Object

sclib.io

net

Related Doc: package io

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object net

fetch a file from a given url

to get a java.net.URL handle, use: url(s: String): Try[URL]

Example:

  1. get a url handle
    scala: import sclib.io.net._
scala: url("http://example.com")
scala.util.Try[java.net.URL] = Success(http://example.com)
scala: url("example.com")
scala.util.Try[java.net.URL] = Failure(java.net.MalformedURLException: no protocol: example.com)
    download a file
    scala: import sclib.io.net._
scala: import sclib.io.fs._
scala: for {
     |    url <- url("http://example.com")         // save way to get a 'java.net.URL'
     |    local <- url.fetch(file("example.com"))  // download the url-content
     |    content <- local.slurp                   // read the local copy
     |    _ <- local.delete()                      // delete the local copy
     |  } yield content.take(20)
res0: scala.util.Try[String] = Success(<!doctype html>
      <htm)
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  1. implicit class urlFetcher extends AnyRef

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    add the 'fetch' method to a java.net.URL instance

Value Members

  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  6. final def eq(arg0: AnyRef): Boolean

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  7. def equals(arg0: Any): Boolean

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  8. def finalize(): Unit

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  9. final def getClass(): Class[_]

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  10. def hashCode(): Int

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  11. final def isInstanceOf[T0]: Boolean

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  12. final def ne(arg0: AnyRef): Boolean

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  13. final def notify(): Unit

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  14. final def notifyAll(): Unit

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  15. final def synchronized[T0](arg0: ⇒ T0): T0

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  16. def toString(): String

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  17. def url(s: String): Try[URL]

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    save constructor for java.net.URL

  18. final def wait(): Unit

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  19. final def wait(arg0: Long, arg1: Int): Unit

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  20. final def wait(arg0: Long): Unit

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