diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBigDecimal.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBigDecimal.java
index 821698d632..a138702806 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBigDecimal.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBigDecimal.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderBigDecimal<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, BigDecimal> {
     public FieldReaderBigDecimal(
             String fieldName,
             Class<V> fieldClass,
@@ -24,32 +24,11 @@ public FieldReaderBigDecimal(
             Field field,
             BiConsumer<T, V> function
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, null, null);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, null, null);
     }
 
     @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        BigDecimal fieldValue;
-        try {
-            fieldValue = jsonReader.readBigDecimal();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                fieldValue = null;
-            } else {
-                throw e;
-            }
-        }
-
-        propertyAccessor.setObject(object, fieldValue);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected BigDecimal readValue(JSONReader jsonReader) {
         return jsonReader.readBigDecimal();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBool.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBool.java
index 8ed439526c..c05c81ddb3 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBool.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBool.java
@@ -11,7 +11,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderBool<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Boolean> {
     public FieldReaderBool(
             String fieldName,
             Class<V> fieldClass,
@@ -27,33 +27,22 @@ public FieldReaderBool(
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
     public void accept(T object, Object value) {
-        propertyAccessor.setObject(object,
-                TypeUtils.toBoolean(value));
-    }
+        Boolean boolValue = TypeUtils.toBoolean(value);
 
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Boolean fieldValue;
-        try {
-            fieldValue = jsonReader.readBool();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                fieldValue = null;
-            } else {
-                throw e;
-            }
+        if (schema != null) {
+            schema.assertValidate(boolValue);
         }
 
-        propertyAccessor.setObject(object, fieldValue);
+        propertyAccessor.setObject(object, boolValue);
     }
 
     @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected Boolean readValue(JSONReader jsonReader) {
         return jsonReader.readBool();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBoxedType.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBoxedType.java
new file mode 100644
index 0000000000..452af8d581
--- /dev/null
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderBoxedType.java
@@ -0,0 +1,79 @@
+package com.alibaba.fastjson2.reader;
+
+import com.alibaba.fastjson2.JSONReader;
+import com.alibaba.fastjson2.schema.JSONSchema;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Parameter;
+import java.util.Locale;
+import java.util.function.BiConsumer;
+
+/**
+ * Abstract base class for boxed type field readers (Integer, Long, Double, Float, Boolean, etc.).
+ * Consolidates common error handling and schema validation logic.
+ *
+ * @param <T> the object type containing the field
+ * @param <V> the field value type
+ */
+abstract class FieldReaderBoxedType<T, V> extends FieldReader<T> {
+    FieldReaderBoxedType(
+            String fieldName,
+            Class fieldClass,
+            int ordinal,
+            long features,
+            String format,
+            Locale locale,
+            Object defaultValue,
+            JSONSchema schema,
+            Method method,
+            Field field,
+            BiConsumer function,
+            String paramName,
+            Parameter parameter
+    ) {
+        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+    }
+
+    @Override
+    public void accept(T object, Object value) {
+        if (schema != null) {
+            schema.assertValidate(value);
+        }
+        propertyAccessor.setObject(object, value);
+    }
+
+    @Override
+    public void readFieldValue(JSONReader jsonReader, T object) {
+        V value;
+        try {
+            value = readValue(jsonReader);
+        } catch (Exception e) {
+            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
+                value = null;
+            } else {
+                throw e;
+            }
+        }
+
+        if (schema != null) {
+            schema.assertValidate(value);
+        }
+
+        propertyAccessor.setObject(object, value);
+    }
+
+    @Override
+    public Object readFieldValue(JSONReader jsonReader) {
+        return readValue(jsonReader);
+    }
+
+    /**
+     * Read the specific value type from JSONReader.
+     * Subclasses must implement this to call the appropriate reader method.
+     *
+     * @param jsonReader the JSON reader
+     * @return the read value
+     */
+    protected abstract V readValue(JSONReader jsonReader);
+}
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderDouble.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderDouble.java
index 2b80047789..d229fc607e 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderDouble.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderDouble.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderDouble<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Double> {
     FieldReaderDouble(
             String fieldName,
             Class<V> fieldClass,
@@ -26,19 +26,14 @@ final class FieldReaderDouble<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
-    }
-
-    @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
     public void readFieldValue(JSONReader jsonReader, T object) {
         Double value;
         try {
-            value = jsonReader.readDouble();
+            value = readValue(jsonReader);
         } catch (Exception e) {
             if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
                 value = null;
@@ -51,11 +46,15 @@ public void readFieldValue(JSONReader jsonReader, T object) {
             return;
         }
 
