Jackson is "the Java JSON library" or "the best JSON parser for Java". Or simply as "JSON for Java".

Jackson Annotations Source Code files are provided in the source packge (jackson-annotations-2.12.4-sources.jar). You can download it at Jackson Maven Website.

You can also browse Jackson Annotations Source Code below:

⏎ com/fasterxml/jackson/databind/util/ArrayIterator.java

package com.fasterxml.jackson.databind.util;

import java.util.Iterator;
import java.util.NoSuchElementException;

/**
 * Iterator implementation used to efficiently expose contents of an
 * Array as read-only iterator.
 */
@SuppressWarnings("IterableAndIterator")
public class ArrayIterator<T> implements Iterator<T>, Iterable<T>
{
    private final T[] _a;
    
    private int _index;

    public ArrayIterator(T[] a) {
        _a = a;
        _index = 0;
    }
    
    @Override
    public boolean hasNext() { return _index < _a.length; }

    @Override
    public T next() {
        if (_index >= _a.length) {
            throw new NoSuchElementException();
        }
        return _a[_index++];
    }

    @Override public void remove() { throw new UnsupportedOperationException(); }
    @Override public Iterator<T> iterator() { return this; }
}

⏎ com/fasterxml/jackson/databind/util/ArrayIterator.java

 

⇒ Jackson Dataformat Extensions

⇐ Jackson Data Binding Source Code

⇑ Downloading and Reviewing jackson-*.jar

⇑⇑ Jackson - Java JSON library