public boolean select(Member member) {
String tags = (String) member.getAttributes().get(tagsAttribute);
if (tags != null) {
String[] existingsTags = tags.split(",");
for (String existingTag : existingsTags)
if (requiredTags.contains(existingTag)) return true;
}
return false;
}
public static void encode(Member member, ClientMessage clientMessage) {
AddressCodec.encode(member.getAddress(), clientMessage);
clientMessage.set(member.getUuid());
Map<String, Object> attributes = new HashMap<String, Object>(member.getAttributes());
clientMessage.set(attributes.size());
for (Map.Entry<String, Object> entry : attributes.entrySet()) {
clientMessage.set(entry.getKey());
Object value = entry.getValue();
clientMessage.set(value.toString());
}
}
public static int calculateDataSize(Member member) {
int dataSize = AddressCodec.calculateDataSize(member.getAddress());
dataSize += ParameterUtil.calculateDataSize(member.getUuid());
dataSize += Bits.INT_SIZE_IN_BYTES;
Map<String, Object> attributes = member.getAttributes();
for (Map.Entry<String, Object> entry : attributes.entrySet()) {
dataSize += ParameterUtil.calculateDataSize(entry.getKey());
Object value = entry.getValue();
// TODO: this is costly to use toString
dataSize += ParameterUtil.calculateDataSize(value.toString());
}
return dataSize;
}
private Member getTaskMember(String tagsAttribute, String requiredTags) {
String[] requiredTagsArray = requiredTags.split(",");
Set<String> requiredTagsSet = new HashSet<String>();
for (String tag : requiredTagsArray) requiredTagsSet.add(tag);
for (Member member : getHazelcastTaskInstance().getCluster().getMembers()) {
String tags = (String) member.getAttributes().get(tagsAttribute);
if (tags != null) {
String[] existingsTags = tags.split(",");
for (String existingTag : existingsTags)
if (requiredTagsSet.contains(existingTag)) return member;
}
}
return null;
}