Package com.espertech.esper.dataflow.annotations

Examples of com.espertech.esper.dataflow.annotations.DataFlowOpParameter

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        // find catch-all methods
        Set<Method> catchAllMethods = new LinkedHashSet<Method>();
        if (annotatedMethods != null) {
            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        catchAllMethods.add(method);
                        continue;
                    }
                    throw new ExprValidationException("Invalid annotation for catch-call");
                }
            }
        }

        // map provided values
        for (Map.Entry<String, Object> property : objectProperties.entrySet()) {
            boolean found = false;
            String propertyName = property.getKey();

            // invoke catch-all setters
            for (Method method : catchAllMethods) {
                try {
                    method.invoke(top, new Object[] {propertyName, property.getValue()});
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName() + ": " + e.getTargetException().getMessage(), e);
                }
                found = true;
            }

            if (propertyName.toLowerCase().equals(CLASS_PROPERTY_NAME)) {
                continue;
            }

            // use the writeable property descriptor (appropriate setter method) from writing the property
            WriteablePropertyDescriptor descriptor = findDescriptor(applicableClass, propertyName, writables);
            if (descriptor != null) {
                Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), descriptor.getType(), engineImportService, false);

                try {
                    descriptor.getWriteMethod().invoke(top, new Object[] {coerceProperty});
                }
                catch (IllegalArgumentException e) {
                    throw new ExprValidationException("Illegal argument invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + " provided value " + coerceProperty, e);
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + ": " + e.getTargetException().getMessage(), e);
                }
                continue;
            }

            // find the field annotated with {@link @GraphOpProperty}
            for (Field annotatedField : annotatedFields) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, annotatedField.getDeclaredAnnotations()).get(0);
                if (anno.name().equals(propertyName) || annotatedField.getName().equals(propertyName)) {
                    Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), annotatedField.getType(), engineImportService, true);
                    try {
                        annotatedField.setAccessible(true);
                        annotatedField.set(top, coerceProperty);
                    }
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        // find catch-all methods
        Set<Method> catchAllMethods = new LinkedHashSet<Method>();
        if (annotatedMethods != null) {
            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        catchAllMethods.add(method);
                        continue;
                    }
                    throw new ExprValidationException("Invalid annotation for catch-call");
                }
            }
        }

        // map provided values
        for (Map.Entry<String, Object> property : objectProperties.entrySet()) {
            boolean found = false;
            String propertyName = property.getKey();

            // invoke catch-all setters
            for (Method method : catchAllMethods) {
                try {
                    method.invoke(top, new Object[] {propertyName, property.getValue()});
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName() + ": " + e.getTargetException().getMessage(), e);
                }
                found = true;
            }

            if (propertyName.toLowerCase().equals(CLASS_PROPERTY_NAME)) {
                continue;
            }

            // use the writeable property descriptor (appropriate setter method) from writing the property
            WriteablePropertyDescriptor descriptor = findDescriptor(applicableClass, propertyName, writables);
            if (descriptor != null) {
                Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), descriptor.getType(), engineImportService, false);

                try {
                    descriptor.getWriteMethod().invoke(top, new Object[] {coerceProperty});
                }
                catch (IllegalArgumentException e) {
                    throw new ExprValidationException("Illegal argument invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + " provided value " + coerceProperty, e);
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + ": " + e.getTargetException().getMessage(), e);
                }
                continue;
            }

            // find the field annotated with {@link @GraphOpProperty}
            for (Field annotatedField : annotatedFields) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, annotatedField.getDeclaredAnnotations()).get(0);
                if (anno.name().equals(propertyName) || annotatedField.getName().equals(propertyName)) {
                    Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), annotatedField.getType(), engineImportService, true);
                    try {
                        annotatedField.setAccessible(true);
                        annotatedField.set(top, coerceProperty);
                    }
                    catch (Exception e) {
                        throw new ExprValidationException("Failed to set field '" + annotatedField.getName() + "': " + e.getMessage(), e);
                    }
                    found = true;
                    break;
                }
            }
            if (found) {
                continue;
            }

            throw new ExprValidationException("Failed to find writable property '" + propertyName + "' for class " + applicableClass.getName());
        }

