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    >java.net.InetSocketAddress翻译 创建者:webmaster 更新时间:2005-05-16 22:41

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    <H2>
    <FONT SIZE="-1">
    java.net</FONT>
    <BR>
    Class InetSocketAddress</H2>
    <PRE>
    <A HREF="../../java/lang/Object.html" title="class in java.lang">java.lang.Object</A>
    <IMG SRC="../../resources/inherit.gif" ALT="extended by"><A HREF="../../java/net/SocketAddress.html" title="class in java.net">java.net.SocketAddress</A>
    <IMG SRC="../../resources/inherit.gif" ALT="extended by"><B>java.net.InetSocketAddress</B>
    </PRE>
    <DL>
    <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../java/io/Serializable.html" title="interface in java.io">Serializable</A></DD>
    </DL>
    <HR>
    <DL>
    <DT>public class <B>InetSocketAddress</B><DT>extends <A HREF="../../java/net/SocketAddress.html" title="class in java.net">SocketAddress</A></DL>

    <P>
    This class implements an IP Socket Address (IP address + port number)
    It can also be a pair (hostname + port number), in which case an attempt
    will be made to resolve the hostname. If resolution fails then the address
    is said to be <I>unresolved</I> but can still be used on some circumstances
    like connecting through a proxy.
    该类实现了IP套接字地址(IP地址+端口号),也可以是主机号+端口号,这种情况将尝试解析主机名。
    如果解析失败则称地址unresolved,但在有些情况下仍然可用例如通过代理服务器的连接。。
    <p>
    It provides an immutable object used by sockets for binding, connecting, or
    as returned values.
    其提供了一种不变的对象,用于套接字的绑定、连接,或作为返回值。
    <p>
    The <i>wildcard</i> is a special local IP address. It usually means "any"
    and can only be used for <code>bind</code> operations.
    掩码是一种特殊的IP地址。它通常意味着“任意”,只能用于绑定操作。
    <P>

    <P>
    <DL>
    <DT><B>Since:</B></DT>
    <DD>1.4</DD>
    <DT><B>See Also:</B><DD><A HREF="../../java/net/Socket.html" title="class in java.net"><CODE>Socket</CODE></A>,
    <A HREF="../../java/net/ServerSocket.html" title="class in java.net"><CODE>ServerSocket</CODE></A>,
    <A HREF="../../serialized-form.html#java.net.InetSocketAddress">Serialized Form</A></DL>
    <HR>

    <P>
    <!-- ======== NESTED CLASS SUMMARY ======== -->

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    <TD COLSPAN=2><FONT SIZE="+2">
    <B>Constructor Summary</B></FONT></TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#InetSocketAddress(java.net.InetAddress, int)">InetSocketAddress</A></B>(<A HREF="../../java/net/InetAddress.html" title="class in java.net">InetAddress</A>&nbsp;addr,
    int&nbsp;port)</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a socket address from an IP address and a port number.
    根据IP地址和端口号创建一个套接字地址。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#InetSocketAddress(int)">InetSocketAddress</A></B>(int&nbsp;port)</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a socket address where the IP address is the wildcard address
    and the port number a specified value.
    创建一个套接字地址,其IP地址为掩码地址,端口号为指定值。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#InetSocketAddress(java.lang.String, int)">InetSocketAddress</A></B>(<A HREF="../../java/lang/String.html" title="class in java.lang">String</A>&nbsp;hostname,
    int&nbsp;port)</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Creates a socket address from a hostname and a port number.
    根据主机名和端口号创建一个套接字地址。</TD>
    </TR>
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    &nbsp;
    <!-- ========== METHOD SUMMARY =========== -->

