publicinthashCode() {intPRIME =true;intresult =1; Object $assignUsers=this.getAssignUsers();intresult = result *59+ ($assignUsers ==null?43: $assignUsers.hashCode()); Object $courseIds=this.getCourseIds(); result= result *59+ ($courseIds ==null?43: $courseIds.hashCode());returnresu...
public int hashCode() { int result = super.hashCode(); return result; } 注意事项:用注解@EqualsAndHashCode(callSuper = true)会报告 StackOverFlow错误,原因是生成的hashcode值超过了int数值的范围造成的,如hashcode()方法如下: public int hashCode() { int PRIME = true; int result = super.hashCode()...
publicinthashCode() {intPRIME =true;intresult =1; Object $assignUsers=this.getAssignUsers();intresult = result *59+ ($assignUsers ==null?43: $assignUsers.hashCode()); Object $courseIds=this.getCourseIds(); result= result *59+ ($courseIds ==null?43: $courseIds.hashCode());returnresu...
1public class Example {2 private int a;3 private float b;4 private double c;5 private BigDecimal d;6 private char e;7 private byte f;8 private String g;9} 1. 方法一:Intellij Default 1@Override 2public boolean equals(Object o) { 3 if (this == o) return true; 4 if (o == nul...
}}}protected boolean canEqual(final Object other) {return other instanceof EqualsAndHashCodeExample;}public int hashCode() {int PRIME = true;int result = 1;Object $name = this.getName();int result = result * 59 + ($name == null ? 43 : $name.hashCode());long $score = Double....
public int hashCode() { int result = super.hashCode();return result;} 注意事项：⽤注解@EqualsAndHashCode(callSuper = true)会报告 StackOverFlow错误，原因是⽣成的hashcode值超过了int数值的范围造成的，如hashcode()⽅法如下：public int hashCode() { int PRIME = true;int result = super.hashCode...
this$age.equals(other$age)){returnfalse;}returntrue;}}}publicinthashCode(){intPRIME=true;intresult=super.hashCode();//(2)此处变化,调用了父类的hashCode(); 原:int result = 1;Object$name=this.getName();result=result*59+($name==null?43:$name.hashCode());Object$age=this.getAge();...
int prime = 31;//基数 h += prime * h + age;h += prime * h + name.hashCode();h += prime * h + sex.hashCode();return h;publicinthashCode() { inth = 1;intprime = 31;h += prime * h + age;h += prime * h + name.hashCode();h += prime * h + sex.hashCode();ret...
int prime=31;int result=1;result=prime*result+((firstName==null)?0:firstName.hashCode());result=prime*result+((lastName==null)?0:lastName.hashCode());returnresult; 这可能导致溢出,但是不是特别有问题的,因为他们并没有产生Java异常。
@Overridepublic int hashCode() { int result = (int) (id ^ (id >>> 32)); result = 31 * result + name.hashCode(); result = 31 * result + email.hashCode(); return result;} Eclipse 产生了这个：@Overridepublic int hashCode() { final int prime = 31; int result ...