/*
* eXist Open Source Native XML Database
*
* Copyright (C) 2001-04 Wolfgang M. Meier wolfgang@exist-db.org
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package org.exist.xmldb;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;
import org.apache.xmlrpc.XmlRpcException;
import org.apache.xmlrpc.client.XmlRpcClient;
import org.exist.dom.QName;
import org.exist.util.Occurrences;
import org.xmldb.api.base.Collection;
import org.xmldb.api.base.ErrorCodes;
import org.xmldb.api.base.XMLDBException;
public class RemoteIndexQueryService implements IndexQueryService {
protected XmlRpcClient rpcClient = null;
protected RemoteCollection parent;
public RemoteIndexQueryService(XmlRpcClient client, RemoteCollection parent) {
this.rpcClient = client;
this.parent = parent;
}
/** @see org.exist.xmldb.IndexQueryService#reindexCollection() */
public void reindexCollection() throws XMLDBException {
reindexCollection( parent.getPath() );
}
/** (non-Javadoc)
* @deprecated Use XmldbURI version instead
* @see org.exist.xmldb.IndexQueryService#reindexCollection(java.lang.String)
*/
public void reindexCollection(String collectionPath) throws XMLDBException {
try{
reindexCollection(XmldbURI.xmldbUriFor(collectionPath));
} catch(URISyntaxException e) {
throw new XMLDBException(ErrorCodes.INVALID_URI,e);
}
}
/* (non-Javadoc)
* @see org.exist.xmldb.IndexQueryService#reindexCollection(java.lang.String)
*/
public void reindexCollection(XmldbURI collectionPath) throws XMLDBException {
if (parent != null)
collectionPath = parent.getPathURI().resolveCollectionPath(collectionPath);
List params = new ArrayList(1);
params.add(collectionPath.toString());
try {
rpcClient.execute("reindexCollection", params);
} catch (XmlRpcException e) {
throw new XMLDBException(
ErrorCodes.UNKNOWN_ERROR,
"xmlrpc error while doing reindexCollection: ", e);
}
}
/* (non-Javadoc)
* @see org.exist.xmldb.IndexQueryService#getIndexedElements(boolean)
*/
public Occurrences[] getIndexedElements(boolean inclusive) throws XMLDBException {
try {
List params = new ArrayList(1);
params.add(parent.getPath());
params.add(Boolean.valueOf(inclusive));
Object[] result = (Object[]) rpcClient.execute("getIndexedElements", params);
Occurrences occurrences[] = new Occurrences[result.length];
Object[] row;
for (int i = 0; i < occurrences.length; i++) {
row = (Object[]) result[i];
QName qname = new QName((String)row[0], (String)row[1],
(String)row[2]);
occurrences[i] = new Occurrences(qname);
occurrences[i].addOccurrences(((Integer) row[3]).intValue());
}
return occurrences;
} catch (XmlRpcException e) {
throw new XMLDBException(
ErrorCodes.UNKNOWN_ERROR,
"xmlrpc error while retrieving indexed elements",
e);
}
}
/* (non-Javadoc)
* @see org.exist.xmldb.IndexQueryService#scanIndexTerms(java.lang.String, java.lang.String, boolean)
*/
public Occurrences[] scanIndexTerms(String start, String end, boolean inclusive)
throws XMLDBException {
try {
List params = new ArrayList(1);
params.add(parent.getPath());
params.add(start);
params.add(end);
params.add(Boolean.valueOf(inclusive));
Object[] result = (Object[]) rpcClient.execute("scanIndexTerms", params);
Occurrences occurrences[] = new Occurrences[result.length];
Object[] row;
for (int i = 0; i < occurrences.length; i++) {
row = (Object[]) result[i];
occurrences[i] = new Occurrences((String) row[0]);
occurrences[i].addOccurrences(((Integer) row[1]).intValue());
}
return occurrences;
} catch (XmlRpcException e) {
throw new XMLDBException(
ErrorCodes.UNKNOWN_ERROR,
"xmlrpc error while retrieving indexed elements",
e);
}
}
/* (non-Javadoc)
* @see org.exist.xmldb.IndexQueryService#scanIndexTerms(java.lang.String, java.lang.String, java.lang.String)
*/
public Occurrences[] scanIndexTerms(String xpath, String start, String end) throws XMLDBException {
try {
List params = new ArrayList(1);
params.add(xpath);
params.add(start);
params.add(end);
Object[] result = (Object[]) rpcClient.execute("scanIndexTerms", params);
Occurrences occurrences[] = new Occurrences[result.length];
Object[] row;
for (int i = 0; i < occurrences.length; i++) {
row = (Object[]) result[i];
occurrences[i] = new Occurrences((String) row[0]);
occurrences[i].addOccurrences(((Integer) row[1]).intValue());
}
return occurrences;
} catch (XmlRpcException e) {
throw new XMLDBException(
ErrorCodes.UNKNOWN_ERROR,
"xmlrpc error while retrieving indexed elements",
e);
}
}
/* (non-Javadoc)
* @see org.xmldb.api.base.Service#getName()
*/
public String getName() throws XMLDBException {
return "IndexQueryService";
}
/* (non-Javadoc)
* @see org.xmldb.api.base.Service#getVersion()
*/
public String getVersion() throws XMLDBException {
return "1.0";
}
/* (non-Javadoc)
* @see org.xmldb.api.base.Service#setCollection(org.xmldb.api.base.Collection)
*/
public void setCollection(Collection col) throws XMLDBException {
this.parent = (RemoteCollection) col;
}
/* (non-Javadoc)
* @see org.xmldb.api.base.Configurable#getProperty(java.lang.String)
*/
public String getProperty(String name) throws XMLDBException {
return null;
}
/* (non-Javadoc)
* @see org.xmldb.api.base.Configurable#setProperty(java.lang.String, java.lang.String)
*/
public void setProperty(String name, String value) throws XMLDBException {
}
/* (non-Javadoc)
* @see org.exist.xmldb.IndexQueryService#configureCollection(java.lang.String)
*/
public void configureCollection(String configData) throws XMLDBException {
String path = parent.getPath();
List params = new ArrayList(1);
params.add(path);
params.add(configData);
try {
rpcClient.execute("configureCollection", params);
} catch (XmlRpcException e) {
throw new XMLDBException(
ErrorCodes.UNKNOWN_ERROR,
"xmlrpc error while doing reindexCollection: ", e);
}
}
}