public TransferCapability removeTransferCapabilityFor(
String sopClass, TransferCapability.Role role) {
TransferCapability tc =
(role == TransferCapability.Role.SCU ? scuTCs : scpTCs).remove(sopClass);
if (tc != null) tc.setApplicationEntity(null);
return tc;
}
public TransferCapability addTransferCapability(TransferCapability tc) {
tc.setApplicationEntity(this);
TransferCapability prev =
(tc.getRole() == TransferCapability.Role.SCU ? scuTCs : scpTCs).put(tc.getSopClass(), tc);
if (prev != null && prev != tc) prev.setApplicationEntity(null);
return prev;
}
public boolean supportsTransferCapability(
TransferCapability transferCapability, boolean onlyAbstractSyntax) {
TransferCapability matchingTC =
this.getTransferCapabilityFor(
transferCapability.getSopClass(), transferCapability.getRole());
if (matchingTC == null) return false;
else
for (String ts : transferCapability.getTransferSyntaxes())
if (!matchingTC.containsTransferSyntax(ts) && !onlyAbstractSyntax) return false;
return true;
}
public StringBuilder promptTo(StringBuilder sb, String indent) {
String indent2 = indent + " ";
StringUtils.appendLine(sb, indent, "ApplicationEntity[title: ", AETitle);
StringUtils.appendLine(sb, indent2, "alias titles: ", AETitleAliases);
StringUtils.appendLine(sb, indent2, "desc: ", description);
StringUtils.appendLine(sb, indent2, "acceptor: ", associationAcceptor);
StringUtils.appendLine(sb, indent2, "initiator: ", associationInitiator);
StringUtils.appendLine(sb, indent2, "installed: ", getAeInstalled());
for (Connection conn : connections)
conn.promptTo(sb, indent2).append(StringUtils.LINE_SEPARATOR);
for (TransferCapability tc : getTransferCapabilities())
tc.promptTo(sb, indent2).append(StringUtils.LINE_SEPARATOR);
return sb.append(indent).append(']');
}
private byte[] negotiate(ExtendedNegotiation exneg, TransferCapability tc) {
if (exneg == null) return null;
StorageOptions storageOptions = tc.getStorageOptions();
if (storageOptions != null) return storageOptions.toExtendedNegotiationInformation();
EnumSet<QueryOption> queryOptions = tc.getQueryOptions();
if (queryOptions != null) {
EnumSet<QueryOption> commonOpts = QueryOption.toOptions(exneg);
commonOpts.retainAll(queryOptions);
return QueryOption.toExtendedNegotiationInformation(commonOpts);
}
return null;
}
public void setTransferCapabilities(Collection<TransferCapability> transferCapabilities) {
scpTCs.clear();
scuTCs.clear();
for (TransferCapability tc : transferCapabilities) {
tc.setApplicationEntity(this);
switch (tc.getRole()) {
case SCP:
scpTCs.put(tc.getSopClass(), tc);
break;
case SCU:
scuTCs.put(tc.getSopClass(), tc);
}
}
}
protected PresentationContext negotiate(
AAssociateRQ rq, AAssociateAC ac, PresentationContext rqpc) {
String as = rqpc.getAbstractSyntax();
TransferCapability tc = roleSelection(rq, ac, as);
int pcid = rqpc.getPCID();
if (tc == null)
return new PresentationContext(
pcid, PresentationContext.ABSTRACT_SYNTAX_NOT_SUPPORTED, rqpc.getTransferSyntax());
for (String ts : rqpc.getTransferSyntaxes())
if (tc.containsTransferSyntax(ts)) {
byte[] info = negotiate(rq.getExtNegotiationFor(as), tc);
if (info != null) ac.addExtendedNegotiation(new ExtendedNegotiation(as, info));
return new PresentationContext(pcid, PresentationContext.ACCEPTANCE, ts);
}
return new PresentationContext(
pcid, PresentationContext.TRANSFER_SYNTAX_NOT_SUPPORTED, rqpc.getTransferSyntax());
}
