Examples with Patch org.wikidata.query.rdf.tool.rdf.Patch used on opensource projects

Example 1 with Patch

use of org.wikidata.query.rdf.tool.rdf.Patch in project wikidata-query-rdf by wikimedia.

the class PatchAccumulator method accumulateReconciliation.

private void accumulateReconciliation(List<MutationEventData> sequence) {
    checkPositionIndex(0, sequence.size(), "Received empty sequence");
    MutationEventData head = sequence.get(0);
    Optional<MutationEventData> inconsistentBlock = sequence.stream().filter(m -> {
        if (!head.getEntity().equals(m.getEntity())) {
            return true;
        } else if (!m.getMeta().requestId().equals(head.getMeta().requestId())) {
            return true;
        } else
            return !head.getOperation().equals(m.getOperation());
    }).findFirst();
    if (inconsistentBlock.isPresent()) {
        throw new IllegalArgumentException("Inconsistent sequence of events: " + inconsistentBlock.get() + " does not belong to " + head);
    }
    List<Statement> allStmts = sequence.stream().map(DiffEventData.class::cast).map(DiffEventData::getRdfAddedData).flatMap(c -> deserChunk(c).stream()).collect(toList());
    reconciliations.put(head.getEntity(), allStmts);
    // Drop patch data from this entity since we are reconciling it we will reset all that anyways
    removeDataFromEntity(head.getEntity());
    totalAccumulated += allStmts.size();
}

Example 2 with Patch

use of org.wikidata.query.rdf.tool.rdf.Patch in project wikidata-query-rdf by wikimedia.

the class PatchAccumulator method accumulateDiff.

private void accumulateDiff(List<MutationEventData> sequence) {
    MutationEventData head = sequence.get(0);
    List<Statement> added = new ArrayList<>();
    List<Statement> removed = new ArrayList<>();
    List<Statement> linkedShared = new ArrayList<>();
    List<Statement> unlinkedShared = new ArrayList<>();
    for (MutationEventData data : sequence) {
        if (!head.getClass().equals(data.getClass())) {
            throw new IllegalArgumentException("Inconsistent chunks provided, head class " + head.getClass() + " does not match " + data.getClass());
        }
        if (!head.getMeta().requestId().equals(data.getMeta().requestId())) {
            throw new IllegalArgumentException("Inconsistent chunks provided, head requestId " + head.getMeta().requestId() + " does not match " + data.getMeta().requestId());
        }
        DiffEventData diff = (DiffEventData) data;
        if (diff.getRdfAddedData() != null) {
            added.addAll(deserChunk(diff.getRdfAddedData()));
        }
        if (diff.getRdfDeletedData() != null) {
            removed.addAll(deserChunk(diff.getRdfDeletedData()));
        }
        if (diff.getRdfLinkedSharedData() != null) {
            linkedShared.addAll(deserChunk(diff.getRdfLinkedSharedData()));
        }
        if (diff.getRdfUnlinkedSharedData() != null) {
            unlinkedShared.addAll(deserChunk(diff.getRdfUnlinkedSharedData()));
        }
    }
    Patch patch = SiteLinksReclassification.reclassify(new Patch(added, linkedShared, removed, unlinkedShared));
    accumulate(head.getEntity(), patch.getAdded(), patch.getRemoved(), patch.getLinkedSharedElements(), patch.getUnlinkedSharedElements());
}

Example 3 with Patch

use of org.wikidata.query.rdf.tool.rdf.Patch in project wikidata-query-rdf by wikimedia.

the class RDFPatchSerializerUnitTest method testNullAndEmpty.

@Test
public void testNullAndEmpty() {
    Patch p = new Patch(null, emptyList(), null, emptyList());
    assertThat(readSerializedBytes(getSerializedBytes(p))).isEqualTo(p);
    p = new Patch(emptyList(), null, emptyList(), null);
    assertThat(readSerializedBytes(getSerializedBytes(p))).isEqualTo(p);
}

Example 4 with Patch

use of org.wikidata.query.rdf.tool.rdf.Patch in project wikidata-query-rdf by wikimedia.

the class RDFPatchSerializerUnitTest method testSerDeser.

@Test
public void testSerDeser() {
    Patch p = new Patch(statements("uri:added"), statements("uri:linked"), statements("uri:deleted"), statements("uri:unlinked"));
    assertThat(readSerializedBytes(getSerializedBytes(p))).isEqualTo(p);
}