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-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/SetAttributeMessage.java37
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/StanikMessage.java1
-rw-r--r--src/main/java/pl/edu/mimuw/cloudatlas/agent/modules/Stanik.java25
-rw-r--r--src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/StanikTest.java58
4 files changed, 120 insertions, 1 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/SetAttributeMessage.java b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/SetAttributeMessage.java
new file mode 100644
index 0000000..4888484
--- /dev/null
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/agent/messages/SetAttributeMessage.java
@@ -0,0 +1,37 @@
+package pl.edu.mimuw.cloudatlas.agent.messages;
+
+import pl.edu.mimuw.cloudatlas.agent.modules.ModuleType;
+import pl.edu.mimuw.cloudatlas.model.Attribute;
+import pl.edu.mimuw.cloudatlas.model.Value;
+import pl.edu.mimuw.cloudatlas.model.ValueTime;
+
+public class SetAttributeMessage extends StanikMessage {
+ private String pathName;
+ private Attribute attribute;
+ private Value value;
+ private ValueTime updateTimestamp;
+
+ public SetAttributeMessage(String messageId, long timestamp, String pathName, Attribute attribute, Value value, ValueTime updateTimestamp) {
+ super(messageId, timestamp, Type.SET_ATTRIBUTE);
+ this.pathName = pathName;
+ this.attribute = attribute;
+ this.value = value;
+ this.updateTimestamp = updateTimestamp;
+ }
+
+ public String getPathName() {
+ return pathName;
+ }
+
+ public Attribute getAttribute() {
+ return attribute;
+ }
+
+ public Value getValue() {
+ return value;
+ }
+
+ public ValueTime getUpdateTimestamp() {
+ return updateTimestamp;
+ }
+}
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 d86de4a..844f31c 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
@@ -7,6 +7,7 @@ public abstract class StanikMessage extends AgentMessage {
public enum Type {
GET_STATE,
REMOVE_ZMI,
+ SET_ATTRIBUTE,
UPDATE_ATTRIBUTES,
UPDATE_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 b030901..3e5b790 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
@@ -6,6 +6,7 @@ import java.util.Map.Entry;
import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.GetStateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.RemoveZMIMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.SetAttributeMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.StateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.StanikMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.UpdateAttributesMessage;
@@ -49,6 +50,9 @@ public class Stanik extends Module {
case REMOVE_ZMI:
handleRemoveZMI((RemoveZMIMessage) message);
break;
+ case SET_ATTRIBUTE:
+ handleSetAttribte((SetAttributeMessage) message);
+ break;
case UPDATE_ATTRIBUTES:
handleUpdateAttributes((UpdateAttributesMessage) message);
break;
@@ -85,6 +89,27 @@ public class Stanik extends Module {
}
}
+ /*
+ * Always adds the new attribute.
+ * The zone must already exist.
+ * The zone's timestamp will be the maximum of its current timestamp or the
+ * timestamp provided with the new value.
