更新了物资分配功能【初版】

src/main/java/com/peteralbus/controller/FireCenterController.java

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+package com.peteralbus.controller;
+
+import com.peteralbus.entity.FireCenter;
+import com.peteralbus.entity.FireWeight;
+import com.peteralbus.service.FireCenterService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.*;
+
+@CrossOrigin
+@RestController
+public class FireCenterController {
+    @Autowired
+    FireCenterService fireCenterService;
+    @Autowired
+    EstimateController estimateController;
+    @RequestMapping("/getAllFireCenter")
+    public List<FireCenter> getAllFireCenter(){
+        return fireCenterService.getAllFireCenter();
+    }
+    @RequestMapping("/getFireCenterResult")
+    public List<Double> getFireCenterIntensity(){
+        List<Double> FireIntensity=new ArrayList<>();
+        List<FireCenter> fireCenters= fireCenterService.getAllFireCenter();
+        for(FireCenter fireCenter:fireCenters){
+            System.out.println(fireCenter.getFireId());
+            FireIntensity.add(estimateController.getPointIntensity(16L, fireCenter.getFireLon(), fireCenter.getFireLat()));
+        }
+        return FireIntensity;
+    }
+    @RequestMapping("/getOneFireCenter")
+    public FireCenter getOneFireCenter(int id){
+        return fireCenterService.getAllFireCenter().get(id);
+    }
+    @RequestMapping("/calculateWeight")
+    public List<FireWeight> getFireCenterWeight(){
+        double [][] arr=new double [10][988];
+        List<Double> FireCenterIntensityArr=getFireCenterIntensity();
+//        System.out.println(FireCenterIntensityArr);
+        int temp=0;
+        for(double f:FireCenterIntensityArr){
+            arr[0][temp]=f;//属性1，对于资助点1、2、3的值,因为基本上属性是固定的，可能资助点的数量会增加,假定属性最大值为10个
+            arr[1][temp]=101*f+100*Math.random();
+            arr[2][temp]=Math.log(48.87775814060409*15.304510961044489)+100*Math.random();
+            temp++;
+        }
+        System.out.println("temp的值为"+temp);
+//        arr[1]=new double[] {0.847,0.63,0.921};
+//        arr[2]=new double[] {524,439,842};
+        double [][]arrNew=new double[10][988];
+        double [][]arrNew1=new double[10][988];
+        double sumProvide=0;
+        double max;
+        double min;
+        int strictNum=arr[0].length;//代表有多少个救助点
+        double k=1/(Math.log((double)strictNum));
+        double[] e=new double[10];//第 j 项指标的熵值 ej
+        double[] g=new double[10];//差异性系数  gi越大指标越重要
+        for(int j=0;j<3;j++) {
+            min=max=arr[j][0];
+            sumProvide=0;
+            for(int i=0;i<arr[j].length;i++) {
+                if(arr[j][i]<min) {
+                    min=arr[j][i];
+                }
+                if(arr[j][i]>max) {
+                    max=arr[j][i];
+                }
+            }
+            for(int i=0;i<arr[j].length;i++) {
+                arrNew[j][i]=(arr[j][i]-min)/(max-min);//假设都是正向指标，正向指标的值越大，就说明该地方越需要救助
+                arrNew1[j][i]=arrNew[j][i];
+                sumProvide+=arrNew[j][i];
+            }
+            for(int i=0;i<arr[j].length;i++) {
+                arrNew[j][i]=(arrNew[j][i]/sumProvide)+0.0000001;
+            }
+            double sumArrNewHang=0.0;
+            for(int i=0;i<arr[j].length;i++) {
+                System.out.println("sum"+arrNew[j][i]);
+                //System.out.println("sum"+Math.log(arrNew[j][i]));
+                sumArrNewHang+=(arrNew[j][i]*Math.log(arrNew[j][i]));
+            }
+            e[j]=(-k)*sumArrNewHang;
+            g[j]=1-e[j];
+        }
+        double[] a=new double[10];//每个属性所占的权数
+        double SumG=0.0;
+        for(int i=0;i<g.length;i++) {
+            SumG+=g[i];
+        }
+        for(int i=0;i<g.length;i++) {
+            a[i]=g[i]/SumG;
+        }
+        double[]w=new double[strictNum];
+        for(int j=0;j<strictNum;j++) {
+            w[j]=0;
+            for(int i=0;i<3;i++) {
+                w[j]+=a[i]*arrNew1[i][j];
+            }
+//            w[j]=1-w[j];
+        }
+        Map arrayStrict=new HashMap();
+        List<Double> arrayW1=new ArrayList<>();
+        Map topTen=new LinkedHashMap();
+        List <FireWeight> resultFireWeightLists=new ArrayList<>();
+        for(int i=0;i<strictNum;i++){
+            arrayW1.add(w[i]);
+//            System.out.println("第+"+(i+1)+"个地区的权重值为"+w[i]);
+            arrayStrict.put(i+1,w[i]);
+        }
+        List<Map.Entry<Integer,Double>> entrys=new ArrayList<>(arrayStrict.entrySet());
+        Collections.sort(entrys, new MyComparator());
+        //输出排序后的键值对
+        int count=0;
+        for(Map.Entry<Integer,Double> entry:entrys){
+            System.out.println(entry.getKey()+","+entry.getValue());
+            topTen.put(entry.getKey(),entry.getValue());
+            FireCenter resultFireCenter=getOneFireCenter(entry.getKey());
+            FireWeight fireWeight=new FireWeight();
+            fireWeight.setFireId(resultFireCenter.getFireId());
+            fireWeight.setFireLat(resultFireCenter.getFireLat());
+            fireWeight.setFireLon(resultFireCenter.getFireLon());
+            fireWeight.setFireName(resultFireCenter.getFireName());
+            fireWeight.setFireAddress(resultFireCenter.getFireAddress());
+            fireWeight.setFireCenterWeight(entry.getValue());
+            resultFireWeightLists.add(fireWeight);
+            count++;
+            if(count==10){
+                break;
+            }
+        }
+
+//        return arrayW1;
+//        return topTen;
+        return resultFireWeightLists;
+    }
+}

