From c3121bfa6c00682173a7f1fba9d4c524b8ef517e Mon Sep 17 00:00:00 2001 From: Marcin Chrzanowski Date: Sun, 29 Dec 2019 16:49:43 +0100 Subject: Handle queries in state --- .../cloudatlas/agent/messages/StanikMessage.java | 3 ++- .../agent/messages/UpdateQueriesMessage.java | 21 +++++++++++++++++++++ .../edu/mimuw/cloudatlas/agent/modules/Stanik.java | 15 +++++++++++++++ 3 files changed, 38 insertions(+), 1 deletion(-) create mode 100644 src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/UpdateQueriesMessage.java (limited to 'src/main/java/pl/edu/mimuw/cloudatlas') diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/StanikMessage.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/StanikMessage.java index da35f2d..b23f6e0 100644 --- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/StanikMessage.java +++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/StanikMessage.java @@ -6,7 +6,8 @@ import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType; public abstract class StanikMessage extends AgentMessage { public enum Type { GET_STATE, - UPDATE_ATTRIBUTES + UPDATE_ATTRIBUTES, + UPDATE_QUERIES } private Type type; diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/UpdateQueriesMessage.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/UpdateQueriesMessage.java new file mode 100644 index 0000000..58ad55a --- /dev/null +++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/UpdateQueriesMessage.java @@ -0,0 +1,21 @@ +package pl.edu.mimuw.cloudatlas.agent.messages; + +import java.util.Map; +import java.util.Map.Entry; + +import pl.edu.mimuw.cloudatlas.model.Attribute; +import pl.edu.mimuw.cloudatlas.model.ValueQuery; +import pl.edu.mimuw.cloudatlas.model.ValueTime; + +public class UpdateQueriesMessage extends StanikMessage { + private Map> queries; + + public UpdateQueriesMessage(String messageId, long timestamp, Map> queries) { + super(messageId, timestamp, Type.UPDATE_QUERIES); + this.queries = queries; + } + + public Map> getQueries() { + return queries; + } +} diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Stanik.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Stanik.java index a31f265..e8721b3 100644 --- a/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Stanik.java +++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Stanik.java @@ -9,6 +9,7 @@ import pl.edu.mimuw.cloudatlas.agent.messages.GetStateMessage; import pl.edu.mimuw.cloudatlas.agent.messages.StateMessage; import pl.edu.mimuw.cloudatlas.agent.messages.StanikMessage; import pl.edu.mimuw.cloudatlas.agent.messages.UpdateAttributesMessage; +import pl.edu.mimuw.cloudatlas.agent.messages.UpdateQueriesMessage; import pl.edu.mimuw.cloudatlas.model.Attribute; import pl.edu.mimuw.cloudatlas.model.AttributesMap; import pl.edu.mimuw.cloudatlas.model.PathName; @@ -46,6 +47,9 @@ public class Stanik extends Module { case UPDATE_ATTRIBUTES: handleUpdateAttributes((UpdateAttributesMessage) message); break; + case UPDATE_QUERIES: + handleUpdateQueries((UpdateQueriesMessage) message); + break; default: throw new InvalidMessageType("This type of message cannot be handled by Stanik"); } @@ -74,6 +78,17 @@ public class Stanik extends Module { } } + public void handleUpdateQueries(UpdateQueriesMessage message) { + for (Entry> entry : message.getQueries().entrySet()) { + Attribute attribute = entry.getKey(); + ValueTime timestamp = entry.getValue().getValue(); + Entry currentTimestampedQuery = queries.get(attribute); + if (currentTimestampedQuery == null || valueLower(currentTimestampedQuery.getValue(), timestamp)) { + queries.put(entry.getKey(), entry.getValue()); + } + } + } + private boolean valueLower(Value a, Value b) { return ((ValueBoolean) a.isLowerThan(b)).getValue(); } -- cgit v1.2.3