| 104 | } |
| 105 | |
| 106 | private static Object fromTuples(ArrayList<Tuple> tuples){ |
| 107 | if(tuples == null){ |
| 108 | return null; |
| 109 | } |
| 110 | |
| 111 | Tuple first = tuples.get(0); // Determine kind of object from |
| 112 | // first tuple. |
| 113 | if(first.size() == 1){ |
| 114 | return first.get(0); // Primitive type. |
| 115 | } |
| 116 | |
| 117 | if(first.equals(Tuple.from(EMPTY_OBJECT, null))){ |
| 118 | return new HashMap<Object,Object>(); // Empty map. |
| 119 | } |
| 120 | |
| 121 | if(first.equals(Tuple.from(EMPTY_ARRAY))){ |
| 122 | return new ArrayList<Object>(); // Empty list. |
| 123 | } |
| 124 | |
| 125 | HashMap<Object,ArrayList<Tuple>> groups = new HashMap<Object,ArrayList<Tuple>>(); |
| 126 | for(Tuple t : tuples){ |
| 127 | if(groups.containsKey(t.get(0))){ |
| 128 | groups.get(t.get(0)).add(t); |
| 129 | } else { |
| 130 | ArrayList<Tuple> list = new ArrayList<Tuple>(); |
| 131 | list.add(t); |
| 132 | groups.put(t.get(0),list); |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | if(first.get(0).equals(0l)){ |
| 137 | // Array. |
| 138 | ArrayList<Object> array = new ArrayList<Object>(); |
| 139 | for(Entry<Object,ArrayList<Tuple>> g : groups.entrySet()){ |
| 140 | array.add(fromTuples(getTruncated(g.getValue()))); |
| 141 | } |
| 142 | return array; |
| 143 | } else { |
| 144 | // Object. |
| 145 | HashMap<Object,Object> map = new HashMap<Object,Object>(); |
| 146 | for(Entry<Object,ArrayList<Tuple>> g : groups.entrySet()){ |
| 147 | map.put(g.getKey(), fromTuples(getTruncated(g.getValue()))); |
| 148 | } |
| 149 | return map; |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | public static Object insertDoc(TransactionContext tcx, final Map<Object,Object> doc){ |
| 154 | return tcx.run(new Function<Transaction,Object>() { |