src/main/java/com/peteralbus/controller/MyComparator.java

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+package com.peteralbus.controller;
+
+import java.util.Comparator;
+import java.util.Map;
+
+class MyComparator implements Comparator<Map.Entry> {
+public int compare(Map.Entry o1, Map.Entry o2) {
+return ((Double)o2.getValue()).compareTo((Double) o1.getValue());
+}
+}

src/main/java/com/peteralbus/entity/FireCenter.java

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+package com.peteralbus.entity;
+
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+@TableName("fire_center")
+public class FireCenter {
+    @TableId(type= IdType.ASSIGN_ID)
+    private Integer fireId;
+    private Double fireLon;
+    private Double fireLat;
+    private String fireName;
+    private String fireAddress;
+    private String fireProvince;
+    private String fireCityName;
+    private String fireType;
+}

src/main/java/com/peteralbus/entity/FireWeight.java

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+package com.peteralbus.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class FireWeight {
+    private Integer fireId;
+    private Double fireLon;
+    private Double fireLat;
+    private String fireName;
+    private String fireAddress;
+    private Double fireCenterWeight;
+}

src/main/java/com/peteralbus/mapper/FireCenterMapper.java

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+package com.peteralbus.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.peteralbus.entity.FireCenter;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface FireCenterMapper extends BaseMapper<FireCenter> {
+}

src/main/java/com/peteralbus/service/FireCenterService.java

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+package com.peteralbus.service;
+
+import com.peteralbus.entity.FireCenter;
+
+import java.util.List;
+
+public interface FireCenterService {
+    List<FireCenter>getAllFireCenter();
+}

src/main/java/com/peteralbus/service/impl/FireCenterServiceImpl.java

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+package com.peteralbus.service.impl;
+
+import com.peteralbus.entity.FireCenter;
+import com.peteralbus.mapper.FireCenterMapper;
+import com.peteralbus.service.FireCenterService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class FireCenterServiceImpl implements FireCenterService {
+
+    FireCenterMapper fireCenterMapper;
+
+    @Autowired
+    public void setFireCenterMapper(FireCenterMapper fireCenterMapper) {
+        this.fireCenterMapper = fireCenterMapper;
+    }
+
+    @Override
+    public List<FireCenter> getAllFireCenter() {
+        return fireCenterMapper.selectList(null);
+    }
+}