Examples with EntityNotFoundException org.qi4j.spi.entitystore.EntityNotFoundException used on opensource projects

Example 11 with EntityNotFoundException

use of org.qi4j.spi.entitystore.EntityNotFoundException in project qi4j-sdk by Qi4j.

the class LevelDBEntityStoreMixin method applyChanges.

@Override
public void applyChanges(MapChanges changes) throws IOException {
    final WriteBatch writeBatch = db.createWriteBatch();
    try {
        changes.visitMap(new MapChanger() {

            @Override
            public Writer newEntity(final EntityReference ref, EntityDescriptor entityDescriptor) throws IOException {
                return new StringWriter(1000) {

                    @Override
                    public void close() throws IOException {
                        super.close();
                        String jsonState = toString();
                        writeBatch.put(ref.identity().getBytes(charset), jsonState.getBytes(charset));
                    }
                };
            }

            @Override
            public Writer updateEntity(final EntityReference ref, EntityDescriptor entityDescriptor) throws IOException {
                return new StringWriter(1000) {

                    @Override
                    public void close() throws IOException {
                        super.close();
                        String jsonState = toString();
                        writeBatch.put(ref.identity().getBytes(charset), jsonState.getBytes(charset));
                    }
                };
            }

            @Override
            public void removeEntity(EntityReference ref, EntityDescriptor entityDescriptor) throws EntityNotFoundException {
                writeBatch.delete(ref.identity().getBytes(charset));
            }
        });
        db.write(writeBatch);
    } finally {
        writeBatch.close();
    }
}

Example 12 with EntityNotFoundException

use of org.qi4j.spi.entitystore.EntityNotFoundException in project qi4j-sdk by Qi4j.

the class SQLEntityStoreMixin method getValue.

protected EntityValueResult getValue(EntityReference ref) {
    Connection connection = null;
    PreparedStatement ps = null;
    ResultSet rs = null;
    try {
        connection = database.getConnection();
        ps = database.prepareGetEntityStatement(connection);
        database.populateGetEntityStatement(ps, ref);
        rs = ps.executeQuery();
        if (!rs.next()) {
            throw new EntityNotFoundException(ref);
        }
        EntityValueResult result = database.getEntityValue(rs);
        return result;
    } catch (SQLException sqle) {
        throw new EntityStoreException("Unable to get Entity " + ref, sqle);
    } finally {
        SQLUtil.closeQuietly(rs);
        SQLUtil.closeQuietly(ps);
        SQLUtil.closeQuietly(connection);
    }
}

Example 13 with EntityNotFoundException

use of org.qi4j.spi.entitystore.EntityNotFoundException in project qi4j-sdk by Qi4j.

the class AbstractRiakMapEntityStore method applyChanges.

@Override
public void applyChanges(MapChanges changes) throws IOException {
    try {
        final Bucket bucket = riakClient.fetchBucket(bucketKey).execute();
        changes.visitMap(new MapChanger() {

            @Override
            public Writer newEntity(final EntityReference ref, EntityDescriptor entityDescriptor) throws IOException {
                return new StringWriter(1000) {

                    @Override
                    public void close() throws IOException {
                        try {
                            super.close();
                            bucket.store(ref.identity(), toString()).execute();
                        } catch (RiakException ex) {
                            throw new EntityStoreException("Unable to apply entity change: newEntity", ex);
                        }
                    }
                };
            }

            @Override
            public Writer updateEntity(final EntityReference ref, EntityDescriptor entityDescriptor) throws IOException {
                return new StringWriter(1000) {

                    @Override
                    public void close() throws IOException {
                        try {
                            super.close();
                            IRiakObject entity = bucket.fetch(ref.identity()).execute();
                            if (entity == null) {
                                throw new EntityNotFoundException(ref);
                            }
                            bucket.store(ref.identity(), toString()).execute();
                        } catch (RiakException ex) {
                            throw new EntityStoreException("Unable to apply entity change: updateEntity", ex);
                        }
                    }
                };
            }

            @Override
            public void removeEntity(EntityReference ref, EntityDescriptor entityDescriptor) throws EntityNotFoundException {
                try {
                    IRiakObject entity = bucket.fetch(ref.identity()).execute();
                    if (entity == null) {
                        throw new EntityNotFoundException(ref);
                    }
                    bucket.delete(ref.identity()).execute();
                } catch (RiakException ex) {
                    throw new EntityStoreException("Unable to apply entity change: removeEntity", ex);
                }
            }
        });
    } catch (RiakRetryFailedException ex) {
        throw new EntityStoreException("Unable to apply entity changes.", ex);
    }
}

Example 14 with EntityNotFoundException

use of org.qi4j.spi.entitystore.EntityNotFoundException in project qi4j-sdk by Qi4j.

the class AbstractRiakMapEntityStore method get.

@Override
public Reader get(EntityReference entityReference) throws EntityStoreException {
    try {
        Bucket bucket = riakClient.fetchBucket(bucketKey).execute();
        IRiakObject entity = bucket.fetch(entityReference.identity()).execute();
        if (entity == null) {
            throw new EntityNotFoundException(entityReference);
        }
        String jsonState = entity.getValueAsString();
        return new StringReader(jsonState);
    } catch (RiakRetryFailedException ex) {
        throw new EntityStoreException("Unable to get Entity " + entityReference.identity(), ex);
    }
}

Example 15 with EntityNotFoundException

use of org.qi4j.spi.entitystore.EntityNotFoundException in project qi4j-sdk by Qi4j.

the class VoldemortEntityStoreMixin method get.

@Override
public Reader get(EntityReference entityReference) throws EntityStoreException {
    try {
        Versioned<byte[]> versioned = client.get(entityReference.identity());
        if (versioned == null) {
            throw new EntityNotFoundException(entityReference);
        }
        byte[] serializedState = versioned.getValue();
        return new StringReader(new String(serializedState, "UTF-8"));
    } catch (IOException e) {
        throw new EntityStoreException(e);
    }
}