On Sat, Nov 23, 2013 at 10:30 AM, Matt Benson <gudnabr...@gmail.com> wrote:

> Maurizio:
> ISTR that, at the example of Sebb, we tend to avoid implicit boxing and
> unboxing in the various Commons codebases including that of [lang].
>

That's the style I've been using in Commons and at work.

The advantage of explicit boxing is that you can turn on auto-boxing
warnings in your IDE and catch cases where you really do not want
auto-boxing.

Gary


> Matt
> On Nov 23, 2013 5:12 AM, <mcucchi...@apache.org> wrote:
>
> > Author: mcucchiara
> > Date: Sat Nov 23 11:11:28 2013
> > New Revision: 1544770
> >
> > URL: http://svn.apache.org/r1544770
> > Log:
> > Minor code optimizations:
> > * removed boxing
> > * removed unused variables
> > * removed useless casts* removed boxing
> > * removed unused variables
> > * removed useless casts
> > * replaced asArrayList method with Arrays.asList
> >
> > Modified:
> >
> >
> commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/reflect/FieldUtilsTest.java
> >
> > Modified:
> >
> commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/reflect/FieldUtilsTest.java
> > URL:
> >
> http://svn.apache.org/viewvc/commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/reflect/FieldUtilsTest.java?rev=1544770&r1=1544769&r2=1544770&view=diff
> >
> >
> ==============================================================================
> > ---
> >
> commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/reflect/FieldUtilsTest.java
> > (original)
> > +++
> >
> commons/proper/lang/trunk/src/test/java/org/apache/commons/lang3/reflect/FieldUtilsTest.java
> > Sat Nov 23 11:11:28 2013
> > @@ -16,31 +16,20 @@
> >   */
> >  package org.apache.commons.lang3.reflect;
> >
> > -import static org.junit.Assert.assertArrayEquals;
> > -import static org.junit.Assert.assertEquals;
> > -import static org.junit.Assert.assertFalse;
> > -import static org.junit.Assert.assertNotNull;
> > -import static org.junit.Assert.assertNull;
> > -import static org.junit.Assert.assertTrue;
> > -import static org.junit.Assert.fail;
> > -import static org.junit.Assume.assumeNotNull;
> > +import org.apache.commons.lang3.ArrayUtils;
> > +import org.apache.commons.lang3.reflect.testbed.*;
> > +import org.junit.Before;
> > +import org.junit.Test;
> >
> >  import java.lang.reflect.Constructor;
> >  import java.lang.reflect.Field;
> >  import java.lang.reflect.Modifier;
> >  import java.util.ArrayList;
> > +import java.util.Arrays;
> >  import java.util.List;
> >
> > -import org.apache.commons.lang3.ArrayUtils;
> > -import org.apache.commons.lang3.reflect.testbed.Ambig;
> > -import org.apache.commons.lang3.reflect.testbed.Foo;
> > -import org.apache.commons.lang3.reflect.testbed.PrivatelyShadowedChild;
> > -import org.apache.commons.lang3.reflect.testbed.PublicChild;
> > -import org.apache.commons.lang3.reflect.testbed.PubliclyShadowedChild;
> > -import org.apache.commons.lang3.reflect.testbed.StaticContainer;
> > -import org.apache.commons.lang3.reflect.testbed.StaticContainerChild;
> > -import org.junit.Before;
> > -import org.junit.Test;
> > +import static org.junit.Assert.*;
> > +import static org.junit.Assume.assumeNotNull;
> >
> >  /**
> >   * Unit tests FieldUtils
> > @@ -49,12 +38,10 @@ import org.junit.Test;
> >   */
> >  public class FieldUtilsTest {
> >
> > -    static final String S = "s";
> > -    static final String SS = "ss";
> > -    static final Integer I0 = Integer.valueOf(0);
> > -    static final Integer I1 = Integer.valueOf(1);
> > -    static final Double D0 = Double.valueOf(0.0);
> > -    static final Double D1 = Double.valueOf(1.0);
> > +    static final Integer I0 = 0;
> > +    static final Integer I1 = 1;
> > +    static final Double D0 = 0.0;
> > +    static final Double D1 = 1.0;
> >
> >      private PublicChild publicChild;
> >      private PubliclyShadowedChild publiclyShadowedChild;
> > @@ -167,20 +154,12 @@ public class FieldUtilsTest {
> >          assertEquals(5,
> > FieldUtils.getAllFields(PublicChild.class).length);
> >      }
> >
> > -    private <T> List<T> asArrayList(T... values) {
