Examples with NamedToken org.neo4j.token.api.NamedToken used on opensource projects

Example 1 with NamedToken

use of org.neo4j.token.api.NamedToken in project neo4j by neo4j.

the class RecordLoading method safeLoadTokens.

static <RECORD extends TokenRecord> List<NamedToken> safeLoadTokens(TokenStore<RECORD> tokenStore, CursorContext cursorContext) {
    long highId = tokenStore.getHighId();
    List<NamedToken> tokens = new ArrayList<>();
    DynamicStringStore nameStore = tokenStore.getNameStore();
    List<DynamicRecord> nameRecords = new ArrayList<>();
    MutableLongSet seenRecordIds = new LongHashSet();
    int nameBlockSize = nameStore.getRecordDataSize();
    try (RecordReader<RECORD> tokenReader = new RecordReader<>(tokenStore, true, cursorContext);
        RecordReader<DynamicRecord> nameReader = new RecordReader<>(nameStore, false, cursorContext)) {
        for (long id = 0; id < highId; id++) {
            RECORD record = tokenReader.read(id);
            nameRecords.clear();
            if (record.inUse()) {
                String name;
                if (!NULL_REFERENCE.is(record.getNameId()) && safeLoadDynamicRecordChain(r -> nameRecords.add(r.copy()), nameReader, seenRecordIds, record.getNameId(), nameBlockSize)) {
                    record.addNameRecords(nameRecords);
                    name = tokenStore.getStringFor(record, cursorContext);
                } else {
                    name = format("<name not loaded due to token(%d) referencing unused name record>", id);
                }
                tokens.add(new NamedToken(name, toIntExact(id), record.isInternal()));
            }
        }
    }
    return tokens;
}

Example 2 with NamedToken

use of org.neo4j.token.api.NamedToken in project neo4j by neo4j.

the class PlainOperationsTest method indexedBackedConstraintCreateMustThrowOnRelationshipSchemas.

@Test
void indexedBackedConstraintCreateMustThrowOnRelationshipSchemas() throws Exception {
    // given
    when(tokenHolders.relationshipTypeTokens().getTokenById(anyInt())).thenReturn(new NamedToken("RelType", 123));
    when(tokenHolders.propertyKeyTokens().getTokenById(anyInt())).thenReturn(new NamedToken("prop", 456));
    SchemaDescriptor schema = SchemaDescriptor.forRelType(this.schema.getEntityTokenIds()[0], this.schema.getPropertyIds());
    IndexPrototype prototype = IndexPrototype.uniqueForSchema(schema).withName("constraint name").withIndexProvider(GenericNativeIndexProvider.DESCRIPTOR);
    IndexDescriptor constraintIndex = prototype.materialise(42);
    when(constraintIndexCreator.createUniquenessConstraintIndex(any(), any(), eq(prototype))).thenReturn(constraintIndex);
    IndexProxy indexProxy = mock(IndexProxy.class);
    when(indexProxy.getDescriptor()).thenReturn(constraintIndex);
    when(indexingService.getIndexProxy(constraintIndex)).thenReturn(indexProxy);
    when(storageReader.constraintsGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    when(storageReader.indexGetForSchema(schema)).thenReturn(Collections.emptyIterator());
    // when
    var e = assertThrows(KernelException.class, () -> operations.uniquePropertyConstraintCreate(prototype));
    assertThat(e.getUserMessage(tokenHolders)).contains("relationship type schema");
}

Example 3 with NamedToken

use of org.neo4j.token.api.NamedToken in project neo4j by neo4j.

the class SchemaRuleMigrationTest method mustOverwritePreviousDefaultConstraintNames.

@Test
void mustOverwritePreviousDefaultConstraintNames() throws KernelException {
    SchemaRule rule = ConstraintDescriptorFactory.uniqueForSchema(SchemaDescriptor.forLabel(1, 2)).withId(1).withName("constraint_1");
    srcTokenHolders.labelTokens().setInitialTokens(List.of(new NamedToken("Label", 1)));
    srcTokenHolders.propertyKeyTokens().setInitialTokens(List.of(new NamedToken("prop", 2)));
    when(src.getAll(any())).thenReturn(List.of(rule));
    RecordStorageMigrator.migrateSchemaRules(srcTokenHolders, src, dst, NULL);
    assertEquals(1, writtenRules.size());
    assertEquals("constraint_952591e6", writtenRules.get(0).getName());
}

Example 4 with NamedToken

use of org.neo4j.token.api.NamedToken in project neo4j by neo4j.

the class SchemaRuleMigrationTest method mustOverwritePreviousDefaultIndexNames.

@Test
void mustOverwritePreviousDefaultIndexNames() throws KernelException {
    SchemaRule rule = IndexPrototype.forSchema(SchemaDescriptor.forLabel(1, 2)).withName("index_1").materialise(1);
    srcTokenHolders.labelTokens().setInitialTokens(List.of(new NamedToken("Label", 1)));
    srcTokenHolders.propertyKeyTokens().setInitialTokens(List.of(new NamedToken("prop", 2)));
    when(src.getAll(any())).thenReturn(List.of(rule));
    RecordStorageMigrator.migrateSchemaRules(srcTokenHolders, src, dst, NULL);
    assertEquals(1, writtenRules.size());
    assertEquals("index_c3fbd584", writtenRules.get(0).getName());
}

Example 5 with NamedToken

use of org.neo4j.token.api.NamedToken in project neo4j by neo4j.

the class DelegatingTokenHolder method createToken.

/**
 * Create and put new token in cache.
 *
 * @param name token name
 * @return newly created token id
 */
@Override
protected synchronized int createToken(String name, boolean internal) throws KernelException {
    Integer id = internal ? tokenRegistry.getIdInternal(name) : tokenRegistry.getId(name);
    if (id != null) {
        return id;
    }
    id = tokenCreator.createToken(name, internal);
    try {
        tokenRegistry.put(new NamedToken(name, id, internal));
    } catch (NonUniqueTokenException e) {
        throw new UnspecifiedKernelException(Status.General.UnknownError, e, "Newly created token should be unique.");
    }
    return id;
}