<!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> Ordering (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="Ordering (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> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/Ordering.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR> </TABLE> </TD> <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> </EM> </TD> </TR> <TR> <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../com/google/common/collect/ObjectArrays.html" title="class in com.google.common.collect"><B>PREV CLASS</B></A> <A HREF="../../../../com/google/common/collect/PeekingIterator.html" title="interface 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/Ordering.html" target="_top"><B>FRAMES</B></A> <A HREF="Ordering.html" target="_top"><B>NO FRAMES</B></A> <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: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <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 Ordering<T></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.Ordering<T></B> </PRE> <DL> <DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><T></DD> </DL> <HR> <DL> <DT><PRE>public abstract class <B>Ordering<T></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><DT>implements <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><T></DL> </PRE> <P> A comparator with added methods to support common functions. For example: <pre> <code>if (Ordering.from(comparator).reverse().isOrdered(list)) { ... }</code></pre> <p>The <A HREF="../../../../com/google/common/collect/Ordering.html#from(java.util.Comparator)"><CODE>from(Comparator)</CODE></A> method returns the equivalent <code>Ordering</code> instance for a pre-existing comparator. You can also skip the comparator step and extend <code>Ordering</code> directly: <pre> <code>Ordering<String> byLengthOrdering = new Ordering<String>() { public int compare(String left, String right) { return Ints.compare(left.length(), right.length()); } };</code></pre> Except as noted, the orderings returned by the factory methods of this class are serializable if and only if the provided instances that back them are. For example, if <code>ordering</code> and <code>function</code> can themselves be serialized, then <code>ordering.onResultOf(function)</code> can as well. <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>Jesse Wilson, Kevin Bourrillion</DD> </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>Constructor Summary</B></FONT></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE>protected </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#Ordering()">Ordering</A></B>()</CODE> <BR> Constructs a new instance of this class (only invokable by the subclass constructor, typically implicit).</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>Method Summary</B></FONT></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE>static <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<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>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#arbitrary()">arbitrary</A></B>()</CODE> <BR> Returns an arbitrary ordering over all objects, for which <code>compare(a, b) == 0</code> implies <code>a == b</code> (identity equality).</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="../../../../com/google/common/collect/Ordering.html#binarySearch(java.util.List, T)">binarySearch</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> sortedList, <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A> key)</CODE> <BR> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collections.html?is-external=true#binarySearch(java.util.List, T, java.util.Comparator)" title="class or interface in java.util"><CODE>Searches</CODE></A> <code>sortedList</code> for <code>key</code> using the binary search algorithm.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><U extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><U></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#compound(java.util.Comparator)">compound</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><? super U> secondaryComparator)</CODE> <BR> Returns an ordering which first uses the ordering <code>this</code>, but which in the event of a "tie", then delegates to <code>secondaryComparator</code>.</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><T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#compound(java.lang.Iterable)">compound</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><? super T>> comparators)</CODE> <BR> Returns an ordering which tries each given comparator in order until a non-zero result is found, returning that result, and returning zero only if all comparators return zero.</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><T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#explicit(java.util.List)">explicit</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><T> valuesInOrder)</CODE> <BR> Returns an ordering that compares objects according to the order in which they appear in the given list.</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><T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#explicit(T, T...)">explicit</A></B>(T leastValue, T... remainingValuesInOrder)</CODE> <BR> Returns an ordering that compares objects according to the order in which they are given to this method.