> > -        final ArrayList<T> arrayList = new ArrayList<T>();
> > -        for (T t : values) {
> > -            arrayList.add(t);
> > -        }
> > -        return arrayList;
> > -    }
> > -
> >      @Test
> >      public void testGetAllFieldsList() {
> >          assertEquals(0,
> FieldUtils.getAllFieldsList(Object.class).size());
> > -        final List<Field> fieldsNumber =
> > asArrayList(Number.class.getDeclaredFields());
> > +        final List<Field> fieldsNumber =
> > Arrays.asList(Number.class.getDeclaredFields());
> >          assertEquals(fieldsNumber,
> > FieldUtils.getAllFieldsList(Number.class));
> > -        final List<Field> fieldsInteger =
> > asArrayList(Integer.class.getDeclaredFields());
> > +        final List<Field> fieldsInteger =
> > Arrays.asList(Integer.class.getDeclaredFields());
> >          final List<Field> allFieldsInteger = new
> > ArrayList<Field>(fieldsInteger);
> >          allFieldsInteger.addAll(fieldsNumber);
> >          assertEquals(allFieldsInteger,
> > FieldUtils.getAllFieldsList(Integer.class));
> > @@ -462,7 +441,7 @@ public class FieldUtilsTest {
> >          assertEquals(D0, FieldUtils.readField(parentD,
> > privatelyShadowedChild));
> >
> >          try {
> > -            FieldUtils.readField((Field) null, publicChild);
> > +            FieldUtils.readField(null, publicChild);
> >              fail("a null field should cause an
> IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // expected
> > @@ -493,7 +472,7 @@ public class FieldUtilsTest {
> >          assertEquals(D0, FieldUtils.readField(parentD,
> > privatelyShadowedChild, true));
> >
> >          try {
> > -            FieldUtils.readField((Field) null, publicChild, true);
> > +            FieldUtils.readField(null, publicChild, true);
> >              fail("a null field should cause an
> IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // expected
> > @@ -643,7 +622,7 @@ public class FieldUtilsTest {
> >          }
> >
> >          try {
> > -            FieldUtils.readDeclaredField((Object) null, "none");
> > +            FieldUtils.readDeclaredField(null, "none");
> >              fail("a null target should cause an
> > IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // expected
> > @@ -727,7 +706,7 @@ public class FieldUtilsTest {
> >          }
> >
> >          try {
> > -            FieldUtils.readDeclaredField((Object) null, "none", true);
> > +            FieldUtils.readDeclaredField(null, "none", true);
> >              fail("a null target should cause an
> > IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // expected
> > @@ -839,28 +818,28 @@ public class FieldUtilsTest {
> >          assertEquals("new", StaticContainer.getMutablePrivate());
> >          field =
> > StaticContainer.class.getDeclaredField("IMMUTABLE_PUBLIC");
> >          try {
> > -            FieldUtils.writeStaticField(field, "new", true);
> > +        FieldUtils.writeStaticField(field, "new", true);
> >              fail("Expected IllegalAccessException");
> >          } catch (final IllegalAccessException e) {
> >              // pass
> >          }
> >          field =
> > StaticContainer.class.getDeclaredField("IMMUTABLE_PROTECTED");
> >          try {
> > -            FieldUtils.writeStaticField(field, "new", true);
> > +        FieldUtils.writeStaticField(field, "new", true);
> >              fail("Expected IllegalAccessException");
> >          } catch (final IllegalAccessException e) {
> >              // pass
> >          }
> >          field =
> > StaticContainer.class.getDeclaredField("IMMUTABLE_PACKAGE");
> >          try {
> > -            FieldUtils.writeStaticField(field, "new", true);
> > +        FieldUtils.writeStaticField(field, "new", true);
> >              fail("Expected IllegalAccessException");
> >          } catch (final IllegalAccessException e) {
> >              // pass
> >          }
> >          field =
> > StaticContainer.class.getDeclaredField("IMMUTABLE_PRIVATE");
> >          try {
> > -            FieldUtils.writeStaticField(field, "new", true);
