86 lines
2.7 KiB
Factor
86 lines
2.7 KiB
Factor
! :folding=indent:collapseFolds=0:
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! $Id$
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!
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! Copyright (C) 2004 Slava Pestov.
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions are met:
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!
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! 1. Redistributions of source code must retain the above copyright notice,
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! this list of conditions and the following disclaimer.
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!
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! 2. Redistributions in binary form must reproduce the above copyright notice,
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! this list of conditions and the following disclaimer in the documentation
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! and/or other materials provided with the distribution.
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!
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! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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IN: strings
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USE: kernel
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USE: logic
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USE: stack
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: char? ( obj -- boolean )
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"java.lang.Character" is ;
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: >char ( obj -- char )
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"char" coerce ; inline
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: string? ( obj -- ? )
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dup char? swap "java.lang.String" is or ;
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: str-length ( str -- length )
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[ ] "java.lang.String" "length" jinvoke ;
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: substring ( start end str -- str )
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[ "int" "int" ] "java.lang.String" "substring"
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jinvoke ;
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: >str ( obj -- string )
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! Returns the Java string representation of this object.
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[ ] "java.lang.Object" "toString" jinvoke ;
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: >bytes ( string -- array )
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! Converts a string to an array of ASCII bytes. An exception
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! is thrown if the string contains non-ASCII characters.
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"ASCII" swap
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[ "java.lang.String" ] "java.lang.String" "getBytes"
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jinvoke ;
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: str-nth ( index str -- char )
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[ "int" ] "java.lang.String" "charAt" jinvoke ;
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: >lower ( str -- str )
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[ ] "java.lang.String" "toLowerCase" jinvoke ;
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: >upper ( str -- str )
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[ ] "java.lang.String" "toUpperCase" jinvoke ;
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: index-of* ( index string substring -- index )
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dup char? [
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-rot
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! Why is the first parameter an int and not a char?
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[ "int" "int" ]
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"java.lang.String" "indexOf"
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jinvoke
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] [
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-rot
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[ "java.lang.String" "int" ]
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"java.lang.String" "indexOf"
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jinvoke
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] ifte ;
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: str-compare ( str1 str2 -- n )
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swap [ "java.lang.String" ] "java.lang.String" "compareTo"
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jinvoke ;
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