</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><T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#from(java.util.Comparator)">from</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><T> comparator)</CODE> <BR> Returns an ordering for a pre-existing <code>comparator</code>.</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><T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#from(com.google.common.collect.Ordering)">from</A></B>(<A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> ordering)</CODE> <BR> <B>Deprecated.</B> <I>no need to use this</I></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="../../../../com/google/common/collect/Ordering.html#isOrdered(java.lang.Iterable)">isOrdered</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> iterable)</CODE> <BR> Returns <code>true</code> if each element in <code>iterable</code> after the first is greater than or equal to the element that preceded it, according to this ordering.</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="../../../../com/google/common/collect/Ordering.html#isStrictlyOrdered(java.lang.Iterable)">isStrictlyOrdered</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> iterable)</CODE> <BR> Returns <code>true</code> if each element in <code>iterable</code> after the first is <i>strictly</i> greater than the element that preceded it, according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><S>></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#lexicographical()">lexicographical</A></B>()</CODE> <BR> Returns a new ordering which sorts iterables by comparing corresponding elements pairwise until a nonzero result is found; imposes "dictionary order".</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#max(E, E)">max</A></B>(E a, E b)</CODE> <BR> Returns the larger of the two values according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#max(E, E, E, E...)">max</A></B>(E a, E b, E c, E... rest)</CODE> <BR> Returns the largest of the specified values according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#max(java.lang.Iterable)">max</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</CODE> <BR> Returns the largest of the specified values according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#min(E, E)">min</A></B>(E a, E b)</CODE> <BR> Returns the smaller of the two values according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#min(E, E, E, E...)">min</A></B>(E a, E b, E c, E... rest)</CODE> <BR> Returns the smallest of the specified values according to this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> E</CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#min(java.lang.Iterable)">min</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</CODE> <BR> Returns the smallest of the specified values according to this ordering.</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><C extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><C></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#natural()">natural</A></B>()</CODE> <BR> Returns a serializable ordering that uses the natural order of the values.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#nullsFirst()">nullsFirst</A></B>()</CODE> <BR> Returns an ordering that treats <code>null</code> as less than all other values and uses <code>this</code> to compare non-null values.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#nullsLast()">nullsLast</A></B>()</CODE> <BR> Returns an ordering that treats <code>null</code> as greater than all other values and uses this ordering to compare non-null values.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><F> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><F></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#onResultOf(com.google.common.base.Function)">onResultOf</A></B>(<A HREF="../../../../com/google/common/base/Function.html" title="interface in com.google.common.base">Function</A><F,? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> function)</CODE> <BR> Returns a new ordering on <code>F</code> which orders elements by first applying a function to them, then comparing those results using <code>this</code>.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#reverse()">reverse</A></B>()</CODE> <BR> Returns the reverse of this ordering; the <code>Ordering</code> equivalent to <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collections.html?is-external=true#reverseOrder(java.util.Comparator)" title="class or interface in java.util"><CODE>Collections.reverseOrder(Comparator)</CODE></A>.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" SUMMARY=""> <TR ALIGN="right" VALIGN=""> <TD NOWRAP><FONT SIZE="-1"> <CODE><E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <BR> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><E></CODE></FONT></TD> </TR> </TABLE> </CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#sortedCopy(java.lang.Iterable)">sortedCopy</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</CODE> <BR> Returns a copy of the given iterable sorted by this ordering.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE>static <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<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>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../com/google/common/collect/Ordering.html#usingToString()">usingToString</A></B>()</CODE> <BR> Returns an ordering that compares objects by the natural ordering of their string representations as returned by <code>toString()</code>.