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BetterLists 1.1 clean code with sonarlint

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Klemek
2018-03-22 20:26:08 +01:00
parent b4bd402486
commit 10ea328b05
8 changed files with 44 additions and 42 deletions
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README.md
+24 -3
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@@ -4,7 +4,7 @@ An extension of the java.util.List interface which include some of the C# LINQ u
List classes are extended as well. (ArrayList -> BetterArrayList)
Current version v1.0
Current version v1.1
Before BetterLists :
```Java
@@ -30,8 +30,29 @@ NOTE : Please note that, unlike C# LINQ, these functions are not optimized at lo
## Download
* [betterlists-1.0.jar](../../raw/master/download/betterlists-1.0.jar)
* [betterlists-1.0-sources.jar](../../raw/master/download/betterlists-1.0-sources.jar)
* [betterlists-1.1.jar](../../raw/master/download/betterlists-1.0.jar)
## Maven
You can use this project as a maven dependency with this :
```XML
<repositories>
...
<repository>
<id>klemek.betterlists</id>
<url>https://github.com/klemek/betterlists/raw/mvn-repo</url>
</repository>
</repositories>
...
<dependencies>
...
<dependency>
<groupId>klemek</groupId>
<artifactId>betterlists</artifactId>
<version>1.1</version>
</dependency>
</dependencies>
```
## All code examples
### List
download/betterlists-1.0-sources.jar
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download/betterlists-1.1.jar
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src/fr/klemek/betterlists/BetterArrayList.java
+2 -3
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@@ -2,7 +2,6 @@ package fr.klemek.betterlists;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* An extension of the java.util.ArrayList class which include some of the C#
@@ -24,7 +23,7 @@ public class BetterArrayList<T> extends ArrayList<T> implements BetterList<T> {
* - the collection whose elements are to be placed into this list
*/
public static <T> BetterArrayList<T> fromList(Collection<T> c) {
return new BetterArrayList<T>(c);
return new BetterArrayList<>(c);
}
/**
@@ -78,6 +77,6 @@ public class BetterArrayList<T> extends ArrayList<T> implements BetterList<T> {
*/
@Override
public BetterArrayList<T> subList(int fromIndex, int toIndex) {
return (BetterArrayList<T>) ((List<T>) this).subList(fromIndex, toIndex);
return (BetterArrayList<T>) this.subList(fromIndex, toIndex);
}
}
src/fr/klemek/betterlists/BetterLinkedList.java
+2 -3
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@@ -2,7 +2,6 @@ package fr.klemek.betterlists;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
/**
* An extension of the java.util.LinkedList class which include some of the C#
@@ -24,7 +23,7 @@ public class BetterLinkedList<T> extends LinkedList<T> implements BetterList<T>
* - the collection whose elements are to be placed into this list
*/
public static <T> BetterLinkedList<T> fromList(Collection<T> c) {
return new BetterLinkedList<T>(c);
return new BetterLinkedList<>(c);
}
/**
@@ -68,7 +67,7 @@ public class BetterLinkedList<T> extends LinkedList<T> implements BetterList<T>
*/
@Override
public BetterLinkedList<T> subList(int fromIndex, int toIndex) {
return (BetterLinkedList<T>) ((List<T>) this).subList(fromIndex, toIndex);
return (BetterLinkedList<T>) this.subList(fromIndex, toIndex);
}
}
src/fr/klemek/betterlists/BetterList.java
+13 -28
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@@ -1,7 +1,6 @@
package fr.klemek.betterlists;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.function.Function;
@@ -82,7 +81,7 @@ public interface BetterList<T> extends List<T> {
* in the other.
*/
public default BetterList<T> exclusion(List<T> other) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
for (T element : this)
if (!other.contains(element))
out.add(element);
@@ -274,16 +273,9 @@ public interface BetterList<T> extends List<T> {
* @return a List whose elements are sorted according to a key.
*/
public default <E extends Comparable<E>> BetterList<T> orderBy(Function<T, E> selector){
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
out.addAll(this);
Collections.sort(out, new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return selector.apply(o1).compareTo(selector.apply(o2));
}
});
Collections.sort(out, (o1,o2) -> selector.apply(o1).compareTo(selector.apply(o2)));
return out;
}
@@ -294,16 +286,9 @@ public interface BetterList<T> extends List<T> {
* @return a List whose elements are sorted according to a key.
