Package org.mvel2.tests.templates

Examples of org.mvel2.tests.templates.TemplateTests$Page

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            NoSuchFieldException {


        ClassWriter cw = new ClassWriter( ClassWriter.COMPUTE_MAXS );
        FieldVisitor fv;
        MethodVisitor mv;

        // get the method bitmask
        BitSet mask = traitRegistry.getFieldMask( getTrait().getName(), core.getDefinedClass().getName() );

        String name = TraitFactory.getPropertyWrapperName( getTrait(), core );
        String masterName = TraitFactory.getProxyName( getTrait(), core );


        String internalWrapper  = BuildUtils.getInternalType(name);
        String internalProxy    = BuildUtils.getInternalType(masterName);

        String internalCore     = Type.getInternalName(core.getDefinedClass());
        String descrCore        = Type.getDescriptor(core.getDefinedClass());
        String internalTrait    = Type.getInternalName(getTrait().getDefinedClass());


        Class mixinClass = null;
        String mixin = null;
        Set<Method> mixinMethods = new HashSet<Method>();
        Map<String,Method> mixinGetSet = new HashMap<String,Method>();
        try {
            if ( getTrait().getDefinedClass() != null ) {
                Trait annTrait = getAnnotation( getTrait().getDefinedClass(), Trait.class );
                if ( hasImpl( annTrait ) ) {
                    mixinClass = annTrait.impl();
                    mixin = mixinClass.getSimpleName().substring(0,1).toLowerCase() + mixinClass.getSimpleName().substring(1);
                    ClassFieldInspector cfi = new ClassFieldInspector( mixinClass );

                    for ( Method m : mixinClass.getMethods() ) {
                        try {
                            getTrait().getDefinedClass().getMethod(m.getName(), m.getParameterTypes() );
                            if ( cfi.getGetterMethods().containsValue( m )
                                    || cfi.getSetterMethods().containsValue( m )) {
                                mixinGetSet.put( m.getName(), m );
                            } else {
                                mixinMethods.add( m );
                            }
                        } catch ( NoSuchMethodException e ) {

                        }
                    }

                }
            }
        } catch ( Exception e ) {
            e.printStackTrace();
        }



        cw.visit( ClassGenerator.JAVA_VERSION,
                  ACC_PUBLIC + ACC_SUPER,
                  internalProxy,
                  null,
                  Type.getInternalName( proxyBaseClass ),
                  new String[] { internalTrait, Type.getInternalName( Externalizable.class ) } );

        {
            fv = cw.visitField( ACC_PRIVATE + ACC_FINAL + ACC_STATIC,
                    TraitType.traitNameField, Type.getDescriptor( String.class ),
                    null, null );
            fv.visitEnd();
        }
        {
            fv = cw.visitField( ACC_PUBLIC, "object", descrCore, null, null );
            fv.visitEnd();
        }
        {
            fv = cw.visitField( ACC_PRIVATE, "store", Type.getDescriptor( TripleStore.class ), null, null );
            fv.visitEnd();
        }
        {
            fv = cw.visitField( ACC_PRIVATE, "storeId", Type.getDescriptor( String.class ), null, null);
            fv.visitEnd();
        }
        if ( mixinClass != null ) {
            {
                fv = cw.visitField( ACC_PRIVATE,
                        mixin,
                        Type.getDescriptor( mixinClass ),
                        null, null);
                fv.visitEnd();
            }
        }

        {
            mv = cw.visitMethod( ACC_STATIC, "<clinit>", "()V", null, null );
            mv.visitCode();
            mv.visitLdcInsn( Type.getType( Type.getDescriptor( trait.getDefinedClass() ) ) );
            mv.visitMethodInsn( INVOKEVIRTUAL,
                    Type.getInternalName( Class.class ), "getName", "()" + Type.getDescriptor( String.class ) );
            mv.visitFieldInsn( PUTSTATIC,
                    internalProxy,
                    TraitType.traitNameField,
                    Type.getDescriptor( String.class ) );
            mv.visitInsn( RETURN );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }

        {
            mv = cw.visitMethod( ACC_PUBLIC, "<init>", "()V", null, null );
            mv.visitCode();

            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( proxyBaseClass ), "<init>", "()V" );

            mv.visitInsn( RETURN );
//            mv.visitMaxs( 1, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }

        {
            mv = cw.visitMethod( ACC_PUBLIC, "<init>", "(" + descrCore + Type.getDescriptor( TripleStore.class ) + Type.getDescriptor( TripleFactory.class ) + Type.getDescriptor( BitSet.class ) + Type.getDescriptor( BitSet.class ) + Type.getDescriptor( boolean.class  ) +")V", null, null );
            mv.visitCode();

