org.jetbrains.jet.lang.types.CompositeTypeSubstitution Maven / Gradle / Ivy
/*
* Copyright 2010-2013 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.jet.lang.types;
import org.jetbrains.annotations.NotNull;
public class CompositeTypeSubstitution implements TypeSubstitution {
private final TypeSubstitution[] inner;
public CompositeTypeSubstitution(@NotNull TypeSubstitution... inner) {
this.inner = inner;
}
@Override
public TypeProjection get(TypeConstructor key) {
for (TypeSubstitution substitution : inner) {
TypeProjection value = substitution.get(key);
if (value != null) return value;
}
return null;
}
@Override
public boolean isEmpty() {
for (TypeSubstitution substitution : inner) {
if (!substitution.isEmpty()) return false;
}
return true;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
for (TypeSubstitution substitution : inner) {
builder.append(substitution).append(" * ");
}
return builder.toString();
}
}