Update Java toolchain from 17 to 21

claude · claude · commit bb643ea6d6e9 · 2025-10-30T19:38:44.000Z
- Java 21 is a newer LTS version with full backward compatibility
- Required for current build environment
- Compatible with Gradle 9.x requirements
diff --git a/build.gradle b/build.gradle
@@ -24,7 +24,7 @@ description = 'John Q Walker Node Positioning Algorithm'
 
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(21)
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -24,7 +24,7 @@ description = 'John Q Walker Node Positioning Algorithm'`
`24`	`24`
`25`	`25`	`java {`
`26`	`26`	`toolchain {`
`27`		`- languageVersion = JavaLanguageVersion.of(17)`
	`27`	`+ languageVersion = JavaLanguageVersion.of(21)`
`28`	`28`	`}`
`29`	`29`	`}`
`30`	`30`