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A general programming library in Java/Android. It's easy to learn and simple to use with concise and powerful APIs.
/*
* Copyright (c) 2015, Haiyang Li.
*
* 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 com.landawn.abacus.util;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.RandomAccess;
import java.util.Set;
import com.landawn.abacus.annotation.Beta;
import com.landawn.abacus.util.Fn.Factory;
import com.landawn.abacus.util.If.OrElse;
import com.landawn.abacus.util.u.Optional;
import com.landawn.abacus.util.function.IntFunction;
/**
*
* @author Haiyang Li
* @param
* @param
* @param
* @since 0.8
*/
public abstract class PrimitiveList> implements RandomAccess, java.io.Serializable {
private static final long serialVersionUID = 1504784980113045443L;
/**
* Default initial capacity.
*/
static final int DEFAULT_CAPACITY = 10;
static final int MAX_ARRAY_SIZE = N.MAX_ARRAY_SIZE;
/**
* Returned the backed array.
*
* @return
* @deprecated should call {@code toArray()}
*/
@Deprecated
@Beta
public abstract A array();
public abstract boolean addAll(L c);
public abstract boolean addAll(int index, L c);
public abstract boolean addAll(A a);
public abstract boolean addAll(int index, A a);
public abstract boolean removeAll(L c);
public abstract boolean removeAll(A a);
public abstract boolean removeDuplicates();
public abstract boolean retainAll(L c);
public abstract boolean retainAll(A a);
public abstract void deleteAll(int... indices);
public abstract void deleteRange(int fromIndex, int toIndex);
public abstract void moveRange(int fromIndex, int toIndex, int newPositionStartIndex);
public abstract void replaceRange(int fromIndex, int toIndex, A replacement);
public abstract boolean containsAny(L l);
public abstract boolean containsAny(A a);
public abstract boolean containsAll(L l);
public abstract boolean containsAll(A a);
public abstract boolean disjoint(L l);
public abstract boolean disjoint(A a);
public abstract boolean hasDuplicates();
public abstract L intersection(final L b);
public abstract L intersection(final A a);
public abstract L difference(final L b);
public abstract L difference(final A a);
public abstract L symmetricDifference(final L b);
public abstract L symmetricDifference(final A a);
/**
*
* @return a new List with distinct elements
*/
public L distinct() {
return distinct(0, size());
}
/**
*
* @param fromIndex
* @param toIndex
* @return a new List with distinct elements
*/
public abstract L distinct(final int fromIndex, final int toIndex);
public abstract boolean isSorted();
public abstract void sort();
public abstract void reverseSort();
public abstract void reverse();
public abstract void reverse(final int fromIndex, final int toIndex);
public abstract void rotate(int distance);
public abstract void shuffle();
public abstract void shuffle(final Random rnd);
public abstract void swap(int i, int j);
/**
*
* @return a copy of this List
*/
public abstract L copy();
/**
*
* @param fromIndex
* @param toIndex
* @return
*/
public abstract L copy(final int fromIndex, final int toIndex);
/**
*
* @param fromIndex
* @param toIndex
* @param step
* @return
*/
public abstract L copy(final int fromIndex, final int toIndex, final int step);
/**
* Returns consecutive sub lists of this list, each of the same size (the final list may be smaller),
* or an empty List if the specified list is null or empty.
*
* @param chunkSize the desired size of each sub sequence (the last may be smaller).
* @return
*/
public List split(int chunkSize) {
return split(0, size(), chunkSize);
}
/**
* Returns List of {@code PrimitiveList 'L'} with consecutive sub sequences of the elements, each of the same size (the final sequence may be smaller).
*
*
* @param fromIndex
* @param toIndex
* @param chunkSize the desired size of each sub sequence (the last may be smaller).
* @return
*/
public abstract List split(final int fromIndex, final int toIndex, int chunkSize);
// public List split(P predicate) {
// return split(0, size(), predicate);
// }
//
// /**
// * Split the List by the specified predicate.
// *
// *
// *
// * // split the number sequence by window 5.
