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+<refentry id="aj-ref" xreflabel="The aj Command-line Reference">
+	
+  <refnamediv>	
+    <refname>aj</refname>
+    <refpurpose>command-line launcher for basic load-time weaving</refpurpose>
+  </refnamediv>  
+
+  <refsynopsisdiv>
+    <cmdsynopsis>
+       <command>aj</command>
+      <arg><replaceable>Options</replaceable></arg>
+      <group>
+        <arg><replaceable>arg...</replaceable></arg>
+      </group>
+    </cmdsynopsis>
+  </refsynopsisdiv>
+    <refsect1 id="aj" xreflabel="aj">
+        <title>Description</title>
+        
+        <para>The
+            <command>aj</command> command runs Java programs in Java 1.4 or
+            later by setting up
+            <literal>WeavingURLClassLoader</literal> as the system class
+            loader, to do load-time bytecode weaving. </para>
+        
+        <para> The arguments are the same as those used to launch the Java program.
+            Users should define the environment variables
+            <literal>CLASSPATH</literal> and
+            <literal>ASPECTPATH</literal>. </para>
+        
+        <para>For more information and alternatives for load-time weaving,
+        see <xref linkend="ltw"/>.
+        </para>
+        
+        <refsect2>
+            <title>Examples</title>
+            
+            <example id="simpleexample">
+                <title>A simple example</title>
+                
+                <para>Use ajc to build a library, then weave at load time</para>
+                
+                <programlisting><![CDATA[                     
+    REM compile library
+    ${ASPECTJ_HOME}\bin\ajc.bat -outjar lib\aspects.jar @aspects.lst
+                
+    REM run, weaving into application at load-time set
+    ASPECTPATH=lib\aspects.jar set CLASSPATH=app\app.jar
+    ${ASPECTJ_HOME}\bin\aj.bat com.company.app.Main "Hello, World!" 
+]]>                </programlisting>
+                
+            </example>
+        </refsect2>
+    </refsect1>
+</refentry>