use of nl.nn.adapterframework.core.PipeLineExit in project iaf by ibissource.
the class CorePipeLineProcessor method processPipeLine.
public PipeLineResult processPipeLine(PipeLine pipeLine, String messageId, String message, IPipeLineSession pipeLineSession, String firstPipe) throws PipeRunException {
// Object is the object that is passed to and returned from Pipes
Object object = (Object) message;
PipeRunResult pipeRunResult;
// the PipeLineResult
PipeLineResult pipeLineResult = new PipeLineResult();
if (object == null || (object instanceof String && StringUtils.isEmpty(object.toString()))) {
if (StringUtils.isNotEmpty(pipeLine.getAdapterToRunBeforeOnEmptyInput())) {
log.debug("running adapterBeforeOnEmptyInput");
IAdapter adapter = pipeLine.getAdapter().getConfiguration().getIbisManager().getRegisteredAdapter(pipeLine.getAdapterToRunBeforeOnEmptyInput());
if (adapter == null) {
log.warn("adapterToRunBefore with specified name [" + pipeLine.getAdapterToRunBeforeOnEmptyInput() + "] could not be retrieved");
} else {
PipeLineResult plr = adapter.processMessage(messageId, message, pipeLineSession);
if (plr == null || !plr.getState().equals("success")) {
throw new PipeRunException(null, "adapterToRunBefore [" + pipeLine.getAdapterToRunBeforeOnEmptyInput() + "] ended with state [" + plr.getState() + "]");
}
message = plr.getResult();
log.debug("input after running adapterBeforeOnEmptyInput [" + message + "]");
object = (Object) message;
}
}
}
// ready indicates wether the pipeline processing is complete
boolean ready = false;
// get the first pipe to run
IPipe pipeToRun = pipeLine.getPipe(pipeLine.getFirstPipe());
boolean inputValidateError = false;
IPipe inputValidator = pipeLine.getInputValidator();
if (inputValidator != null) {
log.debug("validating input");
PipeRunResult validationResult = pipeProcessor.processPipe(pipeLine, inputValidator, messageId, message, pipeLineSession);
if (validationResult != null) {
if (!validationResult.getPipeForward().getName().equals("success")) {
PipeForward validationForward = validationResult.getPipeForward();
if (validationForward.getPath() == null) {
throw new PipeRunException(pipeToRun, "forward [" + validationForward.getName() + "] of inputValidator has emtpy forward path");
}
log.warn("setting first pipe to [" + validationForward.getPath() + "] due to validation fault");
inputValidateError = true;
pipeToRun = pipeLine.getPipe(validationForward.getPath());
if (pipeToRun == null) {
throw new PipeRunException(pipeToRun, "forward [" + validationForward.getName() + "], path [" + validationForward.getPath() + "] does not correspond to a pipe");
}
}
Object validatedMessage = validationResult.getResult();
if (validatedMessage != null) {
object = validatedMessage;
message = validatedMessage.toString();
}
}
}
if (!inputValidateError) {
IPipe inputWrapper = pipeLine.getInputWrapper();
if (inputWrapper != null) {
log.debug("wrapping input");
PipeRunResult wrapResult = pipeProcessor.processPipe(pipeLine, inputWrapper, messageId, message, pipeLineSession);
if (wrapResult != null && !wrapResult.getPipeForward().getName().equals("success")) {
PipeForward wrapForward = wrapResult.getPipeForward();
if (wrapForward.getPath() == null) {
throw new PipeRunException(pipeToRun, "forward [" + wrapForward.getName() + "] of inputWrapper has emtpy forward path");
}
log.warn("setting first pipe to [" + wrapForward.getPath() + "] due to wrap fault");
pipeToRun = pipeLine.getPipe(wrapForward.getPath());
if (pipeToRun == null) {
throw new PipeRunException(pipeToRun, "forward [" + wrapForward.getName() + "], path [" + wrapForward.getPath() + "] does not correspond to a pipe");
}
} else {
message = wrapResult.getResult().toString();
}
log.debug("input after wrapping [" + message + "]");
object = (Object) message;
}
}
pipeLine.getRequestSizeStats().addValue(message.length());
if (pipeLine.isStoreOriginalMessageWithoutNamespaces()) {
if (XmlUtils.isWellFormed(message)) {