+ */
+ public void handleSetAttribte(SetAttributeMessage message) {
+ try {
+ ZMI zmi = hierarchy.findDescendant(new PathName(message.getPathName()));
+ ValueTime updateTimestamp = message.getUpdateTimestamp();
+ ValueTime currentTimestamp = (ValueTime) zmi.getAttributes().getOrNull("timestamp");
+ if (ValueUtils.valueLower(currentTimestamp, updateTimestamp)) {
+ zmi.getAttributes().addOrChange("timestamp", updateTimestamp);
+ }
+
+ zmi.getAttributes().addOrChange(message.getAttribute(), message.getValue());
+ } catch (ZMI.NoSuchZoneException e) {
+ System.out.println("DEBUG: trying to set attribute in zone that doesn't exist");
+ }
+ }
+
public void handleUpdateAttributes(UpdateAttributesMessage message) {
try {
validateUpdateAttributesMessage(message);
diff --git a/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/StanikTest.java b/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/StanikTest.java
index 495a012..2e1ccea 100644
--- a/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/StanikTest.java
+++ b/src/test/java/pl/edu/mimuw/cloudatlas/agent/modules/StanikTest.java
@@ -7,9 +7,10 @@ import java.util.Map.Entry;
import pl.edu.mimuw.cloudatlas.agent.messages.AgentMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.GetStateMessage;
-import pl.edu.mimuw.cloudatlas.agent.messages.StateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.RemoveZMIMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.ResponseMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.SetAttributeMessage;
+import pl.edu.mimuw.cloudatlas.agent.messages.StateMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.UpdateAttributesMessage;
import pl.edu.mimuw.cloudatlas.agent.messages.UpdateQueriesMessage;
import pl.edu.mimuw.cloudatlas.agent.MockExecutor;
@@ -236,4 +237,59 @@ public class StanikTest {
stanik.getHierarchy().findDescendant("/new");
}
+
+ @Test
+ public void setOldAttribute() throws Exception {
+ AttributesMap attributes = new AttributesMap();
+ attributes.add("foo", new ValueInt(1337l));
+ attributes.add("name", new ValueString("new"));
+ attributes.add("timestamp", new ValueTime(42l));
+ UpdateAttributesMessage message = new UpdateAttributesMessage("test_msg", 0, "/new", attributes);
+ stanik.handleTyped(message);
+
+ SetAttributeMessage setMessage = new SetAttributeMessage("test_msg2", 0, "/new", new Attribute("foo"), new ValueInt(43l), new ValueTime(40l));
+ stanik.handleTyped(setMessage);
+
+ AttributesMap actualAttributes = stanik.getHierarchy().findDescendant("/new").getAttributes();
+ assertEquals(3, TestUtil.iterableSize(actualAttributes));
+ assertEquals(new ValueInt(43l), actualAttributes.getOrNull("foo"));
+ assertEquals(new ValueTime(42l), actualAttributes.getOrNull("timestamp"));
+ }
+
+ @Test
+ public void setOldAttribute2() throws Exception {
+ AttributesMap attributes = new AttributesMap();
+ attributes.add("foo", new ValueInt(1337l));
+ attributes.add("name", new ValueString("new"));
+ attributes.add("timestamp", new ValueTime(42l));
+ UpdateAttributesMessage message = new UpdateAttributesMessage("test_msg", 0, "/new", attributes);
+ stanik.handleTyped(message);
+
+ SetAttributeMessage setMessage = new SetAttributeMessage("test_msg2", 0, "/new", new Attribute("foo"), new ValueInt(43l), new ValueTime(43l));
+ stanik.handleTyped(setMessage);
+
+ AttributesMap actualAttributes = stanik.getHierarchy().findDescendant("/new").getAttributes();
+ assertEquals(3, TestUtil.iterableSize(actualAttributes));
+ assertEquals(new ValueInt(43l), actualAttributes.getOrNull("foo"));
+ assertEquals(new ValueTime(43l), actualAttributes.getOrNull("timestamp"));
+ }
+
+ @Test
+ public void setNewAttribute() throws Exception {
+ AttributesMap attributes = new AttributesMap();
+ attributes.add("foo", new ValueInt(1337l));
+ attributes.add("name", new ValueString("new"));
+ attributes.add("timestamp", new ValueTime(42l));
+ UpdateAttributesMessage message = new UpdateAttributesMessage("test_msg", 0, "/new", attributes);
+ stanik.handleTyped(message);
+
+ SetAttributeMessage setMessage = new SetAttributeMessage("test_msg2", 0, "/new", new Attribute("bar"), new ValueInt(43l), new ValueTime(43l));
+ stanik.handleTyped(setMessage);
+
+ AttributesMap actualAttributes = stanik.getHierarchy().findDescendant("/new").getAttributes();
+ assertEquals(4, TestUtil.iterableSize(actualAttributes));
+ assertEquals(new ValueInt(1337l), actualAttributes.getOrNull("foo"));
+ assertEquals(new ValueInt(43l), actualAttributes.getOrNull("bar"));
+ assertEquals(new ValueTime(43l), actualAttributes.getOrNull("timestamp"));
+ }
}