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update webapp demo to non deprecated usage 

git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@808196 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mark Robert Miller 2009-08-26 21:47:08 +00:00
parent 3310bb0328
commit 974b686162
1 changed files with 12 additions and 11 deletions
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23
src/jsp/results.jsp
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@ -1,4 +1,4 @@
<%@ page import = " javax.servlet.*, javax.servlet.http.*, java.io.*, org.apache.lucene.analysis.*, org.apache.lucene.analysis.standard.StandardAnalyzer, org.apache.lucene.document.*, org.apache.lucene.index.*, org.apache.lucene.search.*, org.apache.lucene.queryParser.*, org.apache.lucene.demo.*, org.apache.lucene.demo.html.Entities, java.net.URLEncoder" %>
<%@ page import = " javax.servlet.*, javax.servlet.http.*, java.io.*, org.apache.lucene.analysis.*, org.apache.lucene.analysis.standard.StandardAnalyzer, org.apache.lucene.document.*, org.apache.lucene.index.*, org.apache.lucene.store.*, org.apache.lucene.search.*, org.apache.lucene.queryParser.*, org.apache.lucene.demo.*, org.apache.lucene.demo.html.Entities, java.net.URLEncoder, org.apache.lucene.util.Version" %>
<%
/*
@ -31,18 +31,19 @@ public String escapeHTML(String s) {
String indexName = indexLocation; //local copy of the configuration variable
IndexSearcher searcher = null; //the searcher used to open/search the index
Query query = null; //the Query created by the QueryParser
Hits hits = null; //the search results
TopDocs hits = null; //the search results
int startindex = 0; //the first index displayed on this page
int maxpage = 50; //the maximum items displayed on this page
String queryString = null; //the query entered in the previous page
String startVal = null; //string version of startindex
String maxresults = null; //string version of maxpage
int thispage = 0; //used for the for/next either maxpage or
//hits.length() - startindex - whichever is
//hits.totalHits - startindex - whichever is
//less
try {
searcher = new IndexSearcher(indexName); //create an indexSearcher for our page
IndexReader reader = IndexReader.open(FSDirectory.open(new File(indexName)), true); // only searching, so read-only=true
searcher = new IndexSearcher(reader); //create an indexSearcher for our page
//NOTE: this operation is slow for large
//indices (much slower than the search itself)
//so you might want to keep an IndexSearcher
@ -76,7 +77,7 @@ public String escapeHTML(String s) {
//query string so you get the
//treatment
Analyzer analyzer = new StandardAnalyzer(); //construct our usual analyzer
Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT); //construct our usual analyzer
try {
QueryParser qp = new QueryParser("contents", analyzer);
query = qp.parse(queryString); //parse the
@ -98,8 +99,8 @@ public String escapeHTML(String s) {
// searcher != null was to handle
// a weird compilation bug
thispage = maxpage; // default last element to maxpage
hits = searcher.search(query); // run the query
if (hits.length() == 0) { // if we got no results tell the user
hits = searcher.search(query, maxpage); // run the query
if (hits.totalHits == 0) { // if we got no results tell the user
%>
<p> I'm sorry I couldn't find what you were looking for. </p>
<%
@ -116,15 +117,15 @@ public String escapeHTML(String s) {
<td>Summary</td>
</tr>
<%
if ((startindex + maxpage) > hits.length()) {
thispage = hits.length() - startindex; // set the max index to maxpage or last
if ((startindex + maxpage) > hits.totalHits) {
thispage = hits.totalHits - startindex; // set the max index to maxpage or last
} // actual search result whichever is less
for (int i = startindex; i < (thispage + startindex); i++) { // for each element
%>
<tr>
<%
Document doc = hits.doc(i); //get the next document
Document doc = searcher.doc(hits.scoreDocs[i].doc); //get the next document
String doctitle = doc.get("title"); //get its title
String url = doc.get("path"); //get its path field
if (url != null && url.startsWith("../webapps/")) { // strip off ../webapps prefix if present
@ -140,7 +141,7 @@ public String escapeHTML(String s) {
<%
}
%>
<% if ( (startindex + maxpage) < hits.length()) { //if there are more results...display
<% if ( (startindex + maxpage) < hits.totalHits) { //if there are more results...display
//the more link
String moreurl="results.jsp?query=" +