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8 | 8 |
|
9 | 9 | package com.arangodb.tinkerpop.gremlin.client; |
10 | 10 |
|
11 | | -import java.util.ArrayList; |
12 | 11 | import java.util.List; |
13 | 12 | import java.util.Map; |
14 | | -import java.util.Optional; |
15 | 13 |
|
16 | | -import org.apache.commons.collections4.CollectionUtils; |
17 | | -import org.apache.commons.lang3.StringUtils; |
18 | 14 | import org.slf4j.Logger; |
19 | 15 | import org.slf4j.LoggerFactory; |
20 | 16 |
|
@@ -74,83 +70,6 @@ String getAqlName() { |
74 | 70 |
|
75 | 71 | } |
76 | 72 |
|
77 | | - /** |
78 | | - * Options for vertices in Graph Traversals. |
79 | | - * |
80 | | - * @author Horacio Hoyos Rodriguez (@horaciohoyosr) |
81 | | - */ |
82 | | - |
83 | | - enum UniqueVertices { |
84 | | - |
85 | | - /** It is guaranteed that there is no path returned with a duplicate vertex. */ |
86 | | - PATH("path"), |
87 | | - |
88 | | - /** it is guaranteed that each vertex is visited at most once during the traversal, no |
89 | | - * matter how many paths lead from the start vertex to this one. */ |
90 | | - GLOBAL("global"), |
91 | | - |
92 | | - /** No uniqueness check is applied on vertices - (default). */ |
93 | | - NONE("none"); |
94 | | - |
95 | | - /** The aql name. */ |
96 | | - private final String aqlName; |
97 | | - |
98 | | - /** |
99 | | - * Instantiates a new unique vertices. |
100 | | - * |
101 | | - * @param aqlName the aql name |
102 | | - */ |
103 | | - UniqueVertices(String aqlName) { |
104 | | - this.aqlName = aqlName; |
105 | | - } |
106 | | - |
107 | | - /** |
108 | | - * Gets the aql name. |
109 | | - * |
110 | | - * @return the aql name |
111 | | - */ |
112 | | - String getAqlName() { |
113 | | - return aqlName; |
114 | | - } |
115 | | - } |
116 | | - |
117 | | - /** |
118 | | - * Options for edges in Graph Traversals. |
119 | | - * |
120 | | - * @author Horacio Hoyos Rodriguez (@horaciohoyosr) |
121 | | - */ |
122 | | - |
123 | | - enum UniqueEdges { |
124 | | - |
125 | | - /** It is guaranteed that there is no path returned with a duplicate edge - (default). */ |
126 | | - PATH("path"), |
127 | | - |
128 | | - /** No uniqueness check is applied on edges. <b>Note</b>: Using this configuration the |
129 | | - * traversal will follow cycles in edges. */ |
130 | | - NONE("none"); |
131 | | - |
132 | | - /** The aql name. */ |
133 | | - private final String aqlName; |
134 | | - |
135 | | - /** |
136 | | - * Instantiates a new unique edges. |
137 | | - * |
138 | | - * @param aqlName the aql name |
139 | | - */ |
140 | | - UniqueEdges(String aqlName) { |
141 | | - this.aqlName = aqlName; |
142 | | - } |
143 | | - |
144 | | - /** |
145 | | - * Gets the aql name. |
146 | | - * |
147 | | - * @return the aql name |
148 | | - */ |
149 | | - String getAqlName() { |
150 | | - return aqlName; |
151 | | - } |
152 | | - } |
153 | | - |
154 | 73 | /** |
155 | 74 | * Create a new QueryBuilder with config of whether Collection Names should be prefixed with Graph name or not. |
156 | 75 | */ |
@@ -206,26 +125,6 @@ public ArangoDBQueryBuilder documentsById( |
206 | 125 | return this; |
207 | 126 | } |
208 | 127 |
|
209 | | - /** |
210 | | - * Append a Document statement to find a single element in the graph. This segment should be |
211 | | - * used in conjunction with the {@link #with(List, Map)} segment. |
212 | | - * |
213 | | - * @param id the id to look for |
214 | | - * @param loopVariable the loop variable name |
215 | | - * @param bindVars the the map of bind parameters |
216 | | - * @return a reference to this object. |
217 | | - */ |
218 | | - |
219 | | - public ArangoDBQueryBuilder documentById( |
220 | | - String id, |
221 | | - String loopVariable, |
222 | | - Map<String, Object> bindVars) { |
223 | | - queryBuilder.append(String.format("LET %s = Document(@id)\n", loopVariable)); |
224 | | - bindVars.put("id", id); |
225 | | - logger.debug("documentById", queryBuilder.toString()); |
226 | | - return this; |
227 | | - } |
228 | | - |
229 | 128 | /** |
230 | 129 | * Append an union segment. |
231 | 130 | * @param collections the collections that participate in the union |
@@ -274,202 +173,6 @@ public ArangoDBQueryBuilder iterateCollection( |
274 | 173 | return this; |
275 | 174 | } |
276 | 175 |
|
277 | | - /** |
278 | | - * Add a graph iteration segment. |
