/***************************************************
*
* cismet GmbH, Saarbruecken, Germany
*
* ... and it just works.
*
****************************************************/
/*
* SearchServiceImpl.java
*
* Created on 23. November 2003, 14:39
*/
package Sirius.server.middleware.impls.proxy;
import Sirius.server.*;
import Sirius.server.middleware.interfaces.domainserver.MetaService;
import Sirius.server.middleware.types.*;
import Sirius.server.naming.NameServer;
import Sirius.server.newuser.*;
import Sirius.server.newuser.permission.Policy;
import Sirius.server.search.*;
import java.rmi.*;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.*;
/**
* DOCUMENT ME!
*
* @author schlob
* @version $Revision$, $Date$
*/
public class SearchServiceImpl {
//~ Instance fields --------------------------------------------------------
private final transient org.apache.log4j.Logger logger = org.apache.log4j.Logger.getLogger(this.getClass());
// resolves Query tree
private QueryExecuter qex;
private java.util.Hashtable activeLocalServers;
private NameServer nameServer;
//~ Constructors -----------------------------------------------------------
/**
* Creates a new instance of QueryStoreImpl.
*
* @param activeLocalServers DOCUMENT ME!
* @param nameServer DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public SearchServiceImpl(final java.util.Hashtable activeLocalServers, final NameServer nameServer)
throws RemoteException {
this.activeLocalServers = activeLocalServers;
this.nameServer = nameServer;
qex = new QueryExecuter(activeLocalServers);
}
//~ Methods ----------------------------------------------------------------
/**
* public java.util.Collection getAllSearchOptions(User user) throws RemoteException { return
* getSearchOptions(user).values(); } public java.util.Collection getAllSearchOptions(User user, String domain)
* throws RemoteException { return getSearchOptions(user,domain).values(); }.
*
* @param user DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public java.util.HashMap getSearchOptions(final User user) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("getSearchOptions searchService gerufen User:: " + user); // NOI18N
}
// umstelen auf activelocalservrs sp\u00E4ter
final Server[] localServers = nameServer.getServers(ServerType.LOCALSERVER);
final HashMap result = new HashMap();
String serverName = null;
for (int i = 0; i < localServers.length; i++) {
serverName = localServers[i].getName();
if (logger.isDebugEnabled()) {
logger.debug("localserver Suchoptionen " + serverName + " searchoptions ::"); // NOI18N
}
final HashMap options = getSearchOptions(user, serverName);
if (logger.isDebugEnabled()) {
logger.debug("localserver Suchoptionen " + serverName + " searchoptions ::" + options); // NOI18N
}
result.putAll(options);
}
if (logger.isDebugEnabled()) {
logger.debug("Search Options ::" + result); // NOI18N
}
return result;
}
/**
* DOCUMENT ME!
*
* @param user DOCUMENT ME!
* @param domain DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public java.util.HashMap getSearchOptions(final User user, final String domain) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("getSearchOptions searchService called User:: " + user + " domain::" + domain); // NOI18N
}
return ((Sirius.server.middleware.interfaces.domainserver.SearchService)activeLocalServers.get(domain))
.getSearchOptions(user);
}
/**
* public Sirius.server.search.SearchResult search(User user, String[] classIds, Sirius.server.search.SearchOption[]
* searchOptions) throws RemoteException { SearchResult v = new SearchResult(new Node[0]); // //fehlt
* \u00FCberpr\u00FCfung ob Typ tats\u00E4chlich passt //alle Queries m\u00FCssen einen Typ liefern //sp\u00E4ter //
* Query q = null; try { for(int i =0;i<searchOptions.length;i++) { q = searchOptions[i].getQuery();
* v.addAll((SearchResult) qex.executeQuery(user,classIds,q)); } }catch(Exception e) {System.err.println(e);throw
* new RemoteException(e.getMessage(),e);} return v; } permissions muessen hier gepr\u00FCft werden nicht nur die
* Domain abfragen.
*
* @param user DOCUMENT ME!
* @param name DOCUMENT ME!
