Fix Gradle 9 compatibility issues

gamma · gamma · commit c416ccf04bb8 · 2025-12-01T16:16:57.000+01:00
- Move sourceCompatibility and encoding settings into java {} block
- Use JavaVersion.VERSION_1_7 instead of numeric value
- Consolidate Java configuration in java {} block
- Fixes 'Could not set unknown property sourceCompatibility' error in Gradle 9
diff --git a/build.gradle b/build.gradle
@@ -31,10 +31,6 @@ dependencies {
     }
 }
 
-sourceCompatibility = 1.7
-compileJava.options.encoding = 'UTF-8'
-javadoc.options.encoding = 'UTF-8'
-
 sourceSets {
     main {
         java {
@@ -115,8 +111,15 @@ jar {
 }
 
 java {
+    sourceCompatibility = JavaVersion.VERSION_1_7
+    targetCompatibility = JavaVersion.VERSION_1_7
+    
     withJavadocJar()
     withSourcesJar()
+    
+    // Configure encoding
+    compileJava.options.encoding = 'UTF-8'
+    javadoc.options.encoding = 'UTF-8'
 }
 
 sourcesJar {

Original file line number	Diff line number	Diff line change
`@@ -31,10 +31,6 @@ dependencies {`
`31`	`31`	`}`
`32`	`32`	`}`
`33`	`33`
`34`		`-sourceCompatibility = 1.7`
`35`		`-compileJava.options.encoding = 'UTF-8'`
`36`		`-javadoc.options.encoding = 'UTF-8'`
`37`		`-`
`38`	`34`	`sourceSets {`
`39`	`35`	`main {`
`40`	`36`	`java {`
`@@ -115,8 +111,15 @@ jar {`
`115`	`111`	`}`
`116`	`112`
`117`	`113`	`java {`
	`114`	`+ sourceCompatibility = JavaVersion.VERSION_1_7`
	`115`	`+ targetCompatibility = JavaVersion.VERSION_1_7`
	`116`	`+`
`118`	`117`	`withJavadocJar()`
`119`	`118`	`withSourcesJar()`
	`119`	`+`
	`120`	`+ // Configure encoding`
	`121`	`+ compileJava.options.encoding = 'UTF-8'`
	`122`	`+ javadoc.options.encoding = 'UTF-8'`
`120`	`123`	`}`
`121`	`124`
`122`	`125`	`sourcesJar {`