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| | | - | - | java.lang.reflect.AccessibleObject | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| | | - | - | java.lang.reflect.Field | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
A Field provides information about a field of a class or an interface.
Get the field modifiers, name and type
| Return | Method | Summary |
|---|---|---|
| int | getModifiers() | Returns the Java language modifiers for the field. |
| String | getName() | Returns the name of the field. |
| Class<?> | getType() | Returns a Class object that identifies the declared type. |
Is this field an Enum, is it Synthetic
| Return | Method | Summary |
|---|---|---|
| boolean | isEnumConstant() | Returns true if this field represents an element of an enumerated type; returns false otherwise. |
| boolean | isSynthetic() | Returns true if this field is a synthetic field; returns false otherwise. |
Get annotation for this field
| Return | Method | Summary |
|---|---|---|
| <T extends Annotation>T | getAnnotation(Class<T> annotationClass) | Returns this element's annotation. |
| Annotation[] | getDeclaredAnnotations() | Returns all annotations that are directly present on this element. |
Get the class for this field
| Return | Method | Summary |
|---|---|---|
| Class<?> | getDeclaringClass() | Returns the Class object representing the class or interface that declares the field. |
Get field value with Reflection
| Return | Method | Summary |
|---|---|---|
| Object | get(Object obj) | Returns field value |
| boolean | getBoolean(Object obj) | Gets field value as boolean. |
| byte | getByte(Object obj) | Gets field value as byte. |
| char | getChar(Object obj) | Gets field value as char. |
| double | getDouble(Object obj) | Gets field value as double. |
| float | getFloat(Object obj) | Gets field value as float. |
| Type | getGenericType() | Returns a Type object that represents the declared type for the field represented by this Field object. |
| int | getInt(Object obj) | Gets field value as int. |
| long | getLong(Object obj) | Gets field value as long. |
| short | getShort(Object obj) | Gets field value as short. |
Set field value with Reflection
| Return | Method | Summary |
|---|---|---|
| void | set(Object obj, Object value) | Sets the field value. |
| void | setBoolean(Object obj, boolean z) | Sets boolean field value. |
| void | setByte(Object obj, byte b) | Sets byte field value. |
| void | setChar(Object obj, char c) | Sets char field value. |
| void | setDouble(Object obj, double d) | Sets double field value. |
| void | setFloat(Object obj, float f) | Sets float field value. |
| void | setInt(Object obj, int i) | Sets int field value. |
| void | setLong(Object obj, long l) | Sets long field value. |
| void | setShort(Object obj, short s) | Sets short field value. |
Get the string representation of a field
| Return | Method | Summary |
|---|---|---|
| String | toGenericString() | Returns a string describing this Field, including its generic type. |
| String | toString() | Returns a string describing this Field. |
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