csdn86868686888的博客

//集合框架，Collectionpackage java.util;import java.util.function.Predicate;import java.util.stream.Stream;import java.util.stream.StreamSupport;public interface Collection<E> extends Iterabl...

package java.util;public abstract class AbstractCollection<E> implements Collection<E> {//实现了collection接口 protected AbstractCollection() { } // 查 /*抽象方法，子类必须以自己的方式实现...

package java.util;import java.util.function.UnaryOperator;public interface List<E> extends Collection<E> { int size(); boolean isEmpty(); boolean contains(Object o);...

package java.util;public abstract class AbstractList<E> extends AbstractCollection<E> implements List<E> { protected AbstractList() { } //还是要先实现add(int index, E element...

package java.util;import java.util.function.Consumer;import java.util.function.Predicate;import java.util.function.UnaryOperator;import sun.misc.SharedSecrets;public class ArrayList<E> e...

package java.util;import java.util.function.Consumer;public class LinkedList<E> extends AbstractSequentialList<E> implements List<E>, Deque<E>, Cloneable, java.io....

不加注释了，跟ArrayList差不多，唯一的不同是对元素操作、扩容等等都进行了同步了，实质就是加了同步的操作package java.util;import java.util.function.Consumer;import java.util.function.Predicate;import java.util.function.UnaryOperator;public...