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/*
* Scala (https://www.scala-lang.org)
*
* Copyright EPFL and Lightbend, Inc.
*
* Licensed under Apache License 2.0
* (http://www.apache.org/licenses/LICENSE-2.0).
*
* See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*/
package scala
package compat
@deprecated("Will be removed in the future.", since = "2.13.0")
object Platform {
/** Thrown when a stack overflow occurs because a method or function recurses too deeply.
*
* On the JVM, this is a type alias for `java.lang.StackOverflowError`, which itself extends `java.lang.Error`.
* The same rules apply to catching a `java.lang.Error` as for Java, that it indicates a serious problem that a reasonable application should not try and catch.
*/
@deprecated("Use `java.lang.StackOverflowError` instead.", since = "2.13.0")
type StackOverflowError = java.lang.StackOverflowError
/** This is a type alias for `java.util.ConcurrentModificationException`,
* which may be thrown by methods that detect an invalid modification of an object.
* For example, many common collection types do not allow modifying a collection
* while it is being iterated over.
*/
@deprecated("Use `java.util.ConcurrentModificationException` instead.", since = "2.13.0")
type ConcurrentModificationException = java.util.ConcurrentModificationException
/** Copies `length` elements of array `src` starting at position `srcPos` to the
* array `dest` starting at position `destPos`. If `src`==`dest`, the copying will
* behave as if the elements copied from `src` were first copied to a temporary
* array before being copied back into the array at the destination positions.
*
* @param src A non-null array as source for the copy.
* @param srcPos The starting index in the source array.
* @param dest A non-null array as destination for the copy.
* @param destPos The starting index in the destination array.
* @param length The number of elements to be copied.
* @throws java.lang.NullPointerException If either `src` or `dest` are `null`.
* @throws java.lang.ArrayStoreException If either `src` or `dest` are not of type
* [java.lang.Array]; or if the element type of `src` is not
* compatible with that of `dest`.
* @throws java.lang.IndexOutOfBoundsException If either `srcPos` or `destPos` are
* outside of the bounds of their respective arrays; or if `length`
* is negative; or if there are less than `length` elements available
* after `srcPos` or `destPos` in `src` and `dest` respectively.
*/
@inline
@deprecated("Use `java.lang.System#arraycopy` instead.", since = "2.13.0")
def arraycopy(src: AnyRef, srcPos: Int, dest: AnyRef, destPos: Int, length: Int): Unit = {
System.arraycopy(src, srcPos, dest, destPos, length)
}
/** Creates a new array of the specified type and given length.
*
* Note that if `elemClass` is a subclass of [[scala.AnyVal]] then the returned value is an Array of the corresponding java primitive type.
* For example, the following code `scala.compat.Platform.createArray(classOf[Int], 4)` returns an array of the java primitive type `int`.
*
* For a [[scala.AnyVal]] array, the values of the array are set to 0 for ''numeric value types'' ([[scala.Double]], [[scala.Float]], [[scala.Long]], [[scala.Int]], [[scala.Char]],
* [[scala.Short]], and [[scala.Byte]]), and `false` for [[scala.Boolean]]. Creation of an array of type [[scala.Unit]] is not possible.
*
* For subclasses of [[scala.AnyRef]], the values of the array are set to `null`.
*
* The caller must cast the returned value to the correct type.
*
* @example {{{
* val a = scala.compat.Platform.createArray(classOf[Int], 4).asInstanceOf[Array[Int]] // returns Array[Int](0, 0, 0, 0)
* }}}
*
* @param elemClass the `Class` object of the component type of the array
* @param length the length of the new array.
* @return an array of the given component type as an `AnyRef`.
* @throws java.lang.NullPointerException If `elemClass` is `null`.
* @throws java.lang.IllegalArgumentException if componentType is [[scala.Unit]] or `java.lang.Void.TYPE`
* @throws java.lang.NegativeArraySizeException if the specified length is negative
*/
@inline
@deprecated("Use `java.lang.reflect.Array#newInstance` instead.", since = "2.13.0")
def createArray(elemClass: Class[_], length: Int): AnyRef =
java.lang.reflect.Array.newInstance(elemClass, length)
/** Assigns the value of 0 to each element in the array.
* @param arr A non-null Array[Int].
* @throws java.lang.NullPointerException If `arr` is `null`.
*/
@inline
@deprecated("Use `java.util.Arrays#fill` instead.", since = "2.13.0")
def arrayclear(arr: Array[Int]): Unit = { java.util.Arrays.fill(arr, 0) }
/** Returns the `Class` object associated with the class or interface with the given string name using the current `ClassLoader`.
* On the JVM, invoking this method is equivalent to: `java.lang.Class.forName(name)`
*
* For more information, please see the Java documentation for [[java.lang.Class]].
*
* @param name the fully qualified name of the desired class.
* @return the `Class` object for the class with the specified name.
* @throws java.lang.LinkageError if the linkage fails
* @throws java.lang.ExceptionInInitializerError if the initialization provoked by this method fails
* @throws java.lang.ClassNotFoundException if the class cannot be located
* @example {{{
* val a = scala.compat.Platform.getClassForName("java.lang.Integer") // returns the Class[_] for java.lang.Integer
* }}}
*/
@inline
@deprecated("Use `java.lang.Class#forName` instead.", since = "2.13.0")
def getClassForName(name: String): Class[_] = java.lang.Class.forName(name)
/** The default line separator.
*
* On the JVM, this is equivalent to calling the method:
* `java.lang.System.lineSeparator`
*/
@deprecated("Use `java.lang.System#lineSeparator` instead.", since = "2.13.0")
val EOL: String = System.lineSeparator
/** The current time in milliseconds. The time is counted since 1 January 1970
* UTC.
*
* Note that the operating system timer used to obtain this value may be less
* precise than a millisecond.
*/
@inline
@deprecated("Use `java.lang.System#currentTimeMillis` instead.", since = "2.13.0")
def currentTime: Long = System.currentTimeMillis()
/** Runs the garbage collector.
*
* This is a request that the underlying JVM runs the garbage collector.
* The results of this call depends heavily on the JVM used.
* The underlying JVM is free to ignore this request.
*/
@inline
@deprecated("Use `java.lang.System#gc` instead.", since = "2.13.0")
def collectGarbage(): Unit = System.gc()
/** The name of the default character set encoding as a string */
@inline
@deprecated("Use `java.nio.charset.Charset.defaultCharset#name` instead.", since = "2.13.0")
def defaultCharsetName: String = java.nio.charset.Charset.defaultCharset.name
}
