Minor: ProcessUtilities clean up (#3533)

client/rpc/src/integration-test/kotlin/net/corda/client/rpc/CordaRPCClientTest.kt

@@ -35,7 +35,6 @@ import org.junit.After
 import org.junit.Before
 import org.junit.Test
 import rx.subjects.PublishSubject
-import java.io.File.pathSeparator
 import java.net.URLClassLoader
 import java.nio.file.Paths
 import java.util.*
@@ -231,15 +230,12 @@ class CordaRPCClientTest : NodeBasedTest(listOf("net.corda.finance")) {
     @Test
     fun `additional class loader used by WireTransaction when it deserialises its components`() {
         val financeLocation = Cash::class.java.location.toPath().toString()
-        val classpathWithoutFinance = ProcessUtilities.defaultClassPath
-                .split(pathSeparator)
-                .filter { financeLocation !in it }
-                .joinToString(pathSeparator)
+        val classPathWithoutFinance = ProcessUtilities.defaultClassPath.filter { financeLocation !in it }
 
         // Create a Cash.State object for the StandaloneCashRpcClient to get
         node.services.startFlow(CashIssueFlow(100.POUNDS, OpaqueBytes.of(1), identity), InvocationContext.shell()).flatMap { it.resultFuture }.getOrThrow()
         val outOfProcessRpc = ProcessUtilities.startJavaProcess<StandaloneCashRpcClient>(
-                classpath = classpathWithoutFinance,
+                classPath = classPathWithoutFinance,
                 arguments = listOf(node.internals.configuration.rpcOptions.address.toString(), financeLocation)
         )
         assertThat(outOfProcessRpc.waitFor()).isZero()  // i.e. no exceptions were thrown

samples/irs-demo/src/integration-test/kotlin/net/corda/irs/IRSDemoTest.kt

@@ -56,20 +56,18 @@ class IRSDemoTest {
                 isDebug = true,
                 extraCordappPackagesToScan = listOf("net.corda.irs")
         )) {
-            val (nodeA, nodeB) = listOf(
+            val (controller, nodeA, nodeB) = listOf(
+                    defaultNotaryNode,
                     startNode(providedName = DUMMY_BANK_A_NAME, rpcUsers = rpcUsers),
                     startNode(providedName = DUMMY_BANK_B_NAME, rpcUsers = rpcUsers),
                     startNode(providedName = CordaX500Name("Regulator", "Moscow", "RU"))
             ).map { it.getOrThrow() }
-            val controller = defaultNotaryNode.getOrThrow()
 
             log.info("All nodes started")
 
-            val controllerAddrFuture = startSpringBootWebapp(IrsDemoWebApplication::class.java, controller, "/api/irs/demodate")
-            val nodeAAddrFuture = startSpringBootWebapp(IrsDemoWebApplication::class.java, nodeA, "/api/irs/demodate")
-            val nodeBAddrFuture = startSpringBootWebapp(IrsDemoWebApplication::class.java, nodeB, "/api/irs/demodate")
-            val (controllerAddr, nodeAAddr, nodeBAddr) =
-                    listOf(controllerAddrFuture, nodeAAddrFuture, nodeBAddrFuture).map { it.getOrThrow().listenAddress }
+            val (controllerAddr, nodeAAddr, nodeBAddr) = listOf(controller, nodeA, nodeB).map {
+                startSpringBootWebapp(IrsDemoWebApplication::class.java, it, "/api/irs/demodate")
+            }.map { it.getOrThrow().listenAddress }
 
             log.info("All webservers started")
 

samples/irs-demo/src/integration-test/kotlin/net/corda/test/spring/SpringDriver.kt

@@ -74,16 +74,14 @@ data class SpringBootDriverDSL(private val driverDSL: DriverDSLImpl) : InternalD
     }
 
     private fun startApplication(handle: NodeHandle, debugPort: Int?, clazz: Class<*>): Process {
-        val className = clazz.canonicalName
-        return ProcessUtilities.startJavaProcessImpl(
-                className = className, // cannot directly get class for this, so just use string
+        return ProcessUtilities.startJavaProcess(
+                className = clazz.canonicalName, // cannot directly get class for this, so just use string
                 jdwpPort = debugPort,
                 extraJvmArguments = listOf(
                         "-Dname=node-${handle.p2pAddress}-webserver",
                         "-Djava.io.tmpdir=${System.getProperty("java.io.tmpdir")}"
                         // Inherit from parent process
                 ),
-                classpath = ProcessUtilities.defaultClassPath,
                 workingDirectory = handle.baseDirectory,
                 arguments = listOf(
                         "--base-directory", handle.baseDirectory.toString(),
@@ -91,8 +89,7 @@ data class SpringBootDriverDSL(private val driverDSL: DriverDSLImpl) : InternalD
                         "--corda.host=${handle.rpcAddress}",
                         "--corda.user=${handle.rpcUsers.first().username}",
                         "--corda.password=${handle.rpcUsers.first().password}"
-                ),
-                maximumHeapSize = null
+                )
         )
     }
-}
+}

testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/DriverDSLImpl.kt

@@ -24,7 +24,6 @@ import net.corda.core.utilities.getOrThrow
 import net.corda.core.utilities.millis
 import net.corda.node.NodeRegistrationOption
 import net.corda.node.VersionInfo
-import net.corda.node.internal.ConfigurationException
 import net.corda.node.internal.Node
 import net.corda.node.internal.StartedNode
 import net.corda.node.services.Permissions
@@ -838,7 +837,7 @@ class DriverDSLImpl(
                 it += extraCmdLineFlag
             }.toList()
 
