Java Exchange.getOut方法代碼示例

import org.apache.camel.Exchange; //導入方法依賴的package包/類
@SuppressWarnings("unchecked")
@Override
public void process(Exchange exchange) throws Exception {
    Message in = exchange.getIn();
    Address address = in.getHeader(Constants.ADDRESS_HEADER, Address.class);
    Class<?> datatype = in.getHeader(Constants.DATATYPE_HEADER, Class.class);
    Object value = in.getBody(Object.class);
    PlcWriteRequest plcSimpleWriteRequest = new PlcWriteRequest(datatype, address, value);
    PlcWriter plcWriter = plcConnection.getWriter().orElseThrow(() -> new IllegalArgumentException("Writer for driver not found"));
    CompletableFuture<PlcWriteResponse> completableFuture = plcWriter.write(plcSimpleWriteRequest);
    int currentlyOpenRequests = openRequests.incrementAndGet();
    try {
        log.debug("Currently open requests including {}:{}", exchange, currentlyOpenRequests);
        PlcWriteResponse plcWriteResponse = completableFuture.get();
        if (exchange.getPattern().isOutCapable()) {
            Message out = exchange.getOut();
            out.copyFrom(exchange.getIn());
            out.setBody(plcWriteResponse);
        } else {
            in.setBody(plcWriteResponse);
        }
    } finally {
        int openRequestsAfterFinish = openRequests.decrementAndGet();
        log.trace("Open Requests after {}:{}", exchange, openRequestsAfterFinish);
    }
}
 

import org.apache.camel.Exchange; //導入方法依賴的package包/類
@Override
public void onCompletion(Exchange exchange) {
	if (wrappedAggregationStrategy != null
			&& wrappedAggregationStrategy instanceof CompletionAwareAggregationStrategy) {
		((CompletionAwareAggregationStrategy) wrappedAggregationStrategy).onCompletion(exchange);
	}

	// Remove exception, fault and redelivery info from exchange
	exchange.setException(null);
	exchange.removeProperty(Exchange.FAILURE_HANDLED);
	exchange.removeProperty(Exchange.FAILURE_ENDPOINT);
	exchange.removeProperty(Exchange.FAILURE_ROUTE_ID);
	exchange.removeProperty(Exchange.ERRORHANDLER_CIRCUIT_DETECTED);
	exchange.removeProperty(Exchange.ERRORHANDLER_HANDLED);
	exchange.removeProperty(Exchange.EXCEPTION_HANDLED);
	exchange.removeProperty(Exchange.EXCEPTION_CAUGHT);

	Message message = exchange.hasOut() ? exchange.getOut() : exchange.getIn();
	message.setFault(false);
	message.removeHeader(Exchange.REDELIVERED);
	message.removeHeader(Exchange.REDELIVERY_COUNTER);
	message.removeHeader(Exchange.REDELIVERY_DELAY);
	message.removeHeader(Exchange.REDELIVERY_EXHAUSTED);
	message.removeHeader(Exchange.REDELIVERY_MAX_COUNTER);
}
 

import org.apache.camel.Exchange; //導入方法依賴的package包/類
@Override
public void process(Exchange exchange) throws Exception {
	OrientDBEndpoint endpoint = (OrientDBEndpoint)getEndpoint();
	curDb = endpoint.databaseOpen();
	Object input = exchange.getIn().getBody();
	Message out = exchange.getOut(); 
	out.getHeaders().putAll(exchange.getIn().getHeaders());

	
	if (input instanceof List){
		out.setBody(endpoint.makeOutObject(processList((List<?>)input, endpoint, curDb)));
	}else if (input instanceof String && isJSONList((String)input)){
		List<String> inputList =  strToJSONsList((String)input);
		out.setBody(endpoint.makeOutObject(processList(inputList, endpoint, curDb)));
	}else{
		out.setBody(endpoint.makeOutObject(processSingleObject(input, endpoint, curDb)));
	}
	endpoint.databaseClose(curDb);
	curDb=null;
}
 

import org.apache.camel.Exchange; //導入方法依賴的package包/類
@Override
protected void onExchange(Exchange exchange) throws Exception {
    Message incomingMessage = exchange.getIn();
    String newResourceUri = incomingMessage.getHeader(AtlasConstants.ATLAS_RESOURCE_URI, String.class);
    if (newResourceUri != null) {
        incomingMessage.removeHeader(AtlasConstants.ATLAS_RESOURCE_URI);

        log.debug("{} set to {} creating new endpoint to handle exchange", AtlasConstants.ATLAS_RESOURCE_URI,
                newResourceUri);
        AtlasEndpoint newEndpoint = findOrCreateEndpoint(getEndpointUri(), newResourceUri);
        newEndpoint.onExchange(exchange);
        return;
    }

    AtlasSession atlasSession = getAtlasContext(incomingMessage).createSession();
    boolean sourceIsXmlOrJson = isSourceXmlOrJson(atlasSession.getMapping());
    Object body = incomingMessage.getBody();
    if (sourceIsXmlOrJson && body instanceof InputStream) {
        // read the whole stream into a String
        // the XML and JSON parsers expect that
        body = incomingMessage.getBody(String.class);
    }

    // TODO Lookup multiple inputs and map with corresponding source docId
    //      https://github.com/atlasmap/camel-atlasmap/issues/18
    atlasSession.setInput(body);
    atlasContext.process(atlasSession);

    List<Audit> errors = new ArrayList<>();
    for (Audit audit : atlasSession.getAudits().getAudit()) {
        switch (audit.getStatus()) {
        case ERROR:
            errors.add(audit);
            break;
        case WARN:
            LOG.warn("{}: docId='{}', path='{}'", audit.getMessage(), audit.getDocId(), audit.getPath());
            break;
        default:
            LOG.info("{}: docId='{}', path='{}'", audit.getMessage(), audit.getDocId(), audit.getPath());
        }
    }
    if (!errors.isEmpty()) {
        StringBuilder buf = new StringBuilder("Errors: ");
        errors.stream().forEach(a -> buf.append(
                String.format("[%s: docId='%s', path='%s'], ", a.getMessage(), a.getDocId(), a.getPath())));
        throw new AtlasException(buf.toString());
    }

    // now lets output the results to the exchange
    Message out = exchange.getOut();
    out.setBody(atlasSession.getOutput());
    out.setHeaders(incomingMessage.getHeaders());
    out.setAttachments(incomingMessage.getAttachments());
}
 

import org.apache.camel.Exchange; //導入方法依賴的package包/類
@Override
/* default */ Message message(final Exchange exchange) {
    return exchange.getOut();
}