/*
* Copyright 2003-2011 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.smodel;
import org.jetbrains.mps.openapi.model.SNode;
import gnu.trove.TObjectIntHashMap;
import jetbrains.mps.logging.Logger;
import org.apache.log4j.LogManager;
import org.jetbrains.annotations.NotNull;
public class SModelVersionsInfo {
private static final Logger LOG = Logger.wrap(LogManager.getLogger(SModelVersionsInfo.class));
private boolean myIsDisposed = false;
private final TObjectIntHashMap<SNode> myNodeConceptVersions = new TObjectIntHashMap<SNode>();
private final TObjectIntHashMap<SNode> myNodeRolesVersions = new TObjectIntHashMap<SNode>();
private final TObjectIntHashMap<NodeStringPair> myNodePropertiesVersions = new TObjectIntHashMap<NodeStringPair>();
private final TObjectIntHashMap<NodeStringPair> myNodeLinkRolesVersions = new TObjectIntHashMap<NodeStringPair>();
private final TObjectIntHashMap<NodeStringPair> myNodeLinkTargetsVersions = new TObjectIntHashMap<NodeStringPair>();
public void dispose() {
LOG.assertLog(!myIsDisposed, "Already disposed.");
myNodeConceptVersions.clear();
myNodeRolesVersions.clear();
myNodePropertiesVersions.clear();
myIsDisposed = true;
}
public void addPropertyVersion(SNode node, String propertyName, int version) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair property = new NodeStringPair(node, propertyName);
myNodePropertiesVersions.put(property, version);
}
public int getPropertyVersion(SNode node, String propertyName) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair key = new NodeStringPair(node, propertyName);
if (myNodePropertiesVersions.containsKey(key)) {
return myNodePropertiesVersions.get(key);
}
return -1;
}
public void addRoleVersion(SNode node, int version) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
myNodeRolesVersions.put(node, version);
}
public int getRoleVersion(SNode node) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
if (myNodeRolesVersions.containsKey(node)) {
return myNodeRolesVersions.get(node);
}
return -1;
}
public void addConceptNameVersion(SNode node, int version) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
myNodeConceptVersions.put(node, version);
}
public int getConceptNameVersion(SNode node) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
if (myNodeConceptVersions.containsKey(node)) {
return myNodeConceptVersions.get(node);
}
return -1;
}
public void addLinkRoleVersion(SNode node, String linkRole, int version) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair link = new NodeStringPair(node, linkRole);
if (myNodeLinkRolesVersions.contains(link)) {
myNodeLinkRolesVersions.put(link, Math.min(version, myNodeLinkRolesVersions.get(link)));
} else {
myNodeLinkRolesVersions.put(link, version);
}
}
public int getLinkRoleVersion(SNode node, String linkRole) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair key = new NodeStringPair(node, linkRole);
if (myNodeLinkRolesVersions.containsKey(key)) {
return myNodeLinkRolesVersions.get(key);
}
return -1;
}
public void addLinkTargetIdVersion(SNode node, String linkRole, int version) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair link = new NodeStringPair(node, linkRole);
myNodeLinkTargetsVersions.put(link, version);
}
public int getLinkTargetIdVersion(SNode node, String linkRole) {
LOG.assertLog(!myIsDisposed, "Node is disposed.");
NodeStringPair key = new NodeStringPair(node, linkRole);
if (myNodeLinkTargetsVersions.containsKey(key)) {
return myNodeLinkTargetsVersions.get(key);
}
return -1;
}
private static class NodeStringPair {
private final SNode myNode;
private final String myString;
public NodeStringPair(@NotNull SNode node, @NotNull String s) {
myNode = node;
myString = s;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
NodeStringPair property = (NodeStringPair) o;
if (!myNode.equals(property.myNode)) return false;
if (!myString.equals(property.myString)) return false;
return true;
}
@Override
public int hashCode() {
int result = myNode.hashCode();
result = 31 * result + myString.hashCode();
return result;
}
}
}