jdbccategorydataset.html

jfreechart1。0。2的api。

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<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
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<TD><CODE>finalize, getClass, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_org.jfree.data.general.Dataset"><!-- --></A>
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<TH ALIGN="left"><B>Methods inherited from interface org.jfree.data.general.<A HREF="../../../../org/jfree/data/general/Dataset.html" title="interface in org.jfree.data.general">Dataset</A></B></TH>
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<TD><CODE><A HREF="../../../../org/jfree/data/general/Dataset.html#addChangeListener(org.jfree.data.general.DatasetChangeListener)">addChangeListener</A>, <A HREF="../../../../org/jfree/data/general/Dataset.html#getGroup()">getGroup</A>, <A HREF="../../../../org/jfree/data/general/Dataset.html#removeChangeListener(org.jfree.data.general.DatasetChangeListener)">removeChangeListener</A>, <A HREF="../../../../org/jfree/data/general/Dataset.html#setGroup(org.jfree.data.general.DatasetGroup)">setGroup</A></CODE></TD>
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<A NAME="JDBCCategoryDataset(java.lang.String, java.lang.String, java.lang.String, java.lang.String)"><!-- --></A><H3>
JDBCCategoryDataset</H3>
<PRE>
public <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.118"><B>JDBCCategoryDataset</B></A>(java.lang.String&nbsp;url,
                           java.lang.String&nbsp;driverName,
                           java.lang.String&nbsp;user,
                           java.lang.String&nbsp;passwd)
                    throws java.lang.ClassNotFoundException,
                           java.sql.SQLException</PRE>
<DL>
<DD>Creates a new dataset with a database connection.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>url</CODE> - the URL of the database connection.<DD><CODE>driverName</CODE> - the database driver class name.<DD><CODE>user</CODE> - the database user.<DD><CODE>passwd</CODE> - the database user's password.
<DT><B>Throws:</B>
<DD><CODE>java.lang.ClassNotFoundException</CODE> - if the driver cannot be found.
<DD><CODE>java.sql.SQLException</CODE> - if there is an error obtaining a connection to the 
                      database.</DL>
</DL>
<HR>

<A NAME="JDBCCategoryDataset(java.sql.Connection)"><!-- --></A><H3>
JDBCCategoryDataset</H3>
<PRE>
public <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.133"><B>JDBCCategoryDataset</B></A>(java.sql.Connection&nbsp;connection)</PRE>
<DL>
<DD>Create a new dataset with the given database connection.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>connection</CODE> - the database connection.</DL>
</DL>
<HR>

<A NAME="JDBCCategoryDataset(java.sql.Connection, java.lang.String)"><!-- --></A><H3>
JDBCCategoryDataset</H3>
<PRE>
public <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.149"><B>JDBCCategoryDataset</B></A>(java.sql.Connection&nbsp;connection,
                           java.lang.String&nbsp;query)
                    throws java.sql.SQLException</PRE>
<DL>
<DD>Creates a new dataset with the given database connection, and executes 
 the supplied query to populate the dataset.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>connection</CODE> - the connection.<DD><CODE>query</CODE> - the query.
<DT><B>Throws:</B>
<DD><CODE>java.sql.SQLException</CODE> - if there is a problem executing the query.</DL>
</DL>

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<A NAME="getTranspose()"><!-- --></A><H3>
getTranspose</H3>
<PRE>
public boolean <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.161"><B>getTranspose</B></A>()</PRE>
<DL>
<DD>Returns a flag that controls whether or not the table values are 
 transposed when added to the dataset.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>A boolean.</DL>
</DD>
</DL>
<HR>

<A NAME="setTranspose(boolean)"><!-- --></A><H3>
setTranspose</H3>
<PRE>
public void <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.171"><B>setTranspose</B></A>(boolean&nbsp;transpose)</PRE>
<DL>
<DD>Sets a flag that controls whether or not the table values are transposed
 when added to the dataset.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>transpose</CODE> - the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="executeQuery(java.lang.String)"><!-- --></A><H3>
executeQuery</H3>
<PRE>
public void <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.187"><B>executeQuery</B></A>(java.lang.String&nbsp;query)
                  throws java.sql.SQLException</PRE>
<DL>
<DD>Populates the dataset by executing the supplied query against the 
 existing database connection.  If no connection exists then no action 
 is taken.
 <p>
 The results from the query are extracted and cached locally, thus 
 applying an upper limit on how many rows can be retrieved successfully.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>query</CODE> - the query.
<DT><B>Throws:</B>
<DD><CODE>java.sql.SQLException</CODE> - if there is a problem executing the query.</DL>
</DD>
</DL>
<HR>

<A NAME="executeQuery(java.sql.Connection, java.lang.String)"><!-- --></A><H3>
executeQuery</H3>
<PRE>
public void <A HREF="../../../../src-html/org/jfree/data/jdbc/JDBCCategoryDataset.html#line.204"><B>executeQuery</B></A>(java.sql.Connection&nbsp;con,
                         java.lang.String&nbsp;query)
                  throws java.sql.SQLException</PRE>
<DL>
<DD>Populates the dataset by executing the supplied query against the 
 existing database connection.  If no connection exists then no action 
 is taken.
 <p>
 The results from the query are extracted and cached locally, thus 
 applying an upper limit on how many rows can be retrieved successfully.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>con</CODE> - the connection.<DD><CODE>query</CODE> - the query.
<DT><B>Throws:</B>
<DD><CODE>java.sql.SQLException</CODE> - if there is a problem executing the query.</DL>
</DD>
</DL>
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