From 5de7634f05f343ff9573e140ea78a224d4ae3aa4 Mon Sep 17 00:00:00 2001 From: chiba Date: Mon, 20 Jun 2005 17:08:10 +0000 Subject: [PATCH] update the tutorial git-svn-id: http://anonsvn.jboss.org/repos/javassist/trunk@183 30ef5769-5b8d-40dd-aea6-55b5d6557bb3 --- .../javassist/bytecode/annotation/package.html | 2 +- tutorial/tutorial.html | 4 ++-- tutorial/tutorial3.html | 18 +++++++++++++++--- 3 files changed, 18 insertions(+), 6 deletions(-) diff --git a/src/main/javassist/bytecode/annotation/package.html b/src/main/javassist/bytecode/annotation/package.html index 4be4ae9f..6cf7e538 100644 --- a/src/main/javassist/bytecode/annotation/package.html +++ b/src/main/javassist/bytecode/annotation/package.html @@ -1,6 +1,6 @@ -Annotations. +Annotations API.

This package provides low-level API for editing annotations attributes. diff --git a/tutorial/tutorial.html b/tutorial/tutorial.html index 4cbf6821..709d2148 100644 --- a/tutorial/tutorial.html +++ b/tutorial/tutorial.html @@ -130,8 +130,6 @@ example, the data of method bodies. Thus, after a CtClass object is pruned, the bytecode of a method is not accessible although method names and signatures are accessible. -

(Note: the current version of Javassist turns pruning off by default.) -

To disallow pruning a CtClass, stopPruning() must be called in advance: @@ -155,6 +153,8 @@ cc.defrost(); cc.setSuperclass(...); // OK since the class is not frozen. +

To disallow pruning for all the CtClasses, set +ClassPool.doPruning to false.

Class search path

diff --git a/tutorial/tutorial3.html b/tutorial/tutorial3.html index f19e5c0d..657e629b 100644 --- a/tutorial/tutorial3.html +++ b/tutorial/tutorial3.html @@ -124,10 +124,10 @@ The following methods are part of the methods declared in Move to the first instruction.

void move(int index)
Move to the instruction specified by the given index.
-

hasNext()
+

boolean hasNext()
Returns true if there is more instructions.
-

next()
-Returns the index of the next instruction. +

int next()
+Returns the index of the next instruction.
Note that it does not return the opcode of the next instruction.

int byteAt(int index)
@@ -141,6 +141,18 @@ Inserts a byte array at the index. Branch offsets etc. are automatically adjusted.
+

The following code snippet displays all the instructions included +in a method body: + +

+CodeIterator ci = ... ;
+while (ci.hasNext()) {
+    int index = ci.next();
+    int op = ci.byteAt(index);
+    System.out.println(Mnemonic.OPCODE[op]);
+}
+

-- 2.39.5