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[77] | 1 | package com.framsticks.params.types; |
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| 2 | |
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| 3 | import com.framsticks.params.AccessInterface; |
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| 4 | import com.framsticks.params.ArrayListAccess; |
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| 5 | import com.framsticks.params.CastFailure; |
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| 6 | import com.framsticks.util.Casting; |
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| 7 | import com.framsticks.util.Containers; |
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| 8 | import com.framsticks.util.Numbers; |
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| 9 | |
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| 10 | import java.util.ArrayList; |
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| 11 | import java.util.List; |
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| 12 | |
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| 13 | /** |
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| 14 | * @author Piotr Sniegowski |
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| 15 | */ |
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| 16 | public class ArrayListParam extends ListParam { |
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| 17 | |
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| 18 | public ArrayListParam(String containedTypeName) { |
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| 19 | super(containedTypeName); |
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| 20 | } |
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| 21 | |
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| 22 | |
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| 23 | @Override |
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| 24 | public Class getStorageType() { |
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| 25 | return List.class; |
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| 26 | } |
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| 27 | |
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| 28 | @Override |
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| 29 | public AccessInterface prepareAccessInterface(AccessInterface access) { |
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| 30 | return new ArrayListAccess(access); |
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| 31 | } |
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| 32 | |
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| 33 | @Override |
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| 34 | public String computeAccessId() { |
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| 35 | return "l " + containedTypeName; |
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| 36 | } |
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| 37 | |
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| 38 | @Override |
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| 39 | public Object reassign(Object newValue, Object oldValue) throws CastFailure { |
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| 40 | if (newValue == null) { |
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| 41 | throw new CastFailure(); |
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| 42 | } |
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| 43 | Integer size = Numbers.cast(newValue, Integer.class); |
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| 44 | if (size != null) { |
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| 45 | //return oldValue; |
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| 46 | List list; |
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| 47 | if (oldValue == null) { |
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| 48 | list = new ArrayList(); |
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| 49 | } else { |
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| 50 | list = Casting.tryCast(List.class, oldValue); |
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| 51 | if (list == null) { |
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| 52 | throw new CastFailure(); |
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| 53 | } |
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| 54 | } |
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| 55 | Containers.resizeList(list, size); |
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| 56 | return list; |
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| 57 | } |
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| 58 | if (oldValue != null) { |
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| 59 | return oldValue; |
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| 60 | } |
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| 61 | return newValue; |
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| 62 | } |
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| 63 | |
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| 64 | @Override |
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| 65 | public String getType() { |
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| 66 | return "l " + getContainedTypeName(); |
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| 67 | } |
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| 68 | } |
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