</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>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> <A NAME="methods_inherited_from_class_java.util.Comparator"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> <TH ALIGN="left"><B>Methods inherited from interface java.util.<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A></B></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true#compare(T, T)" title="class or interface in java.util">compare</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.util">equals</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>Constructor Detail</B></FONT></TH> </TR> </TABLE> <A NAME="Ordering()"><!-- --></A><H3> Ordering</H3> <PRE> protected <B>Ordering</B>()</PRE> <DL> <DD>Constructs a new instance of this class (only invokable by the subclass constructor, typically implicit). <P> </DL> <!-- ============ 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="natural()"><!-- --></A><H3> natural</H3> <PRE> public static <C extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><C> <B>natural</B>()</PRE> <DL> <DD>Returns a serializable ordering that uses the natural order of the values. The ordering throws a <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang"><CODE>NullPointerException</CODE></A> when passed a null parameter. <p>The type specification is <code><C extends Comparable></code>, instead of the technically correct <code><C extends Comparable<? super C>></code>, to support legacy types from before Java 5. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="from(java.util.Comparator)"><!-- --></A><H3> from</H3> <PRE> public static <T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> <B>from</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><T> comparator)</PRE> <DL> <DD>Returns an ordering for a pre-existing <code>comparator</code>. Note that if the comparator is not pre-existing, and you don't require serialization, you can subclass <code>Ordering</code> and implement its <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true#compare(T, T)" title="class or interface in java.util"><CODE>compare</CODE></A> method instead. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>comparator</CODE> - the comparator that defines the order</DL> </DD> </DL> <HR> <A NAME="from(com.google.common.collect.Ordering)"><!-- --></A><H3> from</H3> <PRE> <FONT SIZE="-1"><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</A> </FONT>public static <T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> <B>from</B>(<A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> ordering)</PRE> <DL> <DD><B>Deprecated.</B> <I>no need to use this</I> <P> <DD>Simply returns its argument. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="explicit(java.util.List)"><!-- --></A><H3> explicit</H3> <PRE> public static <T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> <B>explicit</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><T> valuesInOrder)</PRE> <DL> <DD>Returns an ordering that compares objects according to the order in which they appear in the given list. Only objects present in the list (according to <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"><CODE>Object.equals(java.lang.Object)</CODE></A>) may be compared. This comparator imposes a "partial ordering" over the type <code>T</code>. Subsequent changes to the <code>valuesInOrder</code> list will have no effect on the returned comparator. Null values in the list are not supported. <p>The returned comparator throws an <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang"><CODE>ClassCastException</CODE></A> when it receives an input parameter that isn't among the provided values. <p>The generated comparator is serializable if all the provided values are serializable. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>valuesInOrder</CODE> - the values that the returned comparator will be able to compare, in the order the comparator should induce <DT><B>Returns:</B><DD>the comparator described above <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</A></CODE> - if any of the provided values is null <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>valuesInOrder</code> contains any duplicate values (according to <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"><CODE>Object.equals(java.lang.Object)</CODE></A>)</DL> </DD> </DL> <HR> <A NAME="explicit(java.lang.Object,java.lang.Object[])"><!-- --></A><A NAME="explicit(T, T...)"><!-- --></A><H3> explicit</H3> <PRE> public static <T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> <B>explicit</B>(T leastValue, T... remainingValuesInOrder)</PRE> <DL> <DD>Returns an ordering that compares objects according to the order in which they are given to this method. Only objects present in the argument list (according to <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"><CODE>Object.equals(java.lang.Object)</CODE></A>) may be compared. This comparator imposes a "partial ordering" over the type <code>T</code>. Null values in the argument list are not supported. <p>The returned comparator throws a <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang"><CODE>ClassCastException</CODE></A> when it receives an input parameter that isn't among the provided values. <p>The generated comparator is serializable if all the provided values are serializable. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>leastValue</CODE> - the value which the returned comparator should consider the "least" of all values<DD><CODE>remainingValuesInOrder</CODE> - the rest of the values that the returned comparator will be able to compare, in the order the comparator should follow <DT><B>Returns:</B><DD>the comparator described above <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</A></CODE> - if any of the provided values is null <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 any duplicate values (according to <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"><CODE>Object.equals(Object)</CODE></A>) are present among the method arguments</DL> </DD> </DL> <HR> <A NAME="arbitrary()"><!-- --></A><H3> arbitrary</H3> <PRE> public static <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<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>arbitrary</B>()</PRE> <DL> <DD>Returns an arbitrary ordering over all objects, for which <code>compare(a, b) == 0</code> implies <code>a == b</code> (identity equality). There is no meaning whatsoever to the order imposed, but it is constant for the life of the VM. <p>Because the ordering is identity-based, it is not "consistent with <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"><CODE>Object.equals(Object)</CODE></A>" as defined by <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util"><CODE>Comparator</CODE></A>. Use caution when building a <A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedSet.html?is-external=true" title="class or interface in java.util"><CODE>SortedSet</CODE></A> or <A HREF="http://java.sun.com/javase/6/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util"><CODE>SortedMap</CODE></A> from it, as the resulting collection will not behave exactly according to spec. <p>This ordering is not serializable, as its implementation relies on <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/System.html?is-external=true#identityHashCode(java.lang.Object)" title="class or interface in java.lang"><CODE>System.identityHashCode(Object)</CODE></A>, so its behavior cannot be preserved across serialization. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Since:</B></DT> <DD>2010.01.04 <b>tentative</b></DD> </DL> </DD> </DL> <HR> <A NAME="usingToString()"><!-- --></A><H3> usingToString</H3> <PRE> public static <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<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>usingToString</B>()</PRE> <DL> <DD>Returns an ordering that compares objects by the natural ordering of their string representations as returned by <code>toString()</code>. It does not support null values. <p>The comparator is serializable. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="compound(java.lang.Iterable)"><!-- --></A><H3> compound</H3> <PRE> public static <T> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><T> <B>compound</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><? super T>> comparators)</PRE> <DL> <DD>Returns an ordering which tries each given comparator in order until a non-zero result is found, returning that result, and returning zero only if all comparators return zero. The returned ordering is based on the state of the <code>comparators</code> iterable at the time it was provided to this method. <p>The returned ordering is equivalent to that produced using <code>Ordering.from(comp1).compound(comp2).compound(comp3) . . .</code>. <p><b>Warning:</b> Supplying an argument with undefined iteration order, such as a <A HREF="http://java.sun.com/javase/6/docs/api/java/util/HashSet.html?is-external=true" title="class or interface in java.util"><CODE>HashSet</CODE></A>, will produce non-deterministic results. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>comparators</CODE> - the comparators to try in order</DL> </DD> </DL> <HR> <A NAME="compound(java.util.Comparator)"><!-- --></A><H3> compound</H3> <PRE> public <U extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><U> <B>compound</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</A><? super U> secondaryComparator)</PRE> <DL> <DD>Returns an ordering which first uses the ordering <code>this</code>, but which in the event of a "tie", then delegates to <code>secondaryComparator</code>. For example, to sort a bug list first by status and second by priority, you might use <code>byStatus.compound(byPriority)</code>. For a compound ordering with three or more components, simply chain multiple calls to this method. <p>An ordering produced by this method, or a chain of calls to this method, is equivalent to one created using <A HREF="../../../../com/google/common/collect/Ordering.html#compound(java.lang.Iterable)"><CODE>compound(Iterable)</CODE></A> on the same component comparators. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="reverse()"><!-- --></A><H3> reverse</H3> <PRE> public <S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S> <B>reverse</B>()</PRE> <DL> <DD>Returns the reverse of this ordering; the <code>Ordering</code> equivalent to <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collections.html?is-external=true#reverseOrder(java.util.Comparator)" title="class or interface in java.util"><CODE>Collections.reverseOrder(Comparator)</CODE></A>. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="onResultOf(com.google.common.base.Function)"><!