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Posted to java-user@lucene.apache.org by KK <di...@gmail.com> on 2009/07/02 08:30:46 UTC
Re: Problem in Running the Lucene web application demo
no idea about the webapp demo app, but are you sure you have all the
required files like the jar in the right place?
On Sat, Jun 27, 2009 at 9:50 PM, mayank juneja <ma...@gmail.com>wrote:
> Hi
>
> I am a new user to Lucene.
>
> I tried running the Lucene web application demo provided with the source. I
> am able to index the files but I get the following error when I try to
> search a query from the browser.
>
> HTTP Status 500 -
> ------------------------------
>
> *type* Exception report
>
> *message*
>
> *description* *The server encountered an internal error () that prevented
> it
> from fulfilling this request.*
>
> *exception*
>
> org.apache.jasper.JasperException: Unable to compile class for JSP:
>
> An error occurred at line: 10 in the generated java file
> Only a type can be imported.
> org.apache.lucene.analysis.standard.StandardAnalyzer resolves to a
> package
>
> An error occurred at line: 16 in the generated java file
> Only a type can be imported. org.apache.lucene.demo.html.Entities
> resolves to a package
>
> An error occurred at line: 32 in the jsp file: /luceneweb/results.jsp
> IndexSearcher cannot be resolved to a type
> 29: <%
> 30: boolean error = false; //used to control
> flow for error messages
> 31: String indexName = indexLocation; //local copy of
> the configuration variable
> 32: IndexSearcher searcher = null; //the searcher
> used to open/search the index
> 33: Query query = null; //the Query
> created by the QueryParser
> 34: Hits hits = null; //the search results
> 35: int startindex = 0; //the first index
> displayed on this page
>
>
> An error occurred at line: 33 in the jsp file: /luceneweb/results.jsp
> Query cannot be resolved to a type
> 30: boolean error = false; //used to control
> flow for error messages
> 31: String indexName = indexLocation; //local copy of
> the configuration variable
> 32: IndexSearcher searcher = null; //the searcher
> used to open/search the index
> 33: Query query = null; //the Query
> created by the QueryParser
> 34: Hits hits = null; //the search results
> 35: int startindex = 0; //the first index
> displayed on this page
> 36: int maxpage = 50; //the maximum
> items displayed on this page
>
>
> An error occurred at line: 34 in the jsp file: /luceneweb/results.jsp
> Hits cannot be resolved to a type
> 31: String indexName = indexLocation; //local copy of
> the configuration variable
> 32: IndexSearcher searcher = null; //the searcher
> used to open/search the index
> 33: Query query = null; //the Query
> created by the QueryParser
> 34: Hits hits = null; //the search results
> 35: int startindex = 0; //the first index
> displayed on this page
> 36: int maxpage = 50; //the maximum
> items displayed on this page
> 37: String queryString = null; //the query
> entered in the previous page
>
>
> An error occurred at line: 45 in the jsp file: /luceneweb/results.jsp
> IndexSearcher cannot be resolved to a type
> 42: //less
> 43:
> 44: try {
> 45: searcher = new IndexSearcher(indexName); //create
> an indexSearcher for our page
> 46: //NOTE:
> this operation is slow for large
> 47: //indices
> (much slower than the search itself)
> 48: //so you
> might want to keep an IndexSearcher
>
>
> An error occurred at line: 79 in the jsp file: /luceneweb/results.jsp
> Analyzer cannot be resolved to a type
> 76:
> //query string so you get the
> 77:
> //treatment
> 78:
> 79: Analyzer analyzer = new StandardAnalyzer();
> //construct our usual analyzer
> 80: try {
> 81: QueryParser qp = new
> QueryParser("contents", analyzer);
> 82: query = qp.parse(queryString); //parse the
>
>
> An error occurred at line: 79 in the jsp file: /luceneweb/results.jsp
> StandardAnalyzer cannot be resolved to a type
> 76:
> //query string so you get the
> 77:
> //treatment
> 78:
> 79: Analyzer analyzer = new StandardAnalyzer();
> //construct our usual analyzer
> 80: try {
> 81: QueryParser qp = new
> QueryParser("contents", analyzer);
> 82: query = qp.parse(queryString); //parse the
>
>
> An error occurred at line: 81 in the jsp file: /luceneweb/results.jsp
> QueryParser cannot be resolved to a type
> 78:
> 79: Analyzer analyzer = new StandardAnalyzer();
> //construct our usual analyzer
> 80: try {
> 81: QueryParser qp = new
> QueryParser("contents", analyzer);
> 82: query = qp.parse(queryString); //parse the
> 83: } catch (ParseException e) {
> //query and construct the Query
> 84:
> //object
>
>
> An error occurred at line: 81 in the jsp file: /luceneweb/results.jsp
> QueryParser cannot be resolved to a type
> 78:
> 79: Analyzer analyzer = new StandardAnalyzer();
> //construct our usual analyzer
> 80: try {
> 81: QueryParser qp = new
> QueryParser("contents", analyzer);
> 82: query = qp.parse(queryString); //parse the
> 83: } catch (ParseException e) {
> //query and construct the Query
> 84:
> //object
>
>
> An error occurred at line: 83 in the jsp file: /luceneweb/results.jsp
> ParseException cannot be resolved to a type
> 80: try {
> 81: QueryParser qp = new
> QueryParser("contents", analyzer);
> 82: query = qp.parse(queryString); //parse the
> 83: } catch (ParseException e) {
> //query and construct the Query
> 84:
> //object
> 85:
> //if it's just "operator error"
> 86:
> //send them a nice error HTML
>
>
> An error occurred at line: 89 in the jsp file: /luceneweb/results.jsp
> e cannot be resolved
> 86:
> //send them a nice error HTML
> 87:
> 88: %>
> 89: <p>Error while parsing query:
> <%=escapeHTML(e.getMessage())%></p>
> 90: <%
> 91: error = true;
> //don't bother with the rest of
> 92:
> //the page
>
>
> An error occurred at line: 127 in the jsp file: /luceneweb/results.jsp
> Document cannot be resolved to a type
> 124: %>
> 125: <tr>
> 126: <%
> 127: Document doc = hits.doc(i);
> //get the next document
> 128: String doctitle = doc.get("title");
> //get its title
> 129: String url = doc.get("path");
> //get its path field
> 130: if (url != null &&
> url.startsWith("../webapps/")) { // strip off ../webapps prefix if
> present
>
>
> Stacktrace:
>
> org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92)
>
> org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330)
>
> org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:439)
> org.apache.jasper.compiler.Compiler.compile(Compiler.java:334)
> org.apache.jasper.compiler.Compiler.compile(Compiler.java:312)
> org.apache.jasper.compiler.Compiler.compile(Compiler.java:299)
>
> org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:586)
>
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
>
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
> javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
>
>
>
> Can someone please help me to get through this error. Assistance will be
> highly appreciated.
>
> Thanks
> Mayank Juneja
>