nebula-plugins · rpalcolea · Dec 1, 2025 · Nov 27, 2025
diff --git a/.gitignore b/.gitignore
@@ -2,4 +2,5 @@
 *.iml
 .gradle/
 build/
-out/
+out/
+.claude/
diff --git a/build.gradle b/build.gradle
@@ -21,7 +21,7 @@ plugins {
 
 compileGroovy.groovyOptions.configurationScript = file('src/groovyCompile/groovycConfig.groovy')
 
-description 'Gradle plugin collect and provide information about the environment'
+description = 'Gradle plugin collect and provide information about the environment'
 
 contacts {
     'nebula-plugins-oss@netflix.com' {

diff --git a/src/main/groovy/nebula/plugin/info/InfoBrokerPlugin.groovy b/src/main/groovy/nebula/plugin/info/InfoBrokerPlugin.groovy
@@ -57,25 +57,28 @@ class InfoBrokerPlugin implements Plugin<Project> {
     }
 
     private void filterManifestEntries(InfoBrokerPluginExtension extension) {
-        if (extension.includedManifestProperties && extension.excludedManifestProperties) {
+        List<String> includedProperties = extension.includedManifestProperties.getOrElse([])
+        List<String> excludedProperties = extension.excludedManifestProperties.getOrElse([])
+        boolean hasIncluded = !includedProperties.isEmpty()
+        boolean hasExcluded = !excludedProperties.isEmpty()
+
+        if (hasIncluded && hasExcluded) {
             throw new GradleException("includedManifestProperties and excludedManifestProperties are mutually exclusive. Only one should be provided")
-        } else if (extension.excludedManifestProperties) {
-            removeExcludedProperties(extension)
-        } else if (extension.includedManifestProperties) {
-            filterOnlyIncludedProperties(extension)
+        } else if (hasExcluded) {
+            removeExcludedProperties(excludedProperties)
+        } else if (hasIncluded) {
+            filterOnlyIncludedProperties(includedProperties)
         }
     }
 
-    private void filterOnlyIncludedProperties(InfoBrokerPluginExtension extension) {
-        List<String> includedProperties = extension.includedManifestProperties
+    private void filterOnlyIncludedProperties(List<String> includedProperties) {
         List<ManifestEntry> filteredManifestEntries = manifestEntries.findAll { entry ->
             (entry.name in includedProperties)
         }
         manifestEntries = filteredManifestEntries
     }
 
-    private void removeExcludedProperties(InfoBrokerPluginExtension extension) {
-        List<String> excludedProperties = extension.excludedManifestProperties
+    private void removeExcludedProperties(List<String> excludedProperties) {
         List<ManifestEntry> filteredManifestEntries = manifestEntries.findAll { entry ->
             !(entry.name in excludedProperties)
         }

diff --git a/src/main/groovy/nebula/plugin/info/InfoBrokerPluginExtension.groovy b/src/main/groovy/nebula/plugin/info/InfoBrokerPluginExtension.groovy
@@ -1,6 +1,8 @@
 package nebula.plugin.info
 
-class InfoBrokerPluginExtension {
-    List<String> includedManifestProperties = []
-    List<String> excludedManifestProperties = []
+import org.gradle.api.provider.ListProperty
+
+abstract class InfoBrokerPluginExtension {
+    abstract ListProperty<String> getIncludedManifestProperties()
+    abstract ListProperty<String> getExcludedManifestProperties()
 }
diff --git a/src/main/groovy/nebula/plugin/info/basic/BasicInfoPlugin.groovy b/src/main/groovy/nebula/plugin/info/basic/BasicInfoPlugin.groovy
@@ -100,8 +100,8 @@ class BasicInfoPlugin implements Plugin<Project>, InfoCollectorPlugin {
             manifestPlugin.add(IMPLEMENTATION_VERSION.toString(), { projectVersion.get() })
             manifestPlugin.add(BUILD_STATUS_PROPERTY, { projectStatus.get() }) // Could be promoted, so this is the actual status necessarily
 
