improved android support

Author: wenshao

benchmark/src/test/java/com/alibaba/fastjson2/benchmark/jjb/ClientsParseUTF8BytesTest.java

@@ -16,6 +16,7 @@ public static void fastjson2() {
             // zulu17.40.19 : 2850 2815 2777 2770 2730 2704 2717 2661 2638 2603 2587 2662
             // oracle-jdk-17.0.6 :
             // oracle-jdk-17.0.6_vec :
+            // oracle-jdk-17.0.6_reflect : 3566 3513 3476
         }
     }
 

benchmark/src/test/java/com/alibaba/fastjson2/benchmark/jjb/ClientsWriteUTF8BytesTest.java

@@ -16,6 +16,7 @@ public static void fastjson2() {
             // zulu8.70.0.23 : 1533 1493
             // zulu17.40.19 : 1419 1361 1356
             // zulu17.40.19_vec : 1116
+            // zulu17.40.19_reflect : 1427
         }
     }
 

core/src/main/java/com/alibaba/fastjson2/JSONWriter.java

@@ -827,10 +827,6 @@ public final void writeName(long name) {
         }
 
         writeInt64(name);
-
-        if (name >= Integer.MIN_VALUE && name <= Integer.MAX_VALUE && (context.features & Feature.WriteClassName.mask) != 0) {
-            writeRaw('L');
-        }
     }
 
     public final void writeName(int name) {

core/src/main/java/com/alibaba/fastjson2/JSONWriterUTF16.java

@@ -1711,6 +1711,10 @@ public final void writeInt64(long i) {
         off = IOUtils.writeInt64(chars, off, i);
         if (writeAsString) {
             chars[off++] = quote;
+        } else if ((context.features & WriteClassName.mask) != 0
+                        && i >= Integer.MIN_VALUE && i <= Integer.MAX_VALUE
+        ) {
+            chars[off++] = 'L';
         }
         this.off = off;
     }

core/src/main/java/com/alibaba/fastjson2/JSONWriterUTF8.java

@@ -1753,6 +1753,10 @@ public final void writeInt64(long i) {
         off = IOUtils.writeInt64(bytes, off, i);
         if (writeAsString) {
             bytes[off++] = (byte) quote;
+        } else if ((context.features & WriteClassName.mask) != 0
+                && i >= Integer.MIN_VALUE && i <= Integer.MAX_VALUE
+        ) {
+            bytes[off++] = 'L';
         }
         this.off = off;
     }

core/src/main/java/com/alibaba/fastjson2/reader/FieldReader.java

@@ -433,11 +433,7 @@ static ObjectReader createFormattedObjectReader(Type fieldType, Class fieldClass
                     }
 
                     if (fieldClass == LocalDate.class) {
-                        if (format == null) {
-                            return ObjectReaderImplLocalDate.INSTANCE;
-                        }
-
-                        return new ObjectReaderImplLocalDate(format, locale);
+                        return ObjectReaderImplLocalDate.of(format, locale);
                     }
 
                     if (fieldClass == LocalTime.class) {

core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderDate.java

@@ -17,7 +17,7 @@
 import java.util.Locale;
 import java.util.function.BiConsumer;
 
-class FieldReaderDate<T>
+final class FieldReaderDate<T>
         extends FieldReaderDateTimeCodec<T> {
     final BiConsumer<T, Date> function;
 
@@ -35,7 +35,19 @@ public FieldReaderDate(
             Method method,
             BiConsumer<T, Date> function
     ) {
-        super(fieldName, fieldType, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field);
+        super(
+                fieldName,
+                fieldType,
+                fieldClass,
+                ordinal,
+                features,
+                format,
+                locale,
+                defaultValue,
+                schema, method,
+                field,
+                ObjectReaderImplDate.of(format, locale)
+        );
         this.function = function;
     }
 
@@ -44,6 +56,12 @@ protected void acceptNull(T object) {
         accept(object, (Date) null);
     }
 
+    @Override
+    public void readFieldValue(JSONReader jsonReader, T object) {
+        Date date = (Date) dateReader.readObject(jsonReader, fieldType, fieldName, features);
+        accept(object, date);
+    }
+
     @Override
     protected void accept(T object, Date value) {
         if (function != null) {
@@ -129,23 +147,4 @@ protected Object apply(ZonedDateTime zdt) {
     protected Object apply(long millis) {
         return new Date(millis);
     }
-
-    @Override
-    public ObjectReader getObjectReader(JSONReader jsonReader) {
-        if (dateReader == null) {
-            dateReader = format == null
-                    ? ObjectReaderImplDate.INSTANCE
-                    : new ObjectReaderImplDate(format, locale);
-        }
-        return dateReader;
-    }
-
-    public ObjectReader getObjectReader(JSONReader.Context context) {
-        if (dateReader == null) {
-            dateReader = format == null
-                    ? ObjectReaderImplDate.INSTANCE
-                    : new ObjectReaderImplDate(format, locale);
-        }
-        return dateReader;
-    }
 }