279 | | - * @param graphName the graph name |
280 | | - * @param vertexVariable the vertex variable |
281 | | - * @param edgeVariable the edge variable |
282 | | - * @param pathVariable the path variable |
283 | | - * @param min edges and vertices returned by this query will start at the traversal depth of min |
284 | | - * @param max up to max length paths are traversed |
285 | | - * @param direction follow edges pointing in the direction |
286 | | - * @param startVertex the start vertex id |
287 | | - * @param bindVars the map of bind parameters |
288 | | - * |
289 | | - * @return a reference to this object. |
290 | | - */ |
291 | | - |
292 | | - public ArangoDBQueryBuilder iterateGraph( |
293 | | - String graphName, |
294 | | - String vertexVariable, |
295 | | - Optional<String> edgeVariable, |
296 | | - Optional<String> pathVariable, |
297 | | - Optional<Integer> min, |
298 | | - Optional<Integer> max, |
299 | | - Direction direction, |
300 | | - String startVertex, |
301 | | - Map<String, Object> bindVars) { |
302 | | - queryBuilder.append(String.format("FOR %s", vertexVariable)); |
303 | | - if (edgeVariable.isPresent()) { |
304 | | - queryBuilder.append(String.format(", %s", edgeVariable.get())); |
305 | | - } |
306 | | - if (pathVariable.isPresent()) { |
307 | | - queryBuilder.append(String.format(", %s", pathVariable.get())); |
308 | | - } |
309 | | - queryBuilder.append("\n IN "); |
310 | | - if (min.isPresent()) { |
311 | | - queryBuilder.append(min.get()); |
312 | | - if (max.isPresent()) { |
313 | | - queryBuilder.append(String.format("..%s", max.get())); |
314 | | - } |
315 | | - queryBuilder.append(" "); |
316 | | - } |
317 | | - queryBuilder.append(direction.getAqlName()).append(" @startVertex\n") |
318 | | - .append(" GRAPH '").append(graphName).append("'\n"); // FIXME Graph could be a parameter |
319 | | - bindVars.put("startVertex", startVertex); |
320 | | - logger.debug("iterateGraph", queryBuilder.toString()); |
321 | | - return this; |
322 | | - } |
323 | | - |
324 | | - /** |
325 | | - * Iterate over a collection of edges. |
326 | | - * @param graphName the graph name |
327 | | - * @param vertexVariable the vertex variable |
328 | | - * @param edgeVariable the edge variable |
329 | | - * @param pathVariable the path variable |
330 | | - * @param min edges and vertices returned by this query will start at the traversal depth of min |
331 | | - * @param max up to max length paths are traversed |
332 | | - * @param direction follow edges pointing in the direction |
333 | | - * @param edgeCollections the edge collections |
334 | | - * @param startVertex the start vertex id |
335 | | - * @param bindVars the map of bind parameters |
336 | | - * |
337 | | - * @return a reference to this object. |
338 | | - */ |
339 | | - |
340 | | - public ArangoDBQueryBuilder iterateEdges( |
341 | | - String graphName, |
342 | | - String vertexVariable, |
343 | | - Optional<String> edgeVariable, |
344 | | - Optional<String> pathVariable, |
345 | | - Optional<Integer> min, |
346 | | - Optional<Integer> max, |
347 | | - Direction direction, |
348 | | - List<String> edgeCollections, |
349 | | - String startVertex, Map<String, Object> bindVars) { |
350 | | - queryBuilder.append(String.format("FOR %s", vertexVariable)); |
351 | | - edgeVariable.ifPresent(ev -> queryBuilder.append(String.format(", %s", ev))); |
352 | | - pathVariable.ifPresent(pv -> queryBuilder.append(String.format(", %s", pv))); |
353 | | - queryBuilder.append("\n IN "); |
354 | | - min.ifPresent(queryBuilder::append); |
355 | | - max.ifPresent(m -> queryBuilder.append(String.format("..%s", m))); |
356 | | - queryBuilder.append(direction.getAqlName()).append(" @startVertex\n"); |
357 | | - String separator = ""; |
358 | | - for (String c : edgeCollections) { |
359 | | - queryBuilder.append(separator); |
360 | | - separator = ", "; |
361 | | - queryBuilder.append(String.format("@@col%s", iterateCnt)); |
362 | | - bindVars.put(String.format("@col%s", iterateCnt++), c); |
363 | | - } |
364 | | - bindVars.put("@startVertex", startVertex); |
365 | | - logger.debug("iterateGraph", queryBuilder.toString()); |
366 | | - return this; |
367 | | - } |
368 | | - |
369 | | - /** |
370 | | - * Add a Graph options segment. |
371 | | - * |
372 | | - * @see UniqueVertices |
373 | | - * @see UniqueEdges |
