Package org.apache.hadoop.hbase.security.visibility.expression

Examples of org.apache.hadoop.hbase.security.visibility.expression.LeafExpressionNode

89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
          byte[] array = com.google.common.primitives.Bytes.toArray(list);
          String leafExp = Bytes.toString(array).trim();
          if (leafExp.isEmpty()) {
            throw new ParseException("Error parsing expression " + expS + " at column : " + index);
          }
          processLabelExpNode(new LeafExpressionNode(leafExp), expStack, expS, index);
          index = skipSpaces(exp, index);
          break;
        default:
          labelOffset = index;
          do {
            if (!VisibilityLabelsValidator.isValidAuthChar(exp[index])) {
              throw new ParseException("Error parsing expression "
                 + expS + " at column : " + index);
            }
            index++;
          } while (index < endPos && !isEndOfLabel(exp[index]));
          leafExp = new String(exp, labelOffset, index - labelOffset).trim();
          if (leafExp.isEmpty()) {
            throw new ParseException("Error parsing expression " + expS + " at column : " + index);
          }
          processLabelExpNode(new LeafExpressionNode(leafExp), expStack, expS, index);
          // We already crossed the label node index. So need to reduce 1 here.
          index--;
          index = skipSpaces(exp, index);
      }
      index++;
View Full Code Here
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
  public void testPositiveCases() throws Exception {
    ExpressionExpander expander = new ExpressionExpander();

    // (!a) -> (!a)
    NonLeafExpressionNode exp1 = new NonLeafExpressionNode(Operator.NOT,
        new LeafExpressionNode("a"));
    ExpressionNode result = expander.expand(exp1);
    assertTrue(result instanceof NonLeafExpressionNode);
    NonLeafExpressionNode nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.NOT, nlResult.getOperator());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());

    // (a | b) -> (a | b)
    NonLeafExpressionNode exp2 = new NonLeafExpressionNode(Operator.OR,
        new LeafExpressionNode("a"), new LeafExpressionNode("b"));
    result = expander.expand(exp2);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // (a & b) -> (a & b)
    NonLeafExpressionNode exp3 = new NonLeafExpressionNode(Operator.AND,
        new LeafExpressionNode("a"), new LeafExpressionNode("b"));
    result = expander.expand(exp3);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // ((a | b) | c) -> (a | b | c)
    NonLeafExpressionNode exp4 = new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(
        Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp4);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());

    // ((a & b) & c) -> (a & b & c)
    NonLeafExpressionNode exp5 = new NonLeafExpressionNode(Operator.AND, new NonLeafExpressionNode(
        Operator.AND, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp5);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());

    // (a | b) & c -> ((a & c) | (b & c))
    NonLeafExpressionNode exp6 = new NonLeafExpressionNode(Operator.AND, new NonLeafExpressionNode(
        Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp6);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    NonLeafExpressionNode temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a & b) | c -> ((a & b) | c)
    NonLeafExpressionNode exp7 = new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(
        Operator.AND, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp7);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    nlResult = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // ((a & b) | c) & d -> (((a & b) & d) | (c & d))
    NonLeafExpressionNode exp8 = new NonLeafExpressionNode(Operator.AND);
    exp8.addChildExp(new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(Operator.AND,
        new LeafExpressionNode("a"), new LeafExpressionNode("b")), new LeafExpressionNode("c")));
    exp8.addChildExp(new LeafExpressionNode("d"));
    result = expander.expand(exp8);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a | b) | (c | d) -> (a | b | c | d)
    NonLeafExpressionNode exp9 = new NonLeafExpressionNode(Operator.OR);
    exp9.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp9.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp9);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) nlResult.getChildExps().get(3)).getIdentifier());

    // (a & b) & (c & d) -> (a & b & c & d)
    NonLeafExpressionNode exp10 = new NonLeafExpressionNode(Operator.AND);
    exp10.addChildExp(new NonLeafExpressionNode(Operator.AND, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp10.addChildExp(new NonLeafExpressionNode(Operator.AND, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp10);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) nlResult.getChildExps().get(3)).getIdentifier());