> > +        FieldUtils.writeStaticField(field, "new", true);
> >              fail("Expected IllegalAccessException");
> >          } catch (final IllegalAccessException e) {
> >              // pass
> > @@ -1049,13 +1028,13 @@ public class FieldUtilsTest {
> >          }
> >          field = parentClass.getDeclaredField("i");
> >          try {
> > -            FieldUtils.writeField(field, publicChild,
> > Integer.valueOf(Integer.MAX_VALUE));
> > +            FieldUtils.writeField(field, publicChild,
> Integer.MAX_VALUE);
> >          } catch (final IllegalAccessException e) {
> >              // pass
> >          }
> >          field = parentClass.getDeclaredField("d");
> >          try {
> > -            FieldUtils.writeField(field, publicChild,
> > Double.valueOf(Double.MAX_VALUE));
> > +            FieldUtils.writeField(field, publicChild, Double.MAX_VALUE);
> >          } catch (final IllegalAccessException e) {
> >              // pass
> >          }
> > @@ -1070,11 +1049,11 @@ public class FieldUtilsTest {
> >          FieldUtils.writeField(field, publicChild, Boolean.TRUE, true);
> >          assertEquals(Boolean.TRUE, field.get(publicChild));
> >          field = parentClass.getDeclaredField("i");
> > -        FieldUtils.writeField(field, publicChild,
> > Integer.valueOf(Integer.MAX_VALUE), true);
> > -        assertEquals(Integer.valueOf(Integer.MAX_VALUE),
> > field.get(publicChild));
> > +        FieldUtils.writeField(field, publicChild, Integer.MAX_VALUE,
> > true);
> > +        assertEquals(Integer.MAX_VALUE, field.get(publicChild));
> >          field = parentClass.getDeclaredField("d");
> > -        FieldUtils.writeField(field, publicChild,
> > Double.valueOf(Double.MAX_VALUE), true);
> > -        assertEquals(Double.valueOf(Double.MAX_VALUE),
> > field.get(publicChild));
> > +        FieldUtils.writeField(field, publicChild, Double.MAX_VALUE,
> true);
> > +        assertEquals(Double.MAX_VALUE, field.get(publicChild));
> >      }
> >
> >      @Test
> > @@ -1088,13 +1067,13 @@ public class FieldUtilsTest {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeField(publicChild, "i", Integer.valueOf(1));
> > +            FieldUtils.writeField(publicChild, "i", 1);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeField(publicChild, "d",
> Double.valueOf(1.0));
> > +            FieldUtils.writeField(publicChild, "d", 1.0);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> > @@ -1104,10 +1083,10 @@ public class FieldUtilsTest {
> >          assertEquals("S", FieldUtils.readField(publiclyShadowedChild,
> > "s"));
> >          FieldUtils.writeField(publiclyShadowedChild, "b",
> Boolean.FALSE);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readField(publiclyShadowedChild, "b"));
> > -        FieldUtils.writeField(publiclyShadowedChild, "i",
> > Integer.valueOf(0));
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readField(publiclyShadowedChild, "i"));
> > -        FieldUtils.writeField(publiclyShadowedChild, "d",
> > Double.valueOf(0.0));
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readField(publiclyShadowedChild, "d"));
> > +        FieldUtils.writeField(publiclyShadowedChild, "i", 0);
> > +        assertEquals(0, FieldUtils.readField(publiclyShadowedChild,
> "i"));
> > +        FieldUtils.writeField(publiclyShadowedChild, "d", 0.0);
> > +        assertEquals(0.0, FieldUtils.readField(publiclyShadowedChild,
> > "d"));
> >
> >          FieldUtils.writeField(privatelyShadowedChild, "s", "S");
> >          assertEquals("S", FieldUtils.readField(privatelyShadowedChild,
> > "s"));
> > @@ -1118,13 +1097,13 @@ public class FieldUtilsTest {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeField(privatelyShadowedChild, "i",
> > Integer.valueOf(1));
> > +            FieldUtils.writeField(privatelyShadowedChild, "i", 1);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeField(privatelyShadowedChild, "d",
> > Double.valueOf(1.0));
> > +            FieldUtils.writeField(privatelyShadowedChild, "d", 1.0);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> > @@ -1137,28 +1116,28 @@ public class FieldUtilsTest {
