Search.java revision 56cf784edfb2afbc95cec5871cc0f8aef12b7ca6
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* ident "%Z%%M% %I% %E% SMI"
*/
package org.opensolaris.opengrok.search;
import java.io.*;
import org.apache.lucene.index.*;
import org.apache.lucene.search.*;
import org.apache.lucene.queryParser.*;
import org.opensolaris.opengrok.analysis.CompatibleAnalyser;
import org.opensolaris.opengrok.configuration.RuntimeEnvironment;
/**
* Search and list the matching files
*/
class Search {
/**
* usage Search index "query" prunepath
*/
public static void main(String[] argv) {
String usage = "USAGE: Search DATA_ROOT [-d | -r | -p | -h] 'query string' ..\n"
+ "\t DATA_ROOT is the directory where OpenGrok data files are stored\n"
+ "\t -d Symbol Definitions\n"
+ "\t -r Symbol References\n"
+ "\t -p Path\n"
+ "\t -h History"
;
if (argv == null || argv.length < 2) {
System.out.println(usage);
System.exit(1);
}
StringBuffer q = new StringBuffer("");
StringBuffer defs = new StringBuffer("");
StringBuffer refs = new StringBuffer("");
StringBuffer path = new StringBuffer("");
StringBuffer hist = new StringBuffer("");
String DATA_ROOT = null;
for (int i = 0; i < argv.length ; i++) {
if (argv[i].equals("-d")) {
if(i+1 < argv.length) {
defs.append(argv[++i] + ' ');
}
} else if (argv[i].equals("-r")) {
if(i+1 < argv.length) {
refs.append(argv[++i] + ' ');
}
} else if (argv[i].equals("-p")) {
if(i+1 < argv.length) {
path.append(argv[++i] + ' ');
}
} else if (argv[i].equals("-h")) {
if(i+1 < argv.length) {
hist.append(argv[++i] + ' ');
}
} else if (!argv[i].startsWith("-")) {
if (DATA_ROOT == null) {
DATA_ROOT = argv[i];
} else {
q.append(argv[i] + ' ');
}
} else {
System.out.println(usage);
System.exit(1);
}
}
if (q!= null && q.equals("")) q = null;
if (defs != null && defs.length() == 0) defs = null;
if (refs != null && refs.length() == 0) refs = null;
if (hist != null && hist.length() == 0) hist = null;
if (path != null && path.length() == 0) path = null;
if (q != null || defs != null || refs != null || hist != null || path != null) {
try{
CompatibleAnalyser analyzer = new CompatibleAnalyser();
String qstr = (q == null ? "" : q ) +
(defs == null ? "" : " defs:(" + defs+")") +
(refs == null ? "" : " refs:(" + refs+")") +
(path == null ? "" : " path:(" + path+")") +
(hist == null ? "" : " hist:(" + hist+")");
QueryParser qparser = new QueryParser("full", analyzer);
qparser.setDefaultOperator(QueryParser.AND_OPERATOR);
qparser.setAllowLeadingWildcard(RuntimeEnvironment.getInstance().isAllowLeadingWildcard());
Query query = qparser.parse(qstr); //parse the
File src_root = new File(DATA_ROOT, "SRC_ROOT");
String SRC_ROOT = "";
try {
if(src_root.canRead()) {
BufferedReader br = new BufferedReader(new FileReader(src_root));
SRC_ROOT = br.readLine();
if(!(new File(SRC_ROOT)).isDirectory()) {
SRC_ROOT = "";
}
} else {
SRC_ROOT = "";
}
} catch (Exception e) {
e.printStackTrace();
SRC_ROOT = "";
}
IndexReader ireader = IndexReader.open(DATA_ROOT + "/index");
Searcher searcher = new IndexSearcher(ireader);
Hits hits = searcher.search(query);
if (hits.length() == 0) {
System.err.println("Your search "+ query.toString() + " did not match any files.");
}
for (int i = 0; i < hits.length(); i++) {
String rpath = hits.doc(i).get("path");
System.out.println(SRC_ROOT + rpath);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}