/**
* Append the specified IEntryResult[] to the IEntryResult to create a single result representing
* an index entry that was split across multiple index records.
*
* @param result
* @param continuationResults
* @param blockSize
*/
public static IEntryResult joinEntryResults(
final IEntryResult result, final IEntryResult[] continuationResults, final int blockSize) {
CoreArgCheck.isNotNull(result);
// If the IEntryResult is not continued on another record, return the original
char[] baseResult = result.getWord();
if (baseResult.length < blockSize
|| baseResult[blockSize - 1] != IndexConstants.RECORD_TYPE.RECORD_CONTINUATION) {
return result;
}
// Extract the UUID string from the original result
String baseStr = new String(baseResult);
String objectID = extractUUIDString(result);
// Create and initialize a StringBuffer to store the concatenated result
StringBuffer sb = new StringBuffer();
sb.append(baseStr.substring(0, blockSize - 1));
// Append the continuation results onto the original -
// assumes the IEntryResult[] are in ascending order of segment number
final IEntryResult[] sortedResults = sortContinuationResults(objectID, continuationResults);
for (int i = 0; i < sortedResults.length; i++) {
char[] continuation = sortedResults[i].getWord();
int segNumber = getContinuationSegmentNumber(objectID, sortedResults[i]);
int beginIndex = objectID.length() + Integer.toString(segNumber).length() + 5;
for (int j = beginIndex; j < continuation.length; j++) {
if (j < blockSize - 1) {
sb.append(continuation[j]);
}
}
}
return new EntryResult(sb.toString().toCharArray(), result.getFileReferences());
}