            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 2 );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( TripleStore.class ), "getId", "()" + Type.getDescriptor( String.class ) );
            mv.visitFieldInsn( PUTFIELD, internalProxy, "storeId", Type.getDescriptor( String.class ) );

            int size = buildConstructorCore( cw, mv, internalProxy, internalWrapper, internalCore, descrCore, mixin, mixinClass );

            initFields( mv, internalProxy );

            mv.visitInsn( RETURN );
//            mv.visitMaxs( 5 + size, 4 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
        {
            mv = cw.visitMethod( ACC_PUBLIC, "getTraitName", "()" + Type.getDescriptor( String.class ), null, null);
            mv.visitCode();
            mv.visitFieldInsn( GETSTATIC, internalProxy, TraitType.traitNameField, Type.getDescriptor( String.class ) );
            mv.visitInsn( ARETURN );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
        {
            mv = cw.visitMethod( ACC_PUBLIC, "getCore", "()" + descrCore + "", null, null );
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitFieldInsn( GETFIELD, internalProxy, "object", descrCore );
            mv.visitInsn( ARETURN );
//            mv.visitMaxs( 1, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
        {
            mv = cw.visitMethod( ACC_PUBLIC, "getObject", "()" + Type.getDescriptor( TraitableBean.class ), null, null );
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitFieldInsn( GETFIELD, internalProxy, "object", descrCore );
            mv.visitTypeInsn( CHECKCAST, Type.getInternalName( TraitableBean.class ) );
            mv.visitInsn( ARETURN );
//            mv.visitMaxs( 1, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
        {
            mv = cw.visitMethod(ACC_PUBLIC, "setObject", "(" + Type.getDescriptor( Object.class ) + ")V", null, null);
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitTypeInsn( CHECKCAST, internalCore );
            mv.visitFieldInsn( PUTFIELD, internalProxy, "object", descrCore );
            mv.visitInsn( RETURN );
//            mv.visitMaxs( 2, 2 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }


        {
            mv = cw.visitMethod( ACC_PUBLIC + ACC_BRIDGE + ACC_SYNTHETIC, "getCore", "()" + Type.getDescriptor( Object.class ), null, null );
            mv.visitCode();
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKEVIRTUAL, internalProxy, "getCore", "()" + descrCore );
            mv.visitInsn( ARETURN );
//            mv.visitMaxs( 1, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }

        {
            mv = cw.visitMethod( ACC_PUBLIC, "isTop", "()Z", null, null );
            mv.visitCode();
            mv.visitInsn( Thing.class.equals( trait.getDefinedClass() ) ? ICONST_1 : ICONST_0 );
            mv.visitInsn( IRETURN );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }

        {
            mv = cw.visitMethod( ACC_PUBLIC, "shed", Type.getMethodDescriptor( Type.VOID_TYPE, new Type[] {} ), null, null );
            mv.visitCode();

            if ( core.isFullTraiting() ) {
                Iterator<FieldDefinition> iter = trait.getFieldsDefinitions().iterator();
                for ( int j = 0; j < trait.getFieldsDefinitions().size(); j++ ) {
                    FieldDefinition fld = iter.next();
                    boolean hardField = ! TraitRegistry.isSoftField( fld, j, mask );
                    shedField( mv, fld, internalProxy, trait, core, hardField, j + 2 );
                }
            }

            mv.visitInsn( RETURN );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }

        {
            mv = cw.visitMethod( ACC_PUBLIC, "writeExternal", "(" + Type.getDescriptor( ObjectOutput.class )+ ")V", null, new String[] { Type.getInternalName( IOException.class ) } );
            mv.visitCode();

            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( proxyBaseClass ), "writeExternal", "(" + Type.getDescriptor( ObjectOutput.class ) + ")V" );


            mv.visitVarInsn( ALOAD, 1 );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKEVIRTUAL, internalProxy, "getObject", "()" + Type.getDescriptor( TraitableBean.class ) );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectOutput.class ), "writeObject", "(" + Type.getDescriptor( Object.class ) + ")V" );


            mv.visitVarInsn( ALOAD, 1 );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitFieldInsn( GETFIELD, internalProxy, "storeId", Type.getDescriptor( String.class ) );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectOutput.class ), "writeObject", "(" + Type.getDescriptor( Object.class ) + ")V" );

            mv.visitVarInsn( ALOAD, 1 );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitFieldInsn( GETFIELD, internalProxy, "store", Type.getDescriptor( TripleStore.class ) );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectOutput.class ), "writeObject", "(" + Type.getDescriptor( Object.class ) + ")V" );



            mv.visitInsn( RETURN );
//            mv.visitMaxs( 2, 2 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
        {
            mv = cw.visitMethod( ACC_PUBLIC, "readExternal", "(" + Type.getDescriptor( ObjectInput.class ) + ")V", null,
                                 new String[] { Type.getInternalName( IOException.class ), Type.getInternalName( ClassNotFoundException.class ) } );
            mv.visitCode();

