Examples of BCMethod

Examples of serp.bytecode.BCMethod

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            args = new Class[]{ OpenJPAStateManager.class, BitSet.class,
                FetchConfiguration.class, Object.class };
        else
            args = new Class[]{ OpenJPAStateManager.class,
                FetchConfiguration.class, Object.class };
        BCMethod load = bc.declareMethod("load", void.class, args);
        Code code = load.getCode(true);

        //loadVersion(sm);
        code.aload().setThis();
        code.aload().setParam(0);
        code.invokevirtual().setMethod("loadVersion", void.class,
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Examples of serp.bytecode.BCMethod

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        addStoreMethod(bc, meta, false);
    }

    private void addStoreMethod(BCClass bc, ClassMetaData meta,
        boolean fields) {
        BCMethod store;
        if (fields)
            store = bc.declareMethod("store", void.class,
                new Class[]{ OpenJPAStateManager.class, BitSet.class });
        else
            store = bc.declareMethod("store", void.class,
                new Class[]{ OpenJPAStateManager.class });
        Code code = store.getCode(true);

        // initialize();
        code.aload().setThis();
        code.invokevirtual().setMethod("initialize", void.class, null);
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Examples of serp.bytecode.BCMethod

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            new Class[]{ OpenJPAStateManager.class, int.class, boolean.class });
    }

    private void addNewEmbedded(BCClass bc) {
        // void newEmbeddedPCData(OpenJPAStateManager embedded)
        BCMethod meth = bc.declareMethod("newEmbeddedPCData", PCData.class,
            new Class[]{ OpenJPAStateManager.class });
        Code code = meth.getCode(true);
        // return getStorageGenerator().generatePCData
        //     (sm.getId(), sm.getMetaData());
        code.aload().setThis();
        code.getfield().setField("storageGenerator", PCDataGenerator.class);
        code.aload().setParam(0);
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Examples of serp.bytecode.BCMethod

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        code.calculateMaxStack();
    }

    private void addGetData(BCClass bc) {
        // return getObjectField(i);
        BCMethod method = bc.declareMethod("getData", Object.class,
            new Class[]{ int.class });
        Code code = method.getCode(true);
        code.aload().setThis();
        code.iload().setParam(0);
        code.invokevirtual().setMethod("getObject", Object.class,
            new Class[]{ int.class });
        code.areturn();
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Examples of serp.bytecode.BCMethod

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    /**
     * Add method which defers to AbstractPCData.
     */
    protected void callAbstractPCData(BCClass bc, String name, Class retType,
        Class[] args) {
        BCMethod meth = bc.declareMethod(name, retType, args);
        Code code = meth.getCode(true);
        code.aload().setThis();
        for (int i = 0; i < args.length; i++)
            code.xload().setParam(i).setType(args[i]);
        code.invokevirtual().setMethod(AbstractPCData.class, name, retType,
            args);
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Examples of serp.bytecode.BCMethod

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     * Create pass-through constructors to base type.
     */
    private void delegateConstructors(BCClass bc, Class type) {
        Constructor[] cons = type.getConstructors();
        Class[] params;
        BCMethod m;
        Code code;
        for (int i = 0; i < cons.length; i++) {
            params = cons[i].getParameterTypes();
            m = bc.declareMethod("<init>", void.class, params);
            m.makePublic();

            code = m.getCode(true);
            code.aload().setThis();
            for (int j = 0; j < params.length; j++)
                code.xload().setParam(j).setType(params[j]);
            code.invokespecial().setMethod(cons[i]);
            code.vreturn();
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Examples of serp.bytecode.BCMethod

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        BCField sm = bc.declareField("sm", OpenJPAStateManager.class);
        sm.setTransient(true);
        BCField field = bc.declareField("field", int.class);
        field.setTransient(true);