-            String builtBy = providers.systemProperty("user.name").get()
-            String builtOs = providers.systemProperty("os.name").get()
+            String builtBy = providers.systemProperty("user.name").getOrElse("unknown")
+            String builtOs = providers.systemProperty("os.name").getOrElse("unknown")
             manifestPlugin.add(BUILT_BY_PROPERTY, builtBy)
             manifestPlugin.add(BUILT_OS_PROPERTY, builtOs)
 

diff --git a/src/main/groovy/nebula/plugin/info/ci/AbstractContinuousIntegrationProvider.groovy b/src/main/groovy/nebula/plugin/info/ci/AbstractContinuousIntegrationProvider.groovy
@@ -33,7 +33,7 @@ abstract class AbstractContinuousIntegrationProvider implements ContinuousIntegr
     }
 
     protected String getEnvironmentVariable(String envKey) {
-        return providerFactory.environmentVariable(envKey).present ? providerFactory.environmentVariable(envKey).get() : null
+        return providerFactory.environmentVariable(envKey).getOrElse(null)
     }
 
     protected static String hostname() {

diff --git a/src/main/groovy/nebula/plugin/info/ci/ContinuousIntegrationInfoExtension.groovy b/src/main/groovy/nebula/plugin/info/ci/ContinuousIntegrationInfoExtension.groovy
@@ -16,10 +16,12 @@
 
 package nebula.plugin.info.ci
 
-class ContinuousIntegrationInfoExtension {
-    String host
-    String job
-    String buildNumber
-    String buildId
-    String buildUrl
+import org.gradle.api.provider.Property
+
+abstract class ContinuousIntegrationInfoExtension {
+    abstract Property<String> getHost()
+    abstract Property<String> getJob()
+    abstract Property<String> getBuildNumber()
+    abstract Property<String> getBuildId()
+    abstract Property<String> getBuildUrl()
 }
diff --git a/src/main/groovy/nebula/plugin/info/ci/ContinuousIntegrationInfoPlugin.groovy b/src/main/groovy/nebula/plugin/info/ci/ContinuousIntegrationInfoPlugin.groovy
@@ -16,13 +16,10 @@
 
 package nebula.plugin.info.ci
 
-import groovy.transform.CompileDynamic
 import nebula.plugin.info.InfoBrokerPlugin
 import nebula.plugin.info.InfoCollectorPlugin
 import org.gradle.api.Plugin
 import org.gradle.api.Project
-import org.gradle.api.internal.ConventionMapping
-import org.gradle.api.internal.IConventionAware
 import org.gradle.api.provider.ProviderFactory
 
 import javax.inject.Inject
@@ -55,22 +52,20 @@ class ContinuousIntegrationInfoPlugin implements Plugin<Project>, InfoCollectorP
         configureExtMapping(project, extension)
 
         project.plugins.withType(InfoBrokerPlugin) {  InfoBrokerPlugin manifestPlugin ->
-            manifestPlugin.add('Build-Host') { extension.host }
-            manifestPlugin.add('Build-Job') { extension.job }
-            manifestPlugin.add('Build-Number') { extension.buildNumber }
-            manifestPlugin.add('Build-Id') { extension.buildId }
-            manifestPlugin.add('Build-Url') { extension.buildUrl }
+            manifestPlugin.add('Build-Host') { extension.host.getOrNull() }
+            manifestPlugin.add('Build-Job') { extension.job.getOrNull() }
+            manifestPlugin.add('Build-Number') { extension.buildNumber.getOrNull() }
+            manifestPlugin.add('Build-Id') { extension.buildId.getOrNull() }
+            manifestPlugin.add('Build-Url') { extension.buildUrl.getOrNull() }
         }
     }
 
