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| 30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| NodeMemberships.java | 0% | 0% | 0% | 0% |
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/**
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*
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* Copyright 2004 Protique Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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**/
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package org.activecluster.group;
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import org.activecluster.Node;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Represents all of the memberhips of a node and can be used to act
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* as a weighting to decide which is the least heavily loaded Node
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* to be assigned to a buddy group.
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*
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* @version $Revision: 1.1 $
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*/
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public class NodeMemberships { |
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private Node node;
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private Map memberships = new HashMap(); |
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private int weighting; |
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public NodeMemberships(Node node) {
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this.node = node;
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} |
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public void addToGroup(Group group) { |
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if (!isMember(group)) {
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int index = group.addMember(node);
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Membership membership = new Membership(group, index);
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memberships.put(group, membership); |
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weighting += membership.getWeighting(); |
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} |
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} |
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public boolean removeFromGroup(Group group) { |
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// TODO when we remove a node from a group, we need to reweight the
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// other nodes in the group
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memberships.remove(group); |
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return group.removeMember(node);
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} |
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public Node getNode() {
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return node;
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} |
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/**
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* Returns the weighting of how heavily loaded the node is
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* so that a decision can be made on which node to buddy group
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* with
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*/
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public int getWeighting() { |
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return weighting;
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} |
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/**
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* Returns true if this node is a member of the given group
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*/
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public boolean isMember(Group group) { |
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return memberships.containsKey(group);
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} |
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} |
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