diff options
Diffstat (limited to 'src/main/javassist/bytecode/LocalVariableAttribute.java')
| -rw-r--r-- | src/main/javassist/bytecode/LocalVariableAttribute.java | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/main/javassist/bytecode/LocalVariableAttribute.java b/src/main/javassist/bytecode/LocalVariableAttribute.java index 74262b67..0bc273d5 100644 --- a/src/main/javassist/bytecode/LocalVariableAttribute.java +++ b/src/main/javassist/bytecode/LocalVariableAttribute.java @@ -69,6 +69,22 @@ public class LocalVariableAttribute extends AttributeInfo { } /** + * Adjusts start_pc and length if bytecode is inserted in a method body. + */ + void shiftPc(int where, int gapLength, boolean exclusive) { + int n = tableLength(); + for (int i = 0; i < n; ++i) { + int pos = i * 10 + 2; + int pc = ByteArray.readU16bit(info, pos); + int len = ByteArray.readU16bit(info, pos + 2); + if (pc > where || (exclusive && pc == where)) + ByteArray.write16bit(pc + gapLength, info, pos); + else if (pc + len > where) + ByteArray.write16bit(len + gapLength, info, pos + 2); + } + } + + /** * Returns <code>local_variable_table[i].name_index</code>. * This represents the name of the local variable. * |