Examples of serp.bytecode.Code.calculateMaxLocals()

serp.bytecode.Code.calculateMaxLocals()
Calculate and set the number of locals needed based on the instructions used and the parameters of the method this code block is a part of. @see #setMaxLocals

            "getMetaData", ClassMetaData.class, null);
        code.invokevirtual().setMethod(PCDataGenerator.class,
            "generatePCData", PCData.class, new Class[]
            { Object.class, ClassMetaData.class });
        code.areturn();
        code.calculateMaxLocals();
        code.calculateMaxStack();
    }


    private void addGetData(BCClass bc) {
        // return getObjectField(i);

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            code.invokestatic().setMethod(after);
        }
        code.xreturn().setType(meth.getReturnType());


        code.calculateMaxStack();
        code.calculateMaxLocals();
    }


    /**
     * Return whether the given method is a setter.
     */

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        code.aload().setThis();
        code.iload().setParam(0);
        code.invokevirtual().setMethod("getObject", Object.class,
            new Class[]{ int.class });
        code.areturn();
        code.calculateMaxLocals();
        code.calculateMaxStack();
    }


    /////////////
    // Utilities

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            code.xload().setParam(i).setType(args[i]);
        code.invokevirtual().setMethod(AbstractPCData.class, name, retType,
            args);
        if (!void.class.equals(retType))
            code.xreturn().setType(retType);
        code.calculateMaxLocals();
        code.calculateMaxStack();
    }


    /**
     * Set the collection of {@link JumpInstruction}s to the given instruction,

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        for (int i = 0; i < params.length; i++)
            code.xload().setParam(i).setType(params[i]);
        code.invokespecial().setMethod(type, meth.getName(), ret, params);
        code.xreturn().setType(ret);
        code.calculateMaxStack();
        code.calculateMaxLocals();
    }


    /**
     * Add a writeReplace implementation that serializes to a non-proxy type
     * unless detached and this is a build-time generated class.

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            code.xload().setParam(i);
        code.invokeinterface().setMethod(m);
        code.xreturn().setType(returnType);


        code.calculateMaxStack();
        code.calculateMaxLocals();
    }


    /**
     * Adds the {@link PersistenceCapable#pcGetVersion} method to the bytecode.
     */

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        code.invokeinterface().setMethod(SMTYPE, "getVersion", Object.class,
            null);
        code.areturn();


        code.calculateMaxStack();
        code.calculateMaxLocals();
    }


    /**
     * Return the version field type as a primitive wrapper, or null if
     * the version field is not primitive.

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        code.aload().setParam(0);
        code.putfield().setField(SM, SMTYPE);
        code.vreturn();


        code.calculateMaxStack();
        code.calculateMaxLocals();
    }


    /**
     * Creates the PersistenceCapable methods dealing with application
     * identity and gives them no-op implementations.

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        //   Object oid)
        BCMethod method = _pc.declareMethod(PRE + "CopyKeyFieldsToObjectId",
            void.class, new Class[]{ OIDFSTYPE, Object.class });
        Code code = method.getCode(true);
        code.vreturn();
        code.calculateMaxLocals();


        // public void pcCopyKeyFieldsToObjectId (Object oid)
        method = _pc.declareMethod(PRE + "CopyKeyFieldsToObjectId",
            void.class, new Class[]{ Object.class });
        code = method.getCode(true);

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        // public void pcCopyKeyFieldsToObjectId (Object oid)
        method = _pc.declareMethod(PRE + "CopyKeyFieldsToObjectId",
            void.class, new Class[]{ Object.class });
        code = method.getCode(true);
        code.vreturn();
        code.calculateMaxLocals();


        // public void pcCopyKeyFieldsFromObjectId (ObjectIdFieldConsumer fc,
        //  Object oid)
        method = _pc.declareMethod(PRE + "CopyKeyFieldsFromObjectId",
            void.class, new Class[]{ OIDFCTYPE, Object.class });

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