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/*******************************************************************************
* Copyright (c) 2010-2018, Gabor Bergmann, IncQueryLabs Ltd.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package tools.refinery.viatra.runtime.matchers.util;
import java.util.Set;
import org.eclipse.collections.impl.set.mutable.UnifiedSet;
/**
* @author Gabor Bergmann
* @since 2.0
*/
public class EclipseCollectionsSetMemory<Value> extends UnifiedSet<Value> implements ISetMemory<Value> {
@Override
public int getCount(Value value) {
return super.contains(value) ? 1 : 0;
}
@Override
public int getCountUnsafe(Object value) {
return super.contains(value) ? 1 : 0;
}
@Override
public boolean containsNonZero(Value value) {
return super.contains(value);
}
@Override
public boolean containsNonZeroUnsafe(Object value) {
return super.contains(value);
}
@Override
public boolean addOne(Value value) {
return super.add(value);
}
@Override
public boolean addSigned(Value value, int count) {
if (count == 1) return addOne(value);
else if (count == -1) return removeOne(value);
else throw new IllegalStateException();
}
@Override
public boolean removeOne(Value value) {
// Kept for binary compatibility
return ISetMemory.super.removeOne(value);
}
@Override
public boolean removeOneOrNop(Value value) {
return super.remove(value);
}
@Override
public void clearAllOf(Value value) {
super.remove(value);
}
@Override
public Set<Value> distinctValues() {
return this;
}
@Override
public Value theContainedVersionOf(Value value) {
return super.get(value);
}
@Override
@SuppressWarnings("unchecked")
public Value theContainedVersionOfUnsafe(Object value) {
if (super.contains(value))
return super.get((Value)value);
else return null;
}
@Override
public int hashCode() {
return IMemoryView.hashCode(this);
}
@Override
public boolean equals(Object obj) {
return IMemoryView.equals(this, obj);
}
}
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