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24 package org.modeshape.connector.jbosscache;
25
26 import java.util.UUID;
27 import org.jboss.cache.Cache;
28 import org.jboss.cache.Fqn;
29 import org.jboss.cache.Node;
30 import org.modeshape.graph.connector.base.MapWorkspace;
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35 public class JBossCacheWorkspace extends MapWorkspace<JBossCacheNode> {
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37 protected static Node<UUID, JBossCacheNode> findOrCreateWorkspaceRoot( String workspaceName,
38 Cache<UUID, JBossCacheNode> workspaceCache,
39 UUID rootNodeUuid ) {
40 assert workspaceName != null;
41 assert workspaceCache != null;
42 assert rootNodeUuid != null;
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45 Node<UUID, JBossCacheNode> workspace = workspaceCache.getRoot().getChild(Fqn.fromElements(workspaceName));
46 if (workspace == null) {
47 workspace = workspaceCache.getRoot().addChild(Fqn.fromElements(workspaceName));
48 }
49
50 JBossCacheNode rootNode = workspace.get(rootNodeUuid);
51 if (rootNode == null) {
52 rootNode = new JBossCacheNode(rootNodeUuid);
53 workspace.put(rootNodeUuid, rootNode);
54 }
55 return workspace;
56 }
57
58 private Cache<UUID, JBossCacheNode> workspaceCache;
59 private Node<UUID, JBossCacheNode> workspaceNode;
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68 public JBossCacheWorkspace( String name,
69 Cache<UUID, JBossCacheNode> workspaceCache,
70 JBossCacheNode rootNode ) {
71 super(name, rootNode);
72 this.workspaceCache = workspaceCache;
73 this.workspaceNode = findOrCreateWorkspaceRoot(this.name, this.workspaceCache, this.rootNodeUuid);
74 }
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83 public JBossCacheWorkspace( String name,
84 Cache<UUID, JBossCacheNode> workspaceCache,
85 JBossCacheWorkspace originalToClone ) {
86 super(name, originalToClone);
87 this.workspaceCache = workspaceCache;
88 this.workspaceNode = findOrCreateWorkspaceRoot(this.name, this.workspaceCache, this.rootNodeUuid);
89 }
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96 @Override
97 public JBossCacheNode getNode( UUID uuid ) {
98 assert uuid != null;
99 return workspaceNode.get(uuid);
100 }
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107 @Override
108 public JBossCacheNode putNode( JBossCacheNode node ) {
109 assert node != null;
110 JBossCacheNode result = workspaceNode.put(node.getUuid(), node);
111 workspaceNode = findOrCreateWorkspaceRoot(this.name, this.workspaceCache, this.rootNodeUuid);
112 return result;
113 }
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120 @Override
121 public JBossCacheNode removeNode( UUID uuid ) {
122 assert uuid != null;
123 JBossCacheNode result = workspaceNode.remove(uuid);
124 workspaceNode = findOrCreateWorkspaceRoot(this.name, this.workspaceCache, this.rootNodeUuid);
125 return result;
126 }
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133 @Override
134 public void removeAll() {
135 workspaceNode.clearData();
136 workspaceNode = findOrCreateWorkspaceRoot(this.name, this.workspaceCache, this.rootNodeUuid);
137 }
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142 public void shutdown() {
143 this.workspaceCache.stop();
144 }
145
146 }