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    • org.datafx.util.PrivilegedReflection Maven / Gradle / Ivy

    There is a newer version: 8.0b5
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    package org.datafx.util;

import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedAction;

public class PrivilegedReflection {

    public static void setPrivileged(final Field field, final Object bean,
                               final Object value) {
        AccessController.doPrivileged(new PrivilegedAction() {
            @Override
            public Void run() {
                boolean wasAccessible = field.isAccessible();
                try {
                    field.setAccessible(true);
                    field.set(bean, value);
                    return null; // return nothing...
                } catch (IllegalArgumentException | IllegalAccessException ex) {
                    throw new IllegalStateException("Cannot set field: "
                            + field, ex);
                } finally {
                    field.setAccessible(wasAccessible);
                }
            }
        });
    }

    public static Object getPrivileged(final Field field, final Object bean) {
        return AccessController.doPrivileged(new PrivilegedAction() {
            @Override
            public Object run() {
                boolean wasAccessible = field.isAccessible();
                try {
                    field.setAccessible(true);
                    return field.get(bean);
                } catch (IllegalArgumentException | IllegalAccessException ex) {
                    throw new IllegalStateException("Cannot access field: "
                            + field, ex);
                } finally {
                    field.setAccessible(wasAccessible);
                }
            }
        });
    }
}
    
    
    
    

    




    
    
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