1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<!--NewPage--> 3<HTML> 4<HEAD> 5<!-- Generated by javadoc (build 1.6.0-google-internal) on Mon Jan 04 20:47:57 PST 2010 --> 6<TITLE> 7ForwardingConcurrentMap (Guava Libraries 2010.01.04) 8</TITLE> 9 10<META NAME="date" CONTENT="2010-01-04"> 11 12<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"> 13 14<SCRIPT type="text/javascript"> 15function windowTitle() 16{ 17 if (location.href.indexOf('is-external=true') == -1) { 18 parent.document.title="ForwardingConcurrentMap (Guava Libraries 2010.01.04)"; 19 } 20} 21</SCRIPT> 22<NOSCRIPT> 23</NOSCRIPT> 24 25</HEAD> 26 27<BODY BGCOLOR="white" onload="windowTitle();"> 28<HR> 29 30 31<!-- ========= START OF TOP NAVBAR ======= --> 32<A NAME="navbar_top"><!-- --></A> 33<A HREF="#skip-navbar_top" title="Skip navigation links"></A> 34<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 35<TR> 36<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 37<A NAME="navbar_top_firstrow"><!-- --></A> 38<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 39 <TR ALIGN="center" VALIGN="top"> 40 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 41 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 42 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 43 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/ForwardingConcurrentMap.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> 44 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> 45 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> 46 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> 47 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> 48 </TR> 49</TABLE> 50</TD> 51<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> 52</EM> 53</TD> 54</TR> 55 56<TR> 57<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 58 <A HREF="../../../../com/google/common/collect/ForwardingCollection.html" title="class in com.google.common.collect"><B>PREV CLASS</B></A> 59 <A HREF="../../../../com/google/common/collect/ForwardingIterator.html" title="class in com.google.common.collect"><B>NEXT CLASS</B></A></FONT></TD> 60<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 61 <A HREF="../../../../index.html?com/google/common/collect/ForwardingConcurrentMap.html" target="_top"><B>FRAMES</B></A> 62 <A HREF="ForwardingConcurrentMap.html" target="_top"><B>NO FRAMES</B></A> 63 <SCRIPT type="text/javascript"> 64 <!-- 65 if(window==top) { 66 document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); 67 } 68 //--> 69</SCRIPT> 70<NOSCRIPT> 71 <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A> 72</NOSCRIPT> 73 74 75</FONT></TD> 76</TR> 77<TR> 78<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 79 SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> 80<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 81DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD> 82</TR> 83</TABLE> 84<A NAME="skip-navbar_top"></A> 85<!-- ========= END OF TOP NAVBAR ========= --> 86 87<HR> 88<!-- ======== START OF CLASS DATA ======== --> 89<H2> 90<FONT SIZE="-1"> 91com.google.common.collect</FONT> 92<BR> 93Class ForwardingConcurrentMap<K,V></H2> 94<PRE> 95<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> 96 <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../com/google/common/collect/ForwardingObject.html" title="class in com.google.common.collect">com.google.common.collect.ForwardingObject</A> 97 <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../com/google/common/collect/ForwardingMap.html" title="class in com.google.common.collect">com.google.common.collect.ForwardingMap</A><K,V> 98 <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>com.google.common.collect.ForwardingConcurrentMap<K,V></B> 99</PRE> 100<DL> 101<DT><B>All Implemented Interfaces:</B> <DD><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><K,V>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A><K,V></DD> 102</DL> 103<HR> 104<DL> 105<DT><PRE>public abstract class <B>ForwardingConcurrentMap<K,V></B><DT>extends <A HREF="../../../../com/google/common/collect/ForwardingMap.html" title="class in com.google.common.collect">ForwardingMap</A><K,V><DT>implements <A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><K,V></DL> 106</PRE> 107 108<P> 109A concurrent map which forwards all its method calls to another concurrent 110 map. Subclasses should override one or more methods to modify the behavior of 111 the backing map as desired per the <a 112 href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>. 113<P> 114 115<P> 116<DL> 117<DT><B>Since:</B></DT> 118 <DD>2010.01.04 <b>stable</b> (imported from Google Collections Library)</DD> 119<DT><B>Author:</B></DT> 120 <DD>Charles Fry</DD> 121<DT><B>See Also:</B><DD><A HREF="../../../../com/google/common/collect/ForwardingObject.html" title="class in com.google.common.collect"><CODE>ForwardingObject</CODE></A></DL> 122<HR> 123 124<P> 125<!