [] content, @NotNull final String type, @NotNull final String filename);
[ERROR]                                                                    ^
[ERROR]   (use -source 8 or higher to enable type annotations)
[ERROR] /.../org.apache.sling.commons.messaging.mail/src/main/java/org/apache/sling/commons/messaging/mail/internal/SimpleMessageBuilder.java:332: error: type annotations are not supported in -source 7
[ERROR]     public @NotNull MessageBuilder attachment(final byte @NotNull [] content, @NotNull final String type, @NotNull final String filename) {
[ERROR]                                                           ^
[ERROR]   (use -source 8 or higher to enable type annotations)
[ERROR] /.../org.apache.sling.commons.messaging.mail/src/main/java/org/apache/sling/commons/messaging/mail/internal/SimpleMailService.java:170: error: lambda expressions are not supported in -source 7
[ERROR]             return CompletableFuture.runAsync(() -> send(message), threadPool::submit);
[ERROR]                                                  ^
[ERROR]   (use -source 8 or higher to enable lambda expressions)
[ERROR] /.../org.apache.sling.commons.messaging.mail/src/main/java/org/apache/sling/commons/messaging/mail/internal/SimpleMailService.java:170: error: method references are not supported in -source 7
[ERROR]             return CompletableFuture.runAsync(() -> send(message), threadPool::submit);
[ERROR]                                                                                ^
[ERROR]   (use -source 8 or higher to enable method references)
[ERROR] 
[ERROR] Command line was: /usr/local/Cellar/openjdk@11/11.0.10/libexec/openjdk.jdk/Contents/Home/bin/javadoc @options @packages
[ERROR] 
[ERROR] Refer to the generated Javadoc files in '/.../org.apache.sling.commons.messaging.mail/target/site/apidocs' dir.
[ERROR] 
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException

Issue Links

• causes: SLING-10794 Update to Sling Bundle Parent 45
• causes: SLING-10797 Update to Sling Bundle Parent 45
• causes: SLING-10799 Update to Sling Bundle Parent 45
• causes: SLING-10800 Update to Sling Bundle Parent 45
• causes: SLING-10801 Update to Sling Bundle Parent 45
• causes: SLING-10802 Update to Sling Bundle Parent 45