The following example shows the IHeaderHelperBean.java interface for the headerHelperBean bean:

package oracle.soa.platform.component.spring.beans;
/**
 * Interface for getting and setting header properties.
 * These properties will be set on the normalized message - and passed on
 * to the respective reference that the local reference is wired to on 
 * composite level.
 * <br/>
 * To use this bean from within your context, declare property
 * with ref="headerHelperBean". E.g.
 * &lt;property name="headerHelper" ref="<b>headerHelperBean</b>"/>
 */
public interface IHeaderHelperBean 
{
    /**
     * Get a property from the normalized message header. Note that these
     * properties are defined, and are the same ones, one can get/set via
     * mediator or bpel process
     * @param pKey the property key, case sensitive
     * @return the value, or null in case not found
     */
    public String getHeaderProperty (String pKey);
    /**
     * Set a property on the normalized message header. Note that these
     * properties are defined, and are the same ones, one can get/set via
     * mediator or bpel process
     * @param pKey the property key, case sensitive
     * @param pValue the value to be set
     */
    public void setHeaderProperty (String pKey, String pValue); 
}