> >          assertEquals("S", FieldUtils.readField(publicChild, "s", true));
> >          FieldUtils.writeField(publicChild, "b", Boolean.TRUE, true);
> >          assertEquals(Boolean.TRUE, FieldUtils.readField(publicChild,
> "b",
> > true));
> > -        FieldUtils.writeField(publicChild, "i", Integer.valueOf(1),
> true);
> > -        assertEquals(Integer.valueOf(1),
> > FieldUtils.readField(publicChild, "i", true));
> > -        FieldUtils.writeField(publicChild, "d", Double.valueOf(1.0),
> > true);
> > -        assertEquals(Double.valueOf(1.0),
> > FieldUtils.readField(publicChild, "d", true));
> > +        FieldUtils.writeField(publicChild, "i", 1, true);
> > +        assertEquals(1, FieldUtils.readField(publicChild, "i", true));
> > +        FieldUtils.writeField(publicChild, "d", 1.0, true);
> > +        assertEquals(1.0, FieldUtils.readField(publicChild, "d", true));
> >
> >          FieldUtils.writeField(publiclyShadowedChild, "s", "S", true);
> >          assertEquals("S", FieldUtils.readField(publiclyShadowedChild,
> > "s", true));
> >          FieldUtils.writeField(publiclyShadowedChild, "b", Boolean.FALSE,
> > true);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readField(publiclyShadowedChild, "b", true));
> > -        FieldUtils.writeField(publiclyShadowedChild, "i",
> > Integer.valueOf(0), true);
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readField(publiclyShadowedChild, "i", true));
> > -        FieldUtils.writeField(publiclyShadowedChild, "d",
> > Double.valueOf(0.0), true);
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readField(publiclyShadowedChild, "d", true));
> > +        FieldUtils.writeField(publiclyShadowedChild, "i", 0, true);
> > +        assertEquals(0, FieldUtils.readField(publiclyShadowedChild, "i",
> > true));
> > +        FieldUtils.writeField(publiclyShadowedChild, "d", 0.0, true);
> > +        assertEquals(0.0, FieldUtils.readField(publiclyShadowedChild,
> > "d", true));
> >
> >          FieldUtils.writeField(privatelyShadowedChild, "s", "S", true);
> >          assertEquals("S", FieldUtils.readField(privatelyShadowedChild,
> > "s", true));
> >          FieldUtils.writeField(privatelyShadowedChild, "b",
> Boolean.FALSE,
> > true);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readField(privatelyShadowedChild, "b", true));
> > -        FieldUtils.writeField(privatelyShadowedChild, "i",
> > Integer.valueOf(0), true);
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readField(privatelyShadowedChild, "i", true));
> > -        FieldUtils.writeField(privatelyShadowedChild, "d",
> > Double.valueOf(0.0), true);
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readField(privatelyShadowedChild, "d", true));
> > +        FieldUtils.writeField(privatelyShadowedChild, "i", 0, true);
> > +        assertEquals(0, FieldUtils.readField(privatelyShadowedChild,
> "i",
> > true));
> > +        FieldUtils.writeField(privatelyShadowedChild, "d", 0.0, true);
> > +        assertEquals(0.0, FieldUtils.readField(privatelyShadowedChild,
> > "d", true));
> >      }
> >
> >      @Test
> > @@ -1176,13 +1155,13 @@ public class FieldUtilsTest {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(publicChild, "i",
> > Integer.valueOf(1));
> > +            FieldUtils.writeDeclaredField(publicChild, "i", 1);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(publicChild, "d",
> > Double.valueOf(1.0));
> > +            FieldUtils.writeDeclaredField(publicChild, "d", 1.0);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> > @@ -1192,10 +1171,10 @@ public class FieldUtilsTest {
> >          assertEquals("S",
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "s"));
> >          FieldUtils.writeDeclaredField(publiclyShadowedChild, "b",
> > Boolean.FALSE);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "b"));
> > -        FieldUtils.writeDeclaredField(publiclyShadowedChild, "i",
> > Integer.valueOf(0));
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "i"));