* @param description DOCUMENT ME!
* @param statement DOCUMENT ME!
* @param resultType DOCUMENT ME!
* @param isUpdate DOCUMENT ME!
* @param isBatch DOCUMENT ME!
* @param isRoot DOCUMENT ME!
* @param isUnion DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public int addQuery(final User user,
final String name,
final String description,
final String statement,
final int resultType,
final char isUpdate,
final char isBatch,
final char isRoot,
final char isUnion) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("addQuery searchService called User:: " + user + " queryName ::" + name); // NOI18N
}
final String domain = user.getDomain();
final Sirius.server.middleware.interfaces.domainserver.SearchService s =
(Sirius.server.middleware.interfaces.domainserver.SearchService)activeLocalServers.get(domain);
return s.addQuery(name, description, statement, resultType, isUpdate, isBatch, isRoot, isUnion);
}
/**
* DOCUMENT ME!
*
* @param user DOCUMENT ME!
* @param name DOCUMENT ME!
* @param description DOCUMENT ME!
* @param statement DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public int addQuery(final User user, final String name, final String description, final String statement)
throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("addQuery searchService called User:: " + user + " queryName ::" + name); // NOI18N
}
final String domain = user.getDomain();
final Sirius.server.middleware.interfaces.domainserver.SearchService s =
(Sirius.server.middleware.interfaces.domainserver.SearchService)activeLocalServers.get(domain);
return s.addQuery(name, description, statement);
}
/**
* DOCUMENT ME!
*
* @param user DOCUMENT ME!
* @param queryId DOCUMENT ME!
* @param typeId DOCUMENT ME!
* @param paramkey DOCUMENT ME!
* @param description DOCUMENT ME!
* @param isQueryResult DOCUMENT ME!
* @param queryPosition DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public boolean addQueryParameter(final User user,
final int queryId,
final int typeId,
final String paramkey,
final String description,
final char isQueryResult,
final int queryPosition) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug(
"addQueryParameter searchService called User:: "
+ user
+ " queryId ::"
+ queryId
+ " paramKey::" // NOI18N
+ paramkey);
}
final String domain = user.getDomain();
final Sirius.server.middleware.interfaces.domainserver.SearchService s =
(Sirius.server.middleware.interfaces.domainserver.SearchService)activeLocalServers.get(domain);
return s.addQueryParameter(queryId, typeId, paramkey, description, isQueryResult, queryPosition);
}
/**
* position set in order of the addition.
*
* @param user DOCUMENT ME!
* @param queryId DOCUMENT ME!
* @param paramkey DOCUMENT ME!
* @param description DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public boolean addQueryParameter(final User user,
final int queryId,
final String paramkey,
final String description) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug(
"addQueryParameter searchService called User:: "
+ user
+ " queryId ::"
+ queryId
+ " paramKey::" // NOI18N
+ paramkey);
}
final String domain = user.getDomain();
final Sirius.server.middleware.interfaces.domainserver.SearchService s =
(Sirius.server.middleware.interfaces.domainserver.SearchService)activeLocalServers.get(domain);
return s.addQueryParameter(queryId, paramkey, description);
}
/**
* DOCUMENT ME!
*
* @param user DOCUMENT ME!
* @param classIds DOCUMENT ME!
* @param searchOptions DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public SearchResult search(final User user,
final String[] classIds,
final Sirius.server.search.SearchOption[] searchOptions) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("search in searchService called User:: " + user); // NOI18N
}
final SearchResult v = new SearchResult(new MetaObjectNode[0]);
if (logger.isDebugEnabled()) {
logger.debug("Queryplanner intantiated"); // NOI18N
}
final QueryPlaner qp = new QueryPlaner(classIds, searchOptions);
if (logger.isDebugEnabled()) {
logger.debug("Queryplans retrieved"); // NOI18N
}
final Collection<ArrayList<QueryConfiguration>> qps = qp.getQueryPlans();
if (logger.isDebugEnabled()) {
logger.debug("Queryplans retrieved" + qps); // NOI18N
}
final Iterator<ArrayList<QueryConfiguration>> iter = qps.iterator();
while (iter.hasNext()) {
try {
v.addAll(searchX(user, iter.next()));
} catch (RemoteException ex) {
logger.error(ex);
} catch (Exception ex) {
logger.error(ex);
}
}
return v;
}
/**
* fromer searchAdapted.
