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Copier优化

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redkale
2023-08-12 09:28:05 +08:00
parent 509e81888c
commit a6de4df777
1 changed files with 4 additions and 5 deletions
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9
src/main/java/org/redkale/util/Copier.java
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@@ -16,7 +16,6 @@ import static org.redkale.asm.Opcodes.ACC_PUBLIC;
import static org.redkale.asm.Opcodes.ACC_STATIC; import static org.redkale.asm.Opcodes.ACC_STATIC;
import static org.redkale.asm.Opcodes.ACC_SUPER; import static org.redkale.asm.Opcodes.ACC_SUPER;
import static org.redkale.asm.Opcodes.ACC_SYNTHETIC; import static org.redkale.asm.Opcodes.ACC_SYNTHETIC;
import static org.redkale.asm.Opcodes.ACONST_NULL;
import static org.redkale.asm.Opcodes.ALOAD; import static org.redkale.asm.Opcodes.ALOAD;
import static org.redkale.asm.Opcodes.ARETURN; import static org.redkale.asm.Opcodes.ARETURN;
import static org.redkale.asm.Opcodes.ASTORE; import static org.redkale.asm.Opcodes.ASTORE;
@@ -207,7 +206,7 @@ public interface Copier<S, D> extends BiFunction<S, D, D> {
.computeIfAbsent(srcClass, v -> { .computeIfAbsent(srcClass, v -> {
Copier<S, D> copier = load(srcClass, destClass, options); Copier<S, D> copier = load(srcClass, destClass, options);
Creator<D> creator = Creator.load(destClass); Creator<D> creator = Creator.load(destClass);
Function<S, D> func = src -> copier.apply(src, creator.create()); Function<S, D> func = src -> src == null ? null : copier.apply(src, creator.create());
return func; return func;
}); });
} else { } else {
@@ -217,7 +216,7 @@ public interface Copier<S, D> extends BiFunction<S, D, D> {
.computeIfAbsent(destClass, v -> { .computeIfAbsent(destClass, v -> {
Copier<S, D> copier = load(srcClass, destClass, options); Copier<S, D> copier = load(srcClass, destClass, options);
Creator<D> creator = Creator.load(destClass); Creator<D> creator = Creator.load(destClass);
Function<S, D> func = src -> copier.apply(src, creator.create()); Function<S, D> func = src -> src == null ? null : copier.apply(src, creator.create());
return func; return func;
}); });
} }
@@ -492,7 +491,7 @@ public interface Copier<S, D> extends BiFunction<S, D, D> {
mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 1);
Label ifLabel = new Label(); Label ifLabel = new Label();
mv.visitJumpInsn(IFNONNULL, ifLabel); mv.visitJumpInsn(IFNONNULL, ifLabel);
mv.visitInsn(ACONST_NULL); mv.visitVarInsn(ALOAD, 2);
mv.visitInsn(ARETURN); mv.visitInsn(ARETURN);
mv.visitLabel(ifLabel); mv.visitLabel(ifLabel);
mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
@@ -622,7 +621,7 @@ public interface Copier<S, D> extends BiFunction<S, D, D> {
mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 1);
Label ifLabel = new Label(); Label ifLabel = new Label();
mv.visitJumpInsn(IFNONNULL, ifLabel); mv.visitJumpInsn(IFNONNULL, ifLabel);
mv.visitInsn(ACONST_NULL); mv.visitVarInsn(ALOAD, 2);
mv.visitInsn(ARETURN); mv.visitInsn(ARETURN);
mv.visitLabel(ifLabel); mv.visitLabel(ifLabel);
mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);