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[COLLECTIONS-470] Renamed TransformedMap class in splitmap package to TransformedSplitMap. 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1491944 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas Neidhart 2013-06-11 20:29:22 +00:00
parent 8e34831a65
commit ed085d064c
8 changed files with 34 additions and 31 deletions
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2
RELEASE-NOTES.txt
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@ -81,7 +81,7 @@ New classes
o [COLLECTIONS-241] PassiveExpiringMap - map decorator which passively expires entries. Thanks to Elifarley Callado Coelho. o [COLLECTIONS-241] PassiveExpiringMap - map decorator which passively expires entries. Thanks to Elifarley Callado Coelho.
o [COLLECTIONS-8 ] ComparatorPredicate - predicate to compare objects against a fixed instance. Thanks to Rune Peter Bjørnstad. o [COLLECTIONS-8 ] ComparatorPredicate - predicate to compare objects against a fixed instance. Thanks to Rune Peter Bjørnstad.
o [None ] Put / Get - interfaces for split maps o [None ] Put / Get - interfaces for split maps
o [None ] SplitMapUtils / splitmap.TransformedMap - utilities and implementation for split maps o [None ] SplitMapUtils / splitmap.TransformedSplitMap - utilities and implementation for split maps
New methods in *Utils New methods in *Utils

4
src/changes/changes.xml
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@ -26,6 +26,10 @@
Improved performance of "AbstractMapBag#containsAll(Collection)" by returning immediately Improved performance of "AbstractMapBag#containsAll(Collection)" by returning immediately
after a difference has been found. after a difference has been found.
</action> </action>
<action issue="COLLECTIONS-470" dev="tn" type="update" due-to="sebb">
Renamed class "TransformedMap" in package "splitmap" to "TransformedSplitMap" to avoid
name clash with similar class in package "map".
</action>
<action issue="COLLECTIONS-466" dev="tn" type="update"> <action issue="COLLECTIONS-466" dev="tn" type="update">
Replaced "Collection" with "Iterable" for method arguments where applicable. Replaced "Collection" with "Iterable" for method arguments where applicable.
</action> </action>

2
src/main/java/org/apache/commons/collections4/map/TransformedMap.java
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@ -40,7 +40,7 @@ import org.apache.commons.collections4.Transformer;
* <p> * <p>
* This class is Serializable from Commons Collections 3.1. * This class is Serializable from Commons Collections 3.1.
* <p> * <p>
* @see org.apache.commons.collections4.splitmap.TransformedMap * @see org.apache.commons.collections4.splitmap.TransformedSplitMap
* *
* @since 3.0 * @since 3.0
* @version $Id$ * @version $Id$

8
src/main/java/org/apache/commons/collections4/splitmap/TransformedMap.java → src/main/java/org/apache/commons/collections4/splitmap/TransformedSplitMap.java
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@ -58,7 +58,7 @@ import org.apache.commons.collections4.map.LinkedMap;
* @see org.apache.commons.collections4.SplitMapUtils#readableMap(Get) * @see org.apache.commons.collections4.SplitMapUtils#readableMap(Get)
* @see org.apache.commons.collections4.SplitMapUtils#writableMap(Put) * @see org.apache.commons.collections4.SplitMapUtils#writableMap(Put)
*/ */
public class TransformedMap<J, K, U, V> extends AbstractIterableGetMapDecorator<K, V> public class TransformedSplitMap<J, K, U, V> extends AbstractIterableGetMapDecorator<K, V>
implements Put<J, U>, Serializable { implements Put<J, U>, Serializable {
/** Serialization version */ /** Serialization version */
@ -87,10 +87,10 @@ public class TransformedMap<J, K, U, V> extends AbstractIterableGetMapDecorator<
* @return a new transformed map * @return a new transformed map
* @throws IllegalArgumentException if map is null * @throws IllegalArgumentException if map is null
*/ */
public static <J, K, U, V> TransformedMap<J, K, U, V> transformingMap(final Map<K, V> map, public static <J, K, U, V> TransformedSplitMap<J, K, U, V> transformingMap(final Map<K, V> map,
final Transformer<? super J, ? extends K> keyTransformer, final Transformer<? super J, ? extends K> keyTransformer,
final Transformer<? super U, ? extends V> valueTransformer) { final Transformer<? super U, ? extends V> valueTransformer) {
return new TransformedMap<J, K, U, V>(map, keyTransformer, valueTransformer); return new TransformedSplitMap<J, K, U, V>(map, keyTransformer, valueTransformer);
} }
//----------------------------------------------------------------------- //-----------------------------------------------------------------------
@ -107,7 +107,7 @@ public class TransformedMap<J, K, U, V> extends AbstractIterableGetMapDecorator<
* means no conversion * means no conversion
* @throws IllegalArgumentException if map is null * @throws IllegalArgumentException if map is null
*/ */
protected TransformedMap(final Map<K, V> map, final Transformer<? super J, ? extends K> keyTransformer, protected TransformedSplitMap(final Map<K, V> map, final Transformer<? super J, ? extends K> keyTransformer,
final Transformer<? super U, ? extends V> valueTransformer) { final Transformer<? super U, ? extends V> valueTransformer) {
super(map); super(map);
if (keyTransformer == null) { if (keyTransformer == null) {

