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开源软件openfire的API文件。进行openfire的二次开发所必需的工具。

<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#clear()">clear</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#clone()">clone</A></B>()</CODE>

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<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#contains(java.lang.Object)">contains</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;o)</CODE>

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<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#isEmpty()">isEmpty</A></B>()</CODE>

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<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Iterator.html" title="class or interface in java.util">Iterator</A>&lt;<A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html" title="type parameter in ConcurrentHashSet">E</A>&gt;</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#iterator()">iterator</A></B>()</CODE>

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<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#remove(java.lang.Object)">remove</A></B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;o)</CODE>

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<CODE>&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html#size()">size</A></B>()</CODE>

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<TH ALIGN="left"><B>Methods inherited from class java.util.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractSet.html" title="class or interface in java.util">AbstractSet</A></B></TH>
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<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractSet.html#equals(java.lang.Object)" title="class or interface in java.util">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractSet.html#hashCode()" title="class or interface in java.util">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractSet.html#removeAll(java.util.Collection)" title="class or interface in java.util">removeAll</A></CODE></TD>
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<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TH ALIGN="left"><B>Methods inherited from class java.util.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html" title="class or interface in java.util">AbstractCollection</A></B></TH>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#addAll(java.util.Collection)" title="class or interface in java.util">addAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#containsAll(java.util.Collection)" title="class or interface in java.util">containsAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#retainAll(java.util.Collection)" title="class or interface in java.util">retainAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#toArray()" title="class or interface in java.util">toArray</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#toArray(T[])" title="class or interface in java.util">toArray</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/AbstractCollection.html#toString()" title="class or interface in java.util">toString</A></CODE></TD>
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<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TH>
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&nbsp;<A NAME="methods_inherited_from_class_java.util.Set"><!-- --></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/j2se/1.5.0/docs/api/java/util/Set.html" title="class or interface in java.util">Set</A></B></TH>
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<TD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#addAll(java.util.Collection)" title="class or interface in java.util">addAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#containsAll(java.util.Collection)" title="class or interface in java.util">containsAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#equals(java.lang.Object)" title="class or interface in java.util">equals</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#hashCode()" title="class or interface in java.util">hashCode</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#removeAll(java.util.Collection)" title="class or interface in java.util">removeAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#retainAll(java.util.Collection)" title="class or interface in java.util">retainAll</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#toArray()" title="class or interface in java.util">toArray</A>, <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Set.html#toArray(T[])" title="class or interface in java.util">toArray</A></CODE></TD>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<B>Constructor Detail</B></FONT></TH>
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</TABLE>

<A NAME="ConcurrentHashSet()"><!-- --></A><H3>
ConcurrentHashSet</H3>
<PRE>
public <B>ConcurrentHashSet</B>()</PRE>
<DL>
<DD>Constructs a new, empty set; the backing <tt>ConcurrentHashMap</tt> instance has
 default initial capacity (16) and load factor (0.75).
<P>
</DL>
<HR>

<A NAME="ConcurrentHashSet(java.util.Collection)"><!-- --></A><H3>
ConcurrentHashSet</H3>
<PRE>
public <B>ConcurrentHashSet</B>(<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html" title="class or interface in java.util">Collection</A>&lt;? extends <A HREF="../../../org/jivesoftware/util/ConcurrentHashSet.html" title="type parameter in ConcurrentHashSet">E</A>&gt;&nbsp;c)</PRE>
<DL>
<DD>Constructs a new set containing the elements in the specified
 collection.  The <tt>ConcurrentHashMap</tt> is created with default load factor
 (0.75) and an initial capacity sufficient to contain the elements in
 the specified collection.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - the collection whose elements are to be placed into this set.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang">NullPointerException</A></CODE> - if the specified collection is null.</DL>
</DL>
<HR>

<A NAME="ConcurrentHashSet(int, float)"><!-- --></A><H3>
ConcurrentHashSet</H3>
<PRE>
public <B>ConcurrentHashSet</B>(int&nbsp;initialCapacity,
                         float&nbsp;loadFactor)</PRE>
<DL>
<DD>Constructs a new, empty set; the backing <tt>ConcurrentHashMap</tt> instance has
 the specified initial capacity and the specified load factor.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>initialCapacity</CODE> - the initial capacity of the hash map.<DD><CODE>loadFactor</CODE> - the load factor of the hash map.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - if the initial capacity is less
      than zero, or if the load factor is nonpositive.</DL>
</DL>
<HR>

<A NAME="ConcurrentHashSet(int)"><!-- --></A><H3>
ConcurrentHashSet</H3>
<PRE>
public <B>ConcurrentHashSet</B>(int&nbsp;initialCapacity)</PRE>
<DL>
<DD>Constructs a new, empty set; the backing <tt>HashMap</tt> instance has
 the specified initial capacity and default load factor, which is
 <tt>0.75</tt>.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>initialCapacity</CODE> - the initial capacity of the hash table.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang">IllegalArgumentException</A></CODE> - if the initial capacity is less
             than zero.</DL>
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<!-- ============ METHOD DETAIL ========== -->

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<B>Method Detail</B></FONT></TH>
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<A NAME="iterator()"><!-- --></A><H3>