com.quhaodian.data.rest.core.ConverCodeMake Maven / Gradle / Ivy

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package com.quhaodian.data.rest.core;

import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class ConverCodeMake {

  public void make(Class result, Class source) {
    Field[] rfields = result.getDeclaredFields();

    Field[] fields = source.getDeclaredFields();
    List f = new ArrayList();
    Collections.addAll(f, fields);

    if (rfields != null) {
      for (Field field : rfields) {
        if (contains(f, field)) {
          field.setAccessible(true);
          System.out.println(field);

        }

      }
    }

  }

  public void make2(Class result, Class source) {
    BeanInfo resultInfo;
    BeanInfo sourceInfo;
    List ps = new ArrayList();
    try {
      resultInfo = Introspector.getBeanInfo(result);
      sourceInfo = Introspector.getBeanInfo(source);
      PropertyDescriptor[] descritors = resultInfo.getPropertyDescriptors();// 获得
      PropertyDescriptor[] sdescritors = sourceInfo.getPropertyDescriptors();// 获得

      if (descritors != null) {
        for (PropertyDescriptor propertyDescriptor : descritors) {
          if (!contains(sdescritors, propertyDescriptor)) {
            if (propertyDescriptor.getName().equals("code") || propertyDescriptor.getName().equals("msg")) {

            } else {
              ps.add(propertyDescriptor);
            }
            continue;
          }

          if (propertyDescriptor.getWriteMethod() != null) {

            StringBuffer buffer = new StringBuffer();
            buffer.append("result." + propertyDescriptor.getWriteMethod().getName());
            buffer.append("(");
            buffer.append("source." + propertyDescriptor.getReadMethod().getName());
            buffer.append("());");
            System.out.println(buffer);
          } else {
            // System.out.println("erro:"+propertyDescriptor.getDisplayName());

          }
        }

      }

    } catch (IntrospectionException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

    if (ps.size() > 0) {
      System.out.println("*********没有设置的值*****************");
      for (PropertyDescriptor propertyDescriptor : ps) {
        StringBuffer buffer = new StringBuffer();
        buffer.append("result." + propertyDescriptor.getWriteMethod().getName());
        buffer.append("(");
        buffer.append("source." + propertyDescriptor.getReadMethod().getName());
        buffer.append("());");
        System.out.println(buffer);
      }

    }

  }

  public static void main(String[] args) {
    ConverCodeMake make = new ConverCodeMake();

  }


  public boolean contains(List fs, Field field) {
    boolean result = false;

    for (Field item : fs) {
      if (item.getName().equals(field.getName())) {
        result = true;
        break;
      }
    }
    return result;

  }

  public boolean contains(PropertyDescriptor[] sdescritors, Field field) {
    boolean result = false;

    for (PropertyDescriptor item : sdescritors) {
      if (item.getName().equals(field.getName())) {
        result = true;
        break;
      }
    }
    return result;

  }

  public boolean contains(PropertyDescriptor[] sdescritors, PropertyDescriptor field) {
    boolean result = false;

    for (PropertyDescriptor item : sdescritors) {
      if (item.getName().equals(field.getName())) {
        result = true;
        break;
      }
    }
    return result;

  }

  public boolean contains(PropertyDescriptor[] sdescritors, String field) {
    boolean result = false;

    for (PropertyDescriptor item : sdescritors) {
      if (item.getName().equals(field)) {
        result = true;
        break;
      }
    }
    return result;

  }

}