dynaactionform.html

struts api,学习使用struts必备的文档

<PRE>
public java.lang.Object <B>get</B>(java.lang.String&nbsp;name,
                            java.lang.String&nbsp;key)</PRE>
<DL>
<DD><p>Return the value of a mapped property with the specified name,
 or <code>null</code> if there is no value for the specified key.
 </p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>get</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be retrieved<DD><CODE>key</CODE> - Key of the value to be retrieved<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>java.lang.IllegalArgumentException</CODE> - if the specified property
  exists, but is not mapped</DL>
</DD>
</DL>
<HR>

<A NAME="getString(java.lang.String)"><!-- --></A><H3>
getString</H3>
<PRE>
public java.lang.String <B>getString</B>(java.lang.String&nbsp;name)</PRE>
<DL>
<DD><p>Return the value of a <code>String</code> property with the specified
 name. This is equivalent to calling
 <code>(String) dynaForm.get(name)</code>.</p><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be retrieved<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>NullPointerException</CODE> - if the type specified for the
  property is invalid<DD><CODE>ClassCastException</CODE> - if the property is not a String.<DT><B>Since: </B><DD>Struts 1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getStrings(java.lang.String)"><!-- --></A><H3>
getStrings</H3>
<PRE>
public java.lang.String[] <B>getStrings</B>(java.lang.String&nbsp;name)</PRE>
<DL>
<DD><p>Return the value of a <code>String[]</code> property with the
 specified name. This is equivalent to calling
 <code>(String[]) dynaForm.get(name)</code>.</p><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be retrieved<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>NullPointerException</CODE> - if the type specified for the
  property is invalid<DD><CODE>ClassCastException</CODE> - if the property is not a String[].<DT><B>Since: </B><DD>Struts 1.2</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getDynaClass()"><!-- --></A><H3>
getDynaClass</H3>
<PRE>
public org.apache.commons.beanutils.DynaClass <B>getDynaClass</B>()</PRE>
<DL>
<DD><p>Return the <code>DynaClass</code> instance that describes the set
 of properties available for this <code>DynaBean</code>.</p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>getDynaClass</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getMap()"><!-- --></A><H3>
getMap</H3>
<PRE>
public java.util.Map <B>getMap</B>()</PRE>
<DL>
<DD><p>Returns the <code>Map</code> containing the property values.  This is
 done mostly to facilitate accessing the <code>DynaActionForm</code>
 through JavaBeans accessors, in order to use the JavaServer Pages
 Standard Tag Library (JSTL).</p>

 <p>For instance, the normal JSTL EL syntax for accessing an
 <code>ActionForm</code> would be something like this:
 <pre>
  ${formbean.prop}</pre>
 The JSTL EL syntax for accessing a <code>DynaActionForm</code> looks
 something like this (because of the presence of this
 <code>getMap()</code> method):
 <pre>
  ${dynabean.map.prop}</pre>
 </p><DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="remove(java.lang.String, java.lang.String)"><!-- --></A><H3>
remove</H3>
<PRE>
public void <B>remove</B>(java.lang.String&nbsp;name,
                   java.lang.String&nbsp;key)</PRE>
<DL>
<DD><p>Remove any existing value for the specified key on the
 specified mapped property.</p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>remove</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property for which a value is to
  be removed<DD><CODE>key</CODE> - Key of the value to be removed<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name</DL>
</DD>
</DL>
<HR>

<A NAME="set(java.lang.String, java.lang.Object)"><!-- --></A><H3>
set</H3>
<PRE>
public void <B>set</B>(java.lang.String&nbsp;name,
                java.lang.Object&nbsp;value)</PRE>
<DL>
<DD><p>Set the value of a simple property with the specified name.</p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>set</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be set<DD><CODE>value</CODE> - Value to which this property is to be set<DT><B>Throws:</B><DD><CODE>org.apache.commons.beanutils.ConversionException</CODE> - if the specified value cannot be
  converted to the type required for this property<DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>NullPointerException</CODE> - if the type specified for the
  property is invalid<DD><CODE>NullPointerException</CODE> - if an attempt is made to set a
  primitive property to null</DL>
</DD>
</DL>
<HR>