String removeNamespaces_xslt = XmlUtils.makeRemoveNamespacesXslt(true, true);
try {
String xsltResult = null;
Transformer transformer = XmlUtils.createTransformer(removeNamespaces_xslt);
xsltResult = XmlUtils.transformXml(transformer, message);
pipeLineSession.put("originalMessageWithoutNamespaces", xsltResult);
} catch (IOException e) {
throw new PipeRunException(pipeToRun, "cannot retrieve removeNamespaces", e);
} catch (TransformerConfigurationException te) {
throw new PipeRunException(pipeToRun, "got error creating transformer from removeNamespaces", te);
} catch (TransformerException te) {
throw new PipeRunException(pipeToRun, "got error transforming removeNamespaces", te);
} catch (DomBuilderException te) {
throw new PipeRunException(pipeToRun, "caught DomBuilderException", te);
}
} else {
log.warn("original message is not well-formed");
pipeLineSession.put("originalMessageWithoutNamespaces", message);
}
}
boolean outputValidated = false;
try {
while (!ready) {
pipeRunResult = pipeProcessor.processPipe(pipeLine, pipeToRun, messageId, object, pipeLineSession);
object = pipeRunResult.getResult();
if (!(pipeToRun instanceof AbstractPipe)) {
if (object != null && object instanceof String) {
StatisticsKeeper sizeStat = pipeLine.getPipeSizeStatistics(pipeToRun);
if (sizeStat != null) {
sizeStat.addValue(((String) object).length());
}
}
}
PipeForward pipeForward = pipeRunResult.getPipeForward();
if (pipeForward == null) {
throw new PipeRunException(pipeToRun, "Pipeline of [" + pipeLine.getOwner().getName() + "] received result from pipe [" + pipeToRun.getName() + "] without a pipeForward");
}
// get the next pipe to run
String nextPath = pipeForward.getPath();
if ((null == nextPath) || (nextPath.length() == 0)) {
throw new PipeRunException(pipeToRun, "Pipeline of [" + pipeLine.getOwner().getName() + "] got an path that equals null or has a zero-length value from pipe [" + pipeToRun.getName() + "]. Check the configuration, probably forwards are not defined for this pipe.");
}
PipeLineExit plExit = pipeLine.getPipeLineExits().get(nextPath);
if (null != plExit) {
boolean outputWrapError = false;
IPipe outputWrapper = pipeLine.getOutputWrapper();
if (outputWrapper != null) {
log.debug("wrapping PipeLineResult");
PipeRunResult wrapResult = pipeProcessor.processPipe(pipeLine, outputWrapper, messageId, object, pipeLineSession);
if (wrapResult != null && !wrapResult.getPipeForward().getName().equals("success")) {
PipeForward wrapForward = wrapResult.getPipeForward();
if (wrapForward.getPath() == null) {
throw new PipeRunException(pipeToRun, "forward [" + wrapForward.getName() + "] of outputWrapper has emtpy forward path");
}
log.warn("setting next pipe to [" + wrapForward.getPath() + "] due to wrap fault");
outputWrapError = true;
pipeToRun = pipeLine.getPipe(wrapForward.getPath());
if (pipeToRun == null) {
throw new PipeRunException(pipeToRun, "forward [" + wrapForward.getName() + "], path [" + wrapForward.getPath() + "] does not correspond to a pipe");
}
} else {
log.debug("wrap succeeded");
object = wrapResult.getResult();
}
log.debug("PipeLineResult after wrapping [" + object.toString() + "]");
}
if (!outputWrapError) {
IPipe outputValidator = pipeLine.getOutputValidator();
if ((outputValidator != null) && !outputValidated) {
outputValidated = true;
log.debug("validating PipeLineResult");
PipeRunResult validationResult;
validationResult = pipeProcessor.processPipe(pipeLine, outputValidator, messageId, object, pipeLineSession);
if (validationResult != null && !validationResult.getPipeForward().getName().equals("success")) {
PipeForward validationForward = validationResult.getPipeForward();
if (validationForward.getPath() == null) {
throw new PipeRunException(pipeToRun, "forward [" + validationForward.getName() + "] of outputValidator has emtpy forward path");
}
log.warn("setting next pipe to [" + validationForward.getPath() + "] due to validation fault");
pipeToRun = pipeLine.getPipe(validationForward.getPath());
