Filtering faceted search

gistfile1.java

<%@ page import="com.liferay.portal.kernel.search.*" %>

<%

// should add something like: (+(entryClassName:com.liferay.portlet.documentlibrary.model.DLFileEntry) -(extension:png))
BooleanQuery q1 = BooleanQueryFactoryUtil.create(searchContext);

BooleanQuery subQ = BooleanQueryFactoryUtil.create(searchContext);
subQ.addTerm("entryClassName", "com.liferay.portlet.documentlibrary.model.DLFileEntry");
q1.add(subQ, BooleanClauseOccur.MUST);

BooleanQuery subQ2 = BooleanQueryFactoryUtil.create(searchContext);
subQ2.addTerm("extension", "png");
q1.add(subQ2, BooleanClauseOccur.MUST_NOT);

BooleanClause bClause = BooleanClauseFactoryUtil.create(searchContext, q1, BooleanClauseOccur.MUST.getName());
searchContext.setBooleanClauses(new BooleanClause[]{bClause});

%>