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// **********************************************************************
//
// Copyright (c) 2003-2005 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceInternal;
public class IndirectReference extends RoutableReference
{
public
IndirectReference(Instance inst,
Ice.Identity ident,
java.util.Map ctx,
String fs,
int md,
boolean sec,
String adptid,
RouterInfo rtrInfo,
LocatorInfo locInfo,
boolean collocationOpt)
{
super(inst, ident, ctx, fs, md, sec, rtrInfo, collocationOpt);
_adapterId = adptid;
_locatorInfo = locInfo;
}
public final String
getAdapterId()
{
return _adapterId;
}
public final LocatorInfo
getLocatorInfo()
{
return _locatorInfo;
}
public Endpoint[]
getEndpoints()
{
return new Endpoint[0];
}
public Reference
changeDefault()
{
//
// Return a direct reference if no default locator is defined.
//
Ice.LocatorPrx loc = getInstance().referenceFactory().getDefaultLocator();
if(loc == null)
{
return getInstance().referenceFactory().create(getIdentity(), null, "", ModeTwoway, false,
new Endpoint[0], getRouterInfo(), false);
}
else
{
IndirectReference r = (IndirectReference)super.changeDefault();
r._locatorInfo = getInstance().locatorManager().get(loc);
return r;
}
}
public Reference
changeLocator(Ice.LocatorPrx newLocator)
{
//
// Return a direct reference if a null locator is given.
//
if(newLocator == null)
{
return getInstance().referenceFactory().create(getIdentity(), getContext(), getFacet(), getMode(),
getSecure(), new Endpoint[0], getRouterInfo(),
getCollocationOptimization());
}
else
{
LocatorInfo newLocatorInfo = getInstance().locatorManager().get(newLocator);
if((newLocatorInfo == _locatorInfo) ||
(_locatorInfo != null && newLocatorInfo != null && newLocatorInfo.equals(_locatorInfo)))
{
return this;
}
IndirectReference r = (IndirectReference)getInstance().referenceFactory().copy(this);
r._locatorInfo = newLocatorInfo;
return this;
}
}
public Reference
changeCompress(boolean newCompress)
{
IndirectReference r = (IndirectReference)getInstance().referenceFactory().copy(this);
if(_locatorInfo != null)
{
Ice.LocatorPrx newLocator = Ice.LocatorPrxHelper.uncheckedCast(
_locatorInfo.getLocator().ice_compress(newCompress));
r._locatorInfo = getInstance().locatorManager().get(newLocator);
}
return r;
}
public Reference
changeTimeout(int newTimeout)
{
IndirectReference r = (IndirectReference)getInstance().referenceFactory().copy(this);
if(_locatorInfo != null)
{
Ice.LocatorPrx newLocator = Ice.LocatorPrxHelper.uncheckedCast(
_locatorInfo.getLocator().ice_timeout(newTimeout));
r._locatorInfo = getInstance().locatorManager().get(newLocator);
}
return r;
}
public void
streamWrite(BasicStream s)
throws Ice.MarshalException
{
super.streamWrite(s);
s.writeSize(0);
s.writeString(_adapterId);
}
public String
toString()
{
String result = super.toString();
if(_adapterId.length() == 0)
{
return result;
}
StringBuffer s = new StringBuffer();
s.append(result);
s.append(" @ ");
//
// If the encoded adapter id string contains characters which
// the reference parser uses as separators, then we enclose
// the adapter id string in quotes.
//
String a = IceUtil.StringUtil.escapeString(_adapterId, null);
if(IceUtil.StringUtil.findFirstOf(a, " \t\n\r") != -1)
{
s.append('"');
s.append(a);
s.append('"');
}
else
{
s.append(a);
}
return s.toString();
}
public Ice.ConnectionI
getConnection(Ice.BooleanHolder comp)
{
Ice.ConnectionI connection;
while(true)
{
Endpoint[] endpts = super.getRoutedEndpoints();
Ice.BooleanHolder cached = new Ice.BooleanHolder(false);
if(endpts.length == 0 && _locatorInfo != null)
{
endpts = _locatorInfo.getEndpoints(this, cached);
}
Endpoint[] filteredEndpoints = filterEndpoints(endpts);
if(filteredEndpoints.length == 0)
{
Ice.NoEndpointException ex = new Ice.NoEndpointException();
ex.proxy = toString();
throw ex;
}
try
{
OutgoingConnectionFactory factory = getInstance().outgoingConnectionFactory();
connection = factory.create(filteredEndpoints, comp);
assert(connection != null);
}
catch(Ice.LocalException ex)
{
if(getRouterInfo() == null)
{
assert(_locatorInfo != null);
_locatorInfo.clearCache(this);
if(cached.value)
{
TraceLevels traceLevels = getInstance().traceLevels();
Ice.Logger logger = getInstance().logger();
if(traceLevels.retry >= 2)
{
String s = "connection to cached endpoints failed\n" +
"removing endpoints from cache and trying one more time\n" + ex;
logger.trace(traceLevels.retryCat, s);
}
continue;
}
}
throw ex;
}
break;
}
//
// If we have a router, set the object adapter for this router
// (if any) to the new connection, so that callbacks from the
// router can be received over this new connection.
//
if(getRouterInfo() != null)
{
connection.setAdapter(getRouterInfo().getAdapter());
}
assert(connection != null);
return connection;
}
public boolean
equals(java.lang.Object obj)
{
if(this == obj)
{
return true;
}
if(!(obj instanceof IndirectReference))
{
return false;
}
IndirectReference rhs = (IndirectReference)obj;
if(!super.equals(rhs))
{
return false;
}
if(!_adapterId.equals(rhs._adapterId))
{
return false;
}
return _locatorInfo == null ? rhs._locatorInfo == null : _locatorInfo.equals(rhs._locatorInfo);
}
private String _adapterId;
private LocatorInfo _locatorInfo;
}
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