Example usage for org.springframework.beans BeanWrapperImpl BeanWrapperImpl

Introduction

In this page you can find the example usage for org.springframework.beans BeanWrapperImpl BeanWrapperImpl.

Prototype

public BeanWrapperImpl(Class<?> clazz)

Source Link

Document

Create a new BeanWrapperImpl, wrapping a new instance of the specified class.

Usage

From source file:tetrad.rrd.ReflectTest.java

/**
 * @param args/*from w w  w .ja va 2 s .c om*/
 * @throws IllegalAccessException 
 * @throws IllegalArgumentException 
 * @throws InvocationTargetException 
 */
public static void main(String[] args)
        throws IllegalArgumentException, IllegalAccessException, InvocationTargetException {
    // TODO Auto-generated method stub   
    ServerStatus serverstatus = new ServerStatus();
    serverstatus.setDeviceCode(12);
    serverstatus.setType("a");

    BeanWrapper wrapper = new BeanWrapperImpl(serverstatus);

    PropertyDescriptor[] ps = wrapper.getPropertyDescriptors();

    for (PropertyDescriptor p : ps) {
        String s = p.getName();
        System.out.println(s + " : " + wrapper.getPropertyValue(s));

    }

    //      Field[] fields = serverstatus.getClass().getDeclaredFields();
    //      Method[] methods = serverstatus.getClass().getMethods();
    //      
    //      int idex = 0;
    //      for (Field field : fields) {
    //         System.out.println("name : " + field.getName());
    //         System.out.println("name : " + field.getType());
    //         Method method = methods[idex];
    //         if (method.getReturnType() == String.class) {
    //            System.out.println(method.invoke(method.getName(), ""));
    //         }

    //         Object objValue = field.get(Object.class);
    //         if (objValue instanceof java.lang.String) {
    //            System.out.println(objValue.toString());
    //         } else if (objValue instanceof java.lang.Integer) {
    //            System.out.println(((java.lang.Integer) objValue).intValue());
    //         } else if (objValue instanceof java.lang.Double) {
    //            System.out.println(((java.lang.Double) objValue).doubleValue());
    //         } else if (objValue instanceof java.lang.Float) {
    //            System.out.println(((java.lang.Float) objValue).floatValue());
    //         } else {
    //            System.out.println(objValue);
    //         }
    //         idex++;
    //      }
}

From source file:Main.java

public static boolean valueExists(String propertyName, Object value, Collection<?> collection) {

    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Object propertyValue = bw.getPropertyValue(propertyName);
        if (propertyValue.equals(value)) {
            return true;
        }//from   w ww . j  a  va2  s.  c  o m
    }
    return false;
}

From source file:Main.java

public static int countTrue(String propertyName, Collection<?> collection) {

    int count = 0;
    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Boolean propertyValue = (Boolean) bw.getPropertyValue(propertyName);
        if (Boolean.TRUE.equals(propertyValue)) {
            count++;//  ww  w  .  j a  va2 s  .c  om
        }
    }
    return count;
}

From source file:Main.java

public static int countFalse(String propertyName, Collection<?> collection) {

    int count = 0;
    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Boolean propertyValue = (Boolean) bw.getPropertyValue(propertyName);
        if (Boolean.FALSE.equals(propertyValue)) {
            count++;/*ww w  . j av  a 2 s .  co m*/
        }
    }
    return count;
}

From source file:Main.java

public static int countValue(String propertyName, Object value, Collection<?> collection) {
    int count = 0;
    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Object propertyValue = bw.getPropertyValue(propertyName);
        if (propertyValue.equals(value)) {
            count++;/* w w  w .  j a v  a  2s. com*/
        }
    }
    return count;
}

From source file:Main.java

public static <T> List<T> sortCollection(List<T> collection, String sortCol, boolean isAsc) {
    for (int i = 0; i < collection.size(); i++) {
        for (int j = i + 1; j < collection.size(); j++) {
            BeanWrapper bwi = new BeanWrapperImpl(collection.get(i));
            BeanWrapper bwj = new BeanWrapperImpl(collection.get(j));
            int leftI = (Integer) bwi.getPropertyValue(sortCol);
            int leftJ = (Integer) bwj.getPropertyValue(sortCol);
            if (isAsc) {
                if (leftI > leftJ) {
                    T obj = collection.get(j);
                    collection.set(j, collection.get(i));
                    collection.set(i, obj);
                }/* w  w  w  .  java  2  s. co m*/
            } else {
                if (leftI < leftJ) {
                    T obj = collection.get(j);
                    collection.set(j, collection.get(i));
                    collection.set(i, obj);
                }
            }
        }
    }
    return collection;
}

From source file:Main.java

public static Collection<?> filterByValue(String propertyName, Object value, Collection<?> collection) {
    List<Object> list = new ArrayList<Object>(collection.size());
    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Object propertyValue = bw.getPropertyValue(propertyName);
        if (propertyValue.equals(value)) {
            list.add(o);/* w  w  w. j a v a  2s . c  o m*/
        }
    }
    return list;
}

From source file:Main.java

public static Collection<?> filterByNotValue(String propertyName, Object value, Collection<?> collection) {
    List<Object> list = new ArrayList<Object>(collection.size());
    for (Object o : collection) {
        BeanWrapper bw = new BeanWrapperImpl(o);
        Object propertyValue = bw.getPropertyValue(propertyName);
        if (!propertyValue.equals(value)) {
            list.add(o);/*from   w  ww. j  a  v a  2  s .  c o m*/
        }
    }
    return list;
}

From source file:Main.java

/**
 * Returns the first element within the given {@link Collection} which has the given field set to the given value.
 *
 * @param <E> elements of the {@link Collection}
 * @param col the {@link Collection}//  w w  w  .ja va2s  .  c  o  m
 * @param fieldName the name of the property (e.g. "key" for getKey())
 * @param value the value to compare (using equals) against the returned value of the object
 * @return the first object whose field equals the given value or null if none found
 */
public static <E> E getRealMatch(Collection<E> col, String fieldName, String value) {

    if (col != null) {
        for (E e : col) {
            BeanWrapper w = new BeanWrapperImpl(e);

            if (fieldName != null && value != null && value.equals(w.getPropertyValue(fieldName))) {
                return e;
            }
        }
    }

    return null;
}

From source file:org.ng200.openolympus.util.Beans.java

public static <T> void copy(T from, T to) {
    final BeanWrapper src = new BeanWrapperImpl(from);
    final BeanWrapper trg = new BeanWrapperImpl(to);

    for (final String propertyName : Stream.of(src.getPropertyDescriptors()).map(pd -> pd.getName())
            .collect(Collectors.toList())) {
        if (!trg.isWritableProperty(propertyName)) {
            continue;
        }//from ww w. j  a  va2  s  .  c om

        trg.setPropertyValue(propertyName, src.getPropertyValue(propertyName));
    }
}