Examples with EventValues org.fisco.bcos.web3j.abi.EventValues used on opensource projects

Example 1 with EventValues

use of org.fisco.bcos.web3j.abi.EventValues in project web3sdk by FISCO-BCOS.

the class TransactionDecoder method decodeEventLogReturnObject.

/**
 * @param log
 * @return LogResult
 * @throws BaseException
 */
public LogResult decodeEventLogReturnObject(Log log) throws BaseException {
    // decode log
    List<AbiDefinition> abiDefinitions = ContractAbiUtil.getEventAbiDefinitions(abi);
    LogResult result = new LogResult();
    for (AbiDefinition abiDefinition : abiDefinitions) {
        // String eventName = decodeMethodSign(abiDefinition);
        String eventSignature = EventEncoder.buildEventSignature(decodeMethodSign(abiDefinition));
        List<String> topics = log.getTopics();
        if ((null == topics) || topics.isEmpty() || !topics.get(0).equals(eventSignature)) {
            continue;
        }
        EventValues eventValued = ContractAbiUtil.decodeEvent(log, abiDefinition);
        if (null != eventValued) {
            List<EventResultEntity> resultEntityList = new ArrayList<EventResultEntity>();
            List<NamedType> inputs = abiDefinition.getInputs();
            List<NamedType> indexedInputs = inputs.stream().filter(NamedType::isIndexed).collect(Collectors.toList());
            List<NamedType> nonIndexedInputs = inputs.stream().filter(p -> !p.isIndexed()).collect(Collectors.toList());
            for (int i = 0; i < indexedInputs.size(); i++) {
                EventResultEntity eventEntity = new EventResultEntity(indexedInputs.get(i).getName(), indexedInputs.get(i).getType(), true, eventValued.getIndexedValues().get(i));
                resultEntityList.add(eventEntity);
            }
            for (int i = 0; i < nonIndexedInputs.size(); i++) {
                EventResultEntity eventEntity = new EventResultEntity(nonIndexedInputs.get(i).getName(), nonIndexedInputs.get(i).getType(), false, eventValued.getNonIndexedValues().get(i));
                resultEntityList.add(eventEntity);
            }
            // result.setEventName(eventName);
            result.setLogParams(resultEntityList);
            result.setLog(log);
            logger.debug(" event log result: {}", result);
            return result;
        }
    }
    return null;
}

Example 2 with EventValues

use of org.fisco.bcos.web3j.abi.EventValues in project web3sdk by FISCO-BCOS.

the class Contract method staticExtractEventParameters.

public static EventValues staticExtractEventParameters(Event event, Log log) {
    List<String> topics = log.getTopics();
    String encodedEventSignature = EventEncoder.encode(event);
    if (!topics.get(0).equals(encodedEventSignature)) {
        return null;
    }
    List<Type> indexedValues = new ArrayList<>();
    List<Type> nonIndexedValues = FunctionReturnDecoder.decode(log.getData(), event.getNonIndexedParameters());
    List<TypeReference<Type>> indexedParameters = event.getIndexedParameters();
    for (int i = 0; i < indexedParameters.size(); i++) {
        Type value = FunctionReturnDecoder.decodeIndexedValue(topics.get(i + 1), indexedParameters.get(i));
        indexedValues.add(value);
    }
    return new EventValues(indexedValues, nonIndexedValues);
}

Example 3 with EventValues

use of org.fisco.bcos.web3j.abi.EventValues in project web3sdk by FISCO-BCOS.

the class TransactionDecoder method decodeEventReturnObject.

public Tuple2<AbiDefinition, List<EventResultEntity>> decodeEventReturnObject(Log log) throws BaseException, IOException {
    Tuple2<AbiDefinition, List<EventResultEntity>> result = null;
    // decode log
    List<AbiDefinition> abiDefinitions = ContractAbiUtil.getEventAbiDefinitions(abi);
    for (AbiDefinition abiDefinition : abiDefinitions) {
        String eventSignature = EventEncoder.buildEventSignature(decodeMethodSign(abiDefinition));
        List<String> topics = log.getTopics();
        if ((null == topics) || topics.isEmpty() || !topics.get(0).equals(eventSignature)) {
            continue;
        }
        EventValues eventValued = ContractAbiUtil.decodeEvent(log, abiDefinition);
        if (null != eventValued) {
            List<EventResultEntity> resultEntityList = new ArrayList<EventResultEntity>();
            List<NamedType> inputs = abiDefinition.getInputs();
            List<NamedType> indexedInputs = inputs.stream().filter(NamedType::isIndexed).collect(Collectors.toList());
            List<NamedType> nonIndexedInputs = inputs.stream().filter(p -> !p.isIndexed()).collect(Collectors.toList());
            for (int i = 0; i < indexedInputs.size(); i++) {
                EventResultEntity eventEntity = new EventResultEntity(indexedInputs.get(i).getName(), indexedInputs.get(i).getType(), true, eventValued.getIndexedValues().get(i));
                resultEntityList.add(eventEntity);
            }
            for (int i = 0; i < nonIndexedInputs.size(); i++) {
                EventResultEntity eventEntity = new EventResultEntity(nonIndexedInputs.get(i).getName(), nonIndexedInputs.get(i).getType(), false, eventValued.getNonIndexedValues().get(i));
                resultEntityList.add(eventEntity);
            }
            result = new Tuple2<AbiDefinition, List<EventResultEntity>>(abiDefinition, resultEntityList);
            break;
        }
    }
    return result;
}

Example 4 with EventValues

use of org.fisco.bcos.web3j.abi.EventValues in project web3sdk by FISCO-BCOS.

the class ContractAbiUtil method decodeEvent.

/**
 * @param log
 * @param abiDefinition
 * @return
 * @throws BaseException
 */
public static EventValues decodeEvent(Log log, AbiDefinition abiDefinition) throws BaseException {
    List<TypeReference<?>> finalOutputs = paramFormat(abiDefinition.getInputs());
    Event event = new Event(abiDefinition.getName(), finalOutputs);
    EventValues eventValues = Contract.staticExtractEventParameters(event, log);
    return eventValues;
}