            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( proxyBaseClass ), "readExternal", "(" + Type.getDescriptor( ObjectInput.class ) + ")V" );


            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectInput.class ), "readObject", "()" + Type.getDescriptor( Object.class ) );
            mv.visitTypeInsn( CHECKCAST, internalCore );
            mv.visitFieldInsn( PUTFIELD, internalProxy, "object", descrCore );


            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectInput.class ), "readObject", "()" + Type.getDescriptor( Object.class ) );
            mv.visitTypeInsn( CHECKCAST, Type.getInternalName( String.class ) );
            mv.visitFieldInsn( PUTFIELD, internalProxy, "storeId", Type.getDescriptor( String.class ) );

            mv.visitVarInsn( ALOAD, 0 );
            mv.visitVarInsn( ALOAD, 1 );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( ObjectInput.class ), "readObject", "()" + Type.getDescriptor( Object.class ) );
            mv.visitTypeInsn( CHECKCAST, Type.getInternalName( TripleStore.class ) );
            mv.visitFieldInsn( PUTFIELD, internalProxy, "store", Type.getDescriptor( TripleStore.class ) );


            mv.visitInsn( RETURN );
//            mv.visitMaxs( 3, 2 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }


        buildProxyAccessors( mask, cw, masterName, core, mixinGetSet );
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        parserContext.setSourceFile( name );

        String[] varNames = parserContext.getIndexedVarNames();
       
        ExecutableStatement stmt = (ExecutableStatement) compile( expression,
                                                                  runtimeData.getRootClassLoader(),
                                                                  parserContext,
                                                                  languageLevel );
       
        Set<String> localNames = parserContext.getVariables().keySet();
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        Content content = null;
        if ( taskData.getDocumentAccessType() == AccessType.Inline ) {
            content = em.find( Content.class,
                               taskData.getDocumentContentId() );
        }
        ExpressionCompiler compiler = new ExpressionCompiler( new String( content.getContent() ) );
        Serializable expr = compiler.compile();
        Object object = MVEL.executeExpression( expr );
       
        Map<String, Object> vars = new HashMap<String, Object>();
        vars.put( docVar, object );
        // for now will have to assume the recipient is a User, we need to figure out if Groups have an alias
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        Map<String, Object> doc = null;
        if ( taskData != null ) {
            Content content = em.find( Content.class,
                                       taskData.getDocumentContentId() );
            if ( content != null ) {
                ExpressionCompiler compiler = new ExpressionCompiler( new String( content.getContent() ) );
                doc = (Map<String, Object>) MVEL.executeExpression( compiler.compile() );
            } else {
                doc = Collections.emptyMap();
            }
        }
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                        if (actionString == null) {
                            errors.add(new ProcessValidationErrorImpl(process,
                                "Action node '" + node.getName() + "' [" + node.getId() + "] has empty action."));
                        } else if( "mvel".equals( droolsAction.getDialect() ) ) {
                            try {
                                ExpressionCompiler compiler = new ExpressionCompiler(actionString);
                                compiler.setVerifying(true);
                                ParserContext parserContext = new ParserContext();
                                //parserContext.setStrictTypeEnforcement(true);
                                compiler.compile(parserContext);
                                List<ErrorDetail> mvelErrors = parserContext.getErrorList();
                                if (mvelErrors != null) {
                                    for (Iterator<ErrorDetail> iterator = mvelErrors.iterator(); iterator.hasNext(); ) {
                                        ErrorDetail error = iterator.next();
                                        errors.add(new ProcessValidationErrorImpl(process,
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    }
    return sb.toString();
  }

  public Object eval(String str, Map<String, Object> vars) {
    ExpressionCompiler compiler = new ExpressionCompiler(str.trim());

    ParserContext context = new ParserContext();
    context.addPackageImport("org.drools.task");
    context.addPackageImport("org.drools.task.service");
    context.addPackageImport("org.drools.task.query");
    context.addPackageImport("java.util");

    vars.put("now", new Date());
    return MVEL.executeExpression(compiler.compile(context), vars);
  }
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        }
        return sb.toString();
    }

    public Object eval(String str, Map vars) {
        ExpressionCompiler compiler = new ExpressionCompiler(str.trim());

