com.helipy.text.ahocorasick.Emit Maven / Gradle / Ivy

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package com.helipy.text.ahocorasick;

import java.util.Objects;

/**
 * @param  The related object type
 * @author nuclear-sun
 */

public class Emit implements Comparable> {
    private final String keyword;
    private final int start;
    private final int end;
    private final V value;

    public Emit(String keyword, int start, int end, V value) {
        this.keyword = keyword;
        this.start = start;
        this.end = end;
        this.value = value;
    }

    public Emit(String keyword, int start, int end) {
        this(keyword, start, end, null);
    }

    @Override
    public int compareTo(Emit that) {
        int c = this.end - that.end;
        return c != 0 ? c : this.start - that.start;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        Emit emit = (Emit) o;
        return start == emit.start && end == emit.end && keyword.equals(emit.keyword);
    }

    @Override
    public int hashCode() {
        return Objects.hash(keyword, start, end);
    }

    @Override
    public String toString() {
        String template = "[%d:%d]%s";
        String temp = String.format(template, start, end, keyword);
        return value == null ? temp : temp + "=" + value;
    }

    public String getKeyword() {
        return keyword;
    }

    public int getStart() {
        return start;
    }

    public int getEnd() {
        return end;
    }

    public V getValue() {
        return value;
    }
}