Add maven publish task

Signed-off-by: Paolo Di Tommaso <[email protected]>

Author: pditommaso

README.md

@@ -160,3 +160,14 @@ The `CSVREAD` function provided by the H2 database engine allows you to query an
 Like all dataflow operators in Nextflow, the operators provided by this plugin are executed asynchronously.
 
 In particular, data inserted using the `sqlInsert` operator is *not* guaranteed to be available to any subsequent queries using the `fromQuery` operator, as it is not possible to make a channel factory operation dependent on some upstream operation.
+
+
+## Developtment 
+
+#### Publish artifacts to Maven repo 
+
+Use the following command: 
+
+```
+./gradlew plugins:nf-sqldb:publishMavenPublicationToMavenRepository
+```

plugins/build.gradle

@@ -60,6 +60,7 @@ subprojects {
     apply plugin: 'java'
     apply plugin: 'groovy'
     apply plugin: 'io.nextflow.nf-build-plugin'
+    apply plugin: 'maven-publish'
 
     repositories {
         mavenLocal()
@@ -153,6 +154,33 @@ subprojects {
     }
 
     task upload(dependsOn: [uploadPlugin] ) { }
+
+    /*
+     * publish jars maven repo on S3
+     */
+    ext.aws_access_key_id = project.findProperty('aws_access_key_id') ?: System.getenv('AWS_ACCESS_KEY_ID')
+    ext.aws_secret_access_key = project.findProperty('aws_secret_access_key') ?: System.getenv('AWS_SECRET_ACCESS_KEY')
+    ext.publishRepoUrl = project.findProperty('publish_repo_url') ?: System.getenv('PUBLISH_REPO_URL') ?: ( version.endsWith('-SNAPSHOT') ? "s3://maven.seqera.io/snapshots" : "s3://maven.seqera.io/releases" )
+
+    publishing {
+        publications {
+            maven(MavenPublication) {
+                from components.java
+                suppressPomMetadataWarningsFor('testFixturesApiElements')
+                suppressPomMetadataWarningsFor('testFixturesRuntimeElements')
+            }
+        }
+        repositories {
+            maven {
+                url = publishRepoUrl
+                credentials(AwsCredentials) {
+                    // keys are defined in the `gradle.properties` file
+                    accessKey aws_access_key_id
+                    secretKey aws_secret_access_key
+                }
+            }
+        }
+    }
 }
 
 /*