Java Code Examples for org.bson.BsonWriter#writeString()

@SuppressWarnings("unchecked")
private void encodeEntity(final BsonWriter writer, final T value, final EncoderContext encoderContext) {
    if (areEquivalentTypes(value.getClass(), morphiaCodec.getEntityModel().getType())) {
        writer.writeStartDocument();

        FieldModel<?> idModel = morphiaCodec.getEntityModel().getIdModel();
        encodeIdProperty(writer, value, encoderContext, idModel);

        if (morphiaCodec.getEntityModel().useDiscriminator()) {
            writer.writeString(morphiaCodec.getEntityModel().getDiscriminatorKey(), morphiaCodec.getEntityModel().getDiscriminator());
        }

        for (FieldModel<?> fieldModel : morphiaCodec.getEntityModel().getFieldModels()) {
            if (fieldModel.equals(idModel)) {
                continue;
            }
            encodeProperty(writer, value, encoderContext, fieldModel);
        }
        writer.writeEndDocument();
    } else {
        morphiaCodec.getRegistry().get((Class<T>) value.getClass())
                    .encode(writer, value, encoderContext);
    }
}
 

@Override
public void encode(BsonWriter writer, IamBean value, EncoderContext encoderContext) {
    writer.writeStartDocument();
    writer.writeString("message_id", value.getMessageId());
    writer.writeString("role_id", value.getRoleId());
    writer.writeEndDocument();
}
 

/**
 * Matches documents that satisfy a JavaScript expression.
 *
 * @param val the value to check
 * @return the filter
 * @query.filter $where
 */
public static Filter where(final String val) {
    return new Filter("$where", null, val) {
        @Override
        public void encode(final Mapper mapper, final BsonWriter writer, final EncoderContext context) {
            writer.writeName(getFilterName());
            String value = getValue(mapper).toString().trim();
            if (!value.startsWith("function()")) {
                value = format("function() { %s }", value);
            }
            writer.writeString(value);
        }
    };
}
 

@Override
protected void encodeStage(final BsonWriter writer, final Lookup value, final EncoderContext encoderContext) {
    writer.writeStartDocument();
    if(value.getFrom() != null) {
        writeNamedValue(writer, "from", value.getFrom(), encoderContext);
    } else {
        MongoCollection collection = getMapper().getCollection(value.getFromType());
        writer.writeString("from", collection.getNamespace().getCollectionName());
    }

    writer.writeString("localField", value.getLocalField());
    writer.writeString("foreignField", value.getForeignField());
    writer.writeString("as", value.getAs());
    writer.writeEndDocument();
}
 

@Override
public void encode(final BsonWriter writer, final URI value, final EncoderContext encoderContext) {
    try {
        writer.writeString(value.toURL().toExternalForm());
    } catch (MalformedURLException e) {
        throw new BSONException("Could not serialize the URI: " + value);
    }
}
 

@Override
@SuppressWarnings("unchecked")
protected void encodeStage(final BsonWriter writer, final Out value, final EncoderContext encoderContext) {
    if(value.getType() != null) {
        writer.writeString(getMapper().getCollection(value.getType()).getNamespace().getCollectionName());
    } else {
        writer.writeString(value.getCollection());
    }
}
 

@Override
@SuppressWarnings("unchecked")
protected void encodeStage(final BsonWriter writer, final GraphLookup value, final EncoderContext encoderContext) {
    writer.writeStartDocument();
    if(value.getFrom() != null) {
        writeNamedValue(writer, "from", value.getFrom(), encoderContext);
    } else {
        MongoCollection collection = getMapper().getCollection(value.getFromType());
        writer.writeString("from", collection.getNamespace().getCollectionName());
    }
    writeNamedExpression(getMapper(), writer, "startWith", value.getStartWith(), encoderContext);
    writeNamedValue(writer, "connectFromField", value.getConnectFromField(), encoderContext);
    writeNamedValue(writer, "connectToField", value.getConnectToField(), encoderContext);
    writeNamedValue(writer, "as", value.getAs(), encoderContext);
    writeNamedValue(writer, "maxDepth", value.getMaxDepth(), encoderContext);
    writeNamedValue(writer, "depthField", value.getDepthField(), encoderContext);
    Filter[] restriction = value.getRestriction();
    if (restriction != null) {
        writer.writeStartDocument("restrictSearchWithMatch");
        for (final Filter filter : restriction) {
            filter.encode(getMapper(), writer, encoderContext);
        }
        writer.writeEndDocument();
    }

