Package gnu.kawa.functions
Class Map
- java.lang.Object
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- gnu.mapping.PropertySet
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- gnu.mapping.Procedure
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- gnu.mapping.ProcedureN
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- gnu.kawa.functions.Map
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- All Implemented Interfaces:
Named
public class Map extends ProcedureN
Implement the Scheme standard functions "map" and "for-each".
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Field Summary
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Fields inherited from class gnu.mapping.ProcedureN
applyToObject, noArgs
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Fields inherited from class gnu.mapping.Procedure
applyMethodType, applyToConsumerDefault, applyToConsumerMethod, applyToObjectDefault, applyToObjectMethod, compilerKey, compilerXKey, inlineIfConstantSymbol, validateApplyKey, validateXApplyKey
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Fields inherited from class gnu.mapping.PropertySet
nameKey
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Constructor Summary
Constructors Constructor Description Map(boolean collect, ApplyToArgs applyToArgs, IsEq isEq)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
apply2(Object arg1, Object arg2)
Object
applyN(Object[] args)
static void
forEach1(Procedure proc, LList list)
An optimized single-list version of for-each.static void
forEach1(Procedure proc, Object list)
An optimized single-list version of for-each.static Object
map1(Procedure proc, LList list)
An optimized single-list version of map.static Object
map1(Procedure proc, Object list)
int
numArgs()
ReturnminArgs()|(maxArgs<<12)
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Methods inherited from class gnu.mapping.ProcedureN
applyToObject
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Methods inherited from class gnu.mapping.Procedure
apply0, apply1, apply3, apply4, applyL, applyToConsumerDefault, applyToObjectDefault, checkArgCount, checkBadCode, getApplyMethod, getApplyToConsumerMethod, getApplyToObjectMethod, getReturnType, getSetter, getSourceLocation, isSideEffectFree, lookupApplyHandle, maxArgs, maxArgs, minArgs, minArgs, set0, set1, setN, setSetter, setSourceLocation, toString
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Methods inherited from class gnu.mapping.PropertySet
getName, getProperty, getSymbol, removeProperty, setName, setProperty, setProperty, setSymbol
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Constructor Detail
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Map
public Map(boolean collect, ApplyToArgs applyToArgs, IsEq isEq)
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Method Detail
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map1
public static Object map1(Procedure proc, LList list) throws Throwable
An optimized single-list version of map.- Throws:
Throwable
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forEach1
public static void forEach1(Procedure proc, LList list) throws Throwable
An optimized single-list version of for-each.- Throws:
Throwable
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forEach1
public static void forEach1(Procedure proc, Object list) throws Throwable
An optimized single-list version of for-each.- Throws:
Throwable
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numArgs
public int numArgs()
Description copied from class:Procedure
ReturnminArgs()|(maxArgs<<12)
. We use a single virtual function to reduce the number of methods in the system, as well as the number of virtual method table entries. We shift by 12 so the number can normally be represented using a sipush instruction, without requiring a constant pool entry.
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