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019
020 package org.apache.james.jspf.core;
021
022
023 /**
024 * Components that need to log can implement this interface so that
025 * the container will provide the DNSService
026 */
027 public interface MacroExpandEnabled {
028 /**
029 * Provide component with a DNSService.
030 *
031 * @param macroExpand
032 * the macroExpand service. Must not be <code>null</code>.
033 */
034 void enableMacroExpand(MacroExpand macroExpand);
035 }