indexing
description: "Stream of data stored in non Eiffel memory"
legal: "See notice at end of class."
status: "See notice at end of class."
date: "$Date: 2006-08-22 15:35:21 -0700 (Tue, 22 Aug 2006) $"
revision: "$Revision: 62877 $"
class interface
MEMORY_STREAM
create
make (a_size: INTEGER_32)
`a_size'
require
valid_size: a_size >= 0
ensure
non_void_area: area /= default_pointer
capacity_set: capacity = a_size
is_resizable_set: is_resizable
make_from_pointer (an_area: POINTER; a_size: INTEGER_32)
`an_area'`a_size'
`an_area'
require
an_area_not_null: an_area /= default_pointer
valid_size: a_size >= 0
ensure
non_void_area: area /= default_pointer
capacity_set: capacity = a_size
is_resizable_set: not is_resizable
feature
area: POINTER
ensure
non_void_area: Result /= default_pointer
capacity: INTEGER_32
count: INTEGER_32
generating_type: STRING_8
ANY
generator: STRING_8
ANY
item alias "[]" (i: INTEGER_32): INTEGER_8 assign put
`i'
MEMORY_STREAMinfix "@"
require
valid_index: valid_index (i)
infix "@" (i: INTEGER_32): INTEGER_8 assign put
`i'
MEMORY_STREAMitem
require
valid_index: valid_index (i)
feature
frozen deep_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
shallow_implies_deep: standard_equal (some, other) implies Result
both_or_none_void: (some = Void) implies (Result = (other = Void))
same_type: (Result and (some /= Void)) implies some.same_type (other)
symmetric: Result implies deep_equal (other, some)
frozen equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.is_equal (other))
is_equal (other: like Current): BOOLEAN
`other'
require ANY
other_not_void: other /= Void
ensure ANY
symmetric: Result implies other.is_equal (Current)
consistent: standard_is_equal (other) implies Result
frozen standard_equal (some: ANY; other: like arg #1): BOOLEAN
`some'`other'
ANY
ensure ANY
definition: Result = (some = Void and other = Void) or else ((some /= Void and other /= Void) and then some.standard_is_equal (other))
frozen standard_is_equal (other: like Current): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
same_type: Result implies same_type (other)
symmetric: Result implies other.standard_is_equal (Current)
feature
conforms_to (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
is_resizable: BOOLEAN
same_type (other: ANY): BOOLEAN
`other'
ANY
require ANY
other_not_void: other /= Void
ensure ANY
definition: Result = (conforms_to (other) and other.conforms_to (Current))
valid_index (i: INTEGER_32): BOOLEAN
`i'
feature
append (other: like Current)
`other'
require
other_not_void: other /= Void
resizable: is_resizable
force (v: INTEGER_8; i: INTEGER_32)
`i'`v'
`i'
require
positive_index: i > 0
ensure
inserted: item (i) = v
put (v: INTEGER_8; i: INTEGER_32)
`i'`v'
require
valid_index: valid_index (i)
ensure
inserted: item (i) = v
feature
copy (other: like Current)
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_equal: is_equal (other)
frozen deep_copy (other: like Current)
copy`other'deep_twin
ANY
require ANY
other_not_void: other /= Void
ensure ANY
deep_equal: deep_equal (Current, other)
frozen deep_twin: like Current
ANY
ensure ANY
deep_equal: deep_equal (Current, Result)
frozen standard_copy (other: like Current)
`other'
ANY
require ANY
other_not_void: other /= Void
type_identity: same_type (other)
ensure ANY
is_standard_equal: standard_is_equal (other)
frozen standard_twin: like Current
`other'
ANY
ensure ANY
standard_twin_not_void: Result /= Void
equal: standard_equal (Result, Current)
frozen twin: like Current
`Current'
twincopycopy
ANY
ensure ANY
twin_not_void: Result /= Void
is_equal: Result.is_equal (Current)
feature
frozen default: like Current
ANY
frozen default_pointer: POINTER
`POINTER'
`p'default
`p'`POINTER'
ANY
default_rescue
ANY
frozen do_nothing
ANY
feature
io: STD_FILES
ANY
out: STRING_8
ANYtagged_out
ANY
print (some: ANY)
`some'
ANY
frozen tagged_out: STRING_8
ANYout
ANY
feature
operating_environment: OPERATING_ENVIRONMENT
ANY
feature
set_capacity (n: INTEGER_32)
MEMORY_STREAMset_count
require
valid_index: valid_index (n - 1)
ensure
capacity_set: capacity = n
set_count (n: INTEGER_32)
MEMORY_STREAMset_capacity
require
valid_index: valid_index (n - 1)
ensure
capacity_set: capacity = n
invariant
non_void_internal_area: internal_area /= Void
area_not_null: area /= default_pointer
ANY
reflexive_equality: standard_is_equal (Current)
reflexive_conformance: conforms_to (Current)
indexing
library: "EiffelBase: Library of reusable components for Eiffel."
copyright: "Copyright (c) 1984-2006, Eiffel Software and others"
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
source: "[
Eiffel Software
356 Storke Road, Goleta, CA 93117 USA
Telephone 805-685-1006, Fax 805-685-6869
Website http://www.eiffel.com
Customer support http://support.eiffel.com
]"
end MEMORY_STREAM