aboutsummaryrefslogtreecommitdiff
path: root/src/main/java/ftbsc/lll/mapper/impl/MultiMapper.java
blob: 7eeb0d543ea34658b52fc4cb35fe52de8d8ab7bc (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
package ftbsc.lll.mapper.impl;

import com.google.auto.service.AutoService;
import ftbsc.lll.exceptions.MalformedMappingsException;
import ftbsc.lll.mapper.AbstractMapper;
import ftbsc.lll.mapper.IMapper;
import ftbsc.lll.mapper.MapperProvider;
import ftbsc.lll.mapper.tools.MappingUtils;
import ftbsc.lll.mapper.tools.data.ClassData;

import java.util.ArrayList;
import java.util.List;

/**
 * Special mapper type that actually resolves to an ordered
 * sequence of mappers applied one after the other.
 */
@AutoService(IMapper.class)
public class MultiMapper extends AbstractMapper {
   @Override
   public boolean claim(List<String> lines) {
      return lines.get(0).equals("lll multimapper");
   }

   @Override
   public void populate(List<String> lines, boolean ignoreErrors) throws MalformedMappingsException {
      List<IMapper> mapperList = new ArrayList<>();
      for(int i = 1; i < lines.size(); i++) {
         List<String> data = MapperProvider.fetchFromLocalOrRemote(lines.get(i));
         IMapper mapper = MapperProvider.getMapper(data);
         mapper.populate(data, ignoreErrors);
         mapperList.add(mapper);
      }

      mapperList.get(0).getRawMappings().forEach((name, data) -> {
         ClassData finalData = data;
         for(int i = 1; i < mapperList.size(); i++)
            finalData = mapperList.get(i).getClassData(finalData.nameMapped);

         ClassData sumData = new ClassData(data.name, finalData.nameMapped);

         data.getMethods().forEach((signature, methodData) -> {
            for(int i = 1; i < mapperList.size(); i++) {
               IMapper mapper = mapperList.get(i);
               methodData = mapper.getMethodData(methodData.parentClass.nameMapped, methodData.nameMapped,
                  MappingUtils.mapMethodDescriptor(methodData.signature.descriptor, mapper, false));
            }
            sumData.addMethod(signature.name, methodData.nameMapped, signature.descriptor);
         });

         data.getFields().forEach((fieldName, fieldData) -> {
            for(int i = 1; i < mapperList.size(); i++)
               fieldData = mapperList.get(i).getFieldData(fieldData.parentClass.nameMapped, fieldData.nameMapped);
            sumData.addField(fieldName, fieldData.nameMapped, fieldData.descriptor);
         });

         this.mappings.put(sumData.name, sumData);
      });
   }

   @Override
   protected AbstractMapper newInstance() {
      return new MultiMapper();
   }
}