-    @CompileDynamic
     private void configureExtMapping(Project project, ContinuousIntegrationInfoExtension extension) {
-        ConventionMapping extMapping = ((IConventionAware) extension).getConventionMapping()
-        extMapping.host = { selectedProvider.calculateHost(project) }
-        extMapping.job = { selectedProvider.calculateJob(project) }
-        extMapping.buildNumber = { selectedProvider.calculateBuildNumber(project) }
-        extMapping.buildId = { selectedProvider.calculateBuildId(project) }
-        extMapping.buildUrl = { selectedProvider.calculateBuildUrl(project) }
+        extension.host.convention(providerFactory.provider { selectedProvider.calculateHost(project) })
+        extension.job.convention(providerFactory.provider { selectedProvider.calculateJob(project) })
+        extension.buildNumber.convention(providerFactory.provider { selectedProvider.calculateBuildNumber(project) })
+        extension.buildId.convention(providerFactory.provider { selectedProvider.calculateBuildId(project) })
+        extension.buildUrl.convention(providerFactory.provider { selectedProvider.calculateBuildUrl(project) })
     }
 
     ContinuousIntegrationInfoProvider findProvider(Project project) {

diff --git a/src/main/groovy/nebula/plugin/info/java/InfoJavaPlugin.groovy b/src/main/groovy/nebula/plugin/info/java/InfoJavaPlugin.groovy
@@ -59,8 +59,8 @@ class InfoJavaPlugin implements Plugin<Project>, InfoCollectorPlugin {
     void apply(Project project) {
         // This can't change, so we can commit it early
         project.plugins.withType(InfoBrokerPlugin) { InfoBrokerPlugin manifestPlugin ->
-            String javaRuntimeVersion = providers.systemProperty("java.runtime.version").get()
-            String javaVmVendor = providers.systemProperty("java.vm.vendor").get()
+            String javaRuntimeVersion = providers.systemProperty("java.runtime.version").getOrElse("unknown")
+            String javaVmVendor = providers.systemProperty("java.vm.vendor").getOrElse("unknown")
 
             manifestPlugin.add(CREATED_PROPERTY, "$javaRuntimeVersion ($javaVmVendor)")
         }
@@ -77,7 +77,7 @@ class InfoJavaPlugin implements Plugin<Project>, InfoCollectorPlugin {
                     if (javaLauncher.isPresent()) {
                         manifestPlugin.add(JDK_PROPERTY, javaLauncher.get().metadata.languageVersion.toString())
                     } else {
-                        String javaVersionFromSystemProperty = providers.systemProperty("java.version").get()
+                        String javaVersionFromSystemProperty = providers.systemProperty("java.version").getOrElse("unknown")
                         manifestPlugin.add(JDK_PROPERTY, javaVersionFromSystemProperty)
                     }
                 }

diff --git a/src/main/groovy/nebula/plugin/info/reporting/InfoJarPropertiesFilePlugin.groovy b/src/main/groovy/nebula/plugin/info/reporting/InfoJarPropertiesFilePlugin.groovy
@@ -67,7 +67,8 @@ class InfoJarPropertiesFilePlugin implements Plugin<Project>, InfoReporterPlugin
 
                     jarTask.doFirst {
                         //when we are after all caching decisions we fill the file with all the data
-                        PropertiesWriter.writeProperties(propertiesFile.get().asFile, manifestPlugin)
+                        File propFile = propertiesFile.get().asFile
+                        PropertiesWriter.writeProperties(propFile, manifestPlugin)
                     }
                     jarTask.doLast {
                         //we need to cleanup file in case we got multiple jar tasks

diff --git a/src/main/groovy/nebula/plugin/info/reporting/InfoPropertiesFile.groovy b/src/main/groovy/nebula/plugin/info/reporting/InfoPropertiesFile.groovy
@@ -18,11 +18,9 @@ package nebula.plugin.info.reporting
 
 import groovy.transform.CompileDynamic
 import nebula.plugin.info.InfoBrokerPlugin
+import org.gradle.api.DefaultTask
 import org.gradle.api.Project
-import org.gradle.api.file.RegularFile
 import org.gradle.api.file.RegularFileProperty
-import org.gradle.api.internal.ConventionTask
-import org.gradle.api.provider.Provider
 import org.gradle.api.tasks.Input
 import org.gradle.api.tasks.OutputFile
 import org.gradle.api.tasks.TaskAction
@@ -35,7 +33,7 @@ import javax.inject.Inject
  */
 @CompileDynamic
 @DisableCachingByDefault
-abstract class InfoPropertiesFile extends ConventionTask {
+abstract class InfoPropertiesFile extends DefaultTask {
     private InfoBrokerPlugin infoBrokerPlugin
 