        BCMethod m = bc.declareMethod("setOwner", void.class, new Class[] {
            OpenJPAStateManager.class, int.class });
        m.makePublic();
        Code code = m.getCode(true);
        code.aload().setThis();
        code.aload().setParam(0);
        code.putfield().setField(sm);
        code.aload().setThis();
        code.iload().setParam(1);
        code.putfield().setField(field);
        code.vreturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        m = bc.declareMethod("getOwner", OpenJPAStateManager.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(sm);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        m = bc.declareMethod("getOwnerField", int.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(field);
        code.ireturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        if (changeTracker) {
            m = bc.declareMethod("getChangeTracker", ChangeTracker.class, null);
            m.makePublic();
            code = m.getCode(true);
            code.constant().setNull();
            code.areturn();
            code.calculateMaxStack();
            code.calculateMaxLocals();
        }
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Examples of serp.bytecode.BCMethod

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    private void addProxyCollectionMethods(BCClass bc, Class type) {
        // change tracker
        BCField changeTracker = bc.declareField("changeTracker",
            CollectionChangeTracker.class);
        changeTracker.setTransient(true);
        BCMethod m = bc.declareMethod("getChangeTracker", ChangeTracker.class,
            null);
        m.makePublic();
        Code code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(changeTracker);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // collection copy
        Constructor cons = findCopyConstructor(type);
        if (cons == null && SortedSet.class.isAssignableFrom(type))
            cons = findComparatorConstructor(type);
        Class[] params = (cons == null) ? new Class[0]
            : cons.getParameterTypes();

        m = bc.declareMethod("copy", Object.class, new Class[] {Object.class});
        m.makePublic();
        code = m.getCode(true);

        code.anew().setType(type);
        code.dup();
        if (params.length == 1) {
            code.aload().setParam(0);
            if (params[0] == Comparator.class) {
                code.checkcast().setType(SortedSet.class);
                code.invokeinterface().setMethod(SortedSet.class, "comparator",
                    Comparator.class, null);
            } else
                code.checkcast().setType(params[0]);
        }
        code.invokespecial().setMethod(type, "<init>", void.class, params);
        if (params.length == 0 || params[0] == Comparator.class) {
            code.dup();
            code.aload().setParam(0);
            code.checkcast().setType(Collection.class);
            code.invokevirtual().setMethod(type, "addAll", boolean.class,
                new Class[] { Collection.class });
            code.pop();
        }
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // element type
        BCField elementType = bc.declareField("elementType", Class.class);
        elementType.setTransient(true);
        m = bc.declareMethod("getElementType", Class.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(elementType);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // new instance factory
        m = bc.declareMethod("newInstance", ProxyCollection.class,
            new Class[] { Class.class, Comparator.class, boolean.class });
        m.makePublic();
        code = m.getCode(true);

        code.anew().setType(bc);
        code.dup();
        cons = findComparatorConstructor(type);
        params = (cons == null) ? new Class[0] : cons.getParameterTypes();
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Examples of serp.bytecode.BCMethod

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    private void addProxyMapMethods(BCClass bc, Class type) {
        // change tracker
        BCField changeTracker = bc.declareField("changeTracker",
            MapChangeTracker.class);
        changeTracker.setTransient(true);
        BCMethod m = bc.declareMethod("getChangeTracker", ChangeTracker.class,
            null);
        m.makePublic();
        Code code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(changeTracker);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // map copy
        Constructor cons = findCopyConstructor(type);
        if (cons == null && SortedMap.class.isAssignableFrom(type))
            cons = findComparatorConstructor(type);
        Class[] params = (cons == null) ? new Class[0]
            : cons.getParameterTypes();

        m = bc.declareMethod("copy", Object.class, new Class[] {Object.class});
        m.makePublic();
        code = m.getCode(true);

