Le code est maintenant fait pour traiter du JSON venant du site rankedchoices.com

.gitignore

@@ -2,3 +2,8 @@
 .project
 .settings
 bin/
+
+gradlew
+gradlew.bat
+.gradle
+gradle/

build.gradle

@@ -0,0 +1,31 @@
+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ * This generated file contains a sample Java Library project to get you started.
+ * For more details take a look at the Java Libraries chapter in the Gradle
+ * User Manual available at https://docs.gradle.org/6.3/userguide/java_library_plugin.html
+ */
+
+plugins {
+    // Apply the java-library plugin to add support for Java Library
+    id 'java-library'
+}
+
+repositories {
+    // Use jcenter for resolving dependencies.
+    // You can declare any Maven/Ivy/file repository here.
+    jcenter()
+}
+
+dependencies {
+    // This dependency is exported to consumers, that is to say found on their compile classpath.
+    api 'org.apache.commons:commons-math3:3.6.1'
+
+    // This dependency is used internally, and not exposed to consumers on their own compile classpath.
+    implementation 'com.google.guava:guava:28.2-jre'
+
+    // Use JUnit test framework
+    testImplementation 'junit:junit:4.12'
+    
+    compile "org.json:json:20200518"
+}

settings.gradle

@@ -0,0 +1,10 @@
+/*
+ * This file was generated by the Gradle 'init' task.
+ *
+ * The settings file is used to specify which projects to include in your build.
+ *
+ * Detailed information about configuring a multi-project build in Gradle can be found
+ * in the user manual at https://docs.gradle.org/6.3/userguide/multi_project_builds.html
+ */
+
+rootProject.name = 'Scrutin'

src/main/java/com/bernard/condorcet/ScrutinConDOrcet.java

@@ -4,20 +4,31 @@ import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
 import java.io.IOException;
+import java.nio.file.Files;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
+import org.json.JSONArray;
+import org.json.JSONObject;
+
 public class ScrutinConDOrcet {
 	
-	public static void main(String[] args) throws IOException {
+	public static void main2(String[] args) throws IOException {
 		Election e = voteReader(new File("/home/mysaa/Desktop/votes"));
 		List<String> results = condorc(e);
 		System.out.println(results);
 	}
 	
+	
+	public static void main(String[] args) throws IOException {
+		Election e = jsonVoteReader(new File("/home/mysaa/Documents/eclipse-workspace/Scrutin/manim2.json"));
+		List<String> results = condorc(e);
+		System.out.println(results);
+	}
+	
 	public static final Election voteReader(File f) throws IOException{
 		BufferedReader bis = new BufferedReader(new FileReader(f));
 		List<Integer[]> votes = new ArrayList<Integer[]>();
@@ -50,12 +61,32 @@ public class ScrutinConDOrcet {
 		List<Integer[]> votes = new ArrayList<Integer[]>();
 		List<String> candidats = new ArrayList<String>();
 		
+		JSONArray obj = new JSONArray(new String(Files.readAllBytes(f.toPath())));
 		
+		for(int i = 0;i<obj.length();i++) {
+			JSONObject tableLine = obj.getJSONObject(i);
+			String voteStr = tableLine.getString("vote");
+			JSONArray vote = new JSONArray(voteStr);
+			if(!tableLine.isNull("name"))
+				System.out.println(tableLine.getString("name")+" -> "+vote);
+			Integer[] voteArr = new Integer[vote.length()];
+			for (int j = 0; j < vote.length(); j++) {
+				int pos = candidats.indexOf(vote.getString(j));
+				if(pos==-1) {
+					// On n'a jamais vu ce candidat, on l'ajoute
+					candidats.add(vote.getString(j));
+					pos = candidats.indexOf(vote.getString(j));//Normalement candidats.size()
+				}
+				voteArr[j] = pos; // A voté !
+			}
+			votes.add(voteArr);
+		}
 		
 		Integer[][] out = new Integer[votes.size()][];
 		votes.toArray(out);
-		String[] kdidats = new String[candidats.size()];
-		candidats.toArray(kdidats);
+		String[] kdidats = candidats.stream()
+				.map(s -> s.startsWith("Proposition ")?s.substring("Proposition ".length()):s)
+				.toArray(i -> new String[i]);
 		return new Election(out,kdidats);
 		
 		
@@ -65,6 +96,8 @@ public class ScrutinConDOrcet {
 		return condorc(e.candidats,e.votes);
 	}
 	public static List<String> condorc(String[] candidats,Integer[][] votes) {
+		System.out.println(votes.length+" votes enregistrés");
+		
 		final int n = candidats.length;
 		int[] duels = new int[n];
 		Arrays.fill(duels, 0);
@@ -77,7 +110,7 @@ public class ScrutinConDOrcet {
 				long votesi = Arrays.stream(votes).filter(a -> indexof(a, i2,n) < indexof(a, j2,n)).count();
 				long votesj = Arrays.stream(votes).filter(a -> indexof(a, j2,n) < indexof(a, i2,n)).count();
 				
-				System.out.println(candidats[i]+">"+candidats[j]+"- "+votesi+" sont pour et "+votesj+" sont contre");
+				System.out.println(candidats[i]+">"+candidats[j]+": "+votesi+" yes, "+votesj+" no");
 				
 				if(votesi>votesj)
 					duels[i]++;
@@ -85,10 +118,13 @@ public class ScrutinConDOrcet {
 					duels[j]++;
 			}
 		}
-		return IntStream.range(0, candidats.length).boxed().sorted((i,j) -> Integer.compare(duels[i],duels[j])).map(i->Integer.toString(duels[i])+":"+candidats[i]).collect(Collectors.toList());
-		
-		
+		return IntStream.range(0, candidats.length)
+				.boxed()
+				.sorted((i,j) -> Integer.compare(duels[i],duels[j]))
+				.map(i->Integer.toString(duels[i])+":"+candidats[i])
+				.collect(Collectors.toList());
 	}
+	
 	public static final int indexof(Integer[] a, int i,int defaultValue) {
 		return IntStream.range(0, a.length).filter(j->a[j]==i).findAny().orElse(defaultValue);
 	}