Manifest.mfを解析する

manifest.groovy

@Grapes(
	@Grab(group='org.apache.ivy', module='ivy', version='2.3.0')
)

import org.apache.ivy.osgi.core.BundleInfo
import org.apache.ivy.osgi.core.ManifestParser


def root = /./ as File


def finder = new Finder()
finder.deepFind(root)
finder.analyze()
println finder.getDefines()
println finder.getDefines().size()


class Finder {
    private static final manifestFilter = { it.isDirectory() && new File(it, 'META-INF/MANIFEST.MF').exists()} as FileFilter
    private static final jardescFilter = { it.isFile() && it.name.equals('.jardesc') } as FileFilter

    def projects = new ArrayList<Project>()

    def deepFind(File dir) {
        find(dir)
        dir.listFiles({it.isDirectory()} as FileFilter).each { deepFind(it) }
    }

    private void find(File dir) {
        dir.listFiles(manifestFilter).each { projects << new EclipsePluginProject(it.name, new File(it, 'META-INF/MANIFEST.MF')) }
        dir.listFiles(jardescFilter).each { projects << new JavaProject(it.name, new File(it, '.jardesc')) }
    }

    def analyze(){
        projects.each { it.analyze() }
    }

    def getDefines() {
        return projects.collect { it.toString() }
    }
}

interface Project {
    public void analyze()
    public String toString()
}

class JavaProject implements Project {
    def name
    def jardescFile

    def JavaProject(String name, File jardesc) {
        this.name = name
        this.jardescFile = jardesc
    }

    public void analyze() {
    }

    public String toString() {
        def builder = new StringBuilder()
        // name
        builder.append(this.name).append(',')
        // jar name
        
        return builder.toString()
    }
}

class EclipsePluginProject implements Project {
    def name
    def manifestFile
    def bundleInfo

    def EclipsePluginProject(String name, File manifest) {
        this.name = name
        this.manifestFile = manifest
    }

    public void analyze() {
        this.manifestFile.eachLine { line ->
          if(line.startsWith('Bundle-Name: ')) { println line }
        }
        this.bundleInfo = ManifestParser.parseManifest(this.manifestFile)        
    }

    // plugin name, description, symbolic name, version
    public String toString() {
        def builder = new StringBuilder()
        // plugin name
        builder.append(this.bundleInfo.getPresentationName()).append(',')
        // description
        builder.append(this.bundleInfo.getDescription()).append(',')
        // symbolic name
        builder.append(this.bundleInfo.getSymbolicName()).append(',')
        // version
        builder.append(this.bundleInfo.getVersion())

        return builder.toString()
    }
}