     @Inject

diff --git a/src/main/groovy/nebula/plugin/info/reporting/InfoPropertiesFilePlugin.groovy b/src/main/groovy/nebula/plugin/info/reporting/InfoPropertiesFilePlugin.groovy
@@ -37,7 +37,9 @@ class InfoPropertiesFilePlugin implements Plugin<Project>, InfoReporterPlugin {
             manifestTask = project.tasks.register('writeManifestProperties', InfoPropertiesFile) { task ->
                 if (project.plugins.hasPlugin(BasePlugin)) {
                     BasePluginExtension baseExtension = project.extensions.getByType(BasePluginExtension)
-                    task.propertiesFile.set(project.layout.buildDirectory.file("manifest/${baseExtension.archivesName.get()}.properties"))
+                    task.propertiesFile.set(project.layout.buildDirectory.file(
+                        baseExtension.archivesName.map { name -> "manifest/${name}.properties" }
+                    ))
                 } else {
                     task.propertiesFile.set(project.layout.buildDirectory.file("manifest/info.properties"))
                 }

diff --git a/src/main/groovy/nebula/plugin/info/scm/GitScmProvider.groovy b/src/main/groovy/nebula/plugin/info/scm/GitScmProvider.groovy
@@ -67,12 +67,9 @@ class GitScmProvider extends AbstractScmProvider {
 
     @Override
     String calculateFullChange(File projectDir) {
-        boolean isHashPresent = providerFactory.environmentVariable('GIT_COMMIT').present
-        String hash
-        if (!isHashPresent) {
+        String hash = providerFactory.environmentVariable('GIT_COMMIT').getOrElse(null)
+        if (!hash) {
             hash = executeGitCommand("git", "rev-parse", "HEAD")
-        } else {
-            hash = providerFactory.environmentVariable('GIT_COMMIT').get()
         }
         return hash
     }

diff --git a/src/main/groovy/nebula/plugin/info/scm/PerforceScmProvider.groovy b/src/main/groovy/nebula/plugin/info/scm/PerforceScmProvider.groovy
@@ -43,18 +43,21 @@ class PerforceScmProvider extends AbstractScmProvider {
         // Better to check git first, since it can make a more intelligent guess
         // TODO When we can make p4java optional, we'll add a classForName check here.
         try {
-            return (providerFactory.environmentVariable('WORKSPACE').present &&  providerFactory.environmentVariable('P4CLIENT').present) || findFile(project.projectDir, providerFactory.environmentVariable('P4CONFIG').get())
+            boolean hasWorkspaceAndClient = providerFactory.environmentVariable('WORKSPACE').present &&
+                                           providerFactory.environmentVariable('P4CLIENT').present
+            boolean hasP4ConfigFile = findFile(project.projectDir, providerFactory.environmentVariable('P4CONFIG').getOrElse(null))
+            return hasWorkspaceAndClient || hasP4ConfigFile
         } catch(Exception e) {
             return false
         }
     }
 
     @Override
     String calculateModuleSource(File projectDir) {
-        String workspacePath = providerFactory.environmentVariable('WORKSPACE').present ? providerFactory.environmentVariable('WORKSPACE').get() : {
+        String workspacePath = providerFactory.environmentVariable('WORKSPACE').getOrElse(DEFAULT_WORKSPACE)
+        if (workspacePath == DEFAULT_WORKSPACE) {
             logger.info("WORKSPACE environment variable is not set. Using ${DEFAULT_WORKSPACE}")
-            DEFAULT_WORKSPACE
-        }.call()
+        }
         File workspace = new File(workspacePath)
         return calculateModuleSource(workspace, projectDir)
     }
@@ -73,7 +76,7 @@ class PerforceScmProvider extends AbstractScmProvider {
 