<A NAME="set(java.lang.String, int, java.lang.Object)"><!-- --></A><H3>
set</H3>
<PRE>
public void <B>set</B>(java.lang.String&nbsp;name,
                int&nbsp;index,
                java.lang.Object&nbsp;value)</PRE>
<DL>
<DD><p>Set the value of an indexed property with the specified name.</p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>set</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be set<DD><CODE>index</CODE> - Index of the property to be set<DD><CODE>value</CODE> - Value to which this property is to be set<DT><B>Throws:</B><DD><CODE>org.apache.commons.beanutils.ConversionException</CODE> - if the specified value cannot be
  converted to the type required for this property<DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>java.lang.IllegalArgumentException</CODE> - if the specified property
  exists, but is not indexed<DD><CODE>java.lang.IndexOutOfBoundsException</CODE> - if the specified index
  is outside the range of the underlying property</DL>
</DD>
</DL>
<HR>

<A NAME="set(java.lang.String, java.lang.String, java.lang.Object)"><!-- --></A><H3>
set</H3>
<PRE>
public void <B>set</B>(java.lang.String&nbsp;name,
                java.lang.String&nbsp;key,
                java.lang.Object&nbsp;value)</PRE>
<DL>
<DD><p>Set the value of a mapped property with the specified name.</p><DD><DL>
<DT><B>Specified by: </B><DD><CODE>set</CODE> in interface <CODE>org.apache.commons.beanutils.DynaBean</CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property whose value is to be set<DD><CODE>key</CODE> - Key of the property to be set<DD><CODE>value</CODE> - Value to which this property is to be set<DT><B>Throws:</B><DD><CODE>org.apache.commons.beanutils.ConversionException</CODE> - if the specified value cannot be
  converted to the type required for this property<DD><CODE>java.lang.IllegalArgumentException</CODE> - if there is no property
  of the specified name<DD><CODE>java.lang.IllegalArgumentException</CODE> - if the specified property
  exists, but is not mapped</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD><p>Render a String representation of this object.</p><DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="setDynaActionFormClass(org.apache.struts.action.DynaActionFormClass)"><!-- --></A><H3>
setDynaActionFormClass</H3>
<PRE>
void <B>setDynaActionFormClass</B>(<A HREF="../../../../org/apache/struts/action/DynaActionFormClass.html">DynaActionFormClass</A>&nbsp;dynaClass)</PRE>
<DL>
<DD><p>Set the <code>DynaActionFormClass</code> instance with which we are
 associated.</p><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>dynaClass</CODE> - The DynaActionFormClass instance for this bean</DL>
</DD>
</DL>
<HR>

<A NAME="getDynaProperty(java.lang.String)"><!-- --></A><H3>
getDynaProperty</H3>
<PRE>
protected org.apache.commons.beanutils.DynaProperty <B>getDynaProperty</B>(java.lang.String&nbsp;name)</PRE>
<DL>
<DD><p>Return the property descriptor for the specified property name.</p><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - Name of the property for which to retrieve the descriptor<DT><B>Throws:</B><DD><CODE>java.lang.IllegalArgumentException</CODE> - if this is not a valid property
  name for our DynaClass</DL>
</DD>
</DL>
<HR>

<A NAME="isDynaAssignable(java.lang.Class, java.lang.Class)"><!-- --></A><H3>
isDynaAssignable</H3>
<PRE>
protected boolean <B>isDynaAssignable</B>(java.lang.Class&nbsp;dest,
                                   java.lang.Class&nbsp;source)</PRE>
<DL>
<DD><p>Indicates if an object of the source class is assignable to the
 destination class.</p><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>dest</CODE> - Destination class<DD><CODE>source</CODE> - Source class</DL>
</DD>
</DL>
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