Displaytag e Struts2

[color=darkred]Qual o comando que eu coloco em requestURI=[/color]

<s:form theme="simple" id="formCatmat" name="formCatmat" method="post" action="catmat!getPesquisa">
		<ul class="colform">
			<li class="col_125 campodesc">
				<s:text name="field.nu_catmat"/>
			</li> 
			<li  class="col_125">
				<s:textfield cssClass="campotxt" id="pesquisa_nu_catmat" name="catmat.pesquisa_nu_catmat"  size="15" maxlength="9"/>
			</li>
		</ul>
		<ul class="colform">
			<li class="col_125 campodesc">
				<s:text name="field.ds_catmat"/>
			</li> 
			<li>
				<s:textfield cssClass="campotxt" id="pesquisa_ds_pdm" name="catmat.pesquisa_ds_pdm"  size="40" maxlength="120"/>
			</li>
		</ul>
		<ul class="colform">
			<li class="col_125">&nbsp;</li>
			<li>
				<span class="botao esq">
				<s:submit cssClass="pesquisar" id="pesquisa" name="pesquisar" key="forms.defaults.pesquisa.caption" onclick="return confirmAction();" /></span>
			</li>
		</ul>
	</s:form>




	<display:table  
	         class="Tabeladisplay"
	         id="lista" 
	         name="listaCatmat" 
	         pagesize="5"
	         uid="item"
	         
	         export="true">
	
	 <display:column       property="nu_catmat"    		title="Nº CATMAT"/>
	 <display:column       property="ds_catmat"    		title="DESCRIÇÃO"/>
</display:table>