FINERACT-1926: Minor fixes with module static weaving

fineract-investor/build.gradle

@@ -23,6 +23,25 @@ apply plugin: 'eclipse'
 
 check.dependsOn('cucumber')
 
+compileJava.doLast {
+    def mainSS = sourceSets.main
+    def source = mainSS.java.classesDirectory.get()
+    copy {
+        from file("src/main/resources/jpa/investor/persistence.xml")
+        into "${source}/META-INF/"
+    }
+    javaexec {
+        description = 'Performs EclipseLink static weaving of entity classes'
+        def target = source
+        main 'org.eclipse.persistence.tools.weaving.jpa.StaticWeave'
+        args '-persistenceinfo', source, '-classpath', sourceSets.main.runtimeClasspath, source, target
+        classpath sourceSets.main.runtimeClasspath
+    }
+    delete {
+        delete "${source}/META-INF/persistence.xml"
+    }
+}
+
 // Configuration for Swagger documentation generation task
 // https://github.com/swagger-api/swagger-core/tree/master/modules/swagger-gradle-plugin
 import org.apache.tools.ant.filters.ReplaceTokens