protected Protos.Resource rangeResource(String name, long begin, long end) {
// For a given named resource and value,
// find and return the role that matches the name and exceeds the value.
// Give preference to reserved offers first (those whose roles do not match "*")
List<Protos.Resource> reservedResources = new LinkedList<>();
for (Protos.Resource resource : offer.getResourcesList()) {
if (resource.hasRole() && !resource.getRole().equals("*")) {
reservedResources.add(resource);
}
}
String role = "*";
for (Protos.Resource resource : reservedResources) {
if (resource.getName() == name) {
Protos.Value.Ranges ranges = resource.getRanges();
for (Protos.Value.Range range : ranges.getRangeList()) {
if (range.getBegin() <= begin && range.getEnd() >= end) {
role = resource.getRole();
break;
}
}
}
}
return Protos.Resource.newBuilder()
.setType(Protos.Value.Type.RANGES)
.setName(name)
.setRanges(
Protos.Value.Ranges.newBuilder()
.addRange(Protos.Value.Range.newBuilder().setBegin(begin).setEnd(end))
.build())
.setRole(role)
.build();
}
protected Protos.Resource scalarResource(String name, double value) {
// For a given named resource and value,
// find and return the role that matches the name and exceeds the value.
// Give preference to reserved offers first (those whose roles do not match "*")
List<Protos.Resource> reservedResources = new LinkedList<>();
for (Protos.Resource resource : offer.getResourcesList()) {
if (resource.hasRole() && !resource.getRole().equals("*")) {
reservedResources.add(resource);
}
}
String role = "*";
for (Protos.Resource resource : reservedResources) {
if (resource.getName() == name && resource.getScalar().getValue() >= value) {
role = resource.getRole();
break;
}
}
return Protos.Resource.newBuilder()
.setName(name)
.setType(Protos.Value.Type.SCALAR)
.setScalar(Protos.Value.Scalar.newBuilder().setValue(value))
.setRole(role)
.build();
}