> > -        FieldUtils.writeDeclaredField(publiclyShadowedChild, "d",
> > Double.valueOf(0.0));
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "d"));
> > +        FieldUtils.writeDeclaredField(publiclyShadowedChild, "i", 0);
> > +        assertEquals(0,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "i"));
> > +        FieldUtils.writeDeclaredField(publiclyShadowedChild, "d", 0.0);
> > +        assertEquals(0.0,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "d"));
> >
> >          try {
> >              FieldUtils.writeDeclaredField(privatelyShadowedChild, "s",
> > "S");
> > @@ -1210,13 +1189,13 @@ public class FieldUtilsTest {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(privatelyShadowedChild, "i",
> > Integer.valueOf(1));
> > +            FieldUtils.writeDeclaredField(privatelyShadowedChild, "i",
> 1);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(privatelyShadowedChild, "d",
> > Double.valueOf(1.0));
> > +            FieldUtils.writeDeclaredField(privatelyShadowedChild, "d",
> > 1.0);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> > @@ -1238,13 +1217,13 @@ public class FieldUtilsTest {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(publicChild, "i",
> > Integer.valueOf(1), true);
> > +            FieldUtils.writeDeclaredField(publicChild, "i", 1, true);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> >          }
> >          try {
> > -            FieldUtils.writeDeclaredField(publicChild, "d",
> > Double.valueOf(1.0), true);
> > +            FieldUtils.writeDeclaredField(publicChild, "d", 1.0, true);
> >              fail("Expected IllegalArgumentException");
> >          } catch (final IllegalArgumentException e) {
> >              // pass
> > @@ -1254,19 +1233,19 @@ public class FieldUtilsTest {
> >          assertEquals("S",
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "s", true));
> >          FieldUtils.writeDeclaredField(publiclyShadowedChild, "b",
> > Boolean.FALSE, true);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "b", true));
> > -        FieldUtils.writeDeclaredField(publiclyShadowedChild, "i",
> > Integer.valueOf(0), true);
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "i", true));
> > -        FieldUtils.writeDeclaredField(publiclyShadowedChild, "d",
> > Double.valueOf(0.0), true);
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "d", true));
> > +        FieldUtils.writeDeclaredField(publiclyShadowedChild, "i", 0,
> > true);
> > +        assertEquals(0,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "i", true));
> > +        FieldUtils.writeDeclaredField(publiclyShadowedChild, "d", 0.0,
> > true);
> > +        assertEquals(0.0,
> > FieldUtils.readDeclaredField(publiclyShadowedChild, "d", true));
> >
> >          FieldUtils.writeDeclaredField(privatelyShadowedChild, "s", "S",
> > true);
> >          assertEquals("S",
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "s", true));
> >          FieldUtils.writeDeclaredField(privatelyShadowedChild, "b",
> > Boolean.FALSE, true);
> >          assertEquals(Boolean.FALSE,
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "b", true));
> > -        FieldUtils.writeDeclaredField(privatelyShadowedChild, "i",
> > Integer.valueOf(0), true);
> > -        assertEquals(Integer.valueOf(0),
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "i", true));
> > -        FieldUtils.writeDeclaredField(privatelyShadowedChild, "d",
> > Double.valueOf(0.0), true);
> > -        assertEquals(Double.valueOf(0.0),
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "d", true));
> > +        FieldUtils.writeDeclaredField(privatelyShadowedChild, "i", 0,
> > true);
> > +        assertEquals(0,
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "i", true));
> > +        FieldUtils.writeDeclaredField(privatelyShadowedChild, "d", 0.0,
> > true);
> > +        assertEquals(0.0,
> > FieldUtils.readDeclaredField(privatelyShadowedChild, "d", true));
> >      }
> >
> >      @Test(expected = IllegalArgumentException.class)
> >
> >
> >
>



-- 
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