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Predicates (Guava Libraries 2010.01.04)
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com.google.common.base</FONT>
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Class Predicates</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.base.Predicates</B>
</PRE>
<HR>
<DL>
<DT><PRE>public final class <B>Predicates</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>
Contains static factory methods for creating <code>Predicate</code> instances.
<p>All methods returns serializable predicates as long as they're given
serializable parameters.
<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</DD>
</DL>
<HR>
<P>
<!-- ========== METHOD SUMMARY =========== -->
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<B>Method Summary</B></FONT></TH>
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<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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#alwaysFalse()">alwaysFalse</A></B>()</CODE>
<BR>
Returns a predicate that always evaluates to <code>false</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#alwaysTrue()">alwaysTrue</A></B>()</CODE>
<BR>
Returns a predicate that always evaluates to <code>true</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#and(java.lang.Iterable)">and</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>> components)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if each of its
components evaluates to <code>true</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#and(com.google.common.base.Predicate...)">and</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>... components)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if each of its
components evaluates to <code>true</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#and(com.google.common.base.Predicate, com.google.common.base.Predicate)">and</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> first,
<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> second)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if both of its
components evaluate to <code>true</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><A,B> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><A></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#compose(com.google.common.base.Predicate, com.google.common.base.Function)">compose</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><B> predicate,
<A HREF="../../../../com/google/common/base/Function.html" title="interface in com.google.common.base">Function</A><A,? extends B> function)</CODE>
<BR>
Returns the composition of a function and a predicate.</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#equalTo(T)">equalTo</A></B>(T target)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the object being
tested <code>equals()</code> the given target or both are null.</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#in(java.util.Collection)">in</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><? extends T> target)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is a member of the given collection.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</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/base/Predicates.html#instanceOf(java.lang.Class)">instanceOf</A></B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><?> clazz)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the object being
tested is an instance of the given class.</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#isNull()">isNull</A></B>()</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is null.</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#not(com.google.common.base.Predicate)">not</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> predicate)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the given predicate
evaluates to <code>false</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#notNull()">notNull</A></B>()</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is not null.</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#or(java.lang.Iterable)">or</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>> components)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if any one of its
components evaluates to <code>true</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#or(com.google.common.base.Predicate...)">or</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>... components)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if any one of its
components evaluates to <code>true</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T></CODE></FONT></TD>
</TR>
</TABLE>
</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../com/google/common/base/Predicates.html#or(com.google.common.base.Predicate, com.google.common.base.Predicate)">or</A></B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> first,
<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> second)</CODE>
<BR>
Returns a predicate that evaluates to <code>true</code> if either of its
components evaluates to <code>true</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>
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<A NAME="alwaysTrue()"><!-- --></A><H3>
alwaysTrue</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>alwaysTrue</B>()</PRE>
<DL>
<DD>Returns a predicate that always evaluates to <code>true</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="alwaysFalse()"><!-- --></A><H3>
alwaysFalse</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>alwaysFalse</B>()</PRE>
<DL>
<DD>Returns a predicate that always evaluates to <code>false</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="isNull()"><!-- --></A><H3>
isNull</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>isNull</B>()</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is null.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="notNull()"><!-- --></A><H3>
notNull</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>notNull</B>()</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is not null.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="not(com.google.common.base.Predicate)"><!-- --></A><H3>
not</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>not</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> predicate)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the given predicate
evaluates to <code>false</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="and(java.lang.Iterable)"><!-- --></A><H3>
and</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>and</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>> components)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if each of its
components evaluates to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as a false
predicate is found. It defensively copies the iterable passed in, so future
changes to it won't alter the behavior of this predicate. If <code>components</code> is empty, the returned predicate will always evaluate to <code>true</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="and(com.google.common.base.Predicate...)"><!-- --></A><H3>
and</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>and</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>... components)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if each of its
components evaluates to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as a false
predicate is found. It defensively copies the array passed in, so future
changes to it won't alter the behavior of this predicate. If <code>components</code> is empty, the returned predicate will always evaluate to <code>true</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="and(com.google.common.base.Predicate, com.google.common.base.Predicate)"><!-- --></A><H3>
and</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>and</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> first,
<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> second)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if both of its
components evaluate to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as a false
predicate is found.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="or(java.lang.Iterable)"><!-- --></A><H3>
or</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>or</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/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>> components)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if any one of its
components evaluates to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as as soon as a
true predicate is found. It defensively copies the iterable passed in, so
future changes to it won't alter the behavior of this predicate. If <code>components</code> is empty, the returned predicate will always evaluate to <code>false</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="or(com.google.common.base.Predicate...)"><!-- --></A><H3>
or</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>or</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T>... components)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if any one of its
components evaluates to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as as soon as a
true predicate is found. It defensively copies the array passed in, so
future changes to it won't alter the behavior of this predicate. If <code>components</code> is empty, the returned predicate will always evaluate to <code>false</code>.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="or(com.google.common.base.Predicate, com.google.common.base.Predicate)"><!-- --></A><H3>
or</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>or</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> first,
<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><? super T> second)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if either of its
components evaluates to <code>true</code>. The components are evaluated in
order, and evaluation will be "short-circuited" as soon as as soon as a
true predicate is found.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="equalTo(java.lang.Object)"><!-- --></A><A NAME="equalTo(T)"><!-- --></A><H3>
equalTo</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>equalTo</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>
T target)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the object being
tested <code>equals()</code> the given target or both are null.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="instanceOf(java.lang.Class)"><!-- --></A><H3>
instanceOf</H3>
<PRE>
public static <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</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>instanceOf</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</A><?> clazz)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the object being
tested is an instance of the given class. If the object being tested
is <code>null</code> this predicate evaluates to <code>false</code>.
<p>If you want to filter an <code>Iterable</code> to narrow its type, consider
using <A HREF="../../../../com/google/common/collect/Iterables.html#filter(java.lang.Iterable, java.lang.Class)"><CODE>Iterables.filter(Iterable, Class)</CODE></A>
in preference.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="in(java.util.Collection)"><!-- --></A><H3>
in</H3>
<PRE>
public static <T> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><T> <B>in</B>(<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</A><? extends T> target)</PRE>
<DL>
<DD>Returns a predicate that evaluates to <code>true</code> if the object reference
being tested is a member of the given collection. It does not defensively
copy the collection passed in, so future changes to it will alter the
behavior of the predicate.
This method can technically accept any Collection<?>, but using a typed
collection helps prevent bugs. This approach doesn't block any potential
users since it is always possible to use <code>Predicates.<Object>in()</code>.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>target</CODE> - the collection that may contain the function input</DL>
</DD>
</DL>
<HR>
<A NAME="compose(com.google.common.base.Predicate, com.google.common.base.Function)"><!-- --></A><H3>
compose</H3>
<PRE>
public static <A,B> <A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><A> <B>compose</B>(<A HREF="../../../../com/google/common/base/Predicate.html" title="interface in com.google.common.base">Predicate</A><B> predicate,
<A HREF="../../../../com/google/common/base/Function.html" title="interface in com.google.common.base">Function</A><A,? extends B> function)</PRE>
<DL>
<DD>Returns the composition of a function and a predicate. For every <code>x</code>,
the generated predicate returns <code>predicate(function(x))</code>.
<P>
<DD><DL>
<DT><B>Returns:</B><DD>the composition of the provided function and predicate</DL>
</DD>
</DL>
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