Don't invoke signing if enableSigning==false

pipelines/build/common/openjdk_build_pipeline.groovy

@@ -1660,7 +1660,7 @@ class Build {
  repoHandler.checkoutAdoptBuild(context)
  printGitRepoInfo()
  if ((buildConfig.TARGET_OS == 'mac' || buildConfig.TARGET_OS == 'windows') && buildConfig.JAVA_TO_BUILD != 'jdk8u' && enableSigner) {
- context.println "Processing exploded build, sign JMODS, and assemble build, for platform ${buildConfig.TARGET_OS} version ${buildConfig.JAVA_TO_BUILD}"
+ context.println "Generating exploded build, sign JMODS, and assemble build, for platform ${buildConfig.TARGET_OS} version ${buildConfig.JAVA_TO_BUILD}"
  def signBuildArgs
  if (env.BUILD_ARGS != null && !env.BUILD_ARGS.isEmpty()) {
  signBuildArgs = env.BUILD_ARGS + ' --make-exploded-image' + openjdk_build_dir_arg
@@ -1689,7 +1689,7 @@ class Build {
  "${base_path}/jdk/modules/jdk.jpackage/jdk/jpackage/internal/resources/*"
 
  // Should this part be under "if (enableSigner)" instead
- //  of it being on the earlier "if" section?
+ // of it being on the earlier "if" section?
  context.node('eclipse-codesign') {
  context.println 'SXA: batable-ish 1660'
  context.sh "rm -rf ${base_path}/* || true"
@@ -2255,7 +2255,9 @@ class Build {
  try {
  // Installer job timeout managed by Jenkins job config
  buildInstaller(versionInfo)
- signInstaller(versionInfo)
+ if ( enableSigning) {
+ signInstaller(versionInfo)
+ }
  } catch (FlowInterruptedException e) {
  currentBuild.result = 'FAILURE'
  throw new Exception("[ERROR] Installer job timeout (${buildTimeouts.INSTALLER_JOBS_TIMEOUT} HOURS) has been reached OR the downstream installer job failed. Exiting...")