Index: src/jorphan/org/apache/jorphan/reflect/ClassTools.java
===================================================================
--- src/jorphan/org/apache/jorphan/reflect/ClassTools.java	(Revision 1647604)
+++ src/jorphan/org/apache/jorphan/reflect/ClassTools.java	(Arbeitskopie)
@@ -55,7 +55,7 @@
     /**
      * Call a class constructor with an integer parameter
      * @param className name of the class to be constructed
-     * @param parameter (integer)
+     * @param parameter the value to be used in the constructor
      * @return an instance of the class
      * @throws JMeterException if class cannot be created
      */
@@ -64,8 +64,8 @@
         Object instance = null;
         try {
             Class<?> clazz = ClassUtils.getClass(className);
-            clazz.getConstructor(new Class [] {Integer.TYPE});
-            instance = ClassUtils.getClass(className).newInstance();
+            Constructor<?> constructor = clazz.getConstructor(Integer.TYPE);
+            instance = constructor.newInstance(parameter);
         } catch (ClassNotFoundException e) {
             throw new JMeterException(e);
         } catch (InstantiationException e) {
@@ -76,6 +76,10 @@
             throw new JMeterException(e);
         } catch (NoSuchMethodException e) {
             throw new JMeterException(e);
+        } catch (IllegalArgumentException e) {
+            throw new JMeterException(e);
+        } catch (InvocationTargetException e) {
+            throw new JMeterException(e);
         }
         return instance;
     }
Index: test/src/org/apache/jorphan/reflect/TestClassTools.java
===================================================================
--- test/src/org/apache/jorphan/reflect/TestClassTools.java	(Revision 0)
+++ test/src/org/apache/jorphan/reflect/TestClassTools.java	(Arbeitskopie)
@@ -0,0 +1,96 @@
+package org.apache.jorphan.reflect;
+
+import junit.framework.TestCase;
+
+import org.apache.jorphan.util.JMeterException;
+import org.junit.Test;
+
+/**
+ * Test various aspects of the {@link ClassTools} class
+ */
+public class TestClassTools extends TestCase {
+
+    /**
+     * Test that a class can be constructed using the default constructor
+     * 
+     * @throws JMeterException
+     *             when something fails during object construction
+     */
+    @Test
+    public void testConstructString() throws JMeterException {
+        String dummy = (String) ClassTools.construct("java.lang.String");
+        assertNotNull(dummy);
+        assertEquals("", dummy);
+    }
+
+    /**
+     * Test that a class can be constructed using an constructor with an integer
+     * parameter
+     * 
+     * @throws JMeterException
+     *             when something fails during object construction
+     */
+    @Test
+    public void testConstructStringInt() throws JMeterException {
+        Integer dummy = (Integer) ClassTools.construct("java.lang.Integer", 23);
+        assertNotNull(dummy);
+        assertEquals(Integer.valueOf(23), dummy);
+    }
+
+    /**
+     * Test that a class can be constructed using an constructor with an string
+     * parameter
+     * 
+     * @throws JMeterException
+     *             when something fails during object construction
+     */
+    @Test
+    public void testConstructStringString() throws JMeterException {
+        String dummy = (String) ClassTools.construct("java.lang.String",
+                "hello");
+        assertNotNull(dummy);
+        assertEquals("hello", dummy);
+    }
+
+    /**
+     * Test that a simple method can be invoked on an object
+     * 
+     * @throws SecurityException
+     *             when the method can not be used because of security concerns
+     * @throws IllegalArgumentException
+     *             when the method parameters does not match the given ones
+     * @throws JMeterException
+     *             when something fails while invoking the method
+     */
+    @Test
+    public void testInvoke() throws SecurityException,
+            IllegalArgumentException, JMeterException {
+        Dummy dummy = new Dummy();
+        ClassTools.invoke(dummy, "callMe");
+        assertEquals(dummy.wasCalled(), true);
+    }
+
+    /**
+     * Dummy class to be used for construction and invocation tests
+     *
+     */
+    public static class Dummy {
+        private boolean called = false;
+
+        /**
+         * @return <code>true</code> if {@link Dummy#callMe()} was called on
+         *         this instance
+         */
+        public boolean wasCalled() {
+            return this.called;
+        }
+
+        /**
+         * Simple method to be called on void invocation
+         */
+        public void callMe() {
+            this.called = true;
+        }
+    }
+
+}
Index: xdocs/changes.xml
===================================================================
--- xdocs/changes.xml	(Revision 1647604)
+++ xdocs/changes.xml	(Arbeitskopie)
@@ -172,6 +172,7 @@
 <ul>
 <li><bug>57365</bug>Selected LAF is not correctly setup due to call of UIManager.setLookAndFeel too late. Contributed by Ubik Load Pack (support at ubikloadpack.com)</li>
 <li><bug>57364</bug>Options &lt; Look And Feel does not update all windows LAF. Contributed by Ubik Load Pack (support at ubikloadpack.com)</li>
+<li><bug>57394</bug>When constructing an instance with ClassTools#construct(String, int) the integer was ignored and the default constructor was used instead.</li>
 </ul>
 
 <!-- =================== Improvements =================== -->