Package org.jboss.classfilewriter

Examples of org.jboss.classfilewriter.InvalidBytecodeException

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        return addNullComparison(Opcode.IFNULL, "ifnull");
    }

    public void iinc(int local, int amount) {
        if (getLocalVars().get(local).getType() != StackEntryType.INT) {
            throw new InvalidBytecodeException("iinc requires int at local variable position " + local + " "
                    + getLocalVars().toString());
        }
        if (local > 0xFF || amount > 0xFF) {
            writeByte(Opcode.WIDE);
            writeByte(Opcode.IINC);
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    }

    public void iload(int no) {
        LocalVariableState locals = getLocalVars();
        if (locals.size() <= no) {
            throw new InvalidBytecodeException("Cannot load variable at " + no + ". Local Variables: " + locals.toString());
        }
        StackEntry entry = locals.get(no);
        if (entry.getType() != StackEntryType.INT) {
            throw new InvalidBytecodeException("Invalid local variable at location " + no + " Local Variables "
                    + locals.toString());
        }

        if (no > 0xFF) {
            // wide version
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                .makeDescriptor(constructor), "V", DescriptorUtils.parameterDescriptors(constructor.getParameterTypes()));
    }

    public void invokespecial(Method method) {
        if (Modifier.isStatic(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokespacial to invoke a static method");
        }
        invokespecial(method.getDeclaringClass().getName(), method.getName(), DescriptorUtils.methodDescriptor(method),
                DescriptorUtils.makeDescriptor(method.getReturnType()), DescriptorUtils.parameterDescriptors(method
                        .getParameterTypes()));
    }
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        invokestatic(className, methodName, descriptor, returnType, parameterTypes);
    }

    public void invokestatic(Method method) {
        if (!Modifier.isStatic(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokestatic to invoke a non static method");
        }
        invokestatic(method.getDeclaringClass().getName(), method.getName(), DescriptorUtils.methodDescriptor(method),
                DescriptorUtils.makeDescriptor(method.getReturnType()), DescriptorUtils.parameterDescriptors(method
                        .getParameterTypes()));
    }
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        invokevirtual(className, methodName, descriptor, returnType, parameterTypes);
    }

    public void invokevirtual(Method method) {
        if (Modifier.isStatic(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokevirtual to invoke a static method");
        } else if (Modifier.isPrivate(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokevirtual to invoke a private method");
        } else if (method.getDeclaringClass().isInterface()) {
            throw new InvalidBytecodeException("Cannot use invokevirtual to invoke an interface method");
        }
        invokevirtual(method.getDeclaringClass().getName(), method.getName(), DescriptorUtils.methodDescriptor(method),
                DescriptorUtils.makeDescriptor(method.getReturnType()), DescriptorUtils.parameterDescriptors(method
                        .getParameterTypes()));
    }
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        invokeinterface(className, methodName, descriptor, returnType, parameterTypes);
    }

    public void invokeinterface(Method method) {
        if (Modifier.isStatic(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokeinterface to invoke a static method");
        } else if (Modifier.isPrivate(method.getModifiers())) {
            throw new InvalidBytecodeException("Cannot use invokeinterface to invoke a private method");
        } else if (!method.getDeclaringClass().isInterface()) {
            throw new InvalidBytecodeException("Cannot use invokeinterface to invoke a non interface method");
        }
        invokeinterface(method.getDeclaringClass().getName(), method.getName(), DescriptorUtils.methodDescriptor(method),
                DescriptorUtils.makeDescriptor(method.getReturnType()), DescriptorUtils.parameterDescriptors(method
                        .getParameterTypes()));
    }
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    }

    public void lload(int no) {
        LocalVariableState locals = getLocalVars();
        if (locals.size() <= no) {
            throw new InvalidBytecodeException("Cannot load variable at " + no + ". Local Variables: " + locals.toString());
        }
        StackEntry entry = locals.get(no);
        if (entry.getType() != StackEntryType.LONG) {
            throw new InvalidBytecodeException("Invalid local variable at location " + no + " Local Variables "
                    + locals.toString());
        }

        if (no > 0xFF) {
            // wide version
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                case 'C':
                case 'Z':
                    iload(no);
                    break;
                default:
                    throw new InvalidBytecodeException("Could not load primitive type: " + type);
            }
        }
    }
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                    break;
                case 'V':
                    getstatic(Void.class.getName(), "TYPE", "Ljava/lang/Class;");
                    break;
                default:
                    throw new InvalidBytecodeException("Unkown primitive type: " + type);
            }
        }
    }
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            desc = "[I";
        } else if (arrayType == long.class) {
            type = Opcode.T_LONG;
            desc ="[J";
        } else {
            throw new InvalidBytecodeException("Class " + arrayType + " is not a primitive type");
        }
        writeByte(Opcode.NEWARRAY);
        writeByte(type);
        currentOffset+=2;
        advanceFrame(currentFrame.replace(desc));
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Related Classes of org.jboss.classfilewriter.InvalidBytecodeException

  • org.jboss.classfilewriter.code.CodeAttribute
  • org.jboss.classfilewriter.code.LocalVariableState
  • org.jboss.classfilewriter.code.StackState
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