📄 type.java
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package object;import java.io.*;public class type implements Serializable{ public String id; public String name; public String remark; public type(String id,String name,String remark) { this.id=id; this.name=name; this.remark=remark;; } public boolean equals(Object obj) { if (obj != null) { if (this.getClass().equals(obj.getClass())) { type that = (type) obj; return ( ( (this.id == null) && (that.id == null)) || (this.id != null && this.id.equals(that.id))) ; } } return false; } public int hashCode() { return (id + "" + name+""+remark).hashCode(); }}
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