    // (a | b) & (c | d) -> ((a & c) | (a & d) | (b & c) | (b & d))
    NonLeafExpressionNode exp11 = new NonLeafExpressionNode(Operator.AND);
    exp11.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp11.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp11);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (((a | b) | c) | d) & e -> ((a & e) | (b & e) | (c & e) | (d & e))
    NonLeafExpressionNode exp12 = new NonLeafExpressionNode(Operator.AND);
    NonLeafExpressionNode tempExp1 = new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode(
        "a"), new LeafExpressionNode("b"));
    NonLeafExpressionNode tempExp2 = new NonLeafExpressionNode(Operator.OR, tempExp1,
        new LeafExpressionNode("c"));
    NonLeafExpressionNode tempExp3 = new NonLeafExpressionNode(Operator.OR, tempExp2,
        new LeafExpressionNode("d"));
    exp12.addChildExp(tempExp3);
    exp12.addChildExp(new LeafExpressionNode("e"));
    result = expander.expand(exp12);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a | b | c) & d -> ((a & d) | (b & d) | (c & d))
    NonLeafExpressionNode exp13 = new NonLeafExpressionNode(Operator.AND,
        new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode(
            "b"), new LeafExpressionNode("c")), new LeafExpressionNode("d"));
    result = expander.expand(exp13);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // ((a | b) & (c | d)) & (e | f) -> (((a & c) & e) | ((a & c) & f) | ((a & d) & e) | ((a & d) &
    // f) | ((b & c) & e) | ((b & c) & f) | ((b & d) & e) | ((b & d) & f))
    NonLeafExpressionNode exp15 = new NonLeafExpressionNode(Operator.AND);
    NonLeafExpressionNode temp1 = new NonLeafExpressionNode(Operator.AND);
    temp1.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    temp1.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    exp15.addChildExp(temp1);
    exp15.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("e"),
        new LeafExpressionNode("f")));
    result = expander.expand(exp15);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(8, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(4);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(5);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(6);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(7);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // !(a | b) -> ((!a) & (!b))
    NonLeafExpressionNode exp16 = new NonLeafExpressionNode(Operator.NOT,
        new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode(
            "b")));
    result = expander.expand(exp16);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
View Full Code Here
851
852
853
854
855
856
857
858
859
860
861
862
863
          LOG.trace("The identifier is "+identifier);
        }
        labelOrdinal = this.visibilityManager.getLabelOrdinal(identifier);
      } else {
        // This is a NOT node.
        LeafExpressionNode lNode = (LeafExpressionNode) ((NonLeafExpressionNode) node)
            .getChildExps().get(0);
        identifier = lNode.getIdentifier();
        labelOrdinal = this.visibilityManager.getLabelOrdinal(identifier);
        labelOrdinal = -1 * labelOrdinal; // Store NOT node as -ve ordinal.
      }
      if (labelOrdinal == 0) {
        throw new InvalidLabelException("Invalid visibility label " + identifier);
View Full Code Here
114
115
116
117
118
119
120
121
122
123
124
125
126
        if (this.labels.get(identifier) != null) {
          labelOrdinal = this.labels.get(identifier);
        }
      } else {
        // This is a NOT node.
        LeafExpressionNode lNode = (LeafExpressionNode) ((NonLeafExpressionNode) node)
            .getChildExps().get(0);
        identifier = lNode.getIdentifier();
        if (this.labels.get(identifier) != null) {
          labelOrdinal = this.labels.get(identifier);
          labelOrdinal = -1 * labelOrdinal; // Store NOT node as -ve ordinal.
        }
      }
View Full Code Here
72
73
74
75
76
77
78
79
80
81
82
        } while (index < endPos && !isEndOfLabel(exp[index]));
        String leafExp = new String(exp, labelOffset, index - labelOffset).trim();
        if (leafExp.isEmpty()) {
          throw new ParseException("Error parsing expression " + expS + " at column : " + index);
        }
        processLabelExpNode(new LeafExpressionNode(leafExp), expStack, expS, index);
        // We already crossed the label node index. So need to reduce 1 here.
        index--;
        index = skipSpaces(exp, index);
      }
      index++;
View Full Code Here
127
128
129
130
131
132
133
134
135
136
137
138
139
      if (node instanceof LeafExpressionNode) {
        identifier = ((LeafExpressionNode) node).getIdentifier();
        labelOrdinal = this.labels.get(identifier);
      } else {
        // This is a NOT node.
        LeafExpressionNode lNode = (LeafExpressionNode) ((NonLeafExpressionNode) node)
            .getChildExps().get(0);
        identifier = lNode.getIdentifier();
        labelOrdinal = this.labels.get(identifier);
        labelOrdinal = -1 * labelOrdinal; // Store NOT node as -ve ordinal.
      }
      if (labelOrdinal == 0) {
        throw new InvalidLabelException("Invalid visibility label " + identifier);
View Full Code Here
938
939
940
941
942
943
944
945
946
947
948
949
950
          LOG.trace("The identifier is "+identifier);
        }
        labelOrdinal = this.visibilityManager.getLabelOrdinal(identifier);
      } else {
        // This is a NOT node.
        LeafExpressionNode lNode = (LeafExpressionNode) ((NonLeafExpressionNode) node)
            .getChildExps().get(0);
        identifier = lNode.getIdentifier();
        labelOrdinal = this.visibilityManager.getLabelOrdinal(identifier);
        labelOrdinal = -1 * labelOrdinal; // Store NOT node as -ve ordinal.
      }
      if (labelOrdinal == 0) {
        throw new InvalidLabelException("Invalid visibility label " + identifier);
View Full Code Here
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
  public void testPositiveCases() throws Exception {
    ExpressionExpander expander = new ExpressionExpander();

