void processCommand(String line)
throws BrowseException, InterruptedException, ExecutionException {
if (line == null || line.length() == 0) return;
String[] parsed = line.split(" ");
if (parsed.length == 0) return;
String cmd = parsed[0];
String[] args = new String[parsed.length - 1];
if (args.length > 0) {
System.arraycopy(parsed, 1, args, 0, args.length);
}
if ("exit".equalsIgnoreCase(cmd)) {
System.exit(0);
} else if ("help".equalsIgnoreCase(cmd)) {
System.out.println("help - prints this message");
System.out.println("exit - quits");
System.out.println("query <query string> - sets query text");
System.out.println("facetspec <name>:<minHitCount>:<maxCount>:<sort> - add facet spec");
System.out.println("page <offset>:<count> - set paging parameters");
System.out.println(
"select <name>:<value1>,<value2>... - add selection, with ! in front of value indicates a not");
System.out.println("sort <name>:<dir>,... - set sort specs");
System.out.println("showReq: shows current request");
System.out.println("clear: clears current request");
System.out.println("clearSelections: clears all selections");
System.out.println("clearSelection <name>: clear selection specified");
System.out.println("clearFacetSpecs: clears all facet specs");
System.out.println("clearFacetSpec <name>: clears specified facetspec");
System.out.println("browse - executes a search");
} else if ("query".equalsIgnoreCase(cmd)) {
if (parsed.length < 2) {
System.out.println("query not defined.");
} else {
String qString = parsed[1];
String queryString = qString;
if (queryString != null) {
QueryParser qparser =
new QueryParser(
Version.LUCENE_CURRENT, "contents", new StandardAnalyzer(Version.LUCENE_CURRENT));
Query q;
try {
q = qparser.parse(queryString);
_reqBuilder.getRequest().setQuery(q);
} catch (Exception e) {
e.printStackTrace();
}
}
}
} else if ("facetspec".equalsIgnoreCase(cmd)) {
if (parsed.length < 2) {
System.out.println("facetspec not defined.");
} else {
try {
String fspecString = parsed[1];
String[] parts = fspecString.split(":");
String name = parts[0];
String fvalue = parts[1];
String[] valParts = fvalue.split(",");
if (valParts.length != 4) {
System.out.println(
"spec must of of the form <minhitcount>,<maxcount>,<isExpand>,<orderby>");
} else {
int minHitCount = 1;
int maxCount = 5;
boolean expand = false;
FacetSortSpec sort = FacetSortSpec.OrderHitsDesc;
try {
minHitCount = Integer.parseInt(valParts[0]);
} catch (Exception e) {
System.out.println("default min hitcount = 1 is applied.");
}
try {
maxCount = Integer.parseInt(valParts[1]);
} catch (Exception e) {
System.out.println("default maxCount = 5 is applied.");
}
try {
expand = Boolean.parseBoolean(valParts[2]);
} catch (Exception e) {
System.out.println("default expand=false is applied.");
}
if ("hits".equals(valParts[3])) {
sort = FacetSortSpec.OrderHitsDesc;
} else {
sort = FacetSortSpec.OrderValueAsc;
}
_reqBuilder.applyFacetSpec(name, minHitCount, maxCount, expand, sort);
}
} catch (Exception e) {
e.printStackTrace();
}
}
} else if ("select".equalsIgnoreCase(cmd)) {
if (parsed.length < 2) {
System.out.println("selection not defined.");
} else {
try {
String selString = parsed[1];
String[] parts = selString.split(":");
String name = parts[0];
String selList = parts[1];
String[] sels = selList.split(",");
for (String sel : sels) {
boolean isNot = false;
String val = sel;
if (sel.startsWith("!")) {
isNot = true;
val = sel.substring(1);
}
if (val != null && val.length() > 0) {
_reqBuilder.addSelection(name, val, isNot);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
} else if ("page".equalsIgnoreCase(cmd)) {
try {
String pageString = parsed[1];
String[] parts = pageString.split(":");
_reqBuilder.setOffset(Integer.parseInt(parts[0]));
_reqBuilder.setCount(Integer.parseInt(parts[1]));
} catch (Exception e) {
e.printStackTrace();
}
} else if ("clearFacetSpec".equalsIgnoreCase(cmd)) {
if (parsed.length < 2) {
System.out.println("facet spec not defined.");
} else {
String name = parsed[1];
_reqBuilder.clearFacetSpec(name);
}
} else if ("clearSelection".equalsIgnoreCase(cmd)) {
if (parsed.length < 2) {
System.out.println("selection name not defined.");
} else {
String name = parsed[1];
_reqBuilder.clearSelection(name);
}
} else if ("clearSelections".equalsIgnoreCase(cmd)) {
_reqBuilder.clearSelections();
} else if ("clearFacetSpecs".equalsIgnoreCase(cmd)) {
_reqBuilder.clearFacetSpecs();
} else if ("clear".equalsIgnoreCase(cmd)) {
_reqBuilder.clear();
} else if ("showReq".equalsIgnoreCase(cmd)) {
BrowseRequest req = _reqBuilder.getRequest();
System.out.println(req.toString());
} else if ("sort".equalsIgnoreCase(cmd)) {
if (parsed.length == 2) {
String sortString = parsed[1];
String[] sorts = sortString.split(",");
ArrayList<SortField> sortList = new ArrayList<SortField>();
for (String sort : sorts) {
String[] sortParams = sort.split(":");
boolean rev = false;
if (sortParams.length > 0) {
String sortName = sortParams[0];
if (sortParams.length > 1) {
try {
rev = Boolean.parseBoolean(sortParams[1]);
} catch (Exception e) {
System.out.println(e.getMessage() + ", default rev to false");
}
}
sortList.add(new SortField(sortName, SortField.CUSTOM, rev));
}
}
_reqBuilder.applySort(sortList.toArray(new SortField[sortList.size()]));
} else {
_reqBuilder.applySort(null);
}
} else if ("browse".equalsIgnoreCase(cmd)) {
BrowseRequest req = _reqBuilder.getRequest();
BrowseResult res = _svc.browse(req);
String output = BrowseResultFormatter.formatResults(res);
System.out.println(output);
} else {
System.out.println("Unknown command: " + cmd + ", do help for list of supported commands");
}
}
private void shutdown() throws BrowseException {
if (_svc != null) {
_svc.close();
}
}
