public static void validateContentTransferEncoding(final Header headers)
throws BatchDeserializerException {
final HeaderField contentTransferField =
headers.getHeaderField(BatchParserCommon.CONTENT_TRANSFER_ENCODING);
if (contentTransferField != null) {
final List<String> contentTransferValues = contentTransferField.getValues();
if (contentTransferValues.size() == 1) {
String encoding = contentTransferValues.get(0);
if (!BatchParserCommon.BINARY_ENCODING.equalsIgnoreCase(encoding)) {
throw new BatchDeserializerException(
"Invalid content transfer encoding",
MessageKeys.INVALID_CONTENT_TRANSFER_ENCODING,
Integer.toString(headers.getLineNumber()));
}
} else {
throw new BatchDeserializerException(
"Invalid Content-Transfer-Encoding header",
MessageKeys.INVALID_CONTENT_TRANSFER_ENCODING,
Integer.toString(headers.getLineNumber()));
}
} else {
throw new BatchDeserializerException(
"Missing mandatory content transfer encoding",
MessageKeys.MISSING_CONTENT_TRANSFER_ENCODING,
Integer.toString(headers.getLineNumber()));
}
}
public static void validateContentType(final Header headers, final ContentType expected)
throws BatchDeserializerException {
final List<String> contentTypes = headers.getHeaders(HttpHeader.CONTENT_TYPE);
if (contentTypes.isEmpty()) {
throw new BatchDeserializerException(
"Missing content type",
MessageKeys.MISSING_CONTENT_TYPE,
Integer.toString(headers.getLineNumber()));
}
BatchParserCommon.parseContentType(contentTypes.get(0), expected, headers.getLineNumber());
}
private boolean isChangeSet(final Header headers) throws BatchDeserializerException {
final List<String> contentTypes = headers.getHeaders(HttpHeader.CONTENT_TYPE);
if (contentTypes.isEmpty()) {
throw new BatchDeserializerException(
"Missing content type",
BatchDeserializerException.MessageKeys.MISSING_CONTENT_TYPE,
Integer.toString(headers.getLineNumber()));
}
boolean changeSet = false;
for (String contentType : contentTypes) {
if (isContentTypeMultiPartMixed(contentType)) {
changeSet = true;
}
}
return changeSet;
}