Example usage for org.apache.commons.collections4 PredicateUtils falsePredicate

Introduction

In this page you can find the example usage for org.apache.commons.collections4 PredicateUtils falsePredicate.

Prototype

public static <T> Predicate<T> falsePredicate() 

Source Link

Document

Gets a Predicate that always returns false.

Usage

From source file:com.vrem.util.EnumUtilsTest.java

@Test
public void testFindUsingPredicateWhenNothingFound() throws Exception {
    // setup//from   w  w  w.j  ava2  s .c o  m
    TestObject expected = TestObject.VALUE2;
    Predicate<TestObject> predicate = PredicateUtils.falsePredicate();
    // execute
    TestObject actual = EnumUtils.find(TestObject.class, predicate, expected);
    // validate
    assertEquals(expected, actual);
}

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From source file:cz.lidinsky.editor.TableCellEditor.java

/**
 *  It fills combo box for a chenger property. It fills the keys
 *  of the parent component.//from  w w  w.ja va2s .  co  m
 *
 *  @param object
 *             a parent object of the changer
 *
 *  @param _class
 *             a data type
 */
private void fillComboBox(Object object, Class _class) {
    // initialize object map
    ObjectMapDecorator<Object> map = new ObjectMapDecorator<Object>(Object.class)
            .setGetterFilter(PredicateUtils.falsePredicate())
            .setSetterFilter(PredicateUtils.allPredicate(ObjectMapUtils.hasAnnotationPredicate(Setter.class),
                    ObjectMapUtils.getSetterDataTypeCheckPredicate(_class)))
            .setSetterKeyTransformer(ObjectMapUtils.getSetterKeyTransformer());
    map.setDecorated(object);
    // fill in the keys
    comboBox.removeAllItems();
    for (String key : map.keySet()) {
        comboBox.addItem(key);
    }
}

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