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/*
* Copyright (C) 2002-2024 Sebastiano Vigna
*
* 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 PACKAGE;
import it.unimi.dsi.fastutil.Stack;
/** A type-specific {@link Stack}; provides some additional methods that use polymorphism to avoid (un)boxing. */
public interface STACK KEY_GENERIC extends Stack<KEY_GENERIC_CLASS> {
/** Pushes the given object on the stack.
* @param k the object to push on the stack.
* @see Stack#push(Object)
*/
void push(KEY_TYPE k);
/** Pops the top off the stack.
*
* @return the top of the stack.
* @see Stack#pop()
*/
KEY_TYPE POP();
/** Peeks at the top of the stack (optional operation).
* @return the top of the stack.
* @see Stack#top()
*/
KEY_TYPE TOP();
/** Peeks at an element on the stack (optional operation).
* @param i an index from the stop of the stack (0 represents the top).
* @return the {@code i}-th element on the stack.
* @see Stack#peek(int)
*/
KEY_TYPE PEEK(int i);
/** {@inheritDoc}
* <p>This default implementation delegates to the corresponding type-specific method.
* @deprecated Please use the corresponding type-specific method instead. */
@Deprecated
@Override
default void push(KEY_GENERIC_CLASS o) {
push(o.KEY_VALUE());
}
/** {@inheritDoc}
* <p>This default implementation delegates to the corresponding type-specific method.
* @deprecated Please use the corresponding type-specific method instead. */
@Deprecated
@Override
default KEY_GENERIC_CLASS pop() {
return KEY_CLASS.valueOf(POP());
}
/** {@inheritDoc}
* <p>This default implementation delegates to the corresponding type-specific method.
* @deprecated Please use the corresponding type-specific method instead. */
@Deprecated
@Override
default KEY_GENERIC_CLASS top() {
return KEY_CLASS.valueOf(TOP());
}
/** {@inheritDoc}
* <p>This default implementation delegates to the corresponding type-specific method.
* @deprecated Please use the corresponding type-specific method instead. */
@Deprecated
@Override
default KEY_GENERIC_CLASS peek(final int i) {
return KEY_CLASS.valueOf(PEEK(i));
}
}
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