Examples of org.apache.bcel.generic.InstructionFactory.createInvoke()

Class org.apache.bcel.generic.InstructionFactory

Examples of org.apache.bcel.generic.InstructionFactory.createInvoke()

org.apache.bcel.generic.InstructionFactory.createInvoke()
Create an invoke instruction. @param class_name name of the called class @param name name of the called method @param ret_type return type of method @param arg_types argument types of method @param kind how to invoke, i.e., INVOKEINTERFACE, INVOKESTATIC, INVOKEVIRTUAL,or INVOKESPECIAL @see Constants

        InstructionHandle restore_handle = insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));


        // if not continuation exists, create empty stack
        insList.insert(new GOTO(firstIns));
        insList.insert(InstructionFactory.createStore(STACK_TYPE, method.getMaxLocals()+1));
        insList.insert(insFactory.createInvoke(STACK_CLASS, Constants.CONSTRUCTOR_NAME, Type.VOID, Type.NO_ARGS, Constants. INVOKESPECIAL));
        insList.insert(InstructionFactory.createDup(STACK_TYPE.getSize()));
        insList.insert(insFactory.createNew(STACK_TYPE));


        // test if no current continuation exists
        insList.insert(new IFNONNULL(restore_handle));

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        insList.insert(new IFNONNULL(restore_handle));
        insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));


        // get current continuation and store in the next to last local variable
        insList.insert(InstructionFactory.createStore(CONTINUATION_TYPE, method.getMaxLocals()));
        insList.insert(insFactory.createInvoke(CONTINUATION_CLASS, CONTINUATION_METHOD, CONTINUATION_TYPE,
                       Type.NO_ARGS, Constants.INVOKESTATIC));


        // make room for additional objects
        method.setMaxLocals(method.getMaxLocals() + 2);
        method.setMaxStack(method.getMaxStack() + 2);

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            insList.append(new SWAP());
            if (type instanceof BasicType) {
                if (type.getSize() < 2 && !type.equals(Type.FLOAT)) {
                    type = Type.INT;
                }
                insList.append(insFactory.createInvoke(STACK_CLASS, getPushMethod(type), Type.VOID, new Type[]{type}, Constants.INVOKEVIRTUAL));
            } else if (type instanceof ReferenceType) {
                insList.append(insFactory.createInvoke(STACK_CLASS, getPushMethod(Type.OBJECT), Type.VOID, new Type[]{Type.OBJECT}, Constants.INVOKEVIRTUAL));
            }
        }
        // create uninitialzed object

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                if (type.getSize() < 2 && !type.equals(Type.FLOAT)) {
                    type = Type.INT;
                }
                insList.append(insFactory.createInvoke(STACK_CLASS, getPushMethod(type), Type.VOID, new Type[]{type}, Constants.INVOKEVIRTUAL));
            } else if (type instanceof ReferenceType) {
                insList.append(insFactory.createInvoke(STACK_CLASS, getPushMethod(Type.OBJECT), Type.VOID, new Type[]{Type.OBJECT}, Constants.INVOKEVIRTUAL));
            }
        }
        // create uninitialzed object
        insList.append(insFactory.createNew(objecttype));
        insList.append(InstructionFactory.createDup(objecttype.getSize()));

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            insList.append(InstructionFactory.createLoad(STACK_TYPE, method.getMaxLocals()+1));
            if (type instanceof BasicType) {
                if (type.getSize() < 2 && !type.equals(Type.FLOAT)) {
                    type = Type.INT;
                }
                insList.append(insFactory.createInvoke(STACK_CLASS, getPopMethod(type), type, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
            } else if (type instanceof ReferenceType) {
                insList.append(insFactory.createInvoke(STACK_CLASS, getPopMethod(Type.OBJECT), Type.OBJECT, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
                if (!type.equals(Type.OBJECT)) {
                    insList.append(insFactory.createCast(Type.OBJECT, type));
                }

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                if (type.getSize() < 2 && !type.equals(Type.FLOAT)) {
                    type = Type.INT;
                }
                insList.append(insFactory.createInvoke(STACK_CLASS, getPopMethod(type), type, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
            } else if (type instanceof ReferenceType) {
                insList.append(insFactory.createInvoke(STACK_CLASS, getPopMethod(Type.OBJECT), Type.OBJECT, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
                if (!type.equals(Type.OBJECT)) {
                    insList.append(insFactory.createCast(Type.OBJECT, type));
                }
            }
        }

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            invokeIns.copyInto(tableTargets);
            insList.insert(restorer);


            // select frame restorer
            insList.insert(new TABLESWITCH(match, tableTargets, firstIns));
            insList.insert(insFactory.createInvoke(STACK_CLASS, getPopMethod(Type.INT), Type.INT, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
            insList.insert(InstructionFactory.createLoad(STACK_TYPE, method.getMaxLocals()+1));


            // test if the continuation should be restored
            insList.insert(new IFEQ(firstIns));
            insList.insert(insFactory.createInvoke(CONTINUATION_CLASS, RESTORING_METHOD, Type.BOOLEAN, Type.NO_ARGS, Constants.INVOKEVIRTUAL));

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            insList.insert(insFactory.createInvoke(STACK_CLASS, getPopMethod(Type.INT), Type.INT, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
            insList.insert(InstructionFactory.createLoad(STACK_TYPE, method.getMaxLocals()+1));


            // test if the continuation should be restored
            insList.insert(new IFEQ(firstIns));
            insList.insert(insFactory.createInvoke(CONTINUATION_CLASS, RESTORING_METHOD, Type.BOOLEAN, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
            insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));
        }


        // get stack from current continuation and store in the last local variable
        insList.insert(InstructionFactory.createStore(STACK_TYPE, method.getMaxLocals()+1));

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            insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));
        }


        // get stack from current continuation and store in the last local variable
        insList.insert(InstructionFactory.createStore(STACK_TYPE, method.getMaxLocals()+1));
        insList.insert(insFactory.createInvoke(CONTINUATION_CLASS, STACK_METHOD, STACK_TYPE,
                       Type.NO_ARGS, Constants.INVOKEVIRTUAL));
        InstructionHandle restore_handle = insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));


        // if not continuation exists, create empty stack
        insList.insert(new GOTO(firstIns));

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        InstructionHandle restore_handle = insList.insert(InstructionFactory.createLoad(CONTINUATION_TYPE, method.getMaxLocals()));


        // if not continuation exists, create empty stack
        insList.insert(new GOTO(firstIns));
        insList.insert(InstructionFactory.createStore(STACK_TYPE, method.getMaxLocals()+1));
        insList.insert(insFactory.createInvoke(STACK_CLASS, Constants.CONSTRUCTOR_NAME, Type.VOID, Type.NO_ARGS, Constants. INVOKESPECIAL));
        insList.insert(InstructionFactory.createDup(STACK_TYPE.getSize()));
        insList.insert(insFactory.createNew(STACK_TYPE));


        // test if no current continuation exists
        insList.insert(new IFNONNULL(restore_handle));

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