Example usage for com.fasterxml.jackson.core JsonProcessingException getStackTrace

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonProcessingException getStackTrace.

Prototype

public StackTraceElement[] getStackTrace() 

Source Link

Document

Provides programmatic access to the stack trace information printed by #printStackTrace() .

Usage

From source file:org.metis.sql.SqlJob.java

/**
 * Polls the DB and notifies clients of a change in the DB or a fatal error.
 * //  w w w .ja  v  a2  s.co  m
 * @return
 * @throws Exception
 */
private String pollDB() throws Exception {

    SqlResult sqlResult = null;

    try {

        // execute the sql statement. if a sqlResult was not returned,
        // then an error occurred and this job must be considered
        // defunct.
        if ((sqlResult = sqlStmnt.execute(getlParams())) == null) {
            // execute will have logged the necessary debug/error info.
            // notify all subscribed clients, that an error has occurred
            // and that this job is being stopped
            LOG.error(getThreadName() + ":ERROR, execute did not return a sqlResult object");
            sendInternalServerError("");
            throw new Exception("execute returns null sqlResult");
        }

        // sqlResult was returned, but it may not contain a result set
        List<Map<String, Object>> listMap = sqlResult.getResultSet();
        String jsonOutput = null;
        if (listMap == null || listMap.isEmpty()) {
            LOG.trace(getThreadName() + ":sqlResult did not contain a result set");
        } else {
            // convert the result set to a json object
            jsonOutput = Utils.generateJson(listMap);
            if (LOG.isTraceEnabled()) {
                if (jsonOutput.length() > 100) {
                    LOG.trace(getThreadName() + ": first 100 bytes of acquired result set = "
                            + jsonOutput.substring(0, 100));
                } else {
                    LOG.trace(getThreadName() + ": acquired this result set - " + jsonOutput);
                }
            }
        }

        // get the digital signature of the json object (if any) that
        // represents the result set
        String dSign = (jsonOutput != null) ? getHashOf(jsonOutput) : WS_DFLT_SIGNATURE;
        LOG.trace(getThreadName() + ": acquired digital signature = " + dSign);
        LOG.trace(getThreadName() + ": current  digital signature = " + getDigitalSignature());

        // determine if a change has occurred
        if (getDigitalSignature() == null) {
            // first time, so just update the current digital signature
            setDigitalSignature(dSign);
        } else if (!dSign.equals(getDigitalSignature())) {
            // update the current digital signature
            setDigitalSignature(dSign);
            // ... and send the notification
            LOG.debug(getThreadName() + ": sending notification");
            sendChangeNotification(dSign);
            return getDigitalSignature();
        }

    } catch (JsonProcessingException exc) {
        LOG.error(getThreadName() + ":ERROR, caught this " + "JsonProcessingException while trying to gen json "
                + "message: " + exc.toString());
        LOG.error(getThreadName() + ": exception stack trace follows:");
        dumpStackTrace(exc.getStackTrace());
        if (exc.getCause() != null) {
            LOG.error(getThreadName() + ": Caused by " + exc.getCause().toString());
            LOG.error(getThreadName() + ": causing exception stack trace follows:");
            dumpStackTrace(exc.getCause().getStackTrace());
        }
        sendInternalServerError("");
        throw exc;

    } catch (Exception exc) {
        LOG.error(getThreadName() + ":ERROR, caught this " + "Exception while trying to gen json " + "message: "
                + exc.toString());
        LOG.error(getThreadName() + ": exception stack trace follows:");
        dumpStackTrace(exc.getStackTrace());
        if (exc.getCause() != null) {
            LOG.error(getThreadName() + ": Caused by " + exc.getCause().toString());
            LOG.error(getThreadName() + ": causing exception stack trace follows:");
            dumpStackTrace(exc.getCause().getStackTrace());
        }
        sendInternalServerError("");
        throw exc;
    } finally {
        if (sqlResult != null) {
            SqlResult.enqueue(sqlResult);
        }
    }

    return null;
}

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From source file:org.opencb.opencga.server.rest.OpenCGAWSServer.java

protected Response createJsonResponse(QueryResponse queryResponse) {
    try {//from  ww  w .ja  v a  2 s  .  com
        return buildResponse(Response.ok(jsonObjectWriter.writeValueAsString(queryResponse),
                MediaType.APPLICATION_JSON_TYPE));
    } catch (JsonProcessingException e) {
        e.printStackTrace();
        logger.error("Error parsing queryResponse object");
        return createErrorResponse("",
                "Error parsing QueryResponse object:\n" + Arrays.toString(e.getStackTrace()));
    }
}

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From source file:org.opencb.opencga.storage.server.rest.GenericRestWebService.java

protected Response createJsonResponse(Object object) {
    try {/*from www.j  av a 2s .c  o  m*/
        return buildResponse(
                Response.ok(jsonObjectWriter.writeValueAsString(object), MediaType.APPLICATION_JSON_TYPE));
    } catch (JsonProcessingException e) {
        return createErrorResponse(
                "Error parsing QueryResponse object:\n" + Arrays.toString(e.getStackTrace()));
    }
}

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