Revision 1012
Added by Jing Tao over 22 years ago
| src/edu/ucsb/nceas/metacat/DocumentImpl.java | ||
|---|---|---|
| 949 | 949 |
String action, String docid, String user, |
| 950 | 950 |
String[] groups, boolean validate) |
| 951 | 951 |
throws Exception {
|
| 952 |
return write(conn,xml,pub,dtd,action,docid,user,groups,1,false,validate); |
|
| 952 |
//this method will be called in handleUpdateOrInsert method |
|
| 953 |
//in MetacatServlet class |
|
| 954 |
// get server location for this doc |
|
| 955 |
int serverLocation=getServerLocationNumber(conn,docid); |
|
| 956 |
//System.out.println("server location: "+serverLocation);
|
|
| 957 |
return write(conn,xml,pub,dtd,action,docid,user,groups,serverLocation,false, |
|
| 958 |
validate); |
|
| 953 | 959 |
} |
| 954 | 960 |
|
| 955 | 961 |
public static String write(Connection conn, Reader xml, String pub, |
| ... | ... | |
| 1022 | 1028 |
throws Exception |
| 1023 | 1029 |
{
|
| 1024 | 1030 |
// NEW - WHEN CLIENT ALWAYS PROVIDE ACCESSION NUMBER INCLUDING REV IN IT |
| 1031 |
MetaCatUtil util = new MetaCatUtil(); |
|
| 1025 | 1032 |
AccessionNumber ac = new AccessionNumber(conn, accnum, action); |
| 1026 | 1033 |
String docid = ac.getDocid(); |
| 1027 | 1034 |
String rev = ac.getRev(); |
| ... | ... | |
| 1040 | 1047 |
String updaterev = id.getRev(); |
| 1041 | 1048 |
String server = MetacatReplication.getServer(serverCode); |
| 1042 | 1049 |
MetacatReplication.replLog("attempting to lock " + accnum);
|
| 1043 |
URL u = new URL("https://" + server + "?action=getlock&updaterev=" +
|
|
| 1044 |
updaterev + "&docid=" + docid); |
|
| 1045 |
System.out.println("sending message: " + u.toString());
|
|
| 1050 |
URL u = new URL("https://" + server + "?server="
|
|
| 1051 |
+util.getLocalReplicationServerName()+"&action=getlock&updaterev=" |
|
| 1052 |
+updaterev + "&docid=" + docid); |
|
| 1053 |
//System.out.println("sending message: " + u.toString());
|
|
| 1046 | 1054 |
String serverResStr = MetacatReplication.getURLContent(u); |
| 1047 | 1055 |
String openingtag =serverResStr.substring(0, serverResStr.indexOf(">")+1);
|
| 1048 |
|
|
| 1049 | 1056 |
if(openingtag.equals("<lockgranted>"))
|
| 1050 | 1057 |
{//the lock was granted go ahead with the insert
|
| 1051 | 1058 |
try |
| 1052 | 1059 |
{
|
| 1060 |
//System.out.println("In lockgranted");
|
|
| 1053 | 1061 |
MetacatReplication.replLog("lock granted for " + accnum + " from " +
|
| 1054 | 1062 |
server); |
| 1055 | 1063 |
XMLReader parser = initializeParser(conn, action, docid, updaterev, |
| ... | ... | |
| 1125 | 1133 |
|
| 1126 | 1134 |
//force replicate out the new document to each server in our server list. |
| 1127 | 1135 |
if(serverCode == 1) |
| 1128 |
{ //start the thread to replicate this new document out to the other servers
|
|
| 1136 |
{
|
|
| 1137 |
|
|
| 1138 |
//start the thread to replicate this new document out to the other servers |
|
| 1129 | 1139 |
ForceReplicationHandler frh = new ForceReplicationHandler(accnum, action); |
| 1130 | 1140 |
|
| 1131 | 1141 |
} |
| ... | ... | |
| 1341 | 1351 |
}//getLatestRevisionNumber |
| 1342 | 1352 |
|
| 1343 | 1353 |
/** |
| 1354 |
* Get server location form database for a accNum |
|
| 1355 |
* |
|
| 1356 |
* @param accum <sitecode>.<uniqueid>.<rev> |
|
| 1357 |
*/ |
|
| 1358 |
private static int getServerLocationNumber(Connection conn, String accNum) |
|
| 1359 |
throws SQLException |
|
| 1360 |
{
|
|
| 1361 |
//get rid of revNum part |
|
| 1362 |
String docId=MetaCatUtil.getDocIdFromString(accNum); |
|
| 1363 |
PreparedStatement pStmt; |
|
| 1364 |
int serverLocation; |
|
| 1365 |
|
|
| 1366 |
pStmt = conn.prepareStatement |
|
| 1367 |
("SELECT server_location FROM xml_documents WHERE docid='" + docId + "'");
|
|
| 1368 |
pStmt.execute(); |
|
| 1369 |
|
|
| 1370 |
ResultSet rs = pStmt.getResultSet(); |
|
| 1371 |
boolean hasRow = rs.next(); |
|
| 1372 |
//if there is entry in xml_documents, get the serverlocation |
|
| 1373 |
if (hasRow) |
|
| 1374 |
{
|
|
| 1375 |
serverLocation = rs.getInt(1); |
|
| 1376 |
pStmt.close(); |
|
| 1377 |
} |
|
| 1378 |
else |
|
| 1379 |
{
|
|
| 1380 |
// if htere is no entry in xml_documents, we consider it is new document |
|
| 1381 |
// the server location is local host and value is 1 |
|
| 1382 |
serverLocation=1; |
|
| 1383 |
pStmt.close(); |
|
| 1384 |
} |
|
| 1385 |
|
|
| 1386 |
return serverLocation; |
|
| 1387 |
} |
|
| 1388 |
/** |
|
| 1344 | 1389 |
* the main routine used to test the DBWriter utility. |
| 1345 | 1390 |
* <p> |
| 1346 | 1391 |
* Usage: java DocumentImpl <-f filename -a action -d docid> |
Also available in: Unified diff
Fixed the bug metacat will set server location to 1, no matter it is.