-- --></A><H3> onResultOf</H3> <PRE> public <F> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><F> <B>onResultOf</B>(<A HREF="../../../../com/google/common/base/Function.html" title="interface in com.google.common.base">Function</A><F,? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> function)</PRE> <DL> <DD>Returns a new ordering on <code>F</code> which orders elements by first applying a function to them, then comparing those results using <code>this</code>. For example, to compare objects by their string forms, in a case-insensitive manner, use: <pre> <code>Ordering.from(String.CASE_INSENSITIVE_ORDER) .onResultOf(Functions.toStringFunction())</code></pre> <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="lexicographical()"><!-- --></A><H3> lexicographical</H3> <PRE> public <S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><S>> <B>lexicographical</B>()</PRE> <DL> <DD>Returns a new ordering which sorts iterables by comparing corresponding elements pairwise until a nonzero result is found; imposes "dictionary order". If the end of one iterable is reached, but not the other, the shorter iterable is considered to be less than the longer one. For example, a lexicographical natural ordering over integers considers <code>[] < [1] < [1, 1] < [1, 2] < [2]</code>. <p>Note that <code>ordering.lexicographical().reverse()</code> is not equivalent to <code>ordering.reverse().lexicographical()</code> (consider how each would order <code>[1]</code> and <code>[1, 1]</code>). <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Since:</B></DT> <DD>2010.01.04 <b>tentative</b></DD> </DL> </DD> </DL> <HR> <A NAME="nullsFirst()"><!-- --></A><H3> nullsFirst</H3> <PRE> public <S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S> <B>nullsFirst</B>()</PRE> <DL> <DD>Returns an ordering that treats <code>null</code> as less than all other values and uses <code>this</code> to compare non-null values. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="nullsLast()"><!-- --></A><H3> nullsLast</H3> <PRE> public <S extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="../../../../com/google/common/collect/Ordering.html" title="class in com.google.common.collect">Ordering</A><S> <B>nullsLast</B>()</PRE> <DL> <DD>Returns an ordering that treats <code>null</code> as greater than all other values and uses this ordering to compare non-null values. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="binarySearch(java.util.List,java.lang.Object)"><!-- --></A><A NAME="binarySearch(java.util.List, T)"><!-- --></A><H3> binarySearch</H3> <PRE> public int <B>binarySearch</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> sortedList, <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A> key)</PRE> <DL> <DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collections.html?is-external=true#binarySearch(java.util.List, T, java.util.Comparator)" title="class or interface in java.util"><CODE>Searches</CODE></A> <code>sortedList</code> for <code>key</code> using the binary search algorithm. The list must be sorted using this ordering. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>sortedList</CODE> - the list to be searched<DD><CODE>key</CODE> - the key to be searched for</DL> </DD> </DL> <HR> <A NAME="sortedCopy(java.lang.Iterable)"><!-- --></A><H3> sortedCopy</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> <A HREF="http://java.sun.com/javase/6/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</A><E> <B>sortedCopy</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</PRE> <DL> <DD>Returns a copy of the given iterable sorted by this ordering. The input is not modified. The returned list is modifiable, serializable, and has random access. <p>Unlike <A HREF="../../../../com/google/common/collect/Sets.html#newTreeSet(java.lang.Iterable)"><CODE>Sets.newTreeSet(Iterable)</CODE></A>, this method does not collapse elements that compare as zero, and the resulting collection does not maintain its own sort order. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>iterable</CODE> - the elements to be copied and sorted <DT><B>Returns:</B><DD>a new list containing the given elements in sorted order</DL> </DD> </DL> <HR> <A NAME="isOrdered(java.lang.Iterable)"><!-- --></A><H3> isOrdered</H3> <PRE> public boolean <B>isOrdered</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> iterable)</PRE> <DL> <DD>Returns <code>true</code> if each element in <code>iterable</code> after the first is greater than or equal to the element that preceded it, according to this ordering. Note that this is always true when the iterable has fewer than two elements. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="isStrictlyOrdered(java.lang.Iterable)"><!-- --></A><H3> isStrictlyOrdered</H3> <PRE> public boolean <B>isStrictlyOrdered</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><? extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> iterable)</PRE> <DL> <DD>Returns <code>true</code> if each element in <code>iterable</code> after the first is <i>strictly</i> greater than the element that preceded it, according to this ordering. Note that this is always true when the iterable has fewer than two elements. <P> <DD><DL> </DL> </DD> <DD><DL> </DL> </DD> </DL> <HR> <A NAME="max(java.lang.Iterable)"><!