package org.apache.lucene.search;
/**
* Copyright 2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.io.IOException;
import java.rmi.Naming;
import java.rmi.RemoteException;
import java.rmi.RMISecurityManager;
import java.rmi.server.UnicastRemoteObject;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.Term;
/** A remote searchable implementation. */
public class RemoteSearchable
extends UnicastRemoteObject
implements Searchable {
private Searchable local;
/** Constructs and exports a remote searcher. */
public RemoteSearchable(Searchable local) throws RemoteException {
super();
this.local = local;
}
public void search(Query query, Filter filter, HitCollector results)
throws IOException {
local.search(query, filter, results);
}
public void close() throws IOException {
local.close();
}
public int docFreq(Term term) throws IOException {
return local.docFreq(term);
}
public int maxDoc() throws IOException {
return local.maxDoc();
}
public TopDocs search(Query query, Filter filter, int n) throws IOException {
return local.search(query, filter, n);
}
public TopFieldDocs search (Query query, Filter filter, int n, Sort sort)
throws IOException {
return local.search (query, filter, n, sort);
}
public Document doc(int i) throws IOException {
return local.doc(i);
}
public Query rewrite(Query original) throws IOException {
return local.rewrite(original);
}
public Explanation explain(Query query, int doc) throws IOException {
return local.explain(query, doc);
}
/** Exports a searcher for the index in args[0] named
* "//localhost/Searchable". */
public static void main(String args[]) throws Exception {
// create and install a security manager
if (System.getSecurityManager() == null) {
System.setSecurityManager(new RMISecurityManager());
}
Searchable local = new IndexSearcher(args[0]);
RemoteSearchable impl = new RemoteSearchable(local);
// bind the implementation to "Searchable"
Naming.rebind("//localhost/Searchable", impl);
}
}