     @Override
     String calculateChange(File projectDir) {
-        return  providerFactory.environmentVariable('P4_CHANGELIST').get()
+        return providerFactory.environmentVariable('P4_CHANGELIST').getOrElse(null)
     }
 
     @Override
@@ -143,7 +146,9 @@ class PerforceScmProvider extends AbstractScmProvider {
         findP4Config(projectDir) // Might be noop
         if (p4configFile) {
             Properties props = new Properties()
-            props.load(new FileReader(p4configFile))
+            p4configFile.withInputStream { inputStream ->
+                props.load(inputStream)
+            }
             defaults = overrideFromMap(defaults, props as Map<String, String>)
         }
 
@@ -165,7 +170,7 @@ class PerforceScmProvider extends AbstractScmProvider {
     @PackageScope
     void findP4Config(File starting) {
         if (p4configFile == null) {
-            p4configFile = findFile(starting, providerFactory.environmentVariable('P4CONFIG').get())
+            p4configFile = findFile(starting, providerFactory.environmentVariable('P4CONFIG').getOrElse(null))
         }
     }
 }
diff --git a/src/main/groovy/nebula/plugin/info/scm/ScmInfoExtension.groovy b/src/main/groovy/nebula/plugin/info/scm/ScmInfoExtension.groovy
@@ -16,10 +16,12 @@
 
 package nebula.plugin.info.scm
 
-class ScmInfoExtension {
-    String origin
-    String source
-    String change
-    String fullChange
-    String branch
+import org.gradle.api.provider.Property
+
+abstract class ScmInfoExtension {
+    abstract Property<String> getOrigin()
+    abstract Property<String> getSource()
+    abstract Property<String> getChange()
+    abstract Property<String> getFullChange()
+    abstract Property<String> getBranch()
 }
diff --git a/src/main/groovy/nebula/plugin/info/scm/ScmInfoPlugin.groovy b/src/main/groovy/nebula/plugin/info/scm/ScmInfoPlugin.groovy
@@ -16,13 +16,10 @@
 
 package nebula.plugin.info.scm
 
-import groovy.transform.CompileDynamic
 import nebula.plugin.info.InfoBrokerPlugin
 import nebula.plugin.info.InfoCollectorPlugin
 import org.gradle.api.Plugin
 import org.gradle.api.Project
-import org.gradle.api.internal.ConventionMapping
-import org.gradle.api.internal.IConventionAware
 import org.gradle.api.provider.ProviderFactory
 
 import javax.inject.Inject
@@ -86,7 +83,7 @@ class ScmInfoPlugin implements Plugin<Project>, InfoCollectorPlugin {
     private void configureWithScmProvider(Project project) {
         ScmInfoExtension extension = project.extensions.create('scminfo', ScmInfoExtension)
         project.logger.debug("Project $project.name SCM information is being collected from provider ${selectedProvider.class.name}")
-        configureExtMappingWithScmProvider(project, extension)
+        configureExtensionFromProvider(project, extension)
         configureInfoBrokerManifest(project, extension)
     }
 
@@ -97,28 +94,24 @@ class ScmInfoPlugin implements Plugin<Project>, InfoCollectorPlugin {
     private void configureWithoutScmProvider(Project project, ScmInfoExtension scmInfoRootProjectExtension) {
         ScmInfoExtension extension = project.extensions.create('scminfo', ScmInfoExtension)
         project.logger.debug("Project $project.name SCM information is being collected from rootProject extension")
-        configureExtMappingWithoutScmProvider(project, extension, scmInfoRootProjectExtension)
+        configureExtensionFromRootProject(extension, scmInfoRootProjectExtension)
         configureInfoBrokerManifest(project, extension)
     }
 
