mirror of https://github.com/sbt/sbt.git
33 lines
1.1 KiB
Scala
33 lines
1.1 KiB
Scala
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import sbt._
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import Keys._
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import sbt.IO
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import java.io.File
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object Util {
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def versionLine(version: String): String = "version=" + version
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def containsVersion(propFile: File, version: String): Boolean = IO.read(propFile).contains(versionLine(version))
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def lastCompilationTime(analysis: sbt.inc.Analysis): Long =
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{
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val lastCompilation = analysis.compilations.allCompilations.lastOption
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lastCompilation.map(_.startTime) getOrElse 0L
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}
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def generateVersionFile(version: String, dir: File, s: TaskStreams, analysis: sbt.inc.Analysis): Seq[File] =
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{
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import java.util.{ Date, TimeZone }
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val formatter = new java.text.SimpleDateFormat("yyyyMMdd'T'HHmmss")
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formatter.setTimeZone(TimeZone.getTimeZone("GMT"))
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val timestamp = formatter.format(new Date)
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val content = versionLine(version) + "\ntimestamp=" + timestamp
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val f = dir / "xsbt.version.properties"
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if (!f.exists || f.lastModified < lastCompilationTime(analysis) || !containsVersion(f, version)) {
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s.log.info("Writing version information to " + f + " :\n" + content)
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IO.write(f, content)
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}
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f :: Nil
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}
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}
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