Examples with EntityNotFoundException org.neo4j.kernel.api.exceptions.EntityNotFoundException used on opensource projects

Example 16 with EntityNotFoundException

use of org.neo4j.kernel.api.exceptions.EntityNotFoundException in project neo4j by neo4j.

the class InternalAutoIndexOperations method propertyChanged.

@Override
public void propertyChanged(DataWriteOperations ops, long entityId, Property oldProperty, Property newProperty) throws AutoIndexingKernelException {
    if (enabled) {
        try {
            String name = propertyKeyLookup.getTokenById(oldProperty.propertyKeyId()).name();
            if (propertyKeysToInclude.get().contains(name)) {
                ensureIndexExists(ops);
                type.remove(ops, entityId, name, oldProperty.value());
                type.add(ops, entityId, name, newProperty.value());
            }
        } catch (LegacyIndexNotFoundKernelException | EntityNotFoundException | PropertyNotFoundException e) {
            throw new AutoIndexingKernelException(e);
        } catch (TokenNotFoundException e) {
            // KernelException now
            throw new AutoIndexingKernelException(new PropertyKeyIdNotFoundKernelException(oldProperty.propertyKeyId(), e));
        }
    }
}

Example 17 with EntityNotFoundException

use of org.neo4j.kernel.api.exceptions.EntityNotFoundException in project neo4j by neo4j.

the class NodeProxy method getProperty.

@Override
public Object getProperty(String key, Object defaultValue) {
    if (null == key) {
        throw new IllegalArgumentException("(null) property key is not allowed");
    }
    try (Statement statement = actions.statement()) {
        int propertyKeyId = statement.readOperations().propertyKeyGetForName(key);
        Object value = statement.readOperations().nodeGetProperty(nodeId, propertyKeyId);
        return value == null ? defaultValue : value;
    } catch (EntityNotFoundException e) {
        throw new NotFoundException(e);
    }
}

Example 18 with EntityNotFoundException

use of org.neo4j.kernel.api.exceptions.EntityNotFoundException in project neo4j by neo4j.

the class NodeProxy method createRelationshipTo.

@Override
public Relationship createRelationshipTo(Node otherNode, RelationshipType type) {
    if (otherNode == null) {
        throw new IllegalArgumentException("Other node is null.");
    }
    //}
    try (Statement statement = actions.statement()) {
        int relationshipTypeId = statement.tokenWriteOperations().relationshipTypeGetOrCreateForName(type.name());
        long relationshipId = statement.dataWriteOperations().relationshipCreate(relationshipTypeId, nodeId, otherNode.getId());
        return actions.newRelationshipProxy(relationshipId, nodeId, relationshipTypeId, otherNode.getId());
    } catch (IllegalTokenNameException | RelationshipTypeIdNotFoundKernelException e) {
        throw new IllegalArgumentException(e);
    } catch (EntityNotFoundException e) {
        throw new NotFoundException("Node[" + e.entityId() + "] is deleted and cannot be used to create a relationship");
    } catch (InvalidTransactionTypeKernelException e) {
        throw new ConstraintViolationException(e.getMessage(), e);
    }
}

Example 19 with EntityNotFoundException

use of org.neo4j.kernel.api.exceptions.EntityNotFoundException in project neo4j by neo4j.

the class NodeProxy method getDegree.

@Override
public int getDegree(RelationshipType type, Direction direction) {
    try (Statement statement = actions.statement()) {
        ReadOperations ops = statement.readOperations();
        int typeId = ops.relationshipTypeGetForName(type.name());
        if (typeId == NO_ID) {
            // This type doesn't even exist. Return 0
            return 0;
        }
        return ops.nodeGetDegree(nodeId, direction, typeId);
    } catch (EntityNotFoundException e) {
        throw new NotFoundException("Node not found.", e);
    }
}

Example 20 with EntityNotFoundException

use of org.neo4j.kernel.api.exceptions.EntityNotFoundException in project neo4j by neo4j.

the class NodeProxy method getPropertyKeys.

@Override
public Iterable<String> getPropertyKeys() {
    try (Statement statement = actions.statement()) {
        List<String> keys = new ArrayList<>();
        PrimitiveIntIterator properties = statement.readOperations().nodeGetPropertyKeys(getId());
        while (properties.hasNext()) {
            keys.add(statement.readOperations().propertyKeyGetName(properties.next()));
        }
        return keys;
    } catch (EntityNotFoundException e) {
        throw new NotFoundException("Node not found", e);
    } catch (PropertyKeyIdNotFoundKernelException e) {
        throw new IllegalStateException("Property key retrieved through kernel API should exist.", e);
    }
}