springmvc-mybatis. rar后端- Java

package com.itheima.springmvc.pojo; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.List; public class UserExample { protected String orderByClause; protected boolean distinct; protected List<Criteria> oredCriteria; public UserExample() { oredCriteria = new ArrayList<Criteria>(); } public void setOrderByClause(String orderByClause) { this.orderByClause = orderByClause; } public String getOrderByClause() { return orderByClause; } public void setDistinct(boolean distinct) { this.distinct = distinct; } public boolean isDistinct() { return distinct; } public List<Criteria> getOredCriteria() { return oredCriteria; } public void or(Criteria criteria) { oredCriteria.add(criteria); } public Criteria or() { Criteria criteria = createCriteriaInternal(); oredCriteria.add(criteria); return criteria; } public Criteria createCriteria() { Criteria criteria = createCriteriaInternal(); if (oredCriteria.size() == 0) { oredCriteria.add(criteria); } return criteria; } protected Criteria createCriteriaInternal() { Criteria criteria = new Criteria(); return criteria; } public void clear() { oredCriteria.clear(); orderByClause = null; distinct = false; } protected abstract static class GeneratedCriteria { protected List<Criterion> criteria; protected GeneratedCriteria() { super(); criteria = new ArrayList<Criterion>(); } public boolean isValid() { return criteria.size() > 0; } public List<Criterion> getAllCriteria() { return criteria; } public List<Criterion> getCriteria() { return criteria; } protected void addCriterion(String condition) { if (condition == null) { throw new RuntimeException("Value for condition cannot be null"); } criteria.add(new Criterion(condition)); } protected void addCriterion(String condition, Object value, String property) { if (value == null) { throw new RuntimeException("Value for " + property + " cannot be null"); } criteria.add(new Criterion(condition, value)); } protected void addCriterion(String condition, Object value1, Object value2, String property) { if (value1 == null || value2 == null) { throw new RuntimeException("Between values for " + property + " cannot be null"); } criteria.add(new Criterion(condition, value1, value2)); } protected void addCriterionForJDBCDate(String condition, Date value, String property) { if (value == null) { throw new RuntimeException("Value for " + property + " cannot be null"); } addCriterion(condition, new java.sql.Date(value.getTime()), property); } protected void addCriterionForJDBCDate(String condition, List<Date> values, String property) { if (values == null || values.size() == 0) { throw new RuntimeException("Value list for " + property + " cannot be null or empty"); } List<java.sql.Date> dateList = new ArrayList<java.sql.Date>(); Iterator<Date> iter = values.iterator(); while (iter.hasNext()) { dateList.add(new java.sql.Date(iter.next().getTime())); } addCriterion(condition, dateList, property); } protected void addCriterionForJDBCDate(String condition, Date value1, Date value2, String property) { if (value1 == null || value2 == null) { throw new RuntimeException("Between values for " + property + " cannot be null"); } addCriterion(condition, new java.sql.Date(value1.getTime()), new java.sql.Date(value2.getTime()), property); } public Criteria andIdIsNull() { addCriterion("id is null"); return (Criteria) this; } public Criteria andIdIsNotNull() { addCriterion("id is not null"); return (Criteria) this; } public Criteria andIdEqualTo(Integer value) { addCriterion("id =", value, "id"); return (Criteria) this; } public Criteria andIdNotEqualTo(Integer value) { addCriterion("id <>", value, "id"); return (Criteria) this; } public Criteria andIdGreaterThan(Integer value) { addCriterion("id >", value, "id"); return (Criteria) this; } public Criteria andIdGreaterThanOrEqualTo(Integer value) { addCriterion("id >=", value, "id"); return (Criteria) this; } public Criteria andIdLessThan(Integer value) { addCriterion("id <", value, "id"); return (Criteria) this; } public Criteria andIdLessThanOrEqualTo(Integer value) { addCriterion("id <=", value, "id"); return (Criteria) this; } public Criteria andIdIn(List<Integer> values) { addCriterion("id in", values, "id"); return (Criteria) this; } public Criteria andIdNotIn(List<Integer> values) { addCriterion("id not in", values, "id"); return (Criteria) this; } public Criteria andIdBetween(Integer value1, Integer value2) { addCriterion("id between", value1, value2, "id"); return (Criteria) this; } public Criteria andIdNotBetween(Integer value1, Integer value2) { addCriterion("id not between", value1, value2, "id"); return (Criteria) this; } public Criteria andUsernameIsNull() { addCriterion("username is null"); return (Criteria) this; } public Criteria andUsernameIsNotNull() { addCriterion("username is not null"); return (Criteria) this; } public Criteria andUsernameEqualTo(String value) { addCriterion("username =", value, "username"); return (Criteria) this; } public Criteria andUsernameNotEqualTo(String value) { addCriterion("username <>", value, "username"); return (Criteria) this; } public Criteria andUsernameGreaterThan(String value) { addCriterion("username >", value, "username"); return (Criteria) this; } public Criteria andUsernameGreaterThanOrEqualTo(String value) { addCriterion("username >=", value, "username"); return (Criteria) this; } public Criteria andUsernameLessThan(String value) { addCriterion("username <", value, "username"); return (Criteria) this; } public Criteria andUsernameLessThanOrEqualTo(String value) { addCriterion("username <=", value, "username"); return (Criteria) this; } public Criteria andUsernameLike(String value) { addCriterion("username like", value, "username"); return (Criteria) this; } public Criteria andUsernameNotLike(String value) { addCriterion("username not like", value, "username"); return (Criteria) this; } public Criteria andUsernameIn(List<String> values) {