Mybatis版PropertyFilter实现2

import java.util.List;

public class Criterion {
  private String condition;

  private Object value;

  private Object secondValue;

  private boolean noValue;

  private boolean singleValue;

  private boolean betweenValue;

  private boolean listValue;

  private String typeHandler;

  public String getCondition() {
    return condition;
  }

  public Object getValue() {
    return value;
  }

  public Object getSecondValue() {
    return secondValue;
  }

  public boolean isNoValue() {
    return noValue;
  }

  public boolean isSingleValue() {
    return singleValue;
  }

  public boolean isBetweenValue() {
    return betweenValue;
  }

  public boolean isListValue() {
    return listValue;
  }

  public String getTypeHandler() {
    return typeHandler;
  }

  protected Criterion(String condition){
    super();
    this.condition = condition;
    this.typeHandler = null;
    this.noValue = true;
  }

  protected Criterion(String condition, Object value, String typeHandler){
    super();
    this.condition = condition;
    this.value = value;
    this.typeHandler = typeHandler;
    if(value instanceof List<?>) {
      this.listValue = true;
    }
    else if(value instanceof Object[]) {
      this.listValue = true;
    }
    else {
      this.singleValue = true;
    }
  }

  protected Criterion(String condition, Object value){
    this(condition, value, null);
  }

  protected Criterion(String condition, Object value, Object secondValue, String typeHandler){
    super();
    this.condition = condition;
    this.value = value;
    this.secondValue = secondValue;
    this.typeHandler = typeHandler;
    this.betweenValue = true;
  }

  protected Criterion(String condition, Object value, Object secondValue){
    this(condition, value, secondValue, null);
  }
  
  
}

 

import java.util.ArrayList;
import java.util.List;

public class Criteria {
  protected List<Criterion> criteria;

  protected Criteria() {
    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));
  }

}