*
* @param user DOCUMENT ME!
* @param qList DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws RemoteException DOCUMENT ME!
*/
public SearchResult searchX(final User user, final ArrayList<QueryConfiguration> qList) throws RemoteException {
if (logger.isDebugEnabled()) {
logger.debug("search in searchService called User:: " + user); // NOI18N
}
final SearchResult v = new SearchResult(new MetaObjectNode[0]);
final QueryConfiguration[] qcs = (QueryConfiguration[])qList.toArray(new QueryConfiguration[qList.size()]);
Query q = null;
try {
for (int i = 0; i < qcs.length; i++) {
q = qcs[i].getQuery();
final String[] classIds = qcs[i].getClassIds();
// debugtext
String deb = ""; // NOI18N
for (int it = 0; it < classIds.length; it++) {
deb += classIds[it] + "\n"; // NOI18N
}
if (logger.isDebugEnabled()) {
logger.debug("classids fro query" + q + " are" + deb); // NOI18N
}
final HashMap params = q.getParameters();
if (logger.isDebugEnabled()) {
logger.debug("Parameter ::" + q + " isconjunction??" + q.isConjunction()); // NOI18N
}
final SearchResult result = (SearchResult)qex.executeQuery(user, classIds, q);
if (q.isConjunction()) {
if (!v.retainerSet()) {
if ((v.getResult() != null) && (((HashSet)v.getResult()).size() > 0)) {
v.setRetainer(v.intersect((HashSet)result.getResult(), (HashSet)v.getResult())); // setze retainer mit suchergebnis
} else {
v.setRetainer((HashSet)result.getResult());
}
} else {
v.setRetainer(v.intersect(v.getRetainer(), (HashSet)result.getResult())); // schnittmenge 2er retainer
}
}
v.addAll(result);
// wenn union hole alle subqueries und f\u00FCge diese zu den ausgef\u00FChrten queries hinzu
// if(q.isUnionQuery()) { Query[] sqs = q.getSubQueries();
//
//
// for(int j =0;j<sqs.length;j++) { sqs[j].setParameters(params); logger.debug("Subquery"+sqs[j]);
// SearchResult s = null; try { if(qex.serviceAvailable(sqs[j].getQueryIdentifier().getDomain() )) s =
// (SearchResult) qex.executeQuery(user,qcs[i].getClassIds(),sqs[j]);
//
// if(s==null||(s.isEmpty()&&q.isConjunction()))// wenn server nicht da \u00FCberspringen continue;
//
// if(sqs[j].isConjunction()) {
//
// if(!v.retainerSet()) { if(v.getResult()!=null&&((HashSet)v.getResult()).size()>0)
// v.setRetainer(v.intersect((HashSet)s.getResult(),(HashSet)v.getResult()));// setze retainer mit
// suchergebnis else v.setRetainer((HashSet)s.getResult()); } else { if (!q.isConjunction())
// v.setRetainer( v.intersect(v.getRetainer(),(HashSet)s.getResult() )); // schnittmenge 2er retainer
// else { HashSet h = (HashSet)s.getResult(); h.addAll(v.getRetainer()); v.setRetainer(h); } } }
// v.addAll(s); } catch(Exception e) { logger.error(e,e); } } }
}
} catch (Exception e) {
logger.error(e, e);
}
return v;
}
/**
* DOCUMENT ME!
*
* @param user DOCUMENT ME!
* @param serverSearch DOCUMENT ME!
*
* @return DOCUMENT ME!
*/
public Collection customServerSearch(final User user, final CidsServerSearch serverSearch) {
serverSearch.setUser(user);
serverSearch.setActiveLoaclServers(activeLocalServers);
return serverSearch.performServerSearch();
}
}