tiennm99/lombok
1
0 Fork 0
mirror of https://github.com/tiennm99/lombok.git synced 2026-10-13 18:15:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

[bugfix] eclipse version differences for weird LUB types

Browse Source
This commit is contained in:
Reinier Zwitserloot committed 2020-07-10 02:57:45 +02:00
1 parent baa3848498
commit 857a57cb16
1 file changed
+53 -8
Download Patch File Download Diff File Expand all files Collapse all files
src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java
+53 -8
View File
@@ -330,14 +330,16 @@ public class EclipseHandlerUtil {
public static final Field STRING_LITERAL__LINE_NUMBER;
public static final Field ANNOTATION__MEMBER_VALUE_PAIR_NAME;
public static final Field TYPE_REFERENCE__ANNOTATIONS;
public static final Class<?> INTERSECTION_BINDING;
public static final Field INTERSECTION_BINDING_TYPES;
public static final Class<?> INTERSECTION_BINDING1, INTERSECTION_BINDING2;
public static final Field INTERSECTION_BINDING_TYPES1, INTERSECTION_BINDING_TYPES2;
static {
STRING_LITERAL__LINE_NUMBER = getField(StringLiteral.class, "lineNumber");
ANNOTATION__MEMBER_VALUE_PAIR_NAME = getField(Annotation.class, "memberValuePairName");
TYPE_REFERENCE__ANNOTATIONS = getField(TypeReference.class, "annotations");
INTERSECTION_BINDING = getClass("org.eclipse.jdt.internal.compiler.lookup.IntersectionTypeBinding18");
INTERSECTION_BINDING_TYPES = INTERSECTION_BINDING == null ? null : getField(INTERSECTION_BINDING, "intersectingTypes");
INTERSECTION_BINDING1 = getClass("org.eclipse.jdt.internal.compiler.lookup.IntersectionTypeBinding18");
INTERSECTION_BINDING2 = getClass("org.eclipse.jdt.internal.compiler.lookup.IntersectionCastTypeBinding");
INTERSECTION_BINDING_TYPES1 = INTERSECTION_BINDING1 == null ? null : getField(INTERSECTION_BINDING1, "intersectingTypes");
INTERSECTION_BINDING_TYPES2 = INTERSECTION_BINDING2 == null ? null : getField(INTERSECTION_BINDING2, "intersectingTypes");
}
public static int reflectInt(Field f, Object o) {
@@ -1045,11 +1047,54 @@ public class EclipseHandlerUtil {
return res;
}
private static final char[] OBJECT_SIG = "Ljava/lang/Object;".toCharArray();
private static int compare(char[] a, char[] b) {
if (a == null) return b == null ? 0 : -1;
if (b == null) return +1;
int len = Math.min(a.length, b.length);
for (int i = 0; i < len; i++) {
if (a[i] < b[i]) return -1;
if (a[i] > b[i]) return +1;
}
return a.length < b.length ? -1 : a.length > b.length ? +1 : 0;
}
public static TypeReference makeType(TypeBinding binding, ASTNode pos, boolean allowCompound) {
if (binding.getClass() == EclipseReflectiveMembers.INTERSECTION_BINDING) {
Object[] arr = (Object[]) EclipseReflectiveMembers.reflect(EclipseReflectiveMembers.INTERSECTION_BINDING_TYPES, binding);
binding = (TypeBinding) arr[0];
Object[] arr = null;
if (binding.getClass() == EclipseReflectiveMembers.INTERSECTION_BINDING1) {
arr = (Object[]) EclipseReflectiveMembers.reflect(EclipseReflectiveMembers.INTERSECTION_BINDING_TYPES1, binding);
} else if (binding.getClass() == EclipseReflectiveMembers.INTERSECTION_BINDING2) {
arr = (Object[]) EclipseReflectiveMembers.reflect(EclipseReflectiveMembers.INTERSECTION_BINDING_TYPES2, binding);
}
if (arr != null) {
// Is there a class? Alphabetically lowest wins.
TypeBinding winner = null;
int winLevel = 0; // 100 = array, 50 = class, 20 = typevar, 15 = wildcard, 10 = interface, 1 = Object.
for (Object b : arr) {
if (b instanceof TypeBinding) {
TypeBinding tb = (TypeBinding) b;
int level = 0;
if (tb.isArrayType()) level = 100;
else if (tb.isClass()) level = 50;
else if (tb.isTypeVariable()) level = 20;
else if (tb.isWildcard()) level = 15;
else level = 10;
if (level == 50 && compare(tb.signature(), OBJECT_SIG) == 0) level = 1;
if (winLevel > level) continue;
if (winLevel < level) {
winner = tb;
winLevel = level;
continue;
}
if (compare(winner.signature(), tb.signature()) > 0) winner = tb;
}
}
binding = winner;
}
int dims = binding.dimensions();
binding = binding.leafComponentType();