Get generated build info path for maven modules (#263)

build/maven.go

@@ -43,6 +43,8 @@ type MavenModule struct {
 	extractorDetails *extractorDetails
 	// A pipe to write the maven extractor output to.
 	outputWriter io.Writer
+	// Path to the build info temp file that will be generated by the maven extractor.
+	buildInfoPath string
 }
 
 // Maven extractor is the engine for calculating the project dependencies.
@@ -111,6 +113,12 @@ func (mm *MavenModule) SetMavenOpts(mavenOpts ...string) {
 	mm.extractorDetails.mavenOpts = mavenOpts
 }
 
+// Returns the path to the build info generated by the maven extractor.
+// This file is a tempfile that can be consumed to generated a build info object.
+func (mm *MavenModule) GetGeneratedBuildInfoPath() string {
+	return mm.buildInfoPath
+}
+
 func (mm *MavenModule) createMvnRunConfig() (*mvnRunConfig, error) {
 	var javaExecPath string
 	mavenHome, err := mm.loadMavenHome()
@@ -133,11 +141,11 @@ func (mm *MavenModule) createMvnRunConfig() (*mvnRunConfig, error) {
 	if len(plexusClassworlds) != 1 {
 		return nil, errors.New("couldn't find plexus-classworlds-x.x.x.jar in Maven installation path, please check M2_HOME environment variable")
 	}
-	buildInfoPath, err := createEmptyBuildInfoFile(mm.containingBuild)
+	mm.buildInfoPath, err = createEmptyBuildInfoFile(mm.containingBuild)
 	if err != nil {
 		return nil, err
 	}
-	extractorProps, err := utils.CreateExtractorPropsFile(mm.extractorDetails.propsDir, buildInfoPath, mm.containingBuild.buildName, mm.containingBuild.buildNumber, mm.containingBuild.buildTimestamp, mm.containingBuild.projectKey, mm.extractorDetails.props)
+	extractorProps, err := utils.CreateExtractorPropsFile(mm.extractorDetails.propsDir, mm.buildInfoPath, mm.containingBuild.buildName, mm.containingBuild.buildNumber, mm.containingBuild.buildTimestamp, mm.containingBuild.projectKey, mm.extractorDetails.props)
 	if err != nil {
 		return nil, err
 	}