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    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;boolean</CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#equals(java.lang.Object)">equals</A></B>(<A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A>&nbsp;obj)</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Compares this object against the specified object.
    将该对象同指定的对象进行比较。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;<A HREF="../../java/net/InetAddress.html" title="class in java.net">InetAddress</A></CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#getAddress()">getAddress</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the <code>InetAddress</code>.
    获得InetAddress对象。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;<A HREF="../../java/lang/String.html" title="class in java.lang">String</A></CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#getHostName()">getHostName</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the <code>hostname</code>.
    获得主机名。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;int</CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#getPort()">getPort</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gets the port number.
    获得端口号。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;int</CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#hashCode()">hashCode</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a hashcode for this socket address.
    返回该套接字地址的hash码。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;boolean</CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#isUnresolved()">isUnresolved</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Checks wether the address has been resolved or not.
    检查此地址是否已被解析。</TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
    <CODE>&nbsp;<A HREF="../../java/lang/String.html" title="class in java.lang">String</A></CODE></FONT></TD>
    <TD><CODE><B><A HREF="../../java/net/InetSocketAddress.html#toString()">toString</A></B>()</CODE>

    <BR>
    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructs a string representation of this InetSocketAddress.
    构造此InetSocketAddress的字符串形式。</TD>
    </TR>
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    <TD><B>Methods inherited from class java.lang.<A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A></B></TD>
    </TR>
    <TR BGCOLOR="white" CLASS="TableRowColor">
    <TD><CODE><A HREF="../../java/lang/Object.html#clone()">clone</A>, <A HREF="../../java/lang/Object.html#finalize()">finalize</A>, <A HREF="../../java/lang/Object.html#getClass()">getClass</A>, <A HREF="../../java/lang/Object.html#notify()">notify</A>, <A HREF="../../java/lang/Object.html#notifyAll()">notifyAll</A>, <A HREF="../../java/lang/Object.html#wait()">wait</A>, <A HREF="../../java/lang/Object.html#wait(long)">wait</A>, <A HREF="../../java/lang/Object.html#wait(long, int)">wait</A></CODE></TD>
    </TR>
    </TABLE>
    &nbsp;
    <P>

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    <!-- ========= CONSTRUCTOR DETAIL ======== -->

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    <B>Constructor Detail</B></FONT></TD>
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    <A NAME="InetSocketAddress(int)"><!-- --></A><H3>
    InetSocketAddress</H3>
    <PRE>
    public <B>InetSocketAddress</B>(int&nbsp;port)</PRE>
    <DL>
    <DD>Creates a socket address where the IP address is the wildcard address
    and the port number a specified value.
    创建一个套接字地址,其IP地址为掩码地址,端口号为指定值。
    <p>
    A valid port value is between 0 and 65535.
    A port number of <code>zero</code> will let the system pick up an
    ephemeral port in a <code>bind</code> operation.
    有效的端口号在0-65535之间。端口号为0意味着系统在绑定操作时选择一个临时端口。
    <p>
    <P>
    <DT><B>Parameters:</B><DD><CODE>port</CODE> - The port number 端口号
    <DT><B>Throws:</B>
    <DD><CODE><A HREF="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</A></CODE> - if the port parameter is outside the specified
    range of valid port values. 如果端口号超出指定的有效端口值范围时抛出。</DL>
    <HR>

    <A NAME="InetSocketAddress(java.net.InetAddress, int)"><!-- --></A><H3>
    InetSocketAddress</H3>
    <PRE>
    public <B>InetSocketAddress</B>(<A HREF="../../java/net/InetAddress.html" title="class in java.net">InetAddress</A>&nbsp;addr,
    int&nbsp;port)</PRE>
    <DL>
    <DD>Creates a socket address from an IP address and a port number.
    根据IP地址和端口号创建一个套接字地址。
    <p>
    A valid port value is between 0 and 65535.
    A port number of <code>zero</code> will let the system pick up an
    ephemeral port in a <code>bind</code> operation.
    有效的端口号在0-65535之间。端口号为0意味着系统在绑定操作时选择一个临时端口。
    <P>
    A <code>null</code> address will assign the <i>wildcard</i> address.
    null地址将指定为掩码地址。
    <p>
    <P>
    <DT><B>Parameters:</B><DD><CODE>addr</CODE> - The IP address IP地址<DD><CODE>port</CODE> - The port number 端口号
    <DT><B>Throws:</B>
    <DD><CODE><A HREF="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</A></CODE> - if the port parameter is outside the specified
    range of valid port values.
    如果端口号超出指定的有效端口值范围时抛出。</DL>
    <HR>