+        if (schema != null) {
+            schema.assertValidate(value);
+        }
+
         propertyAccessor.setObject(object, value);
     }
 
     @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected Double readValue(JSONReader jsonReader) {
         return jsonReader.readDouble();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderFloat.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderFloat.java
index c4bbb622c4..99f3278dce 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderFloat.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderFloat.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderFloat<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Float> {
     FieldReaderFloat(
             String fieldName,
             Class<V> fieldClass,
@@ -26,32 +26,11 @@ final class FieldReaderFloat<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Float value;
-        try {
-            value = jsonReader.readFloat();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                value = null;
-            } else {
-                throw e;
-            }
-        }
-
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected Float readValue(JSONReader jsonReader) {
         return jsonReader.readFloat();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt16.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt16.java
index 2e5cf56a25..852c2f7a72 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt16.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt16.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderInt16<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Short> {
     FieldReaderInt16(
             String fieldName,
             Class<V> fieldClass,
@@ -26,33 +26,12 @@ final class FieldReaderInt16<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Short value;
-        try {
-            Integer intValue = jsonReader.readInt32();
-            value = intValue == null ? null : intValue.shortValue();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                value = null;
-            } else {
-                throw e;
-            }
-        }
-
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
-        return jsonReader.readInt32();
+    protected Short readValue(JSONReader jsonReader) {
+        Integer intValue = jsonReader.readInt32();
+        return intValue == null ? null : intValue.shortValue();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt32.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt32.java
index 6c68c2e004..78997db90e 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt32.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt32.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderInt32<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Integer> {
     FieldReaderInt32(
             String fieldName,
             Class<V> fieldClass,
@@ -26,32 +26,11 @@ final class FieldReaderInt32<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Integer value;
-        try {
-            value = jsonReader.readInt32();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                value = null;
-            } else {
-                throw e;
-            }
-        }
-
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected Integer readValue(JSONReader jsonReader) {
         return jsonReader.readInt32();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt64.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt64.java
index 15c02beb4c..a33c01c36d 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt64.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt64.java
@@ -11,7 +11,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderInt64<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Long> {
     FieldReaderInt64(
             String fieldName,
             Class<V> fieldClass,
@@ -27,11 +27,14 @@ final class FieldReaderInt64<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
     public void accept(T object, Object value) {
+        // Convert to Long for schema validation, but set original value
+        // This preserves the original behavior where validation used converted value
+        // but the original value was set (to preserve type information)
         Long longValue = TypeUtils.toLong(value);
 
         if (schema != null) {
@@ -42,27 +45,7 @@ public void accept(T object, Object value) {
     }
 
     @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Long value;
-        try {
-            value = jsonReader.readInt64();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                value = null;
-            } else {
-                throw e;
-            }
-        }
-
-        if (schema != null) {
-            schema.assertValidate(value);
-        }
-
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
+    protected Long readValue(JSONReader jsonReader) {
         return jsonReader.readInt64();
     }
 }
diff --git a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt8.java b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt8.java
index 5fcd59d0b0..407f98a235 100644
--- a/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt8.java
+++ b/core/src/main/java/com/alibaba/fastjson2/reader/FieldReaderInt8.java
@@ -10,7 +10,7 @@
 import java.util.function.BiConsumer;
 
 final class FieldReaderInt8<T, V>
-        extends FieldReader<T> {
+        extends FieldReaderBoxedType<T, Byte> {
     FieldReaderInt8(
             String fieldName,
             Class<V> fieldClass,
@@ -26,33 +26,12 @@ final class FieldReaderInt8<T, V>
             String paramName,
             Parameter parameter
     ) {
-        super(fieldName, fieldClass, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
+        super(fieldName, fieldClass, ordinal, features, format, locale, defaultValue, schema, method, field, function, paramName, parameter);
     }
 
     @Override
-    public void accept(T object, Object value) {
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public void readFieldValue(JSONReader jsonReader, T object) {
-        Byte value;
-        try {
-            Integer intValue = jsonReader.readInt32();
-            value = intValue == null ? null : intValue.byteValue();
-        } catch (Exception e) {
-            if ((jsonReader.features(this.features) & JSONReader.Feature.NullOnError.mask) != 0) {
-                value = null;
-            } else {
-                throw e;
-            }
-        }
-
-        propertyAccessor.setObject(object, value);
-    }
-
-    @Override
-    public Object readFieldValue(JSONReader jsonReader) {
-        return jsonReader.readInt32();
+    protected Byte readValue(JSONReader jsonReader) {
+        Integer intValue = jsonReader.readInt32();
+        return intValue == null ? null : intValue.byteValue();
     }
 }