374 | | - * @param onVertices the vertices options |
375 | | - * @param onEdges the edges options |
376 | | - * @param bfs if true, the traversal will be executed breadth-first, else it will |
377 | | - * be executed depth-first. |
378 | | - * @return a reference to this object. |
379 | | - */ |
380 | | - |
381 | | - public ArangoDBQueryBuilder graphOptions( |
382 | | - Optional<UniqueVertices> onVertices, |
383 | | - Optional<UniqueEdges> onEdges, |
384 | | - boolean bfs) { |
385 | | - if (onVertices.isPresent() || onEdges.isPresent() || bfs) { |
386 | | - queryBuilder.append(" OPTIONS {"); |
387 | | - if (onVertices.isPresent()) { |
388 | | - queryBuilder.append(String.format("uniqueVertices: '%s', ", onVertices.get().getAqlName())); |
389 | | - } |
390 | | - if (onEdges.isPresent()) { |
391 | | - queryBuilder.append(String.format("uniqueEdges: '%s', ", onEdges.get().getAqlName())); |
392 | | - } |
393 | | - if (bfs) { |
394 | | - queryBuilder.append("bfs: true"); |
395 | | - } |
396 | | - queryBuilder.append("}\n"); |
397 | | - } |
398 | | - logger.debug("graphOptions", queryBuilder.toString()); |
399 | | - return this; |
400 | | - } |
401 | | - |
402 | | - /** |
403 | | - * Add a filter same collections segment, i.e. element represented by variable must be in any |
404 | | - * of the provided collections. |
405 | | - * @param filterVariable the filter variable |
406 | | - * @param collections the collections to filter by |
407 | | - * @param bindVars the map of bind parameters |
408 | | - * |
409 | | - * @return a reference to this object. |
410 | | - */ |
411 | | - |
412 | | - public ArangoDBQueryBuilder filterSameCollections( |
413 | | - String filterVariable, |
414 | | - List<String> collections, |
415 | | - Map<String, Object> bindVars) { |
416 | | - if (!collections.isEmpty()) { |
417 | | - queryBuilder.append(" FILTER (IS_SAME_COLLECTION("); |
418 | | - String separator = ""; |
419 | | - for (String c : collections) { |
420 | | - queryBuilder.append(separator); |
421 | | - separator = String.format(", %s) OR IS_SAME_COLLECTION(", filterVariable); |
422 | | - queryBuilder.append(String.format("@@col%s", iterateCnt)); |
423 | | - bindVars.put(String.format("@col%s", iterateCnt++), c); |
424 | | - } |
425 | | - queryBuilder.append(String.format(", %s))\n", filterVariable)); |
426 | | - } |
427 | | - filtered = true; |
428 | | - logger.debug("filterSameCollections", queryBuilder.toString()); |
429 | | - return this; |
430 | | - } |
431 | | - |
432 | | - /** |
433 | | - * Add a filter on element properties segment. The filter operations are defined using a |
434 | | - * #link {@link ArangoDBPropertyFilter}. |
435 | | - * |
436 | | - * @param propertyFilter the property filter |
437 | | - * @param filterVariable the filter variable |
438 | | - * @param bindVars the map of bind parameters |
439 | | - * @return a reference to this object. |
440 | | - */ |
441 | | - |
442 | | - public ArangoDBQueryBuilder filterProperties( |
443 | | - ArangoDBPropertyFilter propertyFilter, |
444 | | - String filterVariable, |
445 | | - Map<String, Object> bindVars) { |
446 | | - List<String> filterSegments = new ArrayList<String>(); |
447 | | - propertyFilter.addAqlSegments(String.format("%s.", filterVariable), filterSegments, bindVars); |
448 | | - if (CollectionUtils.isNotEmpty(filterSegments)) { |
449 | | - if (filtered) { |
450 | | - queryBuilder.append(" AND "); |
451 | | - } else { |
452 | | - queryBuilder.append(" FILTER "); |
453 | | - } |
454 | | - queryBuilder.append(StringUtils.join(filterSegments, " AND ")).append("\n"); |
455 | | - } |
456 | | - logger.debug("filterProperties", queryBuilder.toString()); |
457 | | - return this; |
458 | | - } |
459 | | - |
460 | | - /** |
461 | | - * Add a limit segment to limit the number of elements returned. |
462 | | - * |
463 | | - * @param limit the limit number |
464 | | - * @return a reference to this object. |
465 | | - */ |
466 | | - |
467 | | - public ArangoDBQueryBuilder limit(Long limit) { |
468 | | - queryBuilder.append(" LIMIT " + limit.toString()); |
469 | | - logger.debug("limit", queryBuilder.toString()); |
470 | | - return this; |
471 | | - } |
472 | | - |
473 | 176 | /** |
474 | 177 | * Add a RETURN Segment. |
475 | 178 | * TODO provide finer grained return statements |
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