FieldAccessor.java

package fr.sii.ogham.core.util.bean;

import java.lang.reflect.Field;

import fr.sii.ogham.core.exception.util.InvalidPropertyException;

/**
 * Access the property of the bean using reflection. The property is accessed
 * through {@link Field}.
 * 
 * <p>
 * By default, if the field is not accessible, it makes it accessible and tries
 * to access it.
 * 
 * @author Aurélien Baudet
 * @param <T>
 *            The type of the value
 *
 */
public class FieldAccessor<T> implements Accessor<T> {
	private final Object bean;
	private final String name;
	private final boolean makeAccessible;
	private Field field;

	/**
	 * Use reflection to access the bean property named by <code>name</code>
	 * parameter.
	 * 
	 * <p>
	 * If the field is not accessible (private or protected), it automatically
	 * makes it accessible.
	 * 
	 * @param bean
	 *            the bean to get property value from
	 * @param name
	 *            the name of the property
	 */
	public FieldAccessor(Object bean, String name) {
		this(bean, name, true);
	}

	/**
	 * Use reflection to access the bean property named by <code>name</code>
	 * parameter.
	 * 
	 * <p>
	 * You can choose to force access to non accessible fields or not.
	 * 
	 * @param bean
	 *            the bean to get property value from
	 * @param name
	 *            the name of the property
	 * @param makeAccessible
	 *            make the field accessible if not
	 */
	public FieldAccessor(Object bean, String name, boolean makeAccessible) {
		super();
		this.bean = bean;
		this.name = name;
		this.makeAccessible = makeAccessible;
	}

	@Override
	@SuppressWarnings("unchecked")
	public T getValue() {
		try {
			if (field == null) {
				initField();
			}
			return (T) field.get(bean);
		} catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException | ClassCastException e) {
			throw new InvalidPropertyException("Failed to get value for property '" + name + "' on bean '" + getClassName() + "'", bean, name, e);
		}
	}

	private void initField() throws NoSuchFieldException {
		field = bean.getClass().getDeclaredField(name);
		if (makeAccessible && !field.isAccessible()) {
			field.setAccessible(true);
		}
	}

	private String getClassName() {
		return bean == null ? "null" : bean.getClass().getName();
	}
}








Active mutators

org.pitest.mutationtest.engine.gregor.mutators.BooleanFalseReturnValsMutator
org.pitest.mutationtest.engine.gregor.mutators.BooleanTrueReturnValsMutator
org.pitest.mutationtest.engine.gregor.mutators.ConditionalsBoundaryMutator
org.pitest.mutationtest.engine.gregor.mutators.EmptyObjectReturnValsMutator
org.pitest.mutationtest.engine.gregor.mutators.IncrementsMutator
org.pitest.mutationtest.engine.gregor.mutators.InvertNegsMutator
org.pitest.mutationtest.engine.gregor.mutators.MathMutator
org.pitest.mutationtest.engine.gregor.mutators.NegateConditionalsMutator
org.pitest.mutationtest.engine.gregor.mutators.NullReturnValsMutator
org.pitest.mutationtest.engine.gregor.mutators.PrimitiveReturnsMutator
org.pitest.mutationtest.engine.gregor.mutators.VoidMethodCallMutator