8
src/test/java/org/apache/commons/collections4/SplitMapUtilsTest.java
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@ -27,10 +27,10 @@ import org.apache.commons.collections4.Transformer;
import org.apache.commons.collections4.Unmodifiable; import org.apache.commons.collections4.Unmodifiable;
import org.apache.commons.collections4.functors.NOPTransformer; import org.apache.commons.collections4.functors.NOPTransformer;
import org.apache.commons.collections4.map.HashedMap; import org.apache.commons.collections4.map.HashedMap;
import org.apache.commons.collections4.splitmap.TransformedMap; import org.apache.commons.collections4.splitmap.TransformedSplitMap;
/** /**
* Tests for {@link TransformedMap} * Tests for {@link TransformedSplitMap}
* *
* @since 4.0 * @since 4.0
* @version $Id$ * @version $Id$
@ -38,7 +38,7 @@ import org.apache.commons.collections4.splitmap.TransformedMap;
@SuppressWarnings("boxing") @SuppressWarnings("boxing")
public class SplitMapUtilsTest extends BulkTest { public class SplitMapUtilsTest extends BulkTest {
private Map<String, Integer> backingMap; private Map<String, Integer> backingMap;
private TransformedMap<String, String, String, Integer> transformedMap; private TransformedSplitMap<String, String, String, Integer> transformedMap;
private final Transformer<String, Integer> stringToInt = new Transformer<String, Integer>() { private final Transformer<String, Integer> stringToInt = new Transformer<String, Integer>() {
public Integer transform(final String input) { public Integer transform(final String input) {
@ -54,7 +54,7 @@ public class SplitMapUtilsTest extends BulkTest {
protected void setUp() throws Exception { protected void setUp() throws Exception {
super.setUp(); super.setUp();
backingMap = new HashMap<String, Integer>(); backingMap = new HashMap<String, Integer>();
transformedMap = TransformedMap.transformingMap(backingMap, NOPTransformer.<String> nopTransformer(), transformedMap = TransformedSplitMap.transformingMap(backingMap, NOPTransformer.<String> nopTransformer(),
stringToInt); stringToInt);
for (int i = 0; i < 10; i++) { for (int i = 0; i < 10; i++) {
transformedMap.put(String.valueOf(i), String.valueOf(i)); transformedMap.put(String.valueOf(i), String.valueOf(i));

