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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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60
modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/api/InputStreamJarTemplate.kt Normal file
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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")
}
}
}

41
modules/kobalt-plugin-api/src/main/kotlin/com/beust/kobalt/api/JarTemplate.kt
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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)
}
}