Tests examined

Report generated by PIT OGHAM

1		package fr.sii.ogham.core.util.bean;
2
3		import java.lang.reflect.Field;
4
5		import fr.sii.ogham.core.exception.util.InvalidPropertyException;
6
7		/**
8		* Access the property of the bean using reflection. The property is accessed
9		* through {@link Field}.
10		*
11		* <p>
12		* By default, if the field is not accessible, it makes it accessible and tries
13		* to access it.
14		*
15		* @author Aurélien Baudet
16		* @param <T>
17		* The type of the value
18		*
19		*/
20		public class FieldAccessor<T> implements Accessor<T> {
21		private final Object bean;
22		private final String name;
23		private final boolean makeAccessible;
24		private Field field;
25
26		/**
27		* Use reflection to access the bean property named by <code>name</code>
28		* parameter.
29		*
30		* <p>
31		* If the field is not accessible (private or protected), it automatically
32		* makes it accessible.
33		*
34		* @param bean
35		* the bean to get property value from
36		* @param name
37		* the name of the property
38		*/
39		public FieldAccessor(Object bean, String name) {
40		this(bean, name, true);
41		}
42
43		/**
44		* Use reflection to access the bean property named by <code>name</code>
45		* parameter.
46		*
47		* <p>
48		* You can choose to force access to non accessible fields or not.
49		*
50		* @param bean
51		* the bean to get property value from
52		* @param name
53		* the name of the property
54		* @param makeAccessible
55		* make the field accessible if not
56		*/
57		public FieldAccessor(Object bean, String name, boolean makeAccessible) {
58		super();
59		this.bean = bean;
60		this.name = name;
61		this.makeAccessible = makeAccessible;
62		}
63
64		@Override
65		@SuppressWarnings("unchecked")
66		public T getValue() {
67		try {
68	2 1. getValue : negated conditional → NO_COVERAGE 2. getValue : negated conditional → KILLED	if (field == null) {
69	2 1. getValue : removed call to fr/sii/ogham/core/util/bean/FieldAccessor::initField → NO_COVERAGE 2. getValue : removed call to fr/sii/ogham/core/util/bean/FieldAccessor::initField → KILLED	initField();
70		}
71	2 1. getValue : replaced return value with null for fr/sii/ogham/core/util/bean/FieldAccessor::getValue → NO_COVERAGE 2. getValue : replaced return value with null for fr/sii/ogham/core/util/bean/FieldAccessor::getValue → KILLED	return (T) field.get(bean);
72		} catch (NoSuchFieldException \| SecurityException \| IllegalArgumentException \| IllegalAccessException \| ClassCastException e) {
73		throw new InvalidPropertyException("Failed to get value for property '" + name + "' on bean '" + getClassName() + "'", bean, name, e);
74		}
75		}
76
77		private void initField() throws NoSuchFieldException {
78		field = bean.getClass().getDeclaredField(name);
79	4 1. initField : negated conditional → NO_COVERAGE 2. initField : negated conditional → NO_COVERAGE 3. initField : negated conditional → KILLED 4. initField : negated conditional → KILLED	if (makeAccessible && !field.isAccessible()) {
80	2 1. initField : removed call to java/lang/reflect/Field::setAccessible → NO_COVERAGE 2. initField : removed call to java/lang/reflect/Field::setAccessible → KILLED	field.setAccessible(true);
81		}
82		}
83
84		private String getClassName() {
85	4 1. getClassName : replaced return value with "" for fr/sii/ogham/core/util/bean/FieldAccessor::getClassName → SURVIVED 2. getClassName : replaced return value with "" for fr/sii/ogham/core/util/bean/FieldAccessor::getClassName → NO_COVERAGE 3. getClassName : negated conditional → SURVIVED 4. getClassName : negated conditional → NO_COVERAGE	return bean == null ? "null" : bean.getClass().getName();
86		}
87		}
		Mutations
68		1.1 Location : getValue Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) negated conditional → KILLED 2.2 Location : getValue Killed by : none negated conditional → NO_COVERAGE
69		1.1 Location : getValue Killed by : none removed call to fr/sii/ogham/core/util/bean/FieldAccessor::initField → NO_COVERAGE 2.2 Location : getValue Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) removed call to fr/sii/ogham/core/util/bean/FieldAccessor::initField → KILLED
71		1.1 Location : getValue Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) replaced return value with null for fr/sii/ogham/core/util/bean/FieldAccessor::getValue → KILLED 2.2 Location : getValue Killed by : none replaced return value with null for fr/sii/ogham/core/util/bean/FieldAccessor::getValue → NO_COVERAGE
79		1.1 Location : initField Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) negated conditional → KILLED 2.2 Location : initField Killed by : none negated conditional → NO_COVERAGE 3.3 Location : initField Killed by : none negated conditional → NO_COVERAGE 4.4 Location : initField Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) negated conditional → KILLED
80		1.1 Location : initField Killed by : oghamcore.ut.core.bean.util.FieldAccessorTest.makeAccessible(oghamcore.ut.core.bean.util.FieldAccessorTest) removed call to java/lang/reflect/Field::setAccessible → KILLED 2.2 Location : initField Killed by : none removed call to java/lang/reflect/Field::setAccessible → NO_COVERAGE
85		1.1 Location : getClassName Killed by : none replaced return value with "" for fr/sii/ogham/core/util/bean/FieldAccessor::getClassName → SURVIVED 2.2 Location : getClassName Killed by : none replaced return value with "" for fr/sii/ogham/core/util/bean/FieldAccessor::getClassName → NO_COVERAGE 3.3 Location : getClassName Killed by : none negated conditional → SURVIVED 4.4 Location : getClassName Killed by : none negated conditional → NO_COVERAGE

FieldAccessor.java

Mutations

Active mutators

Tests examined