package com.walker.etaa;
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/**
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* 试卷抽取策略。
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* @author 时克英
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* @date 2023-04-25
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*/
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public enum PaperPolicy {
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/**
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* 完全随机抽取，仅设置总题量
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*/
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Random {
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public String getIndex(){
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return INDEX_RANDOM;
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}
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public String getName(){
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return NAME_RANDOM;
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}
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},
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/**
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* 指定试题类型，也是随机抽取，不同试题类型需要设置数量。
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*/
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AssignType {
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public String getIndex(){
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return INDEX_ASSIGN_TYPE;
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}
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public String getName(){
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return NAME_ASSIGN_TYPE;
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}
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},
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/**
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* 用户手动控制，手动选择试题集合。
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*/
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Manual {
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public String getIndex(){
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return INDEX_MANUAL;
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}
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public String getName(){
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return NAME_MANUAL;
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}
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};
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public String getIndex(){
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throw new AbstractMethodError();
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}
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public String getName(){
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throw new AbstractMethodError();
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}
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public static final PaperPolicy getType(String index){
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if(index.equalsIgnoreCase(INDEX_RANDOM)){
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return Random;
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} else if (index.equalsIgnoreCase(INDEX_ASSIGN_TYPE)) {
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return AssignType;
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} else if (index.equalsIgnoreCase(INDEX_MANUAL)) {
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return Manual;
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} else {
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throw new UnsupportedOperationException("未支持的组卷策略:" + index);
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}
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}
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public static final String INDEX_RANDOM = "random";
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public static final String INDEX_ASSIGN_TYPE = "assign_type";
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public static final String INDEX_MANUAL = "manual";
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public static final String NAME_RANDOM = "完全随机";
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public static final String NAME_ASSIGN_TYPE = "指定类型";
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public static final String NAME_MANUAL = "手动选择";
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}
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