turbinefactoryservice.html

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<DD>Gets an instance of a named class using a specified class loader.

 <p>Class loaders are supported only if the isLoaderSupported
 method returns true. Otherwise the loader parameter is ignored.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html#getInstance(java.lang.String, java.lang.ClassLoader)">getInstance</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html">FactoryService</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class.<DD><CODE>loader</CODE> - the class loader.<DT><B>Returns:</B><DD>the instance.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation fails.</DL>
</DD>
</DL>
<HR>

<A NAME="getInstance(java.lang.String, java.lang.Object[], java.lang.String[])"><!-- --></A><H3>
getInstance</H3>
<PRE>
public java.lang.Object <B>getInstance</B>(java.lang.String&nbsp;className,
                                    java.lang.Object[]&nbsp;params,
                                    java.lang.String[]&nbsp;signature)
                             throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Gets an instance of a named class.
 Parameters for its constructor are given as an array of objects,
 primitive types must be wrapped with a corresponding class.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html#getInstance(java.lang.String, java.lang.Object[], java.lang.String[])">getInstance</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html">FactoryService</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class.<DD><CODE>params</CODE> - an array containing the parameters of the constructor.<DD><CODE>signature</CODE> - an array containing the signature of the constructor.<DT><B>Returns:</B><DD>the instance.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation fails.</DL>
</DD>
</DL>
<HR>

<A NAME="getInstance(java.lang.String, java.lang.ClassLoader, java.lang.Object[], java.lang.String[])"><!-- --></A><H3>
getInstance</H3>
<PRE>
public java.lang.Object <B>getInstance</B>(java.lang.String&nbsp;className,
                                    java.lang.ClassLoader&nbsp;loader,
                                    java.lang.Object[]&nbsp;params,
                                    java.lang.String[]&nbsp;signature)
                             throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Gets an instance of a named class using a specified class loader.
 Parameters for its constructor are given as an array of objects,
 primitive types must be wrapped with a corresponding class.

 <p>Class loaders are supported only if the isLoaderSupported
 method returns true. Otherwise the loader parameter is ignored.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html#getInstance(java.lang.String, java.lang.ClassLoader, java.lang.Object[], java.lang.String[])">getInstance</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html">FactoryService</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class.<DD><CODE>loader</CODE> - the class loader.<DD><CODE>params</CODE> - an array containing the parameters of the constructor.<DD><CODE>signature</CODE> - an array containing the signature of the constructor.<DT><B>Returns:</B><DD>the instance.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation fails.</DL>
</DD>
</DL>
<HR>

<A NAME="isLoaderSupported(java.lang.String)"><!-- --></A><H3>
isLoaderSupported</H3>
<PRE>
public boolean <B>isLoaderSupported</B>(java.lang.String&nbsp;className)
                          throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Tests if specified class loaders are supported for a named class.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html#isLoaderSupported(java.lang.String)">isLoaderSupported</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/turbine/services/factory/FactoryService.html">FactoryService</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class.<DT><B>Returns:</B><DD>true if class loaders are supported, false otherwise.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if test fails.</DL>
</DD>
</DL>
<HR>

<A NAME="getInstance(java.lang.Class)"><!-- --></A><H3>
getInstance</H3>
<PRE>
protected java.lang.Object <B>getInstance</B>(java.lang.Class&nbsp;clazz)
                                throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Gets an instance of a specified class.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>clazz</CODE> - the class.<DT><B>Returns:</B><DD>the instance.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation fails.</DL>
</DD>
</DL>
<HR>