37
src/test/java/org/apache/commons/collections4/splitmap/TransformedMapTest.java → src/test/java/org/apache/commons/collections4/splitmap/TransformedSplitMapTest.java
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@ -26,17 +26,13 @@ import org.apache.commons.collections4.Transformer;
import org.apache.commons.collections4.functors.NOPTransformer; import org.apache.commons.collections4.functors.NOPTransformer;
/** /**
* Tests for {@link TransformedMap} * Tests for {@link TransformedSplitMap}
*
* TODO fix version, add Serialization tests
* FIXME the serialization result is stored as TransformedSplitMap.versionX.obj
* to distinguish it from the one for o.a.c.c.map.TransformedMap.
* *
* @since 4.0 * @since 4.0
* @version $Id$ * @version $Id$
*/ */
@SuppressWarnings("boxing") @SuppressWarnings("boxing")
public class TransformedMapTest extends BulkTest { public class TransformedSplitMapTest extends BulkTest {
private final Transformer<Integer, String> intToString = new Transformer<Integer, String>() { private final Transformer<Integer, String> intToString = new Transformer<Integer, String>() {
public String transform(final Integer input) { public String transform(final Integer input) {
@ -56,13 +52,13 @@ public class TransformedMapTest extends BulkTest {
} }
}; };
public TransformedMapTest(final String testName) { public TransformedSplitMapTest(final String testName) {
super(testName); super(testName);
} }
// ----------------------------------------------------------------------- // -----------------------------------------------------------------------
public void testTransformedMap() { public void testTransformedMap() {
final TransformedMap<Integer, String, Object, Class<?>> map = TransformedMap.transformingMap( final TransformedSplitMap<Integer, String, Object, Class<?>> map = TransformedSplitMap.transformingMap(
new HashMap<String, Class<?>>(), intToString, objectToClass); new HashMap<String, Class<?>>(), intToString, objectToClass);
final Integer[] k = new Integer[] { 0, 1, 2, 3, 4, 5, 6 }; final Integer[] k = new Integer[] { 0, 1, 2, 3, 4, 5, 6 };
@ -86,7 +82,7 @@ public class TransformedMapTest extends BulkTest {
assertEquals(objectToClass.transform(v[0]), map.remove(intToString.transform(k[0]))); assertEquals(objectToClass.transform(v[0]), map.remove(intToString.transform(k[0])));
assertEquals(--sz, map.size()); assertEquals(--sz, map.size());
final TransformedMap<String, String, String, Integer> map2 = TransformedMap.transformingMap( final TransformedSplitMap<String, String, String, Integer> map2 = TransformedSplitMap.transformingMap(
new HashMap<String, Integer>(), NOPTransformer.<String> nopTransformer(), stringToInt); new HashMap<String, Integer>(), NOPTransformer.<String> nopTransformer(), stringToInt);
assertEquals(0, map2.size()); assertEquals(0, map2.size());
for (int i = 0; i < 6; i++) { for (int i = 0; i < 6; i++) {
@ -106,8 +102,9 @@ public class TransformedMapTest extends BulkTest {
// ----------------------------------------------------------------------- // -----------------------------------------------------------------------
public void testMapIterator() { public void testMapIterator() {
final TransformedMap<String, String, String, Integer> map = TransformedMap.transformingMap( final TransformedSplitMap<String, String, String, Integer> map =
new HashMap<String, Integer>(), NOPTransformer.<String> nopTransformer(), stringToInt); TransformedSplitMap.transformingMap(new HashMap<String, Integer>(),
NOPTransformer.<String> nopTransformer(), stringToInt);
assertEquals(0, map.size()); assertEquals(0, map.size());
for (int i = 0; i < 6; i++) { for (int i = 0; i < 6; i++) {
map.put(String.valueOf(i), String.valueOf(i)); map.put(String.valueOf(i), String.valueOf(i));
@ -121,22 +118,23 @@ public class TransformedMapTest extends BulkTest {
} }
public void testEmptyMap() throws IOException, ClassNotFoundException { public void testEmptyMap() throws IOException, ClassNotFoundException {
final TransformedMap<String, String, String, String> map = TransformedMap.transformingMap( final TransformedSplitMap<String, String, String, String> map =
new HashMap<String, String>(), TransformedSplitMap.transformingMap(new HashMap<String, String>(),
NOPTransformer.<String>nopTransformer(), NOPTransformer.<String>nopTransformer(),
NOPTransformer.<String>nopTransformer() ); NOPTransformer.<String>nopTransformer() );
final ObjectInputStream in = new ObjectInputStream( new FileInputStream( TEST_DATA_PATH+"/TransformedSplitMap.emptyCollection.version4.obj" ) ); final ObjectInputStream in =
new ObjectInputStream( new FileInputStream( TEST_DATA_PATH+"/TransformedSplitMap.emptyCollection.version4.obj" ) );
final Object readObject = in.readObject(); final Object readObject = in.readObject();
in.close(); in.close();
final TransformedMap<?, ?, ?, ?> readMap = (TransformedMap<?, ?, ?, ?>) readObject; final TransformedSplitMap<?, ?, ?, ?> readMap = (TransformedSplitMap<?, ?, ?, ?>) readObject;
assertTrue( "Map should be empty", readMap.size() == 0 ); assertTrue( "Map should be empty", readMap.size() == 0 );
assertEquals( map.entrySet(), readMap.entrySet() ); assertEquals( map.entrySet(), readMap.entrySet() );
} }
public void testFullMap() throws IOException, ClassNotFoundException { public void testFullMap() throws IOException, ClassNotFoundException {
final TransformedMap<String, String, String, String> map = TransformedMap.transformingMap( final TransformedSplitMap<String, String, String, String> map = TransformedSplitMap.transformingMap(
new HashMap<String, String>(), new HashMap<String, String>(),
NOPTransformer.<String>nopTransformer(), NOPTransformer.<String>nopTransformer(),
NOPTransformer.<String>nopTransformer() ); NOPTransformer.<String>nopTransformer() );
@ -145,17 +143,18 @@ public class TransformedMapTest extends BulkTest {
map.put( "e", "f" ); map.put( "e", "f" );
map.put( "g", "h" ); map.put( "g", "h" );
final ObjectInputStream in = new ObjectInputStream( new FileInputStream( TEST_DATA_PATH+"TransformedSplitMap.fullCollection.version4.obj" ) ); final ObjectInputStream in =
new ObjectInputStream( new FileInputStream( TEST_DATA_PATH+"TransformedSplitMap.fullCollection.version4.obj" ) );
final Object readObject = in.readObject(); final Object readObject = in.readObject();
in.close(); in.close();
final TransformedMap<?, ?, ?, ?> readMap = (TransformedMap<?, ?, ?, ?>) readObject; final TransformedSplitMap<?, ?, ?, ?> readMap = (TransformedSplitMap<?, ?, ?, ?>) readObject;
assertFalse( "Map should not be empty", readMap.size() == 0 ); assertFalse( "Map should not be empty", readMap.size() == 0 );
assertEquals( map.entrySet(), readMap.entrySet() ); assertEquals( map.entrySet(), readMap.entrySet() );
} }
// public void testCreate() throws IOException { // public void testCreate() throws IOException {
// TransformedMap<String, String, String, String> map = TransformedMap.transformingMap( // TransformedSplitMap<String, String, String, String> map = TransformedSplitMap.transformingMap(
// new HashMap<String, String>(), // new HashMap<String, String>(),
// NOPTransformer.<String>nopTransformer(), // NOPTransformer.<String>nopTransformer(),
// NOPTransformer.<String>nopTransformer() ); // NOPTransformer.<String>nopTransformer() );

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