org.ekrich.config.impl.ConfigNodeRoot.scala Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of sconfig_sjs1.0-RC2_2.13 Show documentation
Configuration library for Scala using HOCON files
The newest version!
package org.ekrich.config.impl

import java.{util => ju}
import scala.jdk.CollectionConverters._
import org.ekrich.config.ConfigException
import org.ekrich.config.ConfigOrigin
import org.ekrich.config.ConfigSyntax

final class ConfigNodeRoot private[impl] (
    _children: ju.Collection[AbstractConfigNode],
    val origin: ConfigOrigin
) extends ConfigNodeComplexValue(_children) {
  override def newNode(nodes: ju.Collection[AbstractConfigNode]) =
    throw new ConfigException.BugOrBroken("Tried to indent the root object")

  private[impl] def value: ConfigNodeComplexValue =
    children.asScala.find(node => node.isInstanceOf[ConfigNodeComplexValue]) match {
      case Some(node) => node.asInstanceOf[ConfigNodeComplexValue]
      case None =>
        throw new ConfigException.BugOrBroken(
          "ConfigNodeRoot did not contain a value"
        )
    }

  private[impl] def setValue(
      desiredPath: String,
      value: AbstractConfigNodeValue,
      flavor: ConfigSyntax
  ): ConfigNodeRoot = {
    val childrenCopy =
      new ju.ArrayList[AbstractConfigNode](children)
    var i = 0
    while (i < childrenCopy.size) {
      val node = childrenCopy.get(i)
      if (node.isInstanceOf[ConfigNodeComplexValue])
        if (node.isInstanceOf[ConfigNodeArray])
          throw new ConfigException.WrongType(
            origin,
            "The ConfigDocument had an array at the root level, and values cannot be modified inside an array."
          )
        else if (node.isInstanceOf[ConfigNodeObject]) {
          if (value == null)
            childrenCopy.set(
              i,
              node
                .asInstanceOf[ConfigNodeObject]
                .removeValueOnPath(desiredPath, flavor)
            )
          else
            childrenCopy.set(
              i,
              node
                .asInstanceOf[ConfigNodeObject]
                .setValueOnPath(desiredPath, value, flavor)
            )
          return new ConfigNodeRoot(childrenCopy, origin)
        }
      i += 1
    }
    throw new ConfigException.BugOrBroken(
      "ConfigNodeRoot did not contain a value"
    )
  }
  private[impl] def hasValue(desiredPath: String): Boolean = {
    val path = PathParser.parsePath(desiredPath)
    val childrenCopy =
      new ju.ArrayList[AbstractConfigNode](children)
    var i = 0
    while (i < childrenCopy.size) {
      val node = childrenCopy.get(i)
      if (node.isInstanceOf[ConfigNodeComplexValue])
        if (node.isInstanceOf[ConfigNodeArray])
          throw new ConfigException.WrongType(
            origin,
            "The ConfigDocument had an array at the root level, and values cannot be modified inside an array."
          )
        else if (node.isInstanceOf[ConfigNodeObject])
          return node.asInstanceOf[ConfigNodeObject].hasValue(path)

      i += 1
    }
    throw new ConfigException.BugOrBroken(
      "ConfigNodeRoot did not contain a value"
    )
  }
}