    <A NAME="InetSocketAddress(java.lang.String, int)"><!-- --></A><H3>
    InetSocketAddress</H3>
    <PRE>
    public <B>InetSocketAddress</B>(<A HREF="../../java/lang/String.html" title="class in java.lang">String</A>&nbsp;hostname,
    int&nbsp;port)</PRE>
    <DL>
    <DD>Creates a socket address from a hostname and a port number.
    根据主机名和端口号创建一个套接字地址。
    <p>
    An attempt will be made to resolve the hostname into an InetAddress.
    If that attempt fails, the address will be flagged as <I>unresolved</I>.
    尝试将主机名解析为IP地址。如果尝试失败,用unresolved标识地址。
    <p>
    A valid port value is between 0 and 65535.
    A port number of <code>zero</code> will let the system pick up an
    ephemeral port in a <code>bind</code> operation.
    有效的端口号在0-65535之间。端口号为0意味着系统在绑定操作时选择一个临时端口。
    <P>
    <P>
    <DT><B>Parameters:</B><DD><CODE>hostname</CODE> - the Host name 主机名<DD><CODE>port</CODE> - The port number 端口号
    <DT><B>Throws:</B>
    <DD><CODE><A HREF="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</A></CODE> - if the port parameter is outside the range
    of valid port values, or if the hostname parameter is <TT>null</TT>.
    如果端口号超出指定的有效端口值范围或者主机名参数为null时抛出。<DT><B>See Also:</B><DD><A HREF="../../java/net/InetSocketAddress.html#isUnresolved()"><CODE>isUnresolved()</CODE></A></DL>

    <!-- ============ METHOD DETAIL ========== -->

    <A NAME="method_detail"><!-- --></A>
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    <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
    <TD COLSPAN=1><FONT SIZE="+2">
    <B>Method Detail</B></FONT></TD>
    </TR>
    </TABLE>

    <A NAME="getPort()"><!-- --></A><H3>
    getPort</H3>
    <PRE>
    public final int <B>getPort</B>()</PRE>
    <DL>
    <DD>Gets the port number. 获得端口号。
    <P>
    <DD><DL>

    <DT><B>Returns:</B><DD>the port number. 端口号。</DL>
    </DD>
    </DL>
    <HR>

    <A NAME="getAddress()"><!-- --></A><H3>
    getAddress</H3>
    <PRE>
    public final <A HREF="../../java/net/InetAddress.html" title="class in java.net">InetAddress</A> <B>getAddress</B>()</PRE>
    <DL>
    <DD>Gets the <code>InetAddress</code>. 获得InetAddress对象。
    <P>
    <DD><DL>

    <DT><B>Returns:</B><DD>the InetAdress or <code>null</code> if it is unresolved. 返回InetAdress,如果不能解析,则为null。</DL>
    </DD>
    </DL>
    <HR>

    <A NAME="getHostName()"><!-- --></A><H3>
    getHostName</H3>
    <PRE>
    public final <A HREF="../../java/lang/String.html" title="class in java.lang">String</A> <B>getHostName</B>()</PRE>
    <DL>
    <DD>Gets the <code>hostname</code>. 获得主机名。
    <P>
    <DD><DL>

    <DT><B>Returns:</B><DD>the hostname part of the address. 地址的主机名部分。</DL>
    </DD>
    </DL>
    <HR>

    <A NAME="isUnresolved()"><!-- --></A><H3>
    isUnresolved</H3>
    <PRE>
    public final boolean <B>isUnresolved</B>()</PRE>
    <DL>
    <DD>Checks wether the address has been resolved or not. 检查此地址是否已被解析。
    <P>
    <DD><DL>