-            return ProcessUtilities.startCordaProcess(
+            return ProcessUtilities.startJavaProcess(
                     className = "net.corda.node.Corda", // cannot directly get class for this, so just use string
                     arguments = arguments,
                     jdwpPort = debugPort,
@@ -851,13 +850,12 @@ class DriverDSLImpl(
         private fun startWebserver(handle: NodeHandleInternal, debugPort: Int?, maximumHeapSize: String): Process {
             val className = "net.corda.webserver.WebServer"
             writeConfig(handle.baseDirectory, "web-server.conf", handle.toWebServerConfig())
-            return ProcessUtilities.startCordaProcess(
+            return ProcessUtilities.startJavaProcess(
                     className = className, // cannot directly get class for this, so just use string
                     arguments = listOf("--base-directory", handle.baseDirectory.toString()),
                     jdwpPort = debugPort,
                     extraJvmArguments = listOf("-Dname=node-${handle.p2pAddress}-webserver") +
                             inheritFromParentProcess().map { "-D${it.first}=${it.second}" },
-                    workingDirectory = null,
                     maximumHeapSize = maximumHeapSize
             )
         }

testing/node-driver/src/main/kotlin/net/corda/testing/node/internal/ProcessUtilities.kt

@@ -1,40 +1,32 @@
 package net.corda.testing.node.internal
 
 import net.corda.core.internal.div
+import java.io.File
 import java.nio.file.Path
 
 object ProcessUtilities {
     inline fun <reified C : Any> startJavaProcess(
             arguments: List<String>,
-            classpath: String = defaultClassPath,
+            classPath: List<String> = defaultClassPath,
+            workingDirectory: Path? = null,
             jdwpPort: Int? = null,
-            extraJvmArguments: List<String> = emptyList()
+            extraJvmArguments: List<String> = emptyList(),
+            maximumHeapSize: String? = null
     ): Process {
-        return startJavaProcessImpl(C::class.java.name, arguments, classpath, jdwpPort, extraJvmArguments, null, null)
+        return startJavaProcess(C::class.java.name, arguments, classPath, workingDirectory, jdwpPort, extraJvmArguments, maximumHeapSize)
     }
 
-    fun startCordaProcess(
+    fun startJavaProcess(
             className: String,
             arguments: List<String>,
-            jdwpPort: Int?,
-            extraJvmArguments: List<String>,
-            workingDirectory: Path?,
-            maximumHeapSize: String
-    ): Process {
-        return startJavaProcessImpl(className, arguments, defaultClassPath, jdwpPort, extraJvmArguments, workingDirectory, maximumHeapSize)
-    }
-
-    fun startJavaProcessImpl(
-            className: String,
-            arguments: List<String>,
-            classpath: String,
-            jdwpPort: Int?,
-            extraJvmArguments: List<String>,
-            workingDirectory: Path?,
-            maximumHeapSize: String?
+            classPath: List<String> = defaultClassPath,
+            workingDirectory: Path? = null,
+            jdwpPort: Int? = null,
+            extraJvmArguments: List<String> = emptyList(),
+            maximumHeapSize: String? = null
     ): Process {
         val command = mutableListOf<String>().apply {
-            add((System.getProperty("java.home") / "bin" / "java").toString())
+            add(javaPath)
             (jdwpPort != null) && add("-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=$jdwpPort")
             if (maximumHeapSize != null) add("-Xmx$maximumHeapSize")
             add("-XX:+UseG1GC")
@@ -44,7 +36,7 @@ object ProcessUtilities {
         }
         return ProcessBuilder(command).apply {
             inheritIO()
-            environment()["CLASSPATH"] = classpath
+            environment()["CLASSPATH"] = classPath.joinToString(File.pathSeparator)
             if (workingDirectory != null) {
                 redirectError((workingDirectory / "$className.stderr.log").toFile())
                 redirectOutput((workingDirectory / "$className.stdout.log").toFile())
@@ -53,5 +45,7 @@ object ProcessUtilities {
         }.start()
     }
 
-    val defaultClassPath: String get() = System.getProperty("java.class.path")
+    private val javaPath = (System.getProperty("java.home") / "bin" / "java").toString()
+
+    val defaultClassPath: List<String> = System.getProperty("java.class.path").split(File.pathSeparator)
 }