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Expand —init to files and URL’s.

This commit is contained in:
Cedric Beust 2017-02-16 15:31:37 -08:00
parent d583eb0066
commit 832c602563
4 changed files with 89 additions and 49 deletions

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@ -0,0 +1,60 @@
package com.beust.kobalt.api
import com.beust.kobalt.Args
import com.beust.kobalt.misc.KFiles
import com.beust.kobalt.misc.kobaltLog
import java.io.File
import java.io.FileInputStream
import java.io.FileOutputStream
import java.io.IOException
import java.net.URL
import java.util.jar.JarInputStream
/**
* Base class for templates that simply decompress a jar file found on the classpath to generate their project.
*/
interface InputStreamJarTemplate : ITemplate {
val inputStream: JarInputStream
override fun generateTemplate(args: Args, classLoader: ClassLoader) {
extractFile(inputStream, File("."))
}
private fun extractFile(ins: JarInputStream, destDir: File) {
var entry = ins.nextEntry
while (entry != null) {
val f = File(destDir.path + File.separator + entry.name)
if (entry.isDirectory) {
f.mkdir()
entry = ins.nextEntry
continue
}
kobaltLog(2, " Extracting: $entry to ${f.absolutePath}")
FileOutputStream(f).use { fos ->
KFiles.copy(ins, fos)
}
entry = ins.nextEntry
}
}
}
abstract class ResourceJarTemplate(val jarName: String, val classLoader: ClassLoader) : InputStreamJarTemplate {
override val inputStream = JarInputStream(classLoader.getResource(jarName).openConnection().inputStream)
}
abstract class FileJarTemplate(val fileName: String, val classLoader: ClassLoader) : InputStreamJarTemplate {
override val inputStream = JarInputStream(FileInputStream(File(fileName)))
}
abstract class HttpJarTemplate(val url: String, val classLoader: ClassLoader) : InputStreamJarTemplate {
override val inputStream : JarInputStream
get() {
try {
val result = URL(url).openConnection().inputStream
return JarInputStream(result)
} catch(ex: IOException) {
throw IllegalArgumentException("Couldn't connect to $url")
}
}
}

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@ -1,41 +0,0 @@
package com.beust.kobalt.api
import com.beust.kobalt.Args
import com.beust.kobalt.misc.KFiles
import com.beust.kobalt.misc.kobaltLog
import java.io.File
import java.io.FileOutputStream
import java.util.jar.JarInputStream
/**
* Base class for templates that simply decompress a jar file to generate their project.
*/
abstract class JarTemplate(val jarName: String) : ITemplate {
companion object {
fun extractFile(ins: JarInputStream, destDir: File) {
var entry = ins.nextEntry
while (entry != null) {
val f = File(destDir.path + File.separator + entry.name)
if (entry.isDirectory) {
f.mkdir()
entry = ins.nextEntry
continue
}
kobaltLog(2, "Extracting: $entry to ${f.absolutePath}")
FileOutputStream(f).use { fos ->
KFiles.copy(ins, fos)
}
entry = ins.nextEntry
}
}
}
override fun generateTemplate(args: Args, classLoader: ClassLoader) {
kobaltLog(2, "Generating template with class loader $classLoader")
val destDir = File(".")
val ins = JarInputStream(classLoader.getResource(jarName).openConnection().inputStream)
extractFile(ins, destDir)
}
}

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@ -1,7 +1,7 @@
package com.beust.kobalt.app
import com.beust.kobalt.api.ITemplateContributor
import com.beust.kobalt.api.JarTemplate
import com.beust.kobalt.api.ResourceJarTemplate
import com.beust.kobalt.plugin.KobaltPlugin
/**
@ -12,7 +12,9 @@ class KobaltPluginTemplate : ITemplateContributor {
val NAME = "kobaltPlugin"
}
val pluginTemplate = object: JarTemplate(ITemplateContributor.DIRECTORY_NAME + "/$NAME/$NAME.jar") {
val pluginTemplate = object: ResourceJarTemplate(
ITemplateContributor.DIRECTORY_NAME + "/$NAME/$NAME.jar",
this::class.java.classLoader) {
override val templateDescription = "Generate a sample Kobalt plug-in project"
override val templateName = NAME

View file

@ -1,6 +1,8 @@
package com.beust.kobalt.app
import com.beust.kobalt.Args
import com.beust.kobalt.api.FileJarTemplate
import com.beust.kobalt.api.HttpJarTemplate
import com.beust.kobalt.api.ITemplate
import com.beust.kobalt.internal.PluginInfo
import com.beust.kobalt.misc.kobaltLog
@ -22,14 +24,31 @@ class ProjectGenerator @Inject constructor(val pluginInfo: PluginInfo){
}
args.templates?.split(',')?.forEach { templateName ->
val template = map[templateName]
if (template != null) {
val finalTemplate: ITemplate? = map[templateName]
?: if (File(templateName).exists()) {
kobaltLog(2, "Found a template jar file at $templateName, extracting it")
object : FileJarTemplate(templateName, classLoader) {
override val templateDescription = "Extract jar template from file"
override val templateName = "File template"
override val pluginName = ""
}
} else if (templateName.startsWith("http://") || templateName.startsWith("https://")) {
object : HttpJarTemplate(templateName, classLoader) {
override val templateDescription = "Extract jar template from HTTP"
override val templateName = "HTTP template"
override val pluginName = ""
}
} else {
warn("Couldn't find any template named $templateName")
null
}
finalTemplate?.let {
kobaltLog(2, "Running template $templateName")
template.generateTemplate(args, classLoader)
it.generateTemplate(args, classLoader)
kobaltLog(1, "\n\nTemplate \"$templateName\" installed")
kobaltLog(1, template.instructions)
} else {
warn("Couldn't find any template named $templateName")
kobaltLog(1, finalTemplate.instructions)
}
}
}