    // (!a) -> (!a)
    NonLeafExpressionNode exp1 = new NonLeafExpressionNode(Operator.NOT,
        new LeafExpressionNode("a"));
    ExpressionNode result = expander.expand(exp1);
    assertTrue(result instanceof NonLeafExpressionNode);
    NonLeafExpressionNode nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.NOT, nlResult.getOperator());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());

    // (a | b) -> (a | b)
    NonLeafExpressionNode exp2 = new NonLeafExpressionNode(Operator.OR,
        new LeafExpressionNode("a"), new LeafExpressionNode("b"));
    result = expander.expand(exp2);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // (a & b) -> (a & b)
    NonLeafExpressionNode exp3 = new NonLeafExpressionNode(Operator.AND,
        new LeafExpressionNode("a"), new LeafExpressionNode("b"));
    result = expander.expand(exp3);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // ((a | b) | c) -> (a | b | c)
    NonLeafExpressionNode exp4 = new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(
        Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp4);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());

    // ((a & b) & c) -> (a & b & c)
    NonLeafExpressionNode exp5 = new NonLeafExpressionNode(Operator.AND, new NonLeafExpressionNode(
        Operator.AND, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp5);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());

    // (a | b) & c -> ((a & c) | (b & c))
    NonLeafExpressionNode exp6 = new NonLeafExpressionNode(Operator.AND, new NonLeafExpressionNode(
        Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp6);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    NonLeafExpressionNode temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a & b) | c -> ((a & b) | c)
    NonLeafExpressionNode exp7 = new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(
        Operator.AND, new LeafExpressionNode("a"), new LeafExpressionNode("b")),
        new LeafExpressionNode("c"));
    result = expander.expand(exp7);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    nlResult = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());

    // ((a & b) | c) & d -> (((a & b) & d) | (c & d))
    NonLeafExpressionNode exp8 = new NonLeafExpressionNode(Operator.AND);
    exp8.addChildExp(new NonLeafExpressionNode(Operator.OR, new NonLeafExpressionNode(Operator.AND,
        new LeafExpressionNode("a"), new LeafExpressionNode("b")), new LeafExpressionNode("c")));
    exp8.addChildExp(new LeafExpressionNode("d"));
    result = expander.expand(exp8);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(2, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a | b) | (c | d) -> (a | b | c | d)
    NonLeafExpressionNode exp9 = new NonLeafExpressionNode(Operator.OR);
    exp9.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp9.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp9);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) nlResult.getChildExps().get(3)).getIdentifier());

    // (a & b) & (c & d) -> (a & b & c & d)
    NonLeafExpressionNode exp10 = new NonLeafExpressionNode(Operator.AND);
    exp10.addChildExp(new NonLeafExpressionNode(Operator.AND, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp10.addChildExp(new NonLeafExpressionNode(Operator.AND, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp10);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) nlResult.getChildExps().get(0)).getIdentifier());
    assertEquals("b", ((LeafExpressionNode) nlResult.getChildExps().get(1)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) nlResult.getChildExps().get(2)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) nlResult.getChildExps().get(3)).getIdentifier());

