CORDA-3698: Require no classifier for Open Core and DJVM-related modules. (#6132)

* ENT-4967: Require no classifier for corda-node-djvm, corda-deserializers-djvm.

* Also remove classifiers from core, serialization and finance-contracts.

* Compile corda-serialization-djvm for Java 8 and remove its classifier.

core/build.gradle

@@ -101,7 +101,8 @@ task copyQuasarJar(type: Copy) {
 
 jar {
     finalizedBy(copyQuasarJar)
-    baseName 'corda-core'
+    archiveBaseName = 'corda-core'
+    archiveClassifier = ''
 }
 
 configurations {

finance/contracts/build.gradle

@@ -6,6 +6,7 @@ apply plugin: 'net.corda.plugins.publish-utils'
 apply plugin: 'net.corda.plugins.quasar-utils'
 apply plugin: 'net.corda.plugins.cordapp'
 apply plugin: 'com.jfrog.artifactory'
+apply from: "${rootProject.projectDir}/java8.gradle"
 
 description 'Corda finance module - contracts'
 
@@ -31,7 +32,8 @@ configurations {
 }
 
 jar {
-    baseName 'corda-finance-contracts'
+    archiveBaseName = 'corda-finance-contracts'
+    archiveClassifier = ''
     manifest {
         attributes('Corda-Revision': 'n/a')
         attributes('Corda-Vendor': 'Corda Open Source')

java8.gradle

@@ -0,0 +1,22 @@
+import static org.gradle.api.JavaVersion.VERSION_1_8
+
+/*
+ * Gradle script plugin: Configure a module such that Java and Kotlin
+ * are always compiled for Java 8.
+ */
+apply plugin: 'kotlin'
+
+tasks.withType(AbstractCompile) {
+    // This is a bit ugly, but Gradle isn't recognising the KotlinCompile task
+    // as it does the built-in JavaCompile task.
+    if (it.class.name.startsWith('org.jetbrains.kotlin.gradle.tasks.KotlinCompile')) {
+        kotlinOptions {
+            jvmTarget = VERSION_1_8
+        }
+    }
+}
+
+tasks.withType(JavaCompile) {
+    sourceCompatibility = VERSION_1_8
+    targetCompatibility = VERSION_1_8
+}

node/djvm/build.gradle

@@ -13,6 +13,7 @@ dependencies {
 
 jar {
     archiveBaseName = 'corda-node-djvm'
+    archiveClassifier = ''
     manifest {
         attributes('Automatic-Module-Name': 'net.corda.node.djvm')
         attributes('Sealed': true)

serialization-djvm/build.gradle

@@ -1,3 +1,4 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import static org.gradle.api.JavaVersion.VERSION_1_8
 
 plugins {
@@ -8,6 +9,11 @@ plugins {
     id 'idea'
 }
 
+// The DJVM only supports Java 8 byte-code, so the tests must
+// be compiled for Java 8. The main artifact is only compiled
+// for Java 8 because it belongs to "Open Core".
+apply from: "${rootProject.projectDir}/java8.gradle"
+
 description 'Serialization support for the DJVM'
 
 configurations {
@@ -41,20 +47,9 @@ dependencies {
     sandboxTesting "org.slf4j:slf4j-nop:$slf4j_version"
 }
 
-// The DJVM only supports Java 8 byte-code.
-compileTestJava {
-    sourceCompatibility = VERSION_1_8
-    targetCompatibility = VERSION_1_8
-}
-
-compileTestKotlin {
-    kotlinOptions {
-        jvmTarget = VERSION_1_8
-    }
-}
-
 jar {
     archiveBaseName = 'corda-serialization-djvm'
+    archiveClassifier = ''
     manifest {
         attributes('Automatic-Module-Name': 'net.corda.serialization.djvm')
         attributes('Sealed': true)

serialization-djvm/deserializers/build.gradle

@@ -17,6 +17,7 @@ dependencies {
 
 jar {
     archiveBaseName = 'corda-deserializers-djvm'
+    archiveClassifier = ''
     manifest {
         attributes('Automatic-Module-Name': 'net.corda.serialization.djvm.deserializers')
         attributes('Sealed': true)

serialization/build.gradle

@@ -63,7 +63,8 @@ artifacts {
 }
 
 jar {
-    baseName 'corda-serialization'
+    archiveBaseName = 'corda-serialization'
+    archiveClassifier = ''
 }
 
 publish {