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Add methods to set field value in ReflexionUtil

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This commit is contained in:
Marc Baloup 2021-07-18 22:54:37 +02:00
parent 1cf77452df
commit 88e1959229
Signed by: marcbal
GPG Key ID: BBC0FE3ABC30B893
1 changed files with 80 additions and 30 deletions
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110
Core/src/main/java/fr/pandacube/lib/core/util/ReflexionUtil.java
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@ -64,50 +64,53 @@ public class ReflexionUtil {
}
public static Object invokeMethod(Object instance, String methodName) throws ReflectiveOperationException {
public static void setDeclaredFieldValue(Object instance, String fieldName, Object value) throws ReflectiveOperationException {
if (instance == null)
throw new IllegalArgumentException("instance can't be null");
return invokeMethod(instance, methodName, new Class<?>[0]);
setDeclaredFieldValue(instance.getClass(), instance, fieldName, value);
}
public static Object invokeMethod(Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
public static void setDeclaredFieldValue(String className, String fieldName, Object value) throws ReflectiveOperationException {
setDeclaredFieldValue(Class.forName(className), null, fieldName, value);
}
public static void setDeclaredFieldValue(String className, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
setDeclaredFieldValue(Class.forName(className), null, fieldName, value);
}
public static void setDeclaredFieldValue(Class<?> clazz, String fieldName, Object value) throws ReflectiveOperationException {
setDeclaredFieldValue(clazz, null, fieldName, value);
}
public static void setDeclaredFieldValue(Class<?> clazz, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
Field f = clazz.getDeclaredField(fieldName);
f.setAccessible(true);
f.set(instance, value);
}
public static void setFieldValue(Object instance, String fieldName, Object value) throws ReflectiveOperationException {
if (instance == null)
throw new IllegalArgumentException("instance can't be null");
return invokeMethod(instance.getClass(), instance, methodName, parameterTypes, args);
setFieldValue(instance.getClass(), instance, fieldName, value);
}
public static Object invokeMethod(String className, String methodName) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), null, methodName, new Class<?>[0]);
public static void setFieldValue(String className, String fieldName, Object value) throws ReflectiveOperationException {
setFieldValue(Class.forName(className), null, fieldName, value);
}
public static Object invokeMethod(String className, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), null, methodName, parameterTypes, args);
public static void setFieldValue(String className, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
setFieldValue(Class.forName(className), null, fieldName, value);
}
public static Object invokeMethod(String className, Object instance, String methodName) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), instance, methodName, new Class<?>[0]);
public static void setFieldValue(Class<?> clazz, String fieldName, Object value) throws ReflectiveOperationException {
setFieldValue(clazz, null, fieldName, value);
}
public static Object invokeMethod(String className, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), instance, methodName, parameterTypes, args);
}
public static Object invokeMethod(Class<?> clazz, String methodName) throws ReflectiveOperationException {
return invokeMethod(clazz, null, methodName, new Class<?>[0]);
}
public static Object invokeMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(clazz, null, methodName, parameterTypes, args);
}
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName) throws ReflectiveOperationException {
return invokeMethod(clazz, instance, methodName, new Class<?>[0]);
}
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
Method m = clazz.getMethod(methodName, parameterTypes);
m.setAccessible(true);
return m.invoke(instance, args);
public static void setFieldValue(Class<?> clazz, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
Field f = clazz.getField(fieldName);
f.setAccessible(true);
f.set(instance, value);
}
@ -156,6 +159,53 @@ public class ReflexionUtil {
m.setAccessible(true);
return m.invoke(instance, args);
}
public static Object invokeMethod(Object instance, String methodName) throws ReflectiveOperationException {
if (instance == null)
throw new IllegalArgumentException("instance can't be null");
return invokeMethod(instance, methodName, new Class<?>[0]);
}
public static Object invokeMethod(Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
if (instance == null)
throw new IllegalArgumentException("instance can't be null");
return invokeMethod(instance.getClass(), instance, methodName, parameterTypes, args);
}
public static Object invokeMethod(String className, String methodName) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), null, methodName, new Class<?>[0]);
}
public static Object invokeMethod(String className, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), null, methodName, parameterTypes, args);
}
public static Object invokeMethod(String className, Object instance, String methodName) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), instance, methodName, new Class<?>[0]);
}
public static Object invokeMethod(String className, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(Class.forName(className), instance, methodName, parameterTypes, args);
}
public static Object invokeMethod(Class<?> clazz, String methodName) throws ReflectiveOperationException {
return invokeMethod(clazz, null, methodName, new Class<?>[0]);
}
public static Object invokeMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
return invokeMethod(clazz, null, methodName, parameterTypes, args);
}
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName) throws ReflectiveOperationException {
return invokeMethod(clazz, instance, methodName, new Class<?>[0]);
}
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
Method m = clazz.getMethod(methodName, parameterTypes);
m.setAccessible(true);
return m.invoke(instance, args);
}