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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_03) on Wed Nov 02 09:51:55 CST 2005 --><META http-equiv="Content-Type" content="text/html; charset=gb2312"><TITLE>AtomicLongArray (Java 2 Platform SE 5.0)</TITLE><META NAME="keywords" CONTENT="java.util.concurrent.atomic.AtomicLongArray class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="AtomicLongArray (Java 2 Platform SE 5.0)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="跳过导航链接"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- 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CLASS="NavBarFont1"><B>索引</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>帮助</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Standard Ed. 5.0</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="AtomicLong.html" title="java.util.concurrent.atomic 中的类"><B>上一个类</B></A> <A HREF="AtomicLongFieldUpdater.html" title="java.util.concurrent.atomic 中的类"><B>下一个类</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html@java_2Futil_2Fconcurrent_2Fatomic_2FAtomicLongArray.html" target="_top"><B>框架</B></A> <A HREF="AtomicLongArray.html" target="_top"><B>无框架</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>所有类</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>所有类</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 摘要： 嵌套 | 字段 | <A HREF="#constructor_summary">构造方法</A> | <A HREF="#method_summary">方法</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">详细信息： 字段 | <A HREF="#constructor_detail">构造方法</A> | <A HREF="#method_detail">方法</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">java.util.concurrent.atomic</FONT><BR>类 AtomicLongArray</H2><PRE><A HREF="../../../lang/Object.html" title="java.lang 中的类">java.lang.Object</A> <IMG SRC="../../../../resources/inherit.gif" ALT="继承者 "><B>java.util.concurrent.atomic.AtomicLongArray</B></PRE><DL><DT><B>所有已实现的接口：</B> <DD>java.io.Serializable</DD></DL><HR><DL><DT><PRE>public class <B>AtomicLongArray</B><DT>extends <A HREF="../../../lang/Object.html" title="java.lang 中的类">Object</A><DT>implements java.io.Serializable</DL></PRE><P>可以用原子方式更新其元素的 <tt>long</tt> 数组。有关原子变量属性的描述，请参阅 <A HREF="package-summary.html"><CODE>java.util.concurrent.atomic</CODE></A> 包规范。<P><P><DL><DT><B>从以下版本开始：</B></DT> <DD>1.5</DD><DT><B>另请参见：</B><DD><A HREF="../../../../serialized-form.html#java.util.concurrent.atomic.AtomicLongArray">序列化表格</A></DL><HR><P><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>构造方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="AtomicLongArray.html#AtomicLongArray(int)">AtomicLongArray</A></B>(int length)</CODE><BR> 创建给定长度的新 AtomicLongArray。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="AtomicLongArray.html#AtomicLongArray(long[])">AtomicLongArray</A></B>(long[] array)</CODE><BR> 创建与给定数组具有相同长度的新 AtomicLongArray，并从给定数组复制其所有元素。</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>方法摘要</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#addAndGet(int, long)">addAndGet</A></B>(int i, long delta)</CODE><BR> 以原子方式将给定值与索引 <tt>i</tt> 的元素相加。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#compareAndSet(int, long, long)">compareAndSet</A></B>(int i, long expect, long update)</CODE><BR> 如果当前值 <tt>==</tt> 预期值，则以原子方式将该值设置为给定的更新值。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#decrementAndGet(int)">decrementAndGet</A></B>(int i)</CODE><BR> 以原子方式递减索引 <tt>i</tt> 的元素。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#get(int)">get</A></B>(int i)</CODE><BR> 获取位置 <tt>i</tt> 的当前值。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#getAndAdd(int, long)">getAndAdd</A></B>(int i, long delta)</CODE><BR> 以原子方式将给定值与索引 <tt>i</tt> 的元素相加。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#getAndDecrement(int)">getAndDecrement</A></B>(int i)</CODE><BR> 以原子方式将索引 <tt>i</tt> 的元素减 1。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#getAndIncrement(int)">getAndIncrement</A></B>(int i)</CODE><BR> 以原子方式将索引 <tt>i</tt> 的元素加 1。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#getAndSet(int, long)">getAndSet</A></B>(int i, long newValue)</CODE><BR> 将位置 <tt>i</tt> 的元素设置为给定值，并返回旧值。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> long</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#incrementAndGet(int)">incrementAndGet</A></B>(int i)</CODE><BR> 以原子方式递增索引 <tt>i</tt> 的元素。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#length()">length</A></B>()</CODE><BR> 返回该数组的长度。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#set(int, long)">set</A></B>(int i, long newValue)</CODE><BR> 将位置 <tt>i</tt> 的元素设置为给定值。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../lang/String.html" title="java.lang 中的类">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#toString()">toString</A></B>()</CODE><BR> 返回数组当前值的字符串表示形式。</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="AtomicLongArray.html#weakCompareAndSet(int, long, long)">weakCompareAndSet</A></B>(int i, long expect, long update)</CODE><BR> 如果当前值 <tt>==</tt> 预期值，则以原子方式将该值设置为给定的更新值。</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>从类 java.lang.<A HREF="../../../lang/Object.html" title="java.lang 中的类">Object</A> 继承的方法</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../lang/Object.html#clone()">clone</A>, <A HREF="../../../lang/Object.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../lang/Object.html#finalize()">finalize</A>, <A HREF="../../../lang/Object.html#getClass()">getClass</A>, <A HREF="../../../lang/Object.html#hashCode()">hashCode</A>, <A HREF="../../../lang/Object.html#notify()">notify</A>, <A HREF="../../../lang/Object.html#notifyAll()">notifyAll</A>, <A HREF="../../../lang/Object.html#wait()">wait</A>, <A HREF="../../../lang/Object.html#wait(long)">wait</A>, <A HREF="../../../lang/Object.html#wait(long, int)">wait</A></CODE></TD></TR></TABLE> <P><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>构造方法详细信息</B></FONT></TH></TR></TABLE><A NAME="AtomicLongArray(int)"><!-- --></A><H3>AtomicLongArray</H3><PRE>public <B>AtomicLongArray</B>(int length)</PRE><DL><DD>创建给定长度的新 AtomicLongArray。<P><DL><DT><B>参数：</B><DD><CODE>length</CODE> - 该数组的长度</DL></DL><HR><A NAME="AtomicLongArray(long[])"><!-- --></A><H3>AtomicLongArray</H3><PRE>public <B>AtomicLongArray</B>(long[] array)</PRE><DL><DD>创建与给定数组具有相同长度的新 AtomicLongArray，并从给定数组复制其所有元素。<P><DL><DT><B>参数：</B><DD><CODE>array</CODE> - 从中复制元素的数组<DT><B>抛出：</B><DD><CODE><A HREF="../../../lang/NullPointerException.html" title="java.lang 中的类">NullPointerException</A></CODE> - 如果数组为 null</DL>⌨️ 快捷键说明
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