-- ======== NESTED CLASS SUMMARY ======== --> 126 127<A NAME="nested_class_summary"><!-- --></A> 128<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 129<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 130<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 131<B>Nested Class Summary</B></FONT></TH> 132</TR> 133</TABLE> 134 <A NAME="nested_classes_inherited_from_class_java.util.Map"><!-- --></A> 135<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 136<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 137<TH ALIGN="left"><B>Nested classes/interfaces inherited from interface java.util.<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A></B></TH> 138</TR> 139<TR BGCOLOR="white" CLASS="TableRowColor"> 140<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</A><<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">K</A>,<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">V</A>></CODE></TD> 141</TR> 142</TABLE> 143 144 145<!-- ======== CONSTRUCTOR SUMMARY ======== --> 146 147<A NAME="constructor_summary"><!-- --></A> 148<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 149<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 150<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 151<B>Constructor Summary</B></FONT></TH> 152</TR> 153<TR BGCOLOR="white" CLASS="TableRowColor"> 154<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#ForwardingConcurrentMap()">ForwardingConcurrentMap</A></B>()</CODE> 155 156<BR> 157 </TD> 158</TR> 159</TABLE> 160 161<!-- ========== METHOD SUMMARY =========== --> 162 163<A NAME="method_summary"><!-- --></A> 164<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 165<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 166<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> 167<B>Method Summary</B></FONT></TH> 168</TR> 169<TR BGCOLOR="white" CLASS="TableRowColor"> 170<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 171<CODE>protected abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></FONT></TD> 172<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#delegate()">delegate</A></B>()</CODE> 173 174<BR> 175 Returns the backing delegate instance that methods are forwarded to.</TD> 176</TR> 177<TR BGCOLOR="white" CLASS="TableRowColor"> 178<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 179<CODE> <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A></CODE></FONT></TD> 180<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#putIfAbsent(K, V)">putIfAbsent</A></B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 181 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> value)</CODE> 182 183<BR> 184 </TD> 185</TR> 186<TR BGCOLOR="white" CLASS="TableRowColor"> 187<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 188<CODE> boolean</CODE></FONT></TD> 189<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#remove(java.lang.Object, java.lang.Object)">remove</A></B>(<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> key, 190 <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> value)</CODE> 191 192<BR> 193 </TD> 194</TR> 195<TR BGCOLOR="white" CLASS="TableRowColor"> 196<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 197<CODE> <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A></CODE></FONT></TD> 198<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#replace(K, V)">replace</A></B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 199 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> value)</CODE> 200 201<BR> 202 </TD> 203</TR> 204<TR BGCOLOR="white" CLASS="TableRowColor"> 205<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> 206<CODE> boolean</CODE></FONT></TD> 207<TD><CODE><B><A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html#replace(K, V, V)">replace</A></B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 208 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> oldValue, 209 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> newValue)</CODE> 210 211<BR> 212 </TD> 213</TR> 214</TABLE> 215 <A NAME="methods_inherited_from_class_com.google.common.collect.ForwardingMap"><!-- --></A> 216<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 217<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 218<TH ALIGN="left"><B>Methods inherited from class com.google.common.collect.