    // (a | b) & (c | d) -> ((a & c) | (a & d) | (b & c) | (b & d))
    NonLeafExpressionNode exp11 = new NonLeafExpressionNode(Operator.AND);
    exp11.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    exp11.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    result = expander.expand(exp11);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (((a | b) | c) | d) & e -> ((a & e) | (b & e) | (c & e) | (d & e))
    NonLeafExpressionNode exp12 = new NonLeafExpressionNode(Operator.AND);
    NonLeafExpressionNode tempExp1 = new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode(
        "a"), new LeafExpressionNode("b"));
    NonLeafExpressionNode tempExp2 = new NonLeafExpressionNode(Operator.OR, tempExp1,
        new LeafExpressionNode("c"));
    NonLeafExpressionNode tempExp3 = new NonLeafExpressionNode(Operator.OR, tempExp2,
        new LeafExpressionNode("d"));
    exp12.addChildExp(tempExp3);
    exp12.addChildExp(new LeafExpressionNode("e"));
    result = expander.expand(exp12);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(4, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // (a | b | c) & d -> ((a & d) | (b & d) | (c & d))
    NonLeafExpressionNode exp13 = new NonLeafExpressionNode(Operator.AND,
        new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode(
            "b"), new LeafExpressionNode("c")), new LeafExpressionNode("d"));
    result = expander.expand(exp13);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(3, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // ((a | b) & (c | d)) & (e | f) -> (((a & c) & e) | ((a & c) & f) | ((a & d) & e) | ((a & d) &
    // f) | ((b & c) & e) | ((b & c) & f) | ((b & d) & e) | ((b & d) & f))
    NonLeafExpressionNode exp15 = new NonLeafExpressionNode(Operator.AND);
    NonLeafExpressionNode temp1 = new NonLeafExpressionNode(Operator.AND);
    temp1.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"),
        new LeafExpressionNode("b")));
    temp1.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("c"),
        new LeafExpressionNode("d")));
    exp15.addChildExp(temp1);
    exp15.addChildExp(new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("e"),
        new LeafExpressionNode("f")));
    result = expander.expand(exp15);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.OR, nlResult.getOperator());
    assertEquals(8, nlResult.getChildExps().size());
    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(1);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(2);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(3);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("a", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(4);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(5);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("c", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(6);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("e", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    temp = (NonLeafExpressionNode) nlResult.getChildExps().get(7);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("f", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());
    temp = (NonLeafExpressionNode) temp.getChildExps().get(0);
    assertEquals(Operator.AND, temp.getOperator());
    assertEquals(2, temp.getChildExps().size());
    assertEquals("b", ((LeafExpressionNode) temp.getChildExps().get(0)).getIdentifier());
    assertEquals("d", ((LeafExpressionNode) temp.getChildExps().get(1)).getIdentifier());

    // !(a | b) -> ((!a) & (!b))
    NonLeafExpressionNode exp16 = new NonLeafExpressionNode(Operator.NOT,
        new NonLeafExpressionNode(Operator.OR, new LeafExpressionNode("a"), new LeafExpressionNode(
            "b")));
    result = expander.expand(exp16);
    assertTrue(result instanceof NonLeafExpressionNode);
    nlResult = (NonLeafExpressionNode) result;
    assertEquals(Operator.AND, nlResult.getOperator());
View Full Code Here
TOP

Related Classes of org.apache.hadoop.hbase.security.visibility.expression.LeafExpressionNode

  • org.apache.hadoop.hbase.mapreduce.LabelExpander
  • org.apache.hadoop.hbase.security.visibility.ExpAsStringVisibilityLabelServiceImpl
  • org.apache.hadoop.hbase.security.visibility.ExpressionParser
  • org.apache.hadoop.hbase.security.visibility.TestExpressionExpander
  • org.apache.hadoop.hbase.security.visibility.VisibilityController
  • org.apache.hadoop.hbase.security.visibility.VisibilityUtils
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.