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author zaaarf <me@zaaarf.foo>2024-01-24 17:35:09 +0100
committer zaaarf <me@zaaarf.foo>2024-01-24 17:35:09 +0100
commit16508aff77569c683baaaf42d32cf482b6a8a386 (patch)
treed25dea27a5b34990e47efd072b3cda778930cdbd /src/main/java/ftbsc/lll/mapper/utils/Mapper.java
parentae63aef390db222448787db5f5998e77fc46bd2a (diff)
chore: version bump + internal reorganisation0.4.0
Diffstat (limited to 'src/main/java/ftbsc/lll/mapper/utils/Mapper.java')
-rw-r--r--src/main/java/ftbsc/lll/mapper/utils/Mapper.java78
1 files changed, 78 insertions, 0 deletions
diff --git a/src/main/java/ftbsc/lll/mapper/utils/Mapper.java b/src/main/java/ftbsc/lll/mapper/utils/Mapper.java
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index 0000000..b6e0722
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+++ b/src/main/java/ftbsc/lll/mapper/utils/Mapper.java
@@ -0,0 +1,78 @@
+package ftbsc.lll.mapper.utils;
+
+import ftbsc.lll.exceptions.MappingNotFoundException;
+import ftbsc.lll.mapper.data.ClassData;
+import ftbsc.lll.mapper.data.FieldData;
+import ftbsc.lll.mapper.data.MethodData;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * An object containing parsed mapping data, which can
+ * apply a conversion as requested.
+ */
+public class Mapper {
+ /**
+ * A {@link Map} tying each plain class name to its class data.
+ */
+ protected final Map<String, ClassData> mappings = new HashMap<>();
+
+ /**
+ * Gets the {@link ClassData} given the plain name.
+ * @param name the plain internal name of the desired class
+ * @return the mapped name of the class
+ * @throws MappingNotFoundException if no mapping is found
+ */
+ public ClassData getClassData(String name) throws MappingNotFoundException {
+ ClassData data = this.mappings.get(name.replace('.', '/'));
+ if(data == null)
+ throw new MappingNotFoundException("class", name);
+ else return data;
+ }
+
+ /**
+ * Gets the mapped name of a method
+ * @param parent the plain internal name of the parent class
+ * @param name the plain method name
+ * @param descriptor the descriptor of the method
+ * @return the mapped name of the given member
+ * @throws MappingNotFoundException if no mapping is found
+ */
+ public MethodData getMethodData(String parent, String name, String descriptor) throws MappingNotFoundException {
+ return this.getClassData(parent).mapMethod(name, descriptor);
+ }
+
+ /**
+ * Gets the mapped name of a field.
+ * @param parent the plain internal name of the parent class
+ * @param name the field's plain name
+ * @return the mapped name of the requested field
+ * @throws MappingNotFoundException if no mapping is found
+ */
+ public FieldData getFieldData(String parent, String name) throws MappingNotFoundException {
+ return this.getClassData(parent).mapField(name);
+ }
+
+ /**
+ * Gets the "raw mappings".
+ * @return a {@link Map} tying each {@link ClassData} to the class' plain name
+ */
+ public Map<String, ClassData> getRawMappings() {
+ return this.mappings;
+ }
+
+ /**
+ * Builds a new {@link Mapper} that functions in reverse to this one (i.e. one that
+ * considers as "mapped" what this one considers plain, and vice versa).
+ * @return the inverted mapper
+ */
+ public Mapper getInverted() {
+ Mapper inverted = new Mapper();
+ this.mappings.forEach((name, data) -> {
+ ClassData reverse = data.generateReverseMappings(this);
+ inverted.mappings.put(data.nameMapped, reverse);
+ });
+ return inverted;
+ }
+}