Fix BuildPlan

src/de/steamwar/linkage/plan/BuildPlan.java

@@ -33,7 +33,7 @@ public class BuildPlan implements Writer {
     private Set<String> imports = new HashSet<>();
     private final String className;
 
-    private Map<String, FieldBuilder> fieldBuilderMap = new HashMap<>();
+    private List<FieldBuilder> fieldBuilders = new ArrayList<>();
     private Map<String, MethodBuilder> methodBuilderMap = new HashMap<>();
     private List<String> staticLines = new ArrayList<>();
 
@@ -42,15 +42,7 @@ public class BuildPlan implements Writer {
     }
 
     public void addField(FieldBuilder fieldBuilder) {
-        fieldBuilderMap.putIfAbsent(fieldBuilder.getType(), fieldBuilder);
-    }
-
-    public boolean hasField(String type) {
-        return fieldBuilderMap.containsKey(type);
-    }
-
-    public String getFieldName(String type) {
-        return fieldBuilderMap.get(type).getFieldName();
+        fieldBuilders.add(fieldBuilder);
     }
 
     public void addMethod(MethodBuilder methodBuilder) {
@@ -76,8 +68,8 @@ public class BuildPlan implements Writer {
         }
         writer.write("\n");
         writer.write("public class " + className + " {\n");
-        if (!fieldBuilderMap.isEmpty()) {
-            for (FieldBuilder fieldBuilder : fieldBuilderMap.values()) {
+        if (!fieldBuilders.isEmpty()) {
+            for (FieldBuilder fieldBuilder : fieldBuilders) {
                 fieldBuilder.write(writer);
             }
             writer.write("\n");