charset.html

学习JAVA的很好的JAVA包和文档包

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<A NAME="s"><!-- --></A><H3>
s</H3>
<PRE>
protected <A HREF="../structure/BitSet.html">BitSet</A> <B>s</B></PRE>
<DL>
</DL>

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<A NAME="CharSet()"><!-- --></A><H3>
CharSet</H3>
<PRE>
public <B>CharSet</B>()</PRE>
<DL>
<DD>Constructs an empty charset.</DL>

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<A NAME="add(char)"><!-- --></A><H3>
add</H3>
<PRE>
public void <B>add</B>(char&nbsp;c)</PRE>
<DL>
<DD>Adds character c to set if not already there.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - The character to be added to set.<DT><B>Postcondition:</B><DD>adds c to set</DL>
</DD>
</DL>
<HR>

<A NAME="remove(char)"><!-- --></A><H3>
remove</H3>
<PRE>
public void <B>remove</B>(char&nbsp;c)</PRE>
<DL>
<DD>Removes a character from set.  Does nothing if char not in set.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - The character to be removed.<DT><B>Postcondition:</B><DD>removes c from set, if present</DL>
</DD>
</DL>
<HR>

<A NAME="contains(char)"><!-- --></A><H3>
contains</H3>
<PRE>
public boolean <B>contains</B>(char&nbsp;c)</PRE>
<DL>
<DD>Detects whether c is a member of this set.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>c</CODE> - The char sought.<DT><B>Postcondition:</B><DD>returns true iff c in set<DT><B>Returns:</B><DD>True iff c is a member of this set.</DL>
</DD>
</DL>
<HR>

<A NAME="clear()"><!-- --></A><H3>
clear</H3>
<PRE>
public void <B>clear</B>()</PRE>
<DL>
<DD>Removes the characters of the set.<DD><DL>
<DT><B>Postcondition:</B><DD>removes all characters from set</DL>
</DD>
</DL>
<HR>

<A NAME="clone()"><!-- --></A><H3>
clone</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A> <B>clone</B>()</PRE>
<DL>
<DD>Construct a duplicate of the character set.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html#clone()">clone</A></CODE> in class <CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Postcondition:</B><DD>constructs a copy of this set<DT><B>Returns:</B><DD>Returns a duplicate of this character set.</DL>
</DD>
</DL>
<HR>

<A NAME="union(structure.CharSet)"><!-- --></A><H3>
union</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A> <B>union</B>(<A HREF="../structure/CharSet.html">CharSet</A>&nbsp;other)</PRE>
<DL>
<DD>Constructs a charset that is the union of this and other.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>other</CODE> - The other character set.<DT><B>Precondition:</B><DD>other is not null<DT><B>Postcondition:</B><DD>returns new set with characters from this or other<DT><B>Returns:</B><DD>The result of the union --- contains c if in either set.</DL>
</DD>
</DL>
<HR>

<A NAME="intersection(structure.CharSet)"><!-- --></A><H3>
intersection</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A> <B>intersection</B>(<A HREF="../structure/CharSet.html">CharSet</A>&nbsp;other)</PRE>
<DL>
<DD>Computes the intersection of this charset and other.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>other</CODE> - The other character set.<DT><B>Precondition:</B><DD>other is not null<DT><B>Postcondition:</B><DD>returns new set with characters from this and other<DT><B>Returns:</B><DD>The intersection of this and other --- char in result if in both.</DL>
</DD>
</DL>
<HR>

<A NAME="difference(structure.CharSet)"><!-- --></A><H3>
difference</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A> <B>difference</B>(<A HREF="../structure/CharSet.html">CharSet</A>&nbsp;other)</PRE>
<DL>
<DD>Computes the difference between this and other charset.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>other</CODE> - The other character set.<DT><B>Precondition:</B><DD>other is not null<DT><B>Postcondition:</B><DD>returns new set with characters from this but not other<DT><B>Returns:</B><DD>the result of difference --- chars in this but not other.</DL>
</DD>
</DL>
<HR>

<A NAME="subset(structure.CharSet)"><!-- --></A><H3>
subset</H3>
<PRE>
public boolean <B>subset</B>(<A HREF="../structure/CharSet.html">CharSet</A>&nbsp;other)</PRE>
<DL>
<DD>Detects if this set within the other.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>other</CODE> - The potential superset.<DT><B>Precondition:</B><DD>other is not null<DT><B>Postcondition:</B><DD>returns true if this is a subset of other</DL>
</DD>
</DL>
<HR>

<A NAME="isEmpty()"><!-- --></A><H3>
isEmpty</H3>
<PRE>
public boolean <B>isEmpty</B>()</PRE>
<DL>
<DD>Detect an empty charset.<DD><DL>
<DT><B>Postcondition:</B><DD>returns true iff set is empty<DT><B>Returns:</B><DD>True if this charset is empty.</DL>
</DD>
</DL>
<HR>

<A NAME="equals(java.lang.Object)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A>&nbsp;other)</PRE>
<DL>
<DD>Detect if two sets are equal.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html#equals(java.lang.Object)">equals</A></CODE> in class <CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>other</CODE> - The other set.<DT><B>Precondition:</B><DD>other is not null<DT><B>Postcondition:</B><DD>returns true if this contains same values as other<DT><B>Returns:</B><DD>True if this set and other set are identical.</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/String.html">String</A> <B>toString</B>()</PRE>
<DL>
<DD>Compute String representation of charset.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html#toString()">toString</A></CODE> in class <CODE><A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Postcondition:</B><DD>returns string representation of set<DT><B>Returns:</B><DD>String representing this charset.</DL>
</DD>
</DL>
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