copy() {
return new Tuple9<>(a, b, c, d, e, f, g, h, i);
}
}
================================================
FILE: src/main/java/cn/ponfee/commons/collect/ArrayHashKey.java
================================================
/* __________ _____ *\
** \______ \____ _____/ ____\____ ____ Copyright (c) 2017-2023 Ponfee **
** | ___/ _ \ / \ __\/ __ \_/ __ \ http://www.ponfee.cn **
** | | ( <_> ) | \ | \ ___/\ ___/ Apache License Version 2.0 **
** |____| \____/|___| /__| \___ >\___ > http://www.apache.org/licenses/ **
** \/ \/ \/ **
\* */
package cn.ponfee.commons.collect;
import org.apache.commons.lang3.builder.CompareToBuilder;
import java.util.Arrays;
/**
* The class use in Object array as hash map key
* Use for HashMap key
*
* @author Ponfee
*/
public final class ArrayHashKey implements java.io.Serializable, Comparable {
private static final long serialVersionUID = -8749483734287105153L;
private final Object[] key;
public ArrayHashKey(Object... key) {
this.key = key;
}
public static ArrayHashKey of(Object... key) {
return new ArrayHashKey(key);
}
@Override
public boolean equals(Object other) {
if (other == this) {
return true;
}
return other instanceof ArrayHashKey && Arrays.equals(key, ((ArrayHashKey) other).key);
}
@Override
public int hashCode() {
return Arrays.hashCode(key);
}
@Override
public int compareTo(ArrayHashKey o) {
return new CompareToBuilder().append(key, o.key).toComparison();
}
}
================================================
FILE: src/main/java/cn/ponfee/commons/collect/ByteArrayComparator.java
================================================
/* __________ _____ *\
** \______ \____ _____/ ____\____ ____ Copyright (c) 2017-2023 Ponfee **
** | ___/ _ \ / \ __\/ __ \_/ __ \ http://www.ponfee.cn **
** | | ( <_> ) | \ | \ ___/\ ___/ Apache License Version 2.0 **
** |____| \____/|___| /__| \___ >\___ > http://www.apache.org/licenses/ **
** \/ \/ \/ **
\* */
package cn.ponfee.commons.collect;
/**
* The utility for compare two byte array
*
* For compare
*
* @author Ponfee
*/
public final class ByteArrayComparator {
public static int compareTo(final byte[] left, final byte[] right) {
return compareTo(left, 0, left.length, right, 0, right.length);
}
public static int compareTo(byte[] buffer1, int offset1, int length1,
byte[] buffer2, int offset2, int length2) {
// Short circuit equal case
if (buffer1 == buffer2 &&
offset1 == offset2 &&
length1 == length2) {
return 0;
}
// Bring WritableComparator code local
int end1 = offset1 + length1;
int end2 = offset2 + length2;
for (int i = offset1, j = offset2; i < end1 && j < end2; i++, j++) {
int a = (buffer1[i] & 0xff);
int b = (buffer2[j] & 0xff);
if (a != b) {
return a - b;
}
}
return length1 - length2;
}
}
================================================
FILE: src/main/java/cn/ponfee/commons/collect/ByteArrayTrait.java
================================================
/* __________ _____ *\
** \______ \____ _____/ ____\____ ____ Copyright (c) 2017-2023 Ponfee **
** | ___/ _ \ / \ __\/ __ \_/ __ \ http://www.ponfee.cn **
** | | ( <_> ) | \ | \ ___/\ ___/ Apache License Version 2.0 **
** |____| \____/|___| /__| \___ >\___ > http://www.apache.org/licenses/ **
** \/ \/ \/ **
\* */
package cn.ponfee.commons.collect;
/**
* Represents the class has an byte[] array args constructor and a toByteArray method
*
* For serialize
*
* @author Ponfee
*/
public abstract class ByteArrayTrait {
public ByteArrayTrait(byte[] array) {}
/**
* Returns byte array
*
* @return byte array
*/
public abstract byte[] toByteArray();
}
================================================
FILE: src/main/java/cn/ponfee/commons/collect/ByteArrayWrapper.java
================================================
/* __________ _____ *\
** \______ \____ _____/ ____\____ ____ Copyright (c) 2017-2023 Ponfee **
** | ___/ _ \ / \ __\/ __ \_/ __ \ http://www.ponfee.cn **
** | | ( <_> ) | \ | \ ___/\ ___/ Apache License Version 2.0 **
** |____| \____/|___| /__| \___ >\___ > http://www.apache.org/licenses/ **
** \/ \/ \/ **
\* */
package cn.ponfee.commons.collect;
import org.apache.commons.lang3.ArrayUtils;
import java.util.Arrays;
/**
* The class use in byte array as hash map key
*
* For HashMap key
*
* @author Ponfee
* @see org.springframework.data.redis.connection.util.ByteArrayWrapper
*/
public final class ByteArrayWrapper implements java.io.Serializable, Comparable {
private static final long serialVersionUID = -8749483734287105153L;
private final byte[] array;
private final int hashCode;
public ByteArrayWrapper(Byte... array) {
this(ArrayUtils.toPrimitive(array));
}
public ByteArrayWrapper(byte... array) {
this.array = array;
this.hashCode = Arrays.hashCode(array);
}
public static ByteArrayWrapper of(byte... array) {
return new ByteArrayWrapper(array);
}
@Override
public boolean equals(Object other) {
if (other == this) {
return true;
}
if (other instanceof ByteArrayWrapper) {
return Arrays.equals(array, ((ByteArrayWrapper) other).array);
}
return false;
}
@Override
public int hashCode() {
return hashCode;
}
@Override
public int compareTo(ByteArrayWrapper o) {
return ByteArrayComparator.compareTo(array, o.array);
//return Bytes.toBigInteger(array).compareTo(Bytes.toBigInteger(o.array));
}
/**
* Returns the byte array
*
* @return a byte array
*/
public byte[] getArray() {
return array;
}
@Override
public String toString() {
return "ByteArrayWrapper[" + (array == null ? "null" : array.length) + "]";
}
}
================================================
FILE: src/main/java/cn/ponfee/commons/collect/Collects.java
================================================
/* __________ _____ *\
** \______ \____ _____/ ____\____ ____ Copyright (c) 2017-2023 Ponfee **
** | ___/ _ \ / \ __\/ __ \_/ __ \ http://www.ponfee.cn **
** | | ( <_> ) | \ | \ ___/\ ___/ Apache License Version 2.0 **
** |____| \____/|___| /__| \___ >\___ > http://www.apache.org/licenses/ **
** \/ \/ \/ **
\* */
package cn.ponfee.commons.collect;
import cn.ponfee.commons.base.Predicates;
import cn.ponfee.commons.math.Numbers;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.ArrayUtils;
import org.springframework.util.Assert;
import java.lang.reflect.Array;
import java.util.*;
import java.util.Map.Entry;
import java.util.function.*;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Stream;
/**
* 集合工具类
*
* @author Ponfee
*/
public final class Collects {
/**
* 转数组
* @param args
* @return
*/
@SuppressWarnings("unchecked")
public static T[] toArray(T... args) {
return args;
}
/**
* object to list
* @param obj of elements
* @return list with the same elements
*/
public static List