*/
public default <E extends Comparable<E>> BetterList<T> orderByDescending(Function<T, E> selector){
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
out.addAll(this);
Collections.sort(out, new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return selector.apply(o2).compareTo(selector.apply(o1));
}
});
Collections.sort(out, (o1,o2) -> selector.apply(o2).compareTo(selector.apply(o1)));
return out;
}
@@ -314,7 +299,7 @@ public interface BetterList<T> extends List<T> {
* reverse order.
*/
public default BetterList<T> reverse() {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>(this.size());
for (T element : this)
out.add(0, element);
return out;
@@ -331,7 +316,7 @@ public interface BetterList<T> extends List<T> {
* function on each element of the sequence.
*/
public default <E> BetterList<E> select(Function<T, E> selector) {
BetterList<E> out = new BetterArrayList<E>();
BetterList<E> out = new BetterArrayList<>();
for (T element : this)
out.add(selector.apply(element));
return out;
@@ -348,7 +333,7 @@ public interface BetterList<T> extends List<T> {
* index in the sequence.
*/
public default BetterList<T> skip(int count) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
int n = 0;
for (T element : this) {
if (n >= count)
@@ -369,7 +354,7 @@ public interface BetterList<T> extends List<T> {
* specified by predicate.
*/
public default BetterList<T> skipWhile(Function<T, Boolean> predicate) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
boolean match = true;
for (T element : this)
if (!match || !predicate.apply(element)) {
@@ -405,7 +390,7 @@ public interface BetterList<T> extends List<T> {
* of the input sequence.
*/
public default BetterList<T> take(int count) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>(count);
int n = 0;
for (T element : this) {
if (n < count)
@@ -426,7 +411,7 @@ public interface BetterList<T> extends List<T> {
* the element at which the test no longer passes.
*/
public default BetterList<T> takeWhile(Function<T, Boolean> predicate) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
for (T element : this)
if (predicate.apply(element))
out.add(element);
@@ -445,7 +430,7 @@ public interface BetterList<T> extends List<T> {
* duplicates.
*/
public default BetterList<T> union(List<T> other) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
for (T element : this)
if (other.contains(element))
out.add(element);
@@ -461,7 +446,7 @@ public interface BetterList<T> extends List<T> {
* condition.
*/
public default BetterList<T> where(Function<T, Boolean> predicate) {
BetterList<T> out = new BetterArrayList<T>();
BetterList<T> out = new BetterArrayList<>();
for (T element : this)
if (predicate.apply(element))
out.add(element);
src/fr/klemek/betterlists/BetterStack.java
+1 -2
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@@ -1,6 +1,5 @@
package fr.klemek.betterlists;
import java.util.List;
import java.util.Stack;
/**
@@ -45,7 +44,7 @@ public class BetterStack<T> extends Stack<T> implements BetterList<T> {
*/
@Override
public BetterStack<T> subList(int fromIndex, int toIndex) {
return (BetterStack<T>) ((List<T>) this).subList(fromIndex, toIndex);
return (BetterStack<T>) this.subList(fromIndex, toIndex);
}
}
src/fr/klemek/betterlists/BetterVector.java
+2 -3
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@@ -1,7 +1,6 @@
package fr.klemek.betterlists;
import java.util.Collection;
import java.util.List;
import java.util.Vector;
/**
@@ -24,7 +23,7 @@ public class BetterVector<T> extends Vector<T> implements BetterList<T> {
* - the collection whose elements are to be placed into this vector
*/
public static <T> BetterVector<T> fromList(Collection<T> c) {
return new BetterVector<T>(c);
return new BetterVector<>(c);
}
/**
@@ -94,7 +93,7 @@ public class BetterVector<T> extends Vector<T> implements BetterList<T> {
*/
@Override
public BetterVector<T> subList(int fromIndex, int toIndex) {
return (BetterVector<T>) ((List<T>) this).subList(fromIndex, toIndex);
return (BetterVector<T>) this.subList(fromIndex, toIndex);
}
}