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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-lang.git
commit ba8b34a2b7b028c9514bee3ce5abe99af310ddc5
Author: Gary D. Gregory <garydgreg...@gmail.com>
AuthorDate: Thu Jun 12 11:20:47 2025 -0400
Refactor internals for some removeElement() methods
---
.../java/org/apache/commons/lang3/ArrayUtils.java | 77 ++++------------------
.../java/org/apache/commons/lang3/ObjectUtils.java | 7 +-
2 files changed, 15 insertions(+), 69 deletions(-)
diff --git a/src/main/java/org/apache/commons/lang3/ArrayUtils.java
b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
index 84fea2c87..c90f32ae0 100644
--- a/src/main/java/org/apache/commons/lang3/ArrayUtils.java
+++ b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
@@ -1870,6 +1870,10 @@ public static int hashCode(final Object array) {
return new HashCodeBuilder().append(array).toHashCode();
}
+ static <K> void increment(final Map<K, MutableInt> occurrences, final K
boxed) {
+ occurrences.computeIfAbsent(boxed, k -> new MutableInt()).increment();
+ }
+
/**
* Finds the indices of the given value in the array.
* <p>
@@ -6086,13 +6090,7 @@ public static boolean[] removeElements(final boolean[]
array, final boolean... v
}
final HashMap<Boolean, MutableInt> occurrences = new HashMap<>(2); //
only two possible values here
for (final boolean v : values) {
- final Boolean boxed = Boolean.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Boolean.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6139,15 +6137,9 @@ public static byte[] removeElements(final byte[] array,
final byte... values) {
if (isEmpty(array) || isEmpty(values)) {
return clone(array);
}
- final Map<Byte, MutableInt> occurrences = new HashMap<>(values.length);
+ final HashMap<Byte, MutableInt> occurrences = new
HashMap<>(values.length);
for (final byte v : values) {
- final Byte boxed = Byte.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Byte.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6196,13 +6188,7 @@ public static char[] removeElements(final char[] array,
final char... values) {
}
final HashMap<Character, MutableInt> occurrences = new
HashMap<>(values.length);
for (final char v : values) {
- final Character boxed = Character.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Character.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6251,13 +6237,7 @@ public static double[] removeElements(final double[]
array, final double... valu
}
final HashMap<Double, MutableInt> occurrences = new
HashMap<>(values.length);
for (final double v : values) {
- final Double boxed = Double.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Double.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6306,13 +6286,7 @@ public static float[] removeElements(final float[]
array, final float... values)
}
final HashMap<Float, MutableInt> occurrences = new
HashMap<>(values.length);
for (final float v : values) {
- final Float boxed = Float.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Float.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6361,13 +6335,7 @@ public static int[] removeElements(final int[] array,
final int... values) {
}
final HashMap<Integer, MutableInt> occurrences = new
HashMap<>(values.length);
for (final int v : values) {
- final Integer boxed = Integer.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Integer.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6416,13 +6384,7 @@ public static long[] removeElements(final long[] array,
final long... values) {
}
final HashMap<Long, MutableInt> occurrences = new
HashMap<>(values.length);
for (final long v : values) {
- final Long boxed = Long.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Long.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6471,13 +6433,7 @@ public static short[] removeElements(final short[]
array, final short... values)
}
final HashMap<Short, MutableInt> occurrences = new
HashMap<>(values.length);
for (final short v : values) {
- final Short boxed = Short.valueOf(v);
- final MutableInt count = occurrences.get(boxed);
- if (count == null) {
- occurrences.put(boxed, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, Short.valueOf(v));
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
@@ -6528,12 +6484,7 @@ public static <T> T[] removeElements(final T[] array,
final T... values) {
}
final HashMap<T, MutableInt> occurrences = new
HashMap<>(values.length);
for (final T v : values) {
- final MutableInt count = occurrences.get(v);
- if (count == null) {
- occurrences.put(v, new MutableInt(1));
- } else {
- count.increment();
- }
+ increment(occurrences, v);
}
final BitSet toRemove = new BitSet();
for (int i = 0; i < array.length; i++) {
diff --git a/src/main/java/org/apache/commons/lang3/ObjectUtils.java
b/src/main/java/org/apache/commons/lang3/ObjectUtils.java
index bdd84ef5c..00b239ab5 100644
--- a/src/main/java/org/apache/commons/lang3/ObjectUtils.java
+++ b/src/main/java/org/apache/commons/lang3/ObjectUtils.java
@@ -1185,12 +1185,7 @@ public static <T> T mode(final T... items) {
if (ArrayUtils.isNotEmpty(items)) {
final HashMap<T, MutableInt> occurrences = new
HashMap<>(items.length);
for (final T t : items) {
- final MutableInt count = occurrences.get(t);
- if (count == null) {
- occurrences.put(t, new MutableInt(1));
- } else {
- count.increment();
- }
+ ArrayUtils.increment(occurrences, t);
}
T result = null;
int max = 0;