    <DT><B>Returns:</B><DD><code>true</code> if the hostname couldn't be resolved into
    an <code>InetAddress</code>. 如果主机名不能解析为IP地址,返回true。</DL>
    </DD>
    </DL>
    <HR>

    <A NAME="toString()"><!-- --></A><H3>
    toString</H3>
    <PRE>
    public <A HREF="../../java/lang/String.html" title="class in java.lang">String</A> <B>toString</B>()</PRE>
    <DL>
    <DD>Constructs a string representation of this InetSocketAddress.
    This String is constructed by calling toString() on the InetAddress
    and concatenating the port number (with a colon). If the address
    is unresolved then the part before the colon will only contain the hostname.
    构造此InetSocketAddress的字符串形式。调用toString()构造的字符串为IP地址和以冒号连接端口号。
    如果不能解析主机名,则冒号前的部分将只包含主机名。
    <P>
    <DD><DL>
    <DT><B>Overrides:</B><DD><CODE><A HREF="../../java/lang/Object.html#toString()">toString</A></CODE> in class <CODE><A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A></CODE></DL>
    </DD>
    <DD><DL>

    <DT><B>Returns:</B><DD>a string representation of this object. 该对象的字符串形式。</DL>
    </DD>
    </DL>
    <HR>

    <A NAME="equals(java.lang.Object)"><!-- --></A><H3>
    equals</H3>
    <PRE>
    public final boolean <B>equals</B>(<A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A>&nbsp;obj)</PRE>
    <DL>
    <DD>Compares this object against the specified object.
    The result is <code>true</code> if and only if the argument is
    not <code>null</code> and it represents the same address as
    this object.
    将该对象同指定的对象进行比较。只有参数不为null且同此对象表示相同的地址时结果为true。
    <p>
    Two instances of <code>InetSocketAddress</code> represent the same
    address if both the InetAddresses (or hostnames if it is unresolved) and port
    numbers are equal.
    If both addresses are unresolved, then the hostname & the port number
    are compared.
    如果InetAddresses(如果未解析可为主机名)和端口号相同, 则两个InetAddresses的实例表示相同的地址。
    如果两者的地址都不能解析,则比较主机名和端口号。
    <P>
    <DD><DL>
    <DT><B>Overrides:</B><DD><CODE><A HREF="../../java/lang/Object.html#equals(java.lang.Object)">equals</A></CODE> in class <CODE><A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A></CODE></DL>
    </DD>
    <DD><DL>
    <DT><B>Parameters:</B><DD><CODE>obj</CODE> - the object to compare against. 要比较的对象。
    <DT><B>Returns:</B><DD><code>true</code> if the objects are the same;
    <code>false</code> otherwise.
    如果对象相同,返回true,否则为false。<DT><B>See Also:</B><DD><A HREF="../../java/net/InetAddress.html#equals(java.lang.Object)"><CODE>InetAddress.equals(java.lang.Object)</CODE></A></DL>
    </DD>
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    <A NAME="hashCode()"><!-- --></A><H3>
    hashCode</H3>
    <PRE>
    public final int <B>hashCode</B>()</PRE>
    <DL>
    <DD>Returns a hashcode for this socket address. 返回该套接字地址的hash码。
    <P>
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    <DT><B>Overrides:</B><DD><CODE><A HREF="../../java/lang/Object.html#hashCode()">hashCode</A></CODE> in class <CODE><A HREF="../../java/lang/Object.html" title="class in java.lang">Object</A></CODE></DL>
    </DD>
    <DD><DL>

    <DT><B>Returns:</B><DD>a hash code value for this socket address. 该套接字地址的hash码值。<DT><B>See Also:</B><DD><A HREF="../../java/lang/Object.html#equals(java.lang.Object)"><CODE>Object.equals(java.lang.Object)</CODE></A>,
    <A HREF="../../java/util/Hashtable.html" title="class in java.util"><CODE>Hashtable</CODE></A></DL>
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