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[jOOQ/jOOQ#8746] More reusable code

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This commit is contained in:
Lukas Eder 2019-06-06 14:04:06 +02:00
parent 7fda1e6d0d
commit 0fba3e7564
1 changed files with 32 additions and 16 deletions
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48
jOOQ/src/main/java/org/jooq/impl/Tools.java
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@ -1966,28 +1966,44 @@ final class Tools {
return array;
}
static final <T> Iterable<T> reverseIterable(T... array) {
/**
* Reverse iterate over an array.
*/
@SafeVarargs
static final <T> Iterable<T> reverseIterable(final T... array) {
return new Iterable<T>() {
@Override
public Iterator<T> iterator() {
return new Iterator<T>() {
int index = array.length;
return reverseIterator(array);
}
};
}
@Override
public boolean hasNext() {
return index > 0;
}
/**
* Reverse iterate over an array.
*/
@Override
public T next() {
return array[--index];
}
@SafeVarargs
@Override
public void remove() {
throw new UnsupportedOperationException("remove");
}
};
static final <T> Iterator<T> reverseIterator(final T... array) {
return new Iterator<T>() {
int index = array.length;
@Override
public boolean hasNext() {
return index > 0;
}
@Override
public T next() {
return array[--index];
}
@Override
public void remove() {
throw new UnsupportedOperationException("remove");
}
};
}