/** @since solr 1.2 */
void processUpdate(
UpdateRequestProcessor processor, XMLStreamReader parser, SolrParams solrParams)
throws XMLStreamException, IOException, FactoryConfigurationError, InstantiationException,
IllegalAccessException, TransformerConfigurationException {
AddUpdateCommand addCmd = null;
while (true) {
int event = parser.next();
switch (event) {
case XMLStreamConstants.END_DOCUMENT:
parser.close();
return;
case XMLStreamConstants.START_ELEMENT:
String currTag = parser.getLocalName();
if (currTag.equals(XmlUpdateRequestHandler.ADD)) {
XmlUpdateRequestHandler.log.trace("SolrCore.update(add)");
addCmd = new AddUpdateCommand();
boolean overwrite = true; // the default
Boolean overwritePending = null;
Boolean overwriteCommitted = null;
for (int i = 0; i < parser.getAttributeCount(); i++) {
String attrName = parser.getAttributeLocalName(i);
String attrVal = parser.getAttributeValue(i);
if (XmlUpdateRequestHandler.OVERWRITE.equals(attrName)) {
overwrite = StrUtils.parseBoolean(attrVal);
} else if (XmlUpdateRequestHandler.ALLOW_DUPS.equals(attrName)) {
overwrite = !StrUtils.parseBoolean(attrVal);
} else if (XmlUpdateRequestHandler.COMMIT_WITHIN.equals(attrName)) {
addCmd.commitWithin = Integer.parseInt(attrVal);
} else if (XmlUpdateRequestHandler.OVERWRITE_PENDING.equals(attrName)) {
overwritePending = StrUtils.parseBoolean(attrVal);
} else if (XmlUpdateRequestHandler.OVERWRITE_COMMITTED.equals(attrName)) {
overwriteCommitted = StrUtils.parseBoolean(attrVal);
} else {
XmlUpdateRequestHandler.log.warn("Unknown attribute id in add:" + attrName);
}
}
// check if these flags are set
if (overwritePending != null && overwriteCommitted != null) {
if (overwritePending != overwriteCommitted) {
throw new SolrException(
SolrException.ErrorCode.BAD_REQUEST,
"can't have different values for 'overwritePending' and 'overwriteCommitted'");
}
overwrite = overwritePending;
}
addCmd.overwriteCommitted = overwrite;
addCmd.overwritePending = overwrite;
addCmd.allowDups = !overwrite;
} else if ("doc".equals(currTag)) {
XmlUpdateRequestHandler.log.trace("adding doc...");
addCmd.clear();
addCmd.solrDoc = readDoc(parser);
processor.processAdd(addCmd);
} else if (XmlUpdateRequestHandler.COMMIT.equals(currTag)
|| XmlUpdateRequestHandler.OPTIMIZE.equals(currTag)) {
XmlUpdateRequestHandler.log.trace("parsing " + currTag);
CommitUpdateCommand cmd =
new CommitUpdateCommand(XmlUpdateRequestHandler.OPTIMIZE.equals(currTag));
boolean sawWaitSearcher = false, sawWaitFlush = false;
for (int i = 0; i < parser.getAttributeCount(); i++) {
String attrName = parser.getAttributeLocalName(i);
String attrVal = parser.getAttributeValue(i);
if (XmlUpdateRequestHandler.WAIT_FLUSH.equals(attrName)) {
cmd.waitFlush = StrUtils.parseBoolean(attrVal);
sawWaitFlush = true;
} else if (XmlUpdateRequestHandler.WAIT_SEARCHER.equals(attrName)) {
cmd.waitSearcher = StrUtils.parseBoolean(attrVal);
sawWaitSearcher = true;
} else if (UpdateParams.MAX_OPTIMIZE_SEGMENTS.equals(attrName)) {
cmd.maxOptimizeSegments = Integer.parseInt(attrVal);
} else if (UpdateParams.EXPUNGE_DELETES.equals(attrName)) {
cmd.expungeDeletes = StrUtils.parseBoolean(attrVal);
} else {
XmlUpdateRequestHandler.log.warn("unexpected attribute commit/@" + attrName);
}
}
// If waitFlush is specified and waitSearcher wasn't, then
// clear waitSearcher.
if (sawWaitFlush && !sawWaitSearcher) {
cmd.waitSearcher = false;
}
processor.processCommit(cmd);
} // end commit
else if (XmlUpdateRequestHandler.ROLLBACK.equals(currTag)) {
XmlUpdateRequestHandler.log.trace("parsing " + currTag);
RollbackUpdateCommand cmd = new RollbackUpdateCommand();
processor.processRollback(cmd);
} // end rollback
else if (XmlUpdateRequestHandler.DELETE.equals(currTag)) {
XmlUpdateRequestHandler.log.trace("parsing delete");
processDelete(processor, parser, solrParams);
} // end delete
break;
}
}
}