        code.anew().setType(type);
        code.dup();
        if (params.length == 1) {
            code.aload().setParam(0);
            if (params[0] == Comparator.class) {
                code.checkcast().setType(SortedMap.class);
                code.invokeinterface().setMethod(SortedMap.class, "comparator",
                    Comparator.class, null);
            } else
                code.checkcast().setType(params[0]);
        }
        code.invokespecial().setMethod(type, "<init>", void.class, params);
        if (params.length == 0 || params[0] == Comparator.class) {
            code.dup();
            code.aload().setParam(0);
            code.checkcast().setType(Map.class);
            code.invokevirtual().setMethod(type, "putAll", void.class,
                new Class[] { Map.class });
        }
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // key type
        BCField keyType = bc.declareField("keyType", Class.class);
        keyType.setTransient(true);
        m = bc.declareMethod("getKeyType", Class.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(keyType);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // value type
        BCField valueType = bc.declareField("valueType", Class.class);
        valueType.setTransient(true);
        m = bc.declareMethod("getValueType", Class.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.aload().setThis();
        code.getfield().setField(valueType);
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // new instance factory
        m = bc.declareMethod("newInstance", ProxyMap.class,
            new Class[] { Class.class, Class.class, Comparator.class,
            boolean.class });
        m.makePublic();
        code = m.getCode(true);

        code.anew().setType(bc);
        code.dup();
        cons = findComparatorConstructor(type);
        params = (cons == null) ? new Class[0] : cons.getParameterTypes();
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Examples of serp.bytecode.BCMethod

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            new Class[] { long.class }) != null;
        if (!hasDefaultCons && !hasMillisCons)
            throw new UnsupportedException(_loc.get("no-date-cons", type));

        // add a default constructor that delegates to the millis constructor
        BCMethod m;
        Code code;
        if (!hasDefaultCons) {
            m = bc.declareMethod("<init>", void.class, null);
            m.makePublic();
            code = m.getCode(true);
            code.aload().setThis();
            code.invokestatic().setMethod(System.class, "currentTimeMillis",
                long.class, null);
            code.invokespecial().setMethod(type, "<init>", void.class,
                new Class[] { long.class });
            code.vreturn();
            code.calculateMaxStack();          
            code.calculateMaxLocals();
        }

        // date copy
        Constructor cons = findCopyConstructor(type);
        Class[] params;
        if (cons != null)
            params = cons.getParameterTypes();
        else if (hasMillisCons)
            params = new Class[] { long.class };
        else
            params = new Class[0];

        m = bc.declareMethod("copy", Object.class, new Class[] {Object.class});
        m.makePublic();
        code = m.getCode(true);

        code.anew().setType(type);
        code.dup();
        if (params.length == 1) {
            if (params[0] == long.class) {
                code.aload().setParam(0);
                code.checkcast().setType(Date.class);
                code.invokevirtual().setMethod(Date.class, "getTime",
                    long.class, null);
            } else {
                code.aload().setParam(0);
                code.checkcast().setType(params[0]);
            }
        }
        code.invokespecial().setMethod(type, "<init>", void.class, params);
        if (params.length == 0) {
            code.dup();
            code.aload().setParam(0);
            code.checkcast().setType(Date.class);
            code.invokevirtual().setMethod(Date.class, "getTime", long.class,
                null);
            code.invokevirtual().setMethod(type, "setTime", void.class,
                new Class[] { long.class });
        }
        if ((params.length == 0 || params[0] == long.class)
            && Timestamp.class.isAssignableFrom(type)) {
            code.dup();
            code.aload().setParam(0);
            code.checkcast().setType(Timestamp.class);
            code.invokevirtual().setMethod(Timestamp.class, "getNanos",
                int.class, null);
            code.invokevirtual().setMethod(type, "setNanos", void.class,
                new Class[] { int.class });
        }
        code.areturn();
        code.calculateMaxStack();
        code.calculateMaxLocals();

        // new instance factory
        m = bc.declareMethod("newInstance", ProxyDate.class, null);
        m.makePublic();
        code = m.getCode(true);
        code.anew().setType(bc);
        code.dup();
        code.invokespecial().setMethod("<init>", void.class, null);
        code.areturn();
        code.calculateMaxStack();
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