<A HREF="../../../../com/google/common/collect/ForwardingMap.html" title="class in com.google.common.collect">ForwardingMap</A></B></TH> 219</TR> 220<TR BGCOLOR="white" CLASS="TableRowColor"> 221<TD><CODE><A HREF="../../../../com/google/common/collect/ForwardingMap.html#clear()">clear</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#containsKey(java.lang.Object)">containsKey</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#containsValue(java.lang.Object)">containsValue</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#entrySet()">entrySet</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#get(java.lang.Object)">get</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#hashCode()">hashCode</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#isEmpty()">isEmpty</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#keySet()">keySet</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#put(K, V)">put</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#putAll(java.util.Map)">putAll</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#remove(java.lang.Object)">remove</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#size()">size</A>, <A HREF="../../../../com/google/common/collect/ForwardingMap.html#values()">values</A></CODE></TD> 222</TR> 223</TABLE> 224 <A NAME="methods_inherited_from_class_com.google.common.collect.ForwardingObject"><!-- --></A> 225<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 226<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 227<TH ALIGN="left"><B>Methods inherited from class com.google.common.collect.<A HREF="../../../../com/google/common/collect/ForwardingObject.html" title="class in com.google.common.collect">ForwardingObject</A></B></TH> 228</TR> 229<TR BGCOLOR="white" CLASS="TableRowColor"> 230<TD><CODE><A HREF="../../../../com/google/common/collect/ForwardingObject.html#toString()">toString</A></CODE></TD> 231</TR> 232</TABLE> 233 <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> 234<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 235<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 236<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> 237</TR> 238<TR BGCOLOR="white" CLASS="TableRowColor"> 239<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#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#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#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> 240</TR> 241</TABLE> 242 <A NAME="methods_inherited_from_class_java.util.Map"><!-- --></A> 243<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 244<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> 245<TH ALIGN="left"><B>Methods inherited from interface java.util.<A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</A></B></TH> 246</TR> 247<TR BGCOLOR="white" CLASS="TableRowColor"> 248<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#clear()" title="class or interface in java.util">clear</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#containsKey(java.lang.Object)" title="class or interface in java.util">containsKey</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#containsValue(java.lang.Object)" title="class or interface in java.util">containsValue</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#entrySet()" title="class or interface in java.util">entrySet</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.util">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#get(java.lang.Object)" title="class or interface in java.util">get</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#hashCode()" title="class or interface in java.util">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#isEmpty()" title="class or interface in java.util">isEmpty</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#keySet()" title="class or interface in java.util">keySet</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#put(K, V)" title="class or interface in java.util">put</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#putAll(java.util.Map)" title="class or interface in java.util">putAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#remove(java.lang.Object)" title="class or interface in java.util">remove</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#size()" title="class or interface in java.util">size</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/util/Map.html?is-external=true#values()" title="class or interface in java.util">values</A></CODE></TD> 249</TR> 250</TABLE> 251 252<P> 253 254<!-- ========= CONSTRUCTOR DETAIL ======== --> 255 256<A NAME="constructor_detail"><!-- --></A> 257<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 258<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 259<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> 260<B>Constructor Detail</B></FONT></TH> 261</TR> 262</TABLE> 263 264<A NAME="ForwardingConcurrentMap()"><!-- --></A><H3> 265ForwardingConcurrentMap</H3> 266<PRE> 267public <B>ForwardingConcurrentMap</B>()</PRE> 268<DL> 269</DL> 270 271<!-- ============ METHOD DETAIL ========== --> 272 273<A NAME="method_detail"><!-- --></A> 274<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> 275<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> 276<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> 277<B>Method Detail</B></FONT></TH> 278</TR> 279</TABLE> 280 281<A NAME="delegate()"><!