if (pipeToRun == null) {
throw new PipeRunException(pipeToRun, "forward [" + validationForward.getName() + "], path [" + validationForward.getPath() + "] does not correspond to a pipe");
}
} else {
log.debug("validation succeeded");
object = validationResult.getResult();
ready = true;
}
} else {
ready = true;
}
} else {
ready = true;
}
if (ready) {
String state = plExit.getState();
pipeLineResult.setState(state);
pipeLineResult.setExitCode(plExit.getExitCode());
if (object != null && !plExit.getEmptyResult()) {
pipeLineResult.setResult(object.toString());
} else {
pipeLineResult.setResult(null);
}
ready = true;
if (log.isDebugEnabled()) {
// for performance reasons
String skString = "";
for (Iterator it = pipeLineSession.keySet().iterator(); it.hasNext(); ) {
String key = (String) it.next();
Object value = pipeLineSession.get(key);
skString = skString + "\n " + key + "=[" + value + "]";
}
log.debug("Available session keys at finishing pipeline of adapter [" + pipeLine.getOwner().getName() + "]:" + skString);
log.debug("Pipeline of adapter [" + pipeLine.getOwner().getName() + "] finished processing messageId [" + messageId + "] result: [" + object + "] with exit-state [" + state + "]");
}
}
} else {
pipeToRun = pipeLine.getPipe(pipeForward.getPath());
if (pipeToRun == null) {
throw new PipeRunException(null, "Pipeline of adapter [" + pipeLine.getOwner().getName() + "] got an erroneous definition. Pipe to execute [" + pipeForward.getPath() + "] is not defined.");
}
}
}
} finally {
for (int i = 0; i < pipeLine.getExitHandlers().size(); i++) {
IPipeLineExitHandler exitHandler = pipeLine.getExitHandlers().get(i);
try {
if (log.isDebugEnabled())
log.debug("processing ExitHandler [" + exitHandler.getName() + "]");
exitHandler.atEndOfPipeLine(messageId, pipeLineResult, pipeLineSession);
} catch (Throwable t) {
log.warn("Caught Exception processing ExitHandler [" + exitHandler.getName() + "]", t);
}
}
}
return pipeLineResult;
}
use of nl.nn.adapterframework.core.PipeLineExit in project iaf by ibissource.
the class AbstractPipe method configure.
/**
* <code>configure()</code> is called after the {@link nl.nn.adapterframework.core.PipeLine Pipeline} is registered
* at the {@link nl.nn.adapterframework.core.Adapter Adapter}. Purpose of this method is to reduce
* creating connections to databases etc. in the {@link #doPipe(Object) doPipe()} method.
* As much as possible class-instantiating should take place in the
* <code>configure()</code> method, to improve performance.
*/
@Override
public void configure() throws ConfigurationException {
ParameterList params = getParameterList();
if (params != null) {
try {
params.configure();
} catch (ConfigurationException e) {
throw new ConfigurationException(getLogPrefix(null) + "while configuring parameters", e);
}
}
if (!StringUtils.isEmpty(getElementToMove()) && !StringUtils.isEmpty(getElementToMoveChain())) {
throw new ConfigurationException(getLogPrefix(null) + "cannot have both an elementToMove and an elementToMoveChain specified");
}
if (pipeForwards.isEmpty()) {
ConfigurationWarnings configWarnings = ConfigurationWarnings.getInstance();
String msg = getLogPrefix(null) + "has no forwards defined.";
configWarnings.add(log, msg);
} else {
for (Iterator<String> it = pipeForwards.keySet().iterator(); it.hasNext(); ) {
String forwardName = it.next();
PipeForward forward = pipeForwards.get(forwardName);
if (forward != null) {
String path = forward.getPath();
if (path != null) {
PipeLineExit plExit = pipeline.getPipeLineExits().get(path);
if (plExit == null) {
if (pipeline.getPipe(path) == null) {
ConfigurationWarnings configWarnings = ConfigurationWarnings.getInstance();
String msg = getLogPrefix(null) + "has a forward of which the pipe to execute [" + path + "] is not defined.";
configWarnings.add(log, msg);
}
}
}
}
}
}
if (getLocker() != null) {
getLocker().configure();
}
eventHandler = MonitorManager.getEventHandler();
}
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