Program: 96692
Project: 96692
Buggy source:
public Pair<String,Set<String>> renderWordML(WordTemplateContentData wtcData) throws OseeCoreException {
  TransactionId txId=wtcData.getTxId();
  if (txId == null) {
    txId=TransactionId.SENTINEL;
  }
  ArtifactReadable artifact=null;
  if (txId.equals(TransactionId.SENTINEL)) {
    artifact=orcsApi.getQueryFactory().fromBranch(wtcData.getBranch()).andUuid(wtcData.getArtId()).includeDeletedArtifacts().includeDeletedAttributes().getResults().getAtMostOneOrNull();
  }
 else {
    artifact=orcsApi.getQueryFactory().fromBranch(wtcData.getBranch()).fromTransaction(txId).andUuid(wtcData.getArtId()).includeDeletedArtifacts().includeDeletedAttributes().getResults().getAtMostOneOrNull();
  }
  if (artifact != null) {
    Set<String> unknownGuids=new HashSet<>();
    String data=artifact.getSoleAttributeValue(CoreAttributeTypes.WordTemplateContent,DeletionFlag.INCLUDE_DELETED,null);
    if (data == null && wtcData.getIsEdit()) {
      data=orcsApi.getOrcsTypes().getAttributeTypes().getDefaultValue(CoreAttributeTypes.WordTemplateContent);
    }
    if (data != null) {
      data=WordUtilities.reassignBinDataID(data);
      LinkType link=wtcData.getLinkType() != null ? LinkType.valueOf(wtcData.getLinkType()) : null;
      data=WordMlLinkHandler.link(orcsApi.getQueryFactory(),link,artifact,data,wtcData.getTxId(),wtcData.getSessionId(),wtcData.getSessionId(),unknownGuids);
      data=WordUtilities.reassignBookMarkID(data);
      if (wtcData.getIsEdit()) {
        data=data.replaceAll(ReportConstants.ENTIRE_FTR_EXTRA_PARA,"String_Node_Str");
      }
      data=data.replaceAll(ReportConstants.ENTIRE_FTR,"String_Node_Str");
      data=data.replaceAll(ReportConstants.NO_DATA_RIGHTS,"String_Node_Str");
      if (wtcData.getIsEdit() && !data.contains("String_Node_Str")) {
        int lastIndex=data.lastIndexOf("String_Node_Str");
        if (lastIndex != -1) {
          String temp=data.substring(lastIndex);
          temp=temp.replaceAll("String_Node_Str","String_Node_Str");
          data=data.substring(0,lastIndex) + temp;
        }
      }
      if (!wtcData.getIsEdit() && (wtcData.getBranch().getViewId().notEqual(ArtifactId.SENTINEL) || isWtcViewIdValid(wtcData))) {
        if (applicHandler == null) {
          this.applicHandler=new WordMLApplicabilityHandler(orcsApi,logger,wtcData.getBranch(),wtcData.getViewId());
        }
        data=data.replaceAll(PL_STYLE_WITH_RETURN,"String_Node_Str");
        data=data.replaceAll(PL_STYLE,"String_Node_Str");
        data=data.replaceAll(PL_HIGHLIGHT,"String_Node_Str");
        data=applicHandler.previewValidApplicabilityContent(data);
        data=data.replaceAll(EMPTY_PARAGRAPHS,"String_Node_Str");
      }
      data=data.concat(wtcData.getFooter());
      if (!wtcData.getIsEdit()) {
        data=data.replaceAll(PGNUMTYPE_START_1,"String_Node_Str");
      }
      return new Pair<String,Set<String>>(data,unknownGuids);
    }
  }
  return null;
}

Fixed version (ground truth):
public Pair<String,Set<String>> renderWordML(WordTemplateContentData wtcData) throws OseeCoreException {
  TransactionId txId=wtcData.getTxId();
  if (txId == null) {
    txId=TransactionId.SENTINEL;
  }
  ArtifactReadable artifact=null;
  if (txId.equals(TransactionId.SENTINEL)) {
    artifact=orcsApi.getQueryFactory().fromBranch(wtcData.getBranch()).andUuid(wtcData.getArtId()).includeDeletedArtifacts().includeDeletedAttributes().getResults().getAtMostOneOrNull();
  }
 else {
    artifact=orcsApi.getQueryFactory().fromBranch(wtcData.getBranch()).fromTransaction(txId).andUuid(wtcData.getArtId()).includeDeletedArtifacts().includeDeletedAttributes().getResults().getAtMostOneOrNull();
  }
  if (artifact != null) {
    Set<String> unknownGuids=new HashSet<>();
    String data=artifact.getSoleAttributeValue(CoreAttributeTypes.WordTemplateContent,DeletionFlag.INCLUDE_DELETED,null);
    if (data == null && wtcData.getIsEdit()) {
      data=orcsApi.getOrcsTypes().getAttributeTypes().getDefaultValue(CoreAttributeTypes.WordTemplateContent);
    }
    if (data != null) {
      data=WordUtilities.reassignBinDataID(data);
      LinkType link=wtcData.getLinkType() != null ? LinkType.valueOf(wtcData.getLinkType()) : null;
      data=WordMlLinkHandler.link(orcsApi.getQueryFactory(),link,artifact,data,wtcData.getTxId(),wtcData.getSessionId(),wtcData.getOseeLink(),unknownGuids);
      data=WordUtilities.reassignBookMarkID(data);
      if (wtcData.getIsEdit()) {
        data=data.replaceAll(ReportConstants.ENTIRE_FTR_EXTRA_PARA,"String_Node_Str");
      }
      data=data.replaceAll(ReportConstants.ENTIRE_FTR,"String_Node_Str");
      data=data.replaceAll(ReportConstants.NO_DATA_RIGHTS,"String_Node_Str");
      if (wtcData.getIsEdit() && !data.contains("String_Node_Str")) {
        int lastIndex=data.lastIndexOf("String_Node_Str");
        if (lastIndex != -1) {
          String temp=data.substring(lastIndex);
          temp=temp.replaceAll("String_Node_Str","String_Node_Str");
          data=data.substring(0,lastIndex) + temp;
        }
      }
      if (!wtcData.getIsEdit() && (wtcData.getBranch().getViewId().notEqual(ArtifactId.SENTINEL) || isWtcViewIdValid(wtcData))) {
        if (applicHandler == null) {
          this.applicHandler=new WordMLApplicabilityHandler(orcsApi,logger,wtcData.getBranch(),wtcData.getViewId());
        }
        data=data.replaceAll(PL_STYLE_WITH_RETURN,"String_Node_Str");
        data=data.replaceAll(PL_STYLE,"String_Node_Str");
        data=data.replaceAll(PL_HIGHLIGHT,"String_Node_Str");
        data=applicHandler.previewValidApplicabilityContent(data);
        data=data.replaceAll(EMPTY_PARAGRAPHS,"String_Node_Str");
      }
      data=data.concat(wtcData.getFooter());
      if (!wtcData.getIsEdit()) {
        data=data.replaceAll(PGNUMTYPE_START_1,"String_Node_Str");
      }
      return new Pair<String,Set<String>>(data,unknownGuids);
    }
  }
  return null;
}