private void validateODataVersion(final ODataRequest request) throws ODataHandlerException {
final String maxVersion = request.getHeader(HttpHeader.ODATA_MAX_VERSION);
if (maxVersion != null
&& ODataServiceVersion.isBiggerThan(ODataServiceVersion.V40.toString(), maxVersion)) {
throw new ODataHandlerException(
"ODataVersion not supported: " + maxVersion,
ODataHandlerException.MessageKeys.ODATA_VERSION_NOT_SUPPORTED,
maxVersion);
}
}
private void processInternal(final ODataRequest request, final ODataResponse response)
throws ODataApplicationException, ODataLibraryException {
final int measurementHandle =
debugger.startRuntimeMeasurement("ODataHandler", "processInternal");
response.setHeader(HttpHeader.ODATA_VERSION, ODataServiceVersion.V40.toString());
try {
validateODataVersion(request);
} catch (final ODataHandlerException e) {
debugger.stopRuntimeMeasurement(measurementHandle);
throw e;
}
final int measurementUriParser = debugger.startRuntimeMeasurement("UriParser", "parseUri");
try {
uriInfo =
new Parser()
.parseUri(
request.getRawODataPath(),
request.getRawQueryPath(),
null,
serviceMetadata.getEdm());
} catch (final ODataLibraryException e) {
debugger.stopRuntimeMeasurement(measurementUriParser);
debugger.stopRuntimeMeasurement(measurementHandle);
throw e;
}
debugger.stopRuntimeMeasurement(measurementUriParser);
final int measurementUriValidator =
debugger.startRuntimeMeasurement("UriValidator", "validate");
final HttpMethod method = request.getMethod();
try {
new UriValidator().validate(uriInfo, method);
} catch (final UriValidationException e) {
debugger.stopRuntimeMeasurement(measurementUriValidator);
debugger.stopRuntimeMeasurement(measurementHandle);
throw e;
}
debugger.stopRuntimeMeasurement(measurementUriValidator);
final int measurementDispatcher =
debugger.startRuntimeMeasurement("ODataDispatcher", "dispatch");
try {
new ODataDispatcher(uriInfo, this).dispatch(request, response);
} finally {
debugger.stopRuntimeMeasurement(measurementDispatcher);
debugger.stopRuntimeMeasurement(measurementHandle);
}
}