-    @CompileDynamic
-    private void configureExtMappingWithScmProvider(Project project, ScmInfoExtension extension) {
-        ConventionMapping extMapping = ((IConventionAware) extension).getConventionMapping()
-        extMapping.origin = { selectedProvider.calculateOrigin(project) }
-        extMapping.source = { selectedProvider.calculateSource(project)?.replace(File.separatorChar, '/' as char) }
-        extMapping.change = { selectedProvider.calculateChange(project) }
-        extMapping.fullChange = { selectedProvider.calculateFullChange(project) }
-        extMapping.branch = { selectedProvider.calculateBranch(project) }
+    private void configureExtensionFromProvider(Project project, ScmInfoExtension extension) {
+        extension.origin.convention(providerFactory.provider { selectedProvider.calculateOrigin(project) })
+        extension.source.convention(providerFactory.provider { selectedProvider.calculateSource(project)?.replace(File.separatorChar, '/' as char) })
+        extension.change.convention(providerFactory.provider { selectedProvider.calculateChange(project) })
+        extension.fullChange.convention(providerFactory.provider { selectedProvider.calculateFullChange(project) })
+        extension.branch.convention(providerFactory.provider { selectedProvider.calculateBranch(project) })
     }
 
-    @CompileDynamic
-    private void configureExtMappingWithoutScmProvider(Project project, ScmInfoExtension extension, ScmInfoExtension scmInfoRootProjectExtension) {
-        ConventionMapping extMapping = ((IConventionAware) extension).getConventionMapping()
-        extMapping.origin = { scmInfoRootProjectExtension.origin }
-        extMapping.source = { scmInfoRootProjectExtension.source }
-        extMapping.change = { scmInfoRootProjectExtension.change }
-        extMapping.fullChange = { scmInfoRootProjectExtension.fullChange }
-        extMapping.branch = { scmInfoRootProjectExtension.branch }
+    private void configureExtensionFromRootProject(ScmInfoExtension extension, ScmInfoExtension scmInfoRootProjectExtension) {
+        extension.origin.convention(scmInfoRootProjectExtension.origin)
+        extension.source.convention(scmInfoRootProjectExtension.source)
+        extension.change.convention(scmInfoRootProjectExtension.change)
+        extension.fullChange.convention(scmInfoRootProjectExtension.fullChange)
+        extension.branch.convention(scmInfoRootProjectExtension.branch)
     }
 
     /**
@@ -128,11 +121,11 @@ class ScmInfoPlugin implements Plugin<Project>, InfoCollectorPlugin {
      */
     private void configureInfoBrokerManifest(Project project, ScmInfoExtension scmInfoExtension ) {
         project.plugins.withType(InfoBrokerPlugin) { InfoBrokerPlugin manifestPlugin ->
-            manifestPlugin.add(MODULE_SOURCE_PROPERTY) { scmInfoExtension.source }
-            manifestPlugin.add(MODULE_ORIGIN_PROPERTY) { scmInfoExtension.origin }
-            manifestPlugin.add(CHANGE_PROPERTY) { scmInfoExtension.change }
-            manifestPlugin.add(FULL_CHANGE_PROPERTY) { scmInfoExtension.fullChange }
-            manifestPlugin.add(BRANCH_PROPERTY) { scmInfoExtension.branch }
+            manifestPlugin.add(MODULE_SOURCE_PROPERTY) { scmInfoExtension.source.getOrNull() }
+            manifestPlugin.add(MODULE_ORIGIN_PROPERTY) { scmInfoExtension.origin.getOrNull() }
+            manifestPlugin.add(CHANGE_PROPERTY) { scmInfoExtension.change.getOrNull() }
+            manifestPlugin.add(FULL_CHANGE_PROPERTY) { scmInfoExtension.fullChange.getOrNull() }
+            manifestPlugin.add(BRANCH_PROPERTY) { scmInfoExtension.branch.getOrNull() }
         }
     }
-Original file line number
+Diff line change
@@ Expand Up / @@ -2,4 +2,5 @@ @@
     *.iml
     .gradle/
     build/
-    out/
+    out/
+    .claude/