Examples of BCField

serp.bytecode.BCField
A field of a class. @author Abe White

Examples of serp.bytecode.BCField

        Code code = cons.getCode(false);
        code.afterLast();
        code.previous();


        // private BitSet loaded = new BitSet();
        BCField loaded = addBeanField(bc, "loaded", BitSet.class);
        loaded.setFinal(true);
        code.aload().setThis();
        code.anew().setType(BitSet.class);
        code.dup();
        code.constant().setValue(bc.getFields().length);
        code.invokespecial().setMethod(BitSet.class, "<init>", void.class,

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Examples of serp.bytecode.BCField

     * Have to load the type since it may not be available to the
     * same classloader (i.e. rar vs. ear). The context classloader
     * (i.e. the user app classloader) should be fine.
     */
    private void addGetType(BCClass bc, ClassMetaData meta) {
        BCField type = bc.declareField("type", Class.class);
        type.setStatic(true);
        type.makePrivate();
        // public Class getType() {
        BCMethod getter = bc.declareMethod("getType", Class.class, null);
        getter.makePublic();
        Code code = getter.getCode(true);
        // if (type == null) {

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Examples of serp.bytecode.BCField

    /**
     * Declare standard dynamic pcdata fields.
     */
    private void addBaseFields(BCClass bc) {
        addBeanField(bc, "id", Object.class);
        BCField field = addBeanField(bc, "storageGenerator",
            PCDataGenerator.class);
        field.setAccessFlags(field.getAccessFlags()
            | Constants.ACCESS_TRANSIENT);
    }

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Examples of serp.bytecode.BCField

        // void storeImplData(OpenJPAStateManager);
        BCMethod meth = bc.declareMethod("storeImplData", void.class,
            new Class[]{ OpenJPAStateManager.class });
        Code code = meth.getCode(true);


        BCField impl = null;
        if (!usesImplData(meta))
            code.vreturn();
        else {
            // if (sm.isImplDataCacheable())
            //     setImplData(sm.getImplData());

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Examples of serp.bytecode.BCField

            new Class[]{ OpenJPAStateManager.class, int.class });
        meth.makePrivate();
        Code code = meth.getCode(true);


        int count = countImplDataFields(meta);
        BCField impl = null;
        if (count == 0)
            code.vreturn();
        else {
            // Object[] fieldImpl
            impl = bc.declareField("fieldImpl", Object[].class);
            impl.makePrivate();


            // if (fieldImpl != null)
            code.aload().setThis();
            code.getfield().setField(impl);
            JumpInstruction ifins = code.ifnonnull();

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Examples of serp.bytecode.BCField

     *
     * @param changeTracker whether to implement a null change tracker; if false
     * the change tracker method is left unimplemented
     */
    private void addProxyMethods(BCClass bc, boolean changeTracker) {
        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);

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Examples of serp.bytecode.BCField

    /**
     * Implement the methods in the {@link ProxyCollection} interface.
     */
    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);

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Examples of serp.bytecode.BCField

    /**
     * Implement the methods in the {@link ProxyMap} interface.
     */
    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);

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Examples of serp.bytecode.BCField

            fmds = _meta.getFields();
        else
            fmds = _meta.getDeclaredFields();
        Method meth;
        BCMethod getter, setter;
        BCField returned, assigned = null;
        for (int i = 0; i < fmds.length; i++) {


            if (!(fmds[i].getBackingMember() instanceof Method) ) {
                // If not mixed access is not defined, flag the field members, 
                // otherwise do not process them because they are valid
                // persistent attributes.
                if (!_meta.isMixedAccess()) {
                    addViolation("property-bad-member",
                        new Object[]{ fmds[i], fmds[i].getBackingMember() },
                        true);
                }
                continue;
            }
            
            meth = (Method) fmds[i].getBackingMember();
            // ##### this will fail if we override and don't call super.
            BCClass declaringType = _managedType.getProject()
                .loadClass(fmds[i].getDeclaringType());
            getter = declaringType.getDeclaredMethod(meth.getName(),
                meth.getParameterTypes());
            if (getter == null) {
                addViolation("property-no-getter", new Object[]{ fmds[i] },
                    true);
                continue;
            }
            returned = getReturnedField(getter);
            if (returned != null)
                registerBackingFieldInfo(fmds[i], getter, returned);


            setter = declaringType.getDeclaredMethod(getSetterName(fmds[i]),
                new Class[]{ fmds[i].getDeclaredType() });
            if (setter == null) {
                if (returned == null) {
                    addViolation("property-no-setter",
                        new Object[]{ fmds[i] }, true);
                    continue;
                } else if (!getRedefine()) {
                    // create synthetic setter
                    setter = _managedType.declareMethod(getSetterName(fmds[i]),
                        void.class, new Class[]{ fmds[i].getDeclaredType() });
                    setter.makePrivate();
                    Code code = setter.getCode(true);
                    code.aload().setThis();
                    code.xload().setParam(0);
                    code.putfield().setField(returned);
                    code.vreturn();
                    code.calculateMaxStack();
                    code.calculateMaxLocals();
                }
            }


            if (setter != null)
                assigned = getAssignedField(setter);


            if (assigned != null) {
                if (setter != null)
                    registerBackingFieldInfo(fmds[i], setter, assigned);


                if (assigned != returned)
                    addViolation("property-setter-getter-mismatch", new Object[]
                        { fmds[i], assigned.getName(), (returned == null) 
                        ? null : returned.getName() }, false);
            }
        }
    }

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Examples of serp.bytecode.BCField

        Code code = meth.getCode(false);
        if (code == null)
            return null;
        code.beforeFirst();


        BCField field = null, cur;
        Instruction templateIns, prevIns, earlierIns;
        while (code.searchForward(template)) {
            int backupCount = 3;
            templateIns = code.previous();
            if (!code.hasPrevious())

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