    writer.writeEndDocument();
}
 

@Override
public void encode(final BsonWriter writer, final Locale value, final EncoderContext encoderContext) {
    if (value == null) {
        writer.writeNull();
    } else {
        writer.writeString(value.toString());
    }
}
 

private void writeEnum(final BsonWriter writer, final String name, final Enum value, final EncoderContext encoderContext) {
    if (value != null) {
        writer.writeString(name, value.name().toLowerCase());
    }
}
 

@Override
protected void encodeStage(final BsonWriter writer, final Merge value, final EncoderContext encoderContext) {
    writer.writeStartDocument();
    String collection;
    String database = null;
    if(value.getType() != null) {
        collection = getMapper().getMappedClass(value.getType()).getCollectionName();
    } else {
        collection = value.getCollection();
        database = value.getDatabase();
    }

    if(database == null) {
        writer.writeString("into", collection);
    } else {
        writer.writeStartDocument("into");
        writer.writeString("db", database);
        writer.writeString("coll", collection);
        writer.writeEndDocument();
    }

    List<String> on = value.getOn();
    if(on != null) {
        if(on.size() == 1) {
            writer.writeString("on", on.get(0));
        } else {
            writer.writeStartArray("on");
            for (final String name : on) {
                writer.writeString(name);
            }
            writer.writeEndArray();
        }
    }
    Map<String, Expression> variables = value.getVariables();
    if(variables != null) {
        writer.writeStartDocument("let");
        for (final Entry<String, Expression> entry : variables.entrySet()) {
            writer.writeName(entry.getKey());
            entry.getValue().encode(getMapper(), writer, encoderContext);
        }
        writer.writeEndDocument();
    }
    writeEnum(writer, "whenMatched", value.getWhenMatched(), encoderContext);
    List<Stage> pipeline = value.getWhenMatchedPipeline();
    if(pipeline != null) {
        writer.writeName("whenMatched");
        Codec codec = getCodecRegistry().get(pipeline.getClass());
        encoderContext.encodeWithChildContext(codec, writer, pipeline);
    }
    writeEnum(writer, "whenNotMatched", value.getWhenNotMatched(), encoderContext);
    writer.writeEndDocument();
}
 

@Override
public void encode(final BsonWriter writer) {
    writer.writeStartDocument();
    writer.writeString("$meta", "textScore");
    writer.writeEndDocument();
}
 

@Override
public void encode(final BsonWriter writer, final Level level, final EncoderContext encoderContext) {
    writer.writeString(level.name());
}
 

@Override
public void encode(final BsonWriter writer, final T value, final EncoderContext encoderContext) {
    writer.writeString(value.name());
}
 

@Override
protected void encodeStage(final BsonWriter writer, final Count value, final EncoderContext encoderContext) {
    writer.writeString(value.getName());
}
 

@Override
public void encode(final Mapper mapper, final BsonWriter writer, final EncoderContext encoderContext) {
    writer.writeStartDocument();
    writer.writeString(getOperation(), "textScore");
    writer.writeEndDocument();
}
 

@Override
public void encode(BsonWriter bsonWriter, BigDecimal bigDecimal, EncoderContext encoderContext) {
    bsonWriter.writeString(bigDecimal.toPlainString());
}
 

@Override
public void encode(final BsonWriter writer, final Level level, final EncoderContext encoderContext) {
    writer.writeString(level.name());
}
 

@Override
public void encode(final BsonWriter writer, final Long value, final EncoderContext encoderContext) {
    writer.writeString(value.toString());
}
 

@Override
public void encode(BsonWriter writer, URI value, EncoderContext encoderContext) {
    writer.writeString(value.toString());
}
 

@Override
public void encode(BsonWriter writer, Snowflake value, EncoderContext encoderContext) {
    writer.writeString(value.asString());
}