wulin/wl_management
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

提交修改

Browse Source
This commit is contained in:
quyixiao 2021-01-22 11:22:14 +08:00
parent 4964c6dc7c
commit deee61074b
3 changed files with 153 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/main/java/com/lz/common/annotation/TaskHeader.java
View File

@ -8,4 +8,7 @@ import java.lang.annotation.*;
public @interface TaskHeader {
String value ( ) default "";
int order() default 0;
}

33
src/main/java/com/lz/modules/app/dto/ResultDto.java
View File

@ -1,38 +1,45 @@
package com.lz.modules.app.dto;
import com.alibaba.fastjson.JSON;
import com.lz.common.annotation.TaskHeader;
import com.lz.modules.app.utils.t.Tuple;
import com.lz.modules.app.utils.t.TwoTuple;
import lombok.Data;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
@Data
public class ResultDto {
@TaskHeader("index")
private int index;
@TaskHeader("id")
@TaskHeader(value = "index", order = 0)
private Integer index;
@TaskHeader(value = "id", order = 1)
private Long id;
@TaskHeader("内容")
@TaskHeader(value = "内容", order = 2)
private String content;
@TaskHeader("进度") //返回值如30%， 如果没有可以不填写
@TaskHeader(value = "进度", order = 3) //返回值如30%， 如果没有可以不填写
private String rate;
public ResultDto() {
}
public ResultDto(@TaskHeader("索引") int index, @TaskHeader("Id") Long id, @TaskHeader("内容") String content) {
public ResultDto(@TaskHeader("索引") Integer index, @TaskHeader("Id") Long id, @TaskHeader("内容") String content) {
this.index = index;
this.id = id;
this.content = content;
}
public static void main(String[] args) {
ResultDto resultDto1 = new ResultDto(0,10l,"哈哈0");
ResultDto resultDto2 = new ResultDto(1,11l,"哈哈1");
ResultDto resultDto3 = new ResultDto(2,12l,"哈哈2");
ResultDto resultDto4 = new ResultDto(3,13l,"哈哈3");
ResultDto [] array = new ResultDto[]{resultDto1,resultDto2,resultDto3,resultDto4};
List<ResultDto> resultDtos = Arrays.asList(array);
public ResultDto(@TaskHeader("index") Integer index, @TaskHeader("id") Long id, @TaskHeader("内容") String content, @TaskHeader("进度") String rate) {
this.index = index;
this.id = id;
this.content = content;
this.rate = rate;
}
}

130
src/main/java/com/lz/modules/third/utils/TaskConvertUtils.java Normal file
View File

@ -0,0 +1,130 @@
package com.lz.modules.third.utils;
import com.alibaba.fastjson.JSON;
import com.lz.common.annotation.TaskHeader;
import com.lz.modules.app.dto.ResultDto;
import com.lz.modules.app.utils.t.Tuple;
import com.lz.modules.app.utils.t.TwoTuple;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
public class TaskConvertUtils {
public static Tuple convert(List<ResultDto> resultDtos) throws Exception {
Field[] fields = sortFields(ResultDto.class.getDeclaredFields());
List<String> header = new ArrayList<>();
for (Field field : fields) {
TaskHeader taskHeader = field.getAnnotation(TaskHeader.class);
header.add(taskHeader.value());
}
Method[] methodLengths = sortMethods(ResultDto.class.getMethods());
boolean[] indexs = new boolean[methodLengths.length];
List<List<String>> data = new ArrayList<>();
for (ResultDto resultDto : resultDtos) {
Method[] methods = methodLengths;
List<String> methodValueList = new ArrayList<>();
for (int i = 0; i < methods.length; i++) {
String methodName = methods[i].getName();
if (!methodName.equals("getId")) {
Object object = methods[i].invoke(resultDto, null);
if (object != null && object != "") {
indexs[i] = true;
methodValueList.add(object + "");
}
}
}
data.add(methodValueList);
}
for (int i = 0; i < indexs.length; i++) {
if (!indexs[i]) {
header.remove(i);
}
}
return new Tuple(header, data);
}
public static Field[] sortFields(Field[] fields) {
// 用来存放所有的属性域
List<Field> fieldList = new ArrayList<>();
// 过滤带有注解的Field
for (Field f : fields) {
if (f.getAnnotation(TaskHeader.class) != null) {
fieldList.add(f);
}
}
// 这个比较排序的语法依赖于java 1.8
fieldList.sort(Comparator.comparingInt(
f -> f.getAnnotation(TaskHeader.class).order()
));
return fieldList.toArray(new Field[fieldList.size()]);
}
public static String captureName(String name) {
char[] cs = name.toCharArray();
cs[0] += 32;
return String.valueOf(cs);
}
public static Method[] sortMethods(Method[] methods) {
// 用来存放所有的属性域
List<Method> methodList = new ArrayList<>();
// 过滤带有注解的Field
for (Method m : methods) {
String mname = m.getName();
if ((mname.startsWith("get") || mname.startsWith("Get")) && !"getClass".equals(m.getName())) {
Class clas = m.getDeclaringClass();
String a = mname.substring(3);
a = captureName(a);
try {
Field field = clas.getDeclaredField(a);
if (field.getAnnotation(TaskHeader.class) != null) {
methodList.add(m);
}
} catch (Exception e) {
e.printStackTrace();
continue;
}
}
}
// 这个比较排序的语法依赖于java 1.8
methodList.sort(Comparator.comparingInt(
m -> {
String mname = m.getName();
Class clas = m.getDeclaringClass();
String a = mname.substring(3);
a = captureName(a);
try {
Field field = clas.getDeclaredField(a);
int sort = field.getAnnotation(TaskHeader.class).order();
return sort;
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
return 9999;
}
));
return methodList.toArray(new Method[methodList.size()]);
}
public static void main(String[] args) throws Exception {
ResultDto resultDto1 = new ResultDto(0, 10l, "哈哈0");
ResultDto resultDto2 = new ResultDto(1, 11l, "哈哈1");
ResultDto resultDto3 = new ResultDto(2, 12l, "哈哈2");
ResultDto resultDto4 = new ResultDto(3, 13l, "哈哈3", "30%");
ResultDto[] array = new ResultDto[]{resultDto1, resultDto2, resultDto3, resultDto4};
List<ResultDto> resultDtos = Arrays.asList(array);
TwoTuple<List<String>, List<List<String>>> data = convert(resultDtos).getData();
System.out.println(JSON.toJSONString(data.getFirst()));
System.out.println(JSON.toJSONString(data.getSecond()));
}
}