-- --></A><H3> 282delegate</H3> 283<PRE> 284protected abstract <A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>> <B>delegate</B>()</PRE> 285<DL> 286<DD><B>Description copied from class: <CODE><A HREF="../../../../com/google/common/collect/ForwardingObject.html#delegate()">ForwardingObject</A></CODE></B></DD> 287<DD>Returns the backing delegate instance that methods are forwarded to. 288 Abstract subclasses generally override this method with an abstract method 289 that has a more specific return type, such as <A HREF="../../../../com/google/common/collect/ForwardingSet.html#delegate()"><CODE>ForwardingSet.delegate()</CODE></A>. Concrete subclasses override this method to supply 290 the instance being decorated. 291<P> 292<DD><DL> 293<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../com/google/common/collect/ForwardingMap.html#delegate()">delegate</A></CODE> in class <CODE><A HREF="../../../../com/google/common/collect/ForwardingMap.html" title="class in com.google.common.collect">ForwardingMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></DL> 294</DD> 295<DD><DL> 296</DL> 297</DD> 298</DL> 299<HR> 300 301<A NAME="putIfAbsent(java.lang.Object,java.lang.Object)"><!-- --></A><A NAME="putIfAbsent(K, V)"><!-- --></A><H3> 302putIfAbsent</H3> 303<PRE> 304public <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> <B>putIfAbsent</B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 305 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> value)</PRE> 306<DL> 307<DD><DL> 308<DT><B>Specified by:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true#putIfAbsent(K, V)" title="class or interface in java.util.concurrent">putIfAbsent</A></CODE> in interface <CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></DL> 309</DD> 310<DD><DL> 311</DL> 312</DD> 313</DL> 314<HR> 315 316<A NAME="remove(java.lang.Object, java.lang.Object)"><!-- --></A><H3> 317remove</H3> 318<PRE> 319public boolean <B>remove</B>(<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> key, 320 <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> value)</PRE> 321<DL> 322<DD><DL> 323<DT><B>Specified by:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true#remove(java.lang.Object, java.lang.Object)" title="class or interface in java.util.concurrent">remove</A></CODE> in interface <CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></DL> 324</DD> 325<DD><DL> 326</DL> 327</DD> 328</DL> 329<HR> 330 331<A NAME="replace(java.lang.Object,java.lang.Object)"><!-- --></A><A NAME="replace(K, V)"><!-- --></A><H3> 332replace</H3> 333<PRE> 334public <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> <B>replace</B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 335 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> value)</PRE> 336<DL> 337<DD><DL> 338<DT><B>Specified by:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true#replace(K, V)" title="class or interface in java.util.concurrent">replace</A></CODE> in interface <CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></DL> 339</DD> 340<DD><DL> 341</DL> 342</DD> 343</DL> 344<HR> 345 346<A NAME="replace(java.lang.Object,java.lang.Object,java.lang.Object)"><!-- --></A><A NAME="replace(K, V, V)"><!-- --></A><H3> 347replace</H3> 348<PRE> 349public boolean <B>replace</B>(<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A> key, 350 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> oldValue, 351 <A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A> newValue)</PRE> 352<DL> 353<DD><DL> 354<DT><B>Specified by:</B><DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true#replace(K, V, V)" title="class or interface in java.util.concurrent">replace</A></CODE> in interface <CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/util/concurrent/ConcurrentMap.html?is-external=true" title="class or interface in java.util.concurrent">ConcurrentMap</A><<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">K</A>,<A HREF="../../../../com/google/common/collect/ForwardingConcurrentMap.html" title="type parameter in ForwardingConcurrentMap">V</A>></CODE></DL> 355</DD> 356<DD><DL> 357</DL> 358</DD> 359</DL> 360<!-- ========= END OF CLASS DATA ========= --> 361<HR> 362 363 364<!-- ======= START OF BOTTOM NAVBAR ====== --> 365<A NAME="navbar_bottom"><!-- --></A> 366<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> 367<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 368<TR> 369<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 370<A NAME="navbar_bottom_firstrow"><!-- --></A> 371<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 372 <TR ALIGN="center" VALIGN="top"> 373 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 374 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT 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