public void doQuery(final OutputStream out, DoQueryParameters parameters) throws Exception {
final CdaEngine engine = CdaEngine.getInstance();
final QueryOptions queryOptions = new QueryOptions();
final String path =
getRelativePath(parameters.getPath(), parameters.getSolution(), parameters.getFile());
final CdaSettings cdaSettings = SettingsManager.getInstance().parseSettingsFile(path);
// Handle paging options
// We assume that any paging options found mean that the user actively wants paging.
final long pageSize = parameters.getPageSize();
final long pageStart = parameters.getPageStart();
final boolean paginate = parameters.isPaginateQuery();
if (pageSize > 0 || pageStart > 0 || paginate) {
if (pageSize > Integer.MAX_VALUE || pageStart > Integer.MAX_VALUE) {
throw new ArithmeticException("Paging values too large");
}
queryOptions.setPaginate(true);
queryOptions.setPageSize(pageSize > 0 ? (int) pageSize : paginate ? DEFAULT_PAGE_SIZE : 0);
queryOptions.setPageStart(
pageStart > 0 ? (int) pageStart : paginate ? DEFAULT_START_PAGE : 0);
}
// Support for bypassCache (we'll maintain the name we use in CDE
/*if(requestParams.hasParameter("bypassCache")){
queryOptions.setCacheBypass(Boolean.parseBoolean(requestParams.getStringParameter("bypassCache","false")));
}*/
queryOptions.setCacheBypass(parameters.isBypassCache());
// Handle the query itself and its output format...
queryOptions.setOutputType(parameters.getOutputType());
queryOptions.setDataAccessId(parameters.getDataAccessId());
try {
queryOptions.setOutputIndexId(parameters.getOutputIndexId());
} catch (NumberFormatException e) {
logger.error("Illegal outputIndexId '" + parameters.getOutputIndexId() + "'");
}
final ArrayList<String> sortBy = new ArrayList<String>();
String[] def = {};
for (Object obj : parameters.getSortBy()) {
if (!((String) obj).equals("")) {
sortBy.add((String) obj);
}
}
queryOptions.setSortBy(sortBy);
// ... and the query parameters
// We identify any pathParams starting with "param" as query parameters and extra settings
// prefixed with "setting"
@SuppressWarnings("unchecked")
final Iterator settings = parameters.getExtraSettings().entrySet().iterator();
while (settings.hasNext()) {
Map.Entry<String, Object> pairs = (Map.Entry) settings.next();
final String name = pairs.getKey();
final Object parameter = pairs.getValue();
queryOptions.addSetting(name, (String) parameter);
}
final Iterator params = parameters.getExtraParams().entrySet().iterator();
while (params.hasNext()) {
Map.Entry<String, Object> pairs = (Map.Entry) params.next();
final String name = pairs.getKey();
final Object parameter = pairs.getValue();
queryOptions.addParameter(name, parameter);
// if(name.startsWith(PREFIX_PARAMETER)){
// queryOptions.addParameter(name.substring(PREFIX_PARAMETER.length()), parameter);
// logger.debug("##########"+name+"##############");
}
/*
if (param.startsWith(PREFIX_PARAMETER))
{
queryOptions.addParameter(param.substring(PREFIX_PARAMETER.length()), requestParams.getParameter(param));
}
else if (param.startsWith(PREFIX_SETTING))
{
queryOptions.addSetting(param.substring(PREFIX_SETTING.length()), requestParams.getStringParameter(param, ""));
}*/
if (parameters.isWrapItUp()) {
String uuid = engine.wrapQuery(out, cdaSettings, queryOptions);
logger.debug("doQuery: query wrapped as " + uuid);
writeOut(out, uuid);
return;
}
// we'll allow for the special "callback" param to be used, and passed as settingcallback to
// jsonp exports
if (!parameters.getJsonCallback().equals("<blank>")) {
queryOptions.addSetting(JSONP_CALLBACK, parameters.getJsonCallback());
}
Exporter exporter =
ExporterEngine.getInstance()
.getExporter(queryOptions.getOutputType(), queryOptions.getExtraSettings());
String attachmentName = exporter.getAttachmentName();
String mimeType = (attachmentName == null) ? null : getMimeType(attachmentName);
if (StringUtils.isEmpty(mimeType)) {
mimeType = exporter.getMimeType();
}
if (parameters != null) ; // XXX + FIXME == if (this.parameterProviders != null)
{
setResponseHeaders(mimeType, attachmentName);
}
// Finally, pass the query to the engine
engine.doQuery(out, cdaSettings, queryOptions);
}
