ideal • runtime • resources • base_resource

Implement resource identifier associated with a resource_store and a path.

class base resource identifier

extends debuggable

implements resource identifier

private resource store the resource store

private string the scheme

private immutable list[string] path

this • the resource store = the resource store

this • the scheme = the scheme

this • path = path

override base resource identifier parent()

parent path size : path • size - 1

if parent path size is nonnegative

parent path : path • slice(0, parent path size)

return base resource identifier • new(the resource store, the scheme, path • slice(0, parent path size))

else

return this

implement string scheme => the scheme

implement string or null host()

if path • size > 2 && path[0] • is empty && path[1] • is empty

return path[2]

else

return missing • instance

override boolean exists()

return the resource store • exists(the scheme, path)

return string resource • new(this, options)

override resource catalog access catalog()

return base resource catalog • new(the resource store, the scheme, path)

override string to string()

return the resource store • build name(the scheme, path)

private class string resource

implements resource[string], reference[string]

private base resource identifier the identifier

private access option or null options

this • the identifier = the identifier

this • options = options

override reference[string] content()

return this

override string get()

override void set(string new value)

if options is make catalog option && the identifier • path • size > 1

override string to string => the identifier • to string()