// since the node is selected and it doesn't end on a separator
if(buffer.endsWith("..")) {
return 0;
}
DefaultOperationCallbackHandler handler = new DefaultOperationCallbackHandler(new DefaultOperationRequestAddress(ctx.getPrefix()));
try {
ctx.getOperationRequestParser().parse(buffer, handler);
} catch (OperationFormatException e1) {
return -1;
}
if(handler.isRequestComplete()) {
return -1;
}
if(handler.hasProperties() || handler.endsOnPropertyListStart()) {
if(handler.endsOnPropertyValueSeparator()) {
// no value completion
return -1;
}
OperationCandidatesProvider provider = ctx.getOperationCandidatesProvider();
List<String> propertyNames = provider.getPropertyNames(handler.getOperationName(), handler.getAddress());
if(propertyNames.isEmpty()) {
if(handler.endsOnPropertyListStart()) {
candidates.add(")");
return buffer.length();
}
return -1;
}
if(handler.endsOnPropertyListStart()) {
if(propertyNames.size() == 1) {
candidates.add(propertyNames.get(0) + '=');
} else {
candidates.addAll(propertyNames);
Collections.sort(candidates);
}
//return handler.getLastSeparatorIndex() + 1;
return buffer.length();
}
Set<String> specifiedNames = handler.getPropertyNames();
String chunk = null;
for(String specifiedName : specifiedNames) {
String value = handler.getPropertyValue(specifiedName);
if(value == null) {
chunk = specifiedName;
} else {
propertyNames.remove(specifiedName);
}
}
if(chunk == null) {
if(handler.endsOnPropertySeparator()) {
if(propertyNames.size() == 1) {
candidates.add(propertyNames.get(0) + '=');
} else {
candidates.addAll(propertyNames);
Collections.sort(candidates);
}
} else if(propertyNames.isEmpty()) {
candidates.add(")");
}
return buffer.length();
//return handler.getLastSeparatorIndex() + 1;
}
for(String candidate : propertyNames) {
if(candidate.startsWith(chunk)) {
candidates.add(candidate);
}
}
if(candidates.size() == 1) {
candidates.set(0, (String)candidates.get(0) + '=');
} else {
Collections.sort(candidates);
}
return handler.getLastSeparatorIndex() + 1;
}
if(handler.hasOperationName() || handler.endsOnAddressOperationNameSeparator()) {
if(handler.getAddress().endsOnType()) {
return -1;
}
OperationCandidatesProvider provider = ctx.getOperationCandidatesProvider();
final List<String> names = provider.getOperationNames(handler.getAddress());
if(names.isEmpty()) {
return -1;
}
final String chunk = handler.getOperationName();
if(chunk == null) {
candidates.addAll(names);
} else {
for (String name : names) {
if (chunk == null || name.startsWith(chunk)) {
candidates.add(name);
}
}
}
Collections.sort(candidates);
return handler.getLastSeparatorIndex() + 1;
}
final OperationRequestAddress address = handler.getAddress();
final String chunk;
if (address.isEmpty() || handler.endsOnNodeSeparator()
|| handler.endsOnNodeTypeNameSeparator()
|| address.equals(ctx.getPrefix())
// TODO this is not nice
|| buffer.endsWith("..")) {
chunk = null;
} else if (address.endsOnType()) {
chunk = address.getNodeType();
address.toParentNode();
} else {
chunk = address.toNodeType();
}
OperationCandidatesProvider provider = ctx.getOperationCandidatesProvider();
final List<String> names;
if(address.endsOnType()) {
names = provider.getNodeNames(address);
} else {
names = provider.getNodeTypes(address);
}
if(names.isEmpty()) {
return -1;
}
if(chunk == null) {
candidates.addAll(names);
} else {
for (String name : names) {
if (chunk == null || name.startsWith(chunk)) {
candidates.add(name);
}
}
}
if(candidates.size() == 1) {
if(address.endsOnType()) {
candidates.set(0, formatName((String) candidates.get(0)));
} else {
String onlyType = (String) candidates.get(0);
address.toNodeType(onlyType);
List<String> childNames = provider.getNodeNames(address);
if (!childNames.isEmpty()) {
candidates.clear();
if(childNames.size() == 1) {
candidates.add(onlyType + '=' + formatName(childNames.get(0)));
} else {
for (String name : childNames) {
candidates.add(onlyType + '=' + name);
}
}
}
}
}
Collections.sort(candidates);
return handler.getLastSeparatorIndex() + 1;
}