-- --></A><H3> max</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>max</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</PRE> <DL> <DD>Returns the largest of the specified values according to this ordering. If there are multiple largest values, the first of those is returned. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>iterable</CODE> - the iterable whose maximum element is to be determined <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/NoSuchElementException.html?is-external=true" title="class or interface in java.util">NoSuchElementException</A></CODE> - if <code>iterable</code> is empty <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</DL> </DD> </DL> <HR> <A NAME="max(java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object[])"><!-- --></A><A NAME="max(E, E, E, E...)"><!-- --></A><H3> max</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>max</B>(E a, E b, E c, E... rest)</PRE> <DL> <DD>Returns the largest of the specified values according to this ordering. If there are multiple largest values, the first of those is returned. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>a</CODE> - value to compare, returned if greater than or equal to the rest.<DD><CODE>b</CODE> - value to compare<DD><CODE>c</CODE> - value to compare<DD><CODE>rest</CODE> - values to compare <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</DL> </DD> </DL> <HR> <A NAME="max(java.lang.Object,java.lang.Object)"><!-- --></A><A NAME="max(E, E)"><!-- --></A><H3> max</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>max</B>(E a, E b)</PRE> <DL> <DD>Returns the larger of the two values according to this ordering. If the values compare as 0, the first is returned. <p><b>Implementation note:</b> this method is invoked by the default implementations of the other <code>max</code> overloads, so overriding it will affect their behavior. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>a</CODE> - value to compare, returned if greater than or equal to b.<DD><CODE>b</CODE> - value to compare. <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</DL> </DD> </DL> <HR> <A NAME="min(java.lang.Iterable)"><!-- --></A><H3> min</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>min</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</A><E> iterable)</PRE> <DL> <DD>Returns the smallest of the specified values according to this ordering. If there are multiple smallest values, the first of those is returned. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>iterable</CODE> - the iterable whose minimum element is to be determined <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/NoSuchElementException.html?is-external=true" title="class or interface in java.util">NoSuchElementException</A></CODE> - if <code>iterable</code> is empty <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</DL> </DD> </DL> <HR> <A NAME="min(java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object[])"><!-- --></A><A NAME="min(E, E, E, E...)"><!-- --></A><H3> min</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>min</B>(E a, E b, E c, E... rest)</PRE> <DL> <DD>Returns the smallest of the specified values according to this ordering. If there are multiple smallest values, the first of those is returned. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>a</CODE> - value to compare, returned if less than or equal to the rest.<DD><CODE>b</CODE> - value to compare<DD><CODE>c</CODE> - value to compare<DD><CODE>rest</CODE> - values to compare <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</DL> </DD> </DL> <HR> <A NAME="min(java.lang.Object,java.lang.Object)"><!-- --></A><A NAME="min(E, E)"><!-- --></A><H3> min</H3> <PRE> public <E extends <A HREF="../../../../com/google/common/collect/Ordering.html" title="type parameter in Ordering">T</A>> E <B>min</B>(E a, E b)</PRE> <DL> <DD>Returns the smaller of the two values according to this ordering. If the values compare as 0, the first is returned. <p><b>Implementation note:</b> this method is invoked by the default implementations of the other <code>min</code> overloads, so overriding it will affect their behavior. <P> <DD><DL> </DL> </DD> <DD><DL> <DT><B>Parameters:</B><DD><CODE>a</CODE> - value to compare, returned if less than or equal to b.<DD><CODE>b</CODE> - value to compare. <DT><B>Throws:</B> <DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/ClassCastException.html?is-external=true" title="class or interface in java.lang">ClassCastException</A></CODE> - if the parameters are not <i>mutually comparable</i> under this ordering.</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> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/Ordering.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR> </TABLE> </TD> <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> </EM> </TD> </TR> <TR> <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../com/google/common/collect/ObjectArrays.html" title="class in com.google.common.collect"><B>PREV CLASS</B></A> <A HREF="../../../../com/google/common/collect/PeekingIterator.html" title="interface 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/Ordering.html" target="_top"><B>FRAMES</B></A> <A HREF="Ordering.html" target="_top"><B>NO FRAMES</B></A> <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: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD> </TR> </TABLE> <A NAME="skip-navbar_bottom"></A> <!-- ======== END OF BOTTOM NAVBAR ======= --> <HR> </BODY> </HTML>