<A NAME="getInstance(java.lang.Class, java.lang.Object[], java.lang.String[])"><!-- --></A><H3>
getInstance</H3>
<PRE>
protected java.lang.Object <B>getInstance</B>(java.lang.Class&nbsp;clazz,
                                       java.lang.Object[]&nbsp;params,
                                       java.lang.String[]&nbsp;signature)
                                throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Gets an instance of a specified class.
 Parameters for its constructor are given as an array of objects,
 primitive types must be wrapped with a corresponding class.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>clazz</CODE> - the class.<DD><CODE>params</CODE> - an array containing the parameters of the constructor.<DD><CODE>signature</CODE> - an array containing the signature of the constructor.<DT><B>Returns:</B><DD>the instance.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation fails.</DL>
</DD>
</DL>
<HR>

<A NAME="getSignature(java.lang.Class, java.lang.Object[], java.lang.String[])"><!-- --></A><H3>
getSignature</H3>
<PRE>
protected java.lang.Class[] <B>getSignature</B>(java.lang.Class&nbsp;clazz,
                                         java.lang.Object[]&nbsp;params,
                                         java.lang.String[]&nbsp;signature)
                                  throws java.lang.ClassNotFoundException</PRE>
<DL>
<DD>Gets the signature classes for parameters of a method of a class.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>clazz</CODE> - the class.<DD><CODE>params</CODE> - an array containing the parameters of the method.<DD><CODE>signature</CODE> - an array containing the signature of the method.<DT><B>Returns:</B><DD>an array of signature classes. Note that in some cases
 objects in the parameter array can be switched to the context
 of a different class loader.<DT><B>Throws:</B><DD><CODE>java.lang.ClassNotFoundException</CODE> - if any of the classes is not found.</DL>
</DD>
</DL>
<HR>

<A NAME="switchObjectContext(java.lang.Object, java.lang.ClassLoader)"><!-- --></A><H3>
switchObjectContext</H3>
<PRE>
protected java.lang.Object <B>switchObjectContext</B>(java.lang.Object&nbsp;object,
                                               java.lang.ClassLoader&nbsp;loader)</PRE>
<DL>
<DD>Switches an object into the context of a different class loader.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - an object to switch.<DD><CODE>loader</CODE> - the loader of the new context.</DL>
</DD>
</DL>
<HR>

<A NAME="loadClass(java.lang.String)"><!-- --></A><H3>
loadClass</H3>
<PRE>
protected java.lang.Class <B>loadClass</B>(java.lang.String&nbsp;className)
                             throws java.lang.ClassNotFoundException</PRE>
<DL>
<DD>Loads the named class using the default class loader.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class to load.<DT><B>Returns:</B><DD>the loaded class.<DT><B>Throws:</B><DD><CODE>java.lang.ClassNotFoundException</CODE> - if the class was not found.</DL>
</DD>
</DL>
<HR>

<A NAME="loadClass(java.lang.String, java.lang.ClassLoader)"><!-- --></A><H3>
loadClass</H3>
<PRE>
protected java.lang.Class <B>loadClass</B>(java.lang.String&nbsp;className,
                                    java.lang.ClassLoader&nbsp;loader)
                             throws java.lang.ClassNotFoundException</PRE>
<DL>
<DD>Loads the named class using a specified class loader.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class to load.<DD><CODE>loader</CODE> - the loader to use.<DT><B>Returns:</B><DD>the loaded class.<DT><B>Throws:</B><DD><CODE>java.lang.ClassNotFoundException</CODE> - if the class was not found.</DL>
</DD>
</DL>
<HR>

<A NAME="getFactory(java.lang.String)"><!-- --></A><H3>
getFactory</H3>
<PRE>
protected <A HREF="../../../../../org/apache/turbine/services/factory/Factory.html">Factory</A> <B>getFactory</B>(java.lang.String&nbsp;className)
                      throws <A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></PRE>
<DL>
<DD>Gets a customized factory for a named class.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>className</CODE> - the name of the class to load.<DT><B>Returns:</B><DD>the factory or null if not specified.<DT><B>Throws:</B><DD><CODE><A HREF="../../../../../org/apache/turbine/util/TurbineException.html">TurbineException</A></CODE> - if instantiation of the factory fails.</DL>
</DD>
</DL>
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