org.jetbrains.kotlin.types.TypeProjectionBase Maven / Gradle / Ivy
/*
* Copyright 2010-2016 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 org.jetbrains.kotlin.types;
public abstract class TypeProjectionBase implements TypeProjection {
@Override
public String toString() {
if (isStarProjection()) {
return "*";
}
if (getProjectionKind() == Variance.INVARIANT) {
return getType().toString();
}
return getProjectionKind() + " " + getType();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof TypeProjection)) return false;
TypeProjection that = (TypeProjection) o;
if (isStarProjection() != that.isStarProjection()) return false;
if (getProjectionKind() != that.getProjectionKind()) return false;
if (!getType().equals(that.getType())) return false;
return true;
}
@Override
public int hashCode() {
int result = getProjectionKind().hashCode();
result = 31 * result + (isStarProjection() ? 17 : getType().hashCode());
return result;
}
}