/*
*
* * Copyright 2014 Orient Technologies LTD (info(at)orientechnologies.com)
* *
* * 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.
* *
* * For more information: http://www.orientechnologies.com
*
*/
package com.orientechnologies.orient.server.network.protocol.http.command.get;
import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.id.ORecordId;
import com.orientechnologies.orient.core.record.ORecord;
import com.orientechnologies.orient.server.network.protocol.http.OHttpRequest;
import com.orientechnologies.orient.server.network.protocol.http.OHttpResponse;
import com.orientechnologies.orient.server.network.protocol.http.OHttpUtils;
import com.orientechnologies.orient.server.network.protocol.http.command.OServerCommandAuthenticatedDbAbstract;
public class OServerCommandGetDocument extends OServerCommandAuthenticatedDbAbstract {
private static final String[] NAMES = { "GET|document/*", "HEAD|document/*" };
@Override
public boolean execute(final OHttpRequest iRequest, OHttpResponse iResponse) throws Exception {
ODatabaseDocumentTx db = null;
final String[] urlParts = checkSyntax(iRequest.url, 3, "Syntax error: document/<database>/<record-id>[/fetchPlan]");
final String fetchPlan = urlParts.length > 3 ? urlParts[3] : null;
iRequest.data.commandInfo = "Load document";
final ORecord rec;
final int parametersPos = urlParts[2].indexOf('?');
final String rid = parametersPos > -1 ? urlParts[2].substring(0, parametersPos) : urlParts[2];
try {
db = getProfiledDatabaseInstance(iRequest);
rec = db.load(new ORecordId(rid), fetchPlan);
if (rec == null)
iResponse.send(OHttpUtils.STATUS_NOTFOUND_CODE, "Not Found", OHttpUtils.CONTENT_JSON, "Record with id '" + urlParts[2]
+ "' was not found.", null);
else if (iRequest.httpMethod.equals("HEAD"))
// JUST SEND HTTP CODE 200
iResponse.send(OHttpUtils.STATUS_OK_CODE, OHttpUtils.STATUS_OK_DESCRIPTION, null, null,
OHttpUtils.HEADER_ETAG + rec.getVersion());
else {
final String ifNoneMatch = iRequest.getHeader("If-None-Match");
if (ifNoneMatch != null && rec.getRecordVersion().toString().equals(ifNoneMatch)) {
// SAME CONTENT, DON'T SEND BACK RECORD
iResponse.send(OHttpUtils.STATUS_OK_NOMODIFIED_CODE, OHttpUtils.STATUS_OK_NOMODIFIED_DESCRIPTION, null, null,
OHttpUtils.HEADER_ETAG + rec.getVersion());
}
// SEND THE DOCUMENT BACK
iResponse.writeRecord(rec, fetchPlan, null);
}
} finally {
if (db != null)
db.close();
}
return false;
}
@Override
public String[] getNames() {
return NAMES;
}
}