Html程序  |  320行  |  16.55 KB

<!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 1.6.0-google-internal) on Mon Jan 04 20:47:59 PST 2010 -->
<TITLE>
Multisets (Guava Libraries 2010.01.04)
</TITLE>

<META NAME="date" CONTENT="2010-01-04">

<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style">

<SCRIPT type="text/javascript">
function windowTitle()
{
    if (location.href.indexOf('is-external=true') == -1) {
        parent.document.title="Multisets (Guava Libraries 2010.01.04)";
    }
}
</SCRIPT>
<NOSCRIPT>
</NOSCRIPT>

</HEAD>

<BODY BGCOLOR="white" onload="windowTitle();">
<HR>


<!-- ========= START OF TOP NAVBAR ======= -->
<A NAME="navbar_top"><!-- --></A>
<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_top_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/Multisets.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../com/google/common/collect/Multiset.Entry.html" title="interface in com.google.common.collect"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../../../com/google/common/collect/MutableClassToInstanceMap.html" title="class in com.google.common.collect"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../../../index.html?com/google/common/collect/Multisets.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="Multisets.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
  <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>


</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_top"></A>
<!-- ========= END OF TOP NAVBAR ========= -->

<HR>
<!-- ======== START OF CLASS DATA ======== -->
<H2>
<FONT SIZE="-1">
com.google.common.collect</FONT>
<BR>
Class Multisets</H2>
<PRE>
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
  <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.google.common.collect.Multisets</B>
</PRE>
<HR>
<DL>
<DT><PRE>public final class <B>Multisets</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
</PRE>

<P>
Provides static utility methods for creating and working with <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect"><CODE>Multiset</CODE></A> instances.
<P>

<P>
<DL>
<DT><B>Since:</B></DT>
  <DD>2010.01.04 <b>stable</b> (imported from Google Collections Library)</DD>
<DT><B>Author:</B></DT>
  <DD>Kevin Bourrillion, Mike Bostock</DD>
</DL>
<HR>

<P>

<!-- ========== 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>Method Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
<TR ALIGN="right" VALIGN="">
<TD NOWRAP><FONT SIZE="-1">
<CODE>&lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.Entry.html" title="interface in com.google.common.collect">Multiset.Entry</A>&lt;E&gt;</CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/collect/Multisets.html#immutableEntry(E, int)">immutableEntry</A></B>(E&nbsp;e,
               int&nbsp;n)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns an immutable multiset entry with the specified element and count.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
<TR ALIGN="right" VALIGN="">
<TD NOWRAP><FONT SIZE="-1">
<CODE>&lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt;</CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/collect/Multisets.html#intersection(com.google.common.collect.Multiset, com.google.common.collect.Multiset)">intersection</A></B>(<A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt;&nbsp;multiset1,
             <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;?&gt;&nbsp;multiset2)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns an unmodifiable <b>view</b> of the intersection of two multisets.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY="">
<TR ALIGN="right" VALIGN="">
<TD NOWRAP><FONT SIZE="-1">
<CODE>&lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt;</CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/collect/Multisets.html#unmodifiableMultiset(com.google.common.collect.Multiset)">unmodifiableMultiset</A></B>(<A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;? extends E&gt;&nbsp;multiset)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns an unmodifiable view of the specified multiset.</TD>
</TR>
</TABLE>
&nbsp;<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>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

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

<A NAME="method_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>Method Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="unmodifiableMultiset(com.google.common.collect.Multiset)"><!-- --></A><H3>
unmodifiableMultiset</H3>
<PRE>
public static &lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt; <B>unmodifiableMultiset</B>(<A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;? extends E&gt;&nbsp;multiset)</PRE>
<DL>
<DD>Returns an unmodifiable view of the specified multiset. Query operations on
 the returned multiset "read through" to the specified multiset, and
 attempts to modify the returned multiset result in an
 <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="class or interface in java.lang"><CODE>UnsupportedOperationException</CODE></A>.

 <p>The returned multiset will be serializable if the specified multiset is
 serializable.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>multiset</CODE> - the multiset for which an unmodifiable view is to be
     generated
<DT><B>Returns:</B><DD>an unmodifiable view of the multiset</DL>
</DD>
</DL>
<HR>

<A NAME="immutableEntry(java.lang.Object,int)"><!-- --></A><A NAME="immutableEntry(E, int)"><!-- --></A><H3>
immutableEntry</H3>
<PRE>
public static &lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.Entry.html" title="interface in com.google.common.collect">Multiset.Entry</A>&lt;E&gt; <B>immutableEntry</B>(<FONT SIZE="-1"><A HREF="http://jsr-305.googlecode.com/svn/trunk/javadoc/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</A></FONT>
                                                   E&nbsp;e,
                                                   int&nbsp;n)</PRE>
<DL>
<DD>Returns an immutable multiset entry with the specified element and count.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>e</CODE> - the element to be associated with the returned entry<DD><CODE>n</CODE> - the count to be associated with the returned entry
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - if <code>n</code> is negative</DL>
</DD>
</DL>
<HR>

<A NAME="intersection(com.google.common.collect.Multiset, com.google.common.collect.Multiset)"><!-- --></A><H3>
intersection</H3>
<PRE>
public static &lt;E&gt; <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt; <B>intersection</B>(<A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;E&gt;&nbsp;multiset1,
                                           <A HREF="../../../../com/google/common/collect/Multiset.html" title="interface in com.google.common.collect">Multiset</A>&lt;?&gt;&nbsp;multiset2)</PRE>
<DL>
<DD>Returns an unmodifiable <b>view</b> of the intersection of two multisets.
 An element's count in the multiset is the smaller of its counts in the two
 backing multisets. The iteration order of the returned multiset matches the
 element set of <code>multiset1</code>, with repeated occurrences of the same
 element appearing consecutively.

 <p>Results are undefined if <code>multiset1</code> and <code>multiset2</code> are
 based on different equivalence relations (as <code>HashMultiset</code> and
 <code>TreeMultiset</code> are).
<P>
<DD><DL>
<DT><B>Since:</B></DT>
  <DD>2010.01.04 <b>tentative</b></DD>
</DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>


<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/Multisets.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../com/google/common/collect/Multiset.Entry.html" title="interface in com.google.common.collect"><B>PREV CLASS</B></A>&nbsp;
&nbsp;<A HREF="../../../../com/google/common/collect/MutableClassToInstanceMap.html" title="class in com.google.common.collect"><B>NEXT CLASS</B></A></FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../../../index.html?com/google/common/collect/Multisets.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="Multisets.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
  <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>


</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;CONSTR&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->

<HR>

</BODY>
</HTML>