        ParserContext context = new ParserContext();
        context.addPackageImport("org.jbpm.task");
        context.addPackageImport("org.jbpm.task.service");
        context.addPackageImport("org.jbpm.task.query");
        context.addPackageImport("java.util");

        vars.put("now", new Date());
        return MVEL.executeExpression(compiler.compile(context), vars);
    }
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        }
        return sb.toString();
    }

    public static Object eval(String str, Map vars) {
        ExpressionCompiler compiler = new ExpressionCompiler( str.trim() );

        ParserContext context = new ParserContext();
        context.addPackageImport( "org.jbpm.task" );
        context.addPackageImport( "java.util" );
       
        context.addImport( "AccessType", AccessType.class );
        context.addImport( "AllowedToDelegate", AllowedToDelegate.class );
        context.addImport( "Attachment", Attachment.class );
        context.addImport( "BooleanExpression", BooleanExpression.class );
        context.addImport( "Comment", Comment.class );
        context.addImport( "Deadline", Deadline.class );
        context.addImport( "Deadlines", Deadlines.class );
        context.addImport( "Delegation", Delegation.class );
        context.addImport( "Escalation", Escalation.class );
        context.addImport( "Group", Group.class );
        context.addImport( "I18NText", I18NText.class );
        context.addImport( "Notification", Notification.class );
        context.addImport( "OrganizationalEntity", OrganizationalEntity.class );
        context.addImport( "PeopleAssignments", PeopleAssignments.class );
        context.addImport( "Reassignment", Reassignment.class );
        context.addImport( "Status", Status.class );
        context.addImport( "Task", Task.class );
        context.addImport( "TaskData", TaskData.class );
        context.addImport( "TaskSummary", TaskSummary.class );
        context.addImport( "User", User.class );

        return MVEL.executeExpression( compiler.compile( context ), vars );
    }
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        return sb.toString();
    }

    @SuppressWarnings("unchecked")
  public static Object eval(String str, Map vars) {
        ExpressionCompiler compiler = new ExpressionCompiler( str.trim() );

        ParserContext context = new ParserContext();
        context.addPackageImport( "org.drools.task" );
        context.addPackageImport( "java.util" );
       
        context.addImport( "AccessType", AccessType.class );
        context.addImport( "AllowedToDelegate", AllowedToDelegate.class );
        context.addImport( "Attachment", Attachment.class );
        context.addImport( "BooleanExpression", BooleanExpression.class );
        context.addImport( "Comment", Comment.class );
        context.addImport( "Deadline", Deadline.class );
        context.addImport( "Deadlines", Deadlines.class );
        context.addImport( "Delegation", Delegation.class );
        context.addImport( "Escalation", Escalation.class );
        context.addImport( "Group", Group.class );
        context.addImport( "I18NText", I18NText.class );
        context.addImport( "Notification", Notification.class );
        context.addImport( "OrganizationalEntity", OrganizationalEntity.class );
        context.addImport( "PeopleAssignments", PeopleAssignments.class );
        context.addImport( "Reassignment", Reassignment.class );
        context.addImport( "Status", Status.class );
        context.addImport( "Task", Task.class );
        context.addImport( "TaskData", TaskData.class );
        context.addImport( "TaskSummary", TaskSummary.class );
        context.addImport( "User", User.class );

        return MVEL.executeExpression( compiler.compile( context ), vars );
    }
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        return sb.toString();
    }

    @SuppressWarnings({ "deprecation", "rawtypes" })
  public static Object eval(String str, Map vars) {
        ExpressionCompiler compiler = new ExpressionCompiler( str.trim() );

        ParserContext context = new ParserContext();
        context.addPackageImport( "org.jbpm.task" );
        context.addPackageImport( "java.util" );
       
        context.addImport( "AccessType", AccessType.class );
        context.addImport( "AllowedToDelegate", AllowedToDelegate.class );
        context.addImport( "Attachment", Attachment.class );
        context.addImport( "BooleanExpression", BooleanExpression.class );
        context.addImport( "Comment", Comment.class );
        context.addImport( "Deadline", Deadline.class );
        context.addImport( "Deadlines", Deadlines.class );
        context.addImport( "Delegation", Delegation.class );
        context.addImport( "Escalation", Escalation.class );
        context.addImport( "Group", Group.class );
        context.addImport( "I18NText", I18NText.class );
        context.addImport( "Notification", Notification.class );
        context.addImport( "OrganizationalEntity", OrganizationalEntity.class );
        context.addImport( "PeopleAssignments", PeopleAssignments.class );
        context.addImport( "Reassignment", Reassignment.class );
        context.addImport( "Status", Status.class );
        context.addImport( "Task", Task.class );
        context.addImport( "TaskData", TaskData.class );
        context.addImport( "TaskSummary", TaskSummary.class );
        context.addImport( "User", User.class );

        return MVEL.executeExpression( compiler.compile( context ), vars );
    }
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