// * final MutableInt border = MutableInt.of(5);
// * IntList.of(1, 2, 3, 5, 7, 9, 10, 11, 19).split(e -> {
// * if (e <= border.intValue()) {
// * return true;
// * } else {
// * border.addAndGet(5);
// * return false;
// * }
// * }).forEach(N::println);
// *
// *
// *
// * @param fromIndex
// * @param toIndex
// * @param predicate
// * @return
// */
// public abstract List split(final int fromIndex, final int toIndex, P predicate);
public String join() {
return join(N.ELEMENT_SEPARATOR);
}
/**
*
* @param delimiter
* @return
*/
public String join(final char delimiter) {
return join(0, size(), delimiter);
}
/**
*
* @param delimiter
* @return
*/
public String join(final String delimiter) {
return join(0, size(), delimiter);
}
/**
*
* @param fromIndex
* @param toIndex
* @return
*/
public String join(final int fromIndex, final int toIndex) {
return join(fromIndex, toIndex, N.ELEMENT_SEPARATOR);
}
/**
*
* @param fromIndex
* @param toIndex
* @param delimiter
* @return
*/
public abstract String join(final int fromIndex, final int toIndex, final char delimiter);
/**
*
* @param fromIndex
* @param toIndex
* @param delimiter
* @return
*/
public abstract String join(final int fromIndex, final int toIndex, final String delimiter);
/**
* Trim to size and return {@code this) list. There is no new list instance created.
*
* @return this List with trailing unused space removed.
*/
@Beta
public abstract L trimToSize();
/**
* Clear.
*/
public abstract void clear();
/**
* Checks if is empty.
*
* @return true, if is empty
*/
public abstract boolean isEmpty();
public abstract int size();
public abstract A toArray();
public List toList() {
return toList(0, size());
}
/**
*
* @param fromIndex
* @param toIndex
* @return
*/
public List toList(final int fromIndex, final int toIndex) {
return toCollection(fromIndex, toIndex, Factory. ofList());
}
public Set toSet() {
return toSet(0, size());
}
/**
*
* @param fromIndex
* @param toIndex
* @return
*/
public Set toSet(final int fromIndex, final int toIndex) {
return toCollection(fromIndex, toIndex, Factory. ofSet());
}
/**
*
* @param
* @param supplier
* @return
*/
public > C toCollection(final IntFunction supplier) {
return toCollection(0, size(), supplier);
}
/**
*
* @param
* @param fromIndex
* @param toIndex
* @param supplier
* @return
*/
public abstract > C toCollection(final int fromIndex, final int toIndex, final IntFunction supplier);
public Multiset toMultiset() {
return toMultiset(0, size());
}
/**
*
* @param fromIndex
* @param toIndex
* @return
*/
public Multiset toMultiset(final int fromIndex, final int toIndex) {
checkFromToIndex(fromIndex, toIndex);
final IntFunction> supplier = createMultisetSupplier();
return toMultiset(fromIndex, toIndex, supplier);
}
/**
*
* @param supplier
* @return
*/
public Multiset toMultiset(final IntFunction> supplier) {
return toMultiset(0, size(), supplier);
}
/**
*
* @param fromIndex
* @param toIndex
* @param supplier
* @return
*/
public abstract Multiset toMultiset(final int fromIndex, final int toIndex, final IntFunction> supplier);
/**
*
* @param
* @param
* @param func
* @return
* @throws E the e
*/
public abstract R apply(Throwables.Function func) throws E;
/**
* Apply if not empty.
*
* @param
* @param
* @param func
* @return
* @throws E the e
*/
public abstract Optional applyIfNotEmpty(Throwables.Function func) throws E;
/**
*
* @param
* @param action
* @throws E the e
*/
public abstract void accept(Throwables.Consumer action) throws E;
/**
* Accept if not empty.
*
* @param
* @param action
* @throws E the e
*/
public abstract OrElse acceptIfNotEmpty(Throwables.Consumer action) throws E;
public void println() {
N.println(toString());
}
protected void checkFromToIndex(final int fromIndex, final int toIndex) {
N.checkFromToIndex(fromIndex, toIndex, size());
}
protected int calNewCapacity(final int minCapacity, final int curLen) {
int newCapacity = (int) (curLen * 1.75);
if (newCapacity < 0 || newCapacity > MAX_ARRAY_SIZE) {
newCapacity = MAX_ARRAY_SIZE;
}
if (newCapacity < minCapacity) {
newCapacity = minCapacity;
}
return newCapacity;
}
protected IntFunction> createListSupplier() {
return Factory.ofList();
}
protected IntFunction> createSetSupplier() {
return Factory.ofSet();
}
protected IntFunction> createMapSupplier() {
return Factory.ofMap();
}
protected IntFunction> createMultisetSupplier() {
return Factory.ofMultiset();
}
protected boolean needToSet(int lenA, int lenB) {
return Math.min(lenA, lenB) > 3 && Math.max(lenA, lenB) > 9;
}
}