package com.abc
data class Point(val x: Int, val y: Int) {
// 重载加法运算符 +
operator fun plus(other: Point): Point {
return Point(x + other.x, y + other.y)
}
fun plus1(other: Point): Point {
return Point(x + other.x, y + other.y)
}
}
fun main() {
val point1 = Point(2, 3)
val point2 = Point(1, 5)
// 使用重载的加法运算符
val sum = point1 + point2
val sum2 = point1.plus1(point2)
}
反编译之后的java代码为:文章来源:https://www.toymoban.com/news/detail-550720.html
// A123Kt.java
package com.abc;
import kotlin.Metadata;
@Metadata(
mv = {1, 8, 0},
k = 2,
d1 = {"\u0000\b\n\u0000\n\u0002\u0010\u0002\n\u0000\u001a\u0006\u0010\u0000\u001a\u00020\u0001¨\u0006\u0002"},
d2 = {"main", "", "OneApp_release"}
)
public final class A123Kt {
public static final void main() {
Point point1 = new Point(2, 3);
Point point2 = new Point(1, 5);
point1.plus(point2);
point1.plus1(point2);
}
// $FF: synthetic method
public static void main(String[] var0) {
main();
}
}
// Point.java
package com.abc;
import kotlin.Metadata;
import kotlin.jvm.internal.Intrinsics;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
@Metadata(
mv = {1, 8, 0},
k = 1,
d1 = {"\u0000 \n\u0002\u0018\u0002\n\u0002\u0010\u0000\n\u0000\n\u0002\u0010\b\n\u0002\b\t\n\u0002\u0010\u000b\n\u0002\b\u0005\n\u0002\u0010\u000e\n\u0000\b\u0086\b\u0018\u00002\u00020\u0001B\u0015\u0012\u0006\u0010\u0002\u001a\u00020\u0003\u0012\u0006\u0010\u0004\u001a\u00020\u0003¢\u0006\u0002\u0010\u0005J\t\u0010\t\u001a\u00020\u0003HÆ\u0003J\t\u0010\n\u001a\u00020\u0003HÆ\u0003J\u001d\u0010\u000b\u001a\u00020\u00002\b\b\u0002\u0010\u0002\u001a\u00020\u00032\b\b\u0002\u0010\u0004\u001a\u00020\u0003HÆ\u0001J\u0013\u0010\f\u001a\u00020\r2\b\u0010\u000e\u001a\u0004\u0018\u00010\u0001HÖ\u0003J\t\u0010\u000f\u001a\u00020\u0003HÖ\u0001J\u0011\u0010\u0010\u001a\u00020\u00002\u0006\u0010\u000e\u001a\u00020\u0000H\u0086\u0002J\u000e\u0010\u0011\u001a\u00020\u00002\u0006\u0010\u000e\u001a\u00020\u0000J\t\u0010\u0012\u001a\u00020\u0013HÖ\u0001R\u0011\u0010\u0002\u001a\u00020\u0003¢\u0006\b\n\u0000\u001a\u0004\b\u0006\u0010\u0007R\u0011\u0010\u0004\u001a\u00020\u0003¢\u0006\b\n\u0000\u001a\u0004\b\b\u0010\u0007¨\u0006\u0014"},
d2 = {"Lcom/uurobot/voicesrc/Point;", "", "x", "", "y", "(II)V", "getX", "()I", "getY", "component1", "component2", "copy", "equals", "", "other", "hashCode", "plus", "plus1", "toString", "", "OneApp_release"}
)
public final class Point {
private final int x;
private final int y;
@NotNull
public final Point plus(@NotNull Point other) {
Intrinsics.checkNotNullParameter(other, "other");
return new Point(this.x + other.x, this.y + other.y);
}
@NotNull
public final Point plus1(@NotNull Point other) {
Intrinsics.checkNotNullParameter(other, "other");
return new Point(this.x + other.x, this.y + other.y);
}
public final int getX() {
return this.x;
}
public final int getY() {
return this.y;
}
public Point(int x, int y) {
this.x = x;
this.y = y;
}
public final int component1() {
return this.x;
}
public final int component2() {
return this.y;
}
@NotNull
public final Point copy(int x, int y) {
return new Point(x, y);
}
// $FF: synthetic method
public static Point copy$default(Point var0, int var1, int var2, int var3, Object var4) {
if ((var3 & 1) != 0) {
var1 = var0.x;
}
if ((var3 & 2) != 0) {
var2 = var0.y;
}
return var0.copy(var1, var2);
}
@NotNull
public String toString() {
return "Point(x=" + this.x + ", y=" + this.y + ")";
}
public int hashCode() {
return Integer.hashCode(this.x) * 31 + Integer.hashCode(this.y);
}
public boolean equals(@Nullable Object var1) {
if (this != var1) {
if (var1 instanceof Point) {
Point var2 = (Point)var1;
if (this.x == var2.x && this.y == var2.y) {
return true;
}
}
return false;
} else {
return true;
}
}
}
可以看到实际是生成了一个 plus方法,
然后我们把我们的plus1方法名称修改为plus ,编译报错,提示有2个同名方法。
完美 。文章来源地址https://www.toymoban.com/news/detail-550720.html
到了这里,关于kotlin 运算符重载解析的文章就介绍完了。如果您还想了解更多内容,请在右上角搜索TOY模板网以前的文章或继续浏览下面的相关文章,希望大家以后多多支持TOY模板网!