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Diffstat (limited to 'tutorial/tutorial.html')
| -rw-r--r-- | tutorial/tutorial.html | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/tutorial/tutorial.html b/tutorial/tutorial.html index 29c56a68..c2d54a87 100644 --- a/tutorial/tutorial.html +++ b/tutorial/tutorial.html @@ -63,6 +63,8 @@ In the case of the program shown above, the <code>test.Rectangle</code> is obtained from the <code>ClassPool</code> object and it is assigned to a variable <code>cc</code>. +The <code>ClassPool</code> object returned by <code>getDfault()</code> +searches the default system search path. <p>From the implementation viewpoint, <code>ClassPool</code> is a hash table of <code>CtClass</code> objects, which uses the class names as @@ -90,6 +92,17 @@ modified bytecode. To obtain the bytecode, call <code>toBytecode()</code>: byte[] b = cc.toBytecode(); </pre></ul> +<p>You can directly load the <code>CtClass</code> as well: + +<ul><pre> +Class clazz = cc.toClass(); +</pre></ul> + +<p><code>toClass()</code> requests the context class loader for the current +thread to load the class file represented by the <code>CtClass</code>. It +returns a <code>java.lang.Class</code> object representing the loaded class. +For more details, please see <a href="#toclass">the following section</a>. + <a name="def"> <h4>Defining a new class</h4> @@ -483,7 +496,7 @@ the easiest way for modifying the classes is as follows: <code>ClassPool.get()</code>, <li>2. Modify it, and <li>3. Call <code>writeFile()</code> or <code>toBytecode()</code> - on that <code>CtClass</code> object. + on that <code>CtClass</code> object to obtain a modified class file. </ul> <p>If whether a class is modified or not is determined at load time, @@ -496,7 +509,9 @@ by Javassist. <p><br> +<a name="toclass"> <h3>3.1 The <code>toClass</code> method in <code>CtClass</code></h3> +</a> <p>The <code>CtClass</code> provides a convenience method <code>toClass()</code>, which requests the context class loader for |