        // second pass: if a parameter URI - value pairs were provided, check that
        if (optionalParameterURIs != null) {
            for (Field annotatedField : annotatedFields) {
                try {
                    annotatedField.setAccessible(true);
                    String uri = operatorName + "/" + annotatedField.getName();
                    if (optionalParameterURIs.containsKey(uri)) {
                        Object value = optionalParameterURIs.get(uri);
                        annotatedField.set(top, value);
                        if (log.isDebugEnabled()) {
                            log.debug("Found parameter '" + uri + "' for data flow " + dataFlowName + " setting " + value);
                        }
                    }
                    else {
                        if (log.isDebugEnabled()) {
                            log.debug("Not found parameter '" + uri + "' for data flow " + dataFlowName);
                        }
                    }
                }
                catch (Exception e) {
                    throw new ExprValidationException("Failed to set field '" + annotatedField.getName() + "': " + e.getMessage(), e);
                }
            }

            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        for (Map.Entry<String, Object> entry : optionalParameterURIs.entrySet()) {
                            String[] elements = URIUtil.parsePathElements(URI.create(entry.getKey()));
                            if (elements.length < 2) {
                                throw new ExprValidationException("Failed to parse URI '" + entry.getKey() + "', expected " +
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        // find catch-all methods
        Set<Method> catchAllMethods = new LinkedHashSet<Method>();
        if (annotatedMethods != null) {
            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        catchAllMethods.add(method);
                        continue;
                    }
                    throw new ExprValidationException("Invalid annotation for catch-call");
                }
            }
        }

        // map provided values
        for (Map.Entry<String, Object> property : objectProperties.entrySet()) {
            boolean found = false;
            String propertyName = property.getKey();

            // invoke catch-all setters
            for (Method method : catchAllMethods) {
                try {
                    method.invoke(top, new Object[] {propertyName, property.getValue()});
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName() + ": " + e.getTargetException().getMessage(), e);
                }
                found = true;
            }

            if (propertyName.toLowerCase().equals(CLASS_PROPERTY_NAME)) {
                continue;
            }

            // use the writeable property descriptor (appropriate setter method) from writing the property
            WriteablePropertyDescriptor descriptor = findDescriptor(applicableClass, propertyName, writables);
            if (descriptor != null) {
                Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), descriptor.getType(), engineImportService, false);

                try {
                    descriptor.getWriteMethod().invoke(top, new Object[] {coerceProperty});
                }
                catch (IllegalArgumentException e) {
                    throw new ExprValidationException("Illegal argument invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + " provided value " + coerceProperty, e);
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + ": " + e.getTargetException().getMessage(), e);
                }
                continue;
            }

            // find the field annotated with {@link @GraphOpProperty}
            for (Field annotatedField : annotatedFields) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, annotatedField.getDeclaredAnnotations()).get(0);
                if (anno.name().equals(propertyName) || annotatedField.getName().equals(propertyName)) {
                    Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), annotatedField.getType(), engineImportService, true);
                    try {
                        annotatedField.setAccessible(true);
                        annotatedField.set(top, coerceProperty);
                    }
                    catch (Exception e) {
                        throw new ExprValidationException("Failed to set field '" + annotatedField.getName() + "': " + e.getMessage(), e);
                    }
                    found = true;
                    break;
                }
            }
            if (found) {
                continue;
            }

            throw new ExprValidationException("Failed to find writable property '" + propertyName + "' for class " + applicableClass.getName());
        }

        // second pass: if a parameter URI - value pairs were provided, check that
        if (optionalParameterURIs != null) {
            for (Field annotatedField : annotatedFields) {
                try {
                    annotatedField.setAccessible(true);
                    String uri = operatorName + "/" + annotatedField.getName();
                    if (optionalParameterURIs.containsKey(uri)) {
                        Object value = optionalParameterURIs.get(uri);
                        annotatedField.set(top, value);
                        if (log.isDebugEnabled()) {
                            log.debug("Found parameter '" + uri + "' for data flow " + dataFlowName + " setting " + value);
                        }
                    }
                    else {
                        if (log.isDebugEnabled()) {
                            log.debug("Not found parameter '" + uri + "' for data flow " + dataFlowName);
                        }
                    }
                }
                catch (Exception e) {
                    throw new ExprValidationException("Failed to set field '" + annotatedField.getName() + "': " + e.getMessage(), e);
                }
            }

            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        for (Map.Entry<String, Object> entry : optionalParameterURIs.entrySet()) {
                            String[] elements = URIUtil.parsePathElements(URI.create(entry.getKey()));
                            if (elements.length < 2) {
                                throw new ExprValidationException("Failed to parse URI '" + entry.getKey() + "', expected " +
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        // find catch-all methods
        Set<Method> catchAllMethods = new LinkedHashSet<Method>();
        if (annotatedMethods != null) {
            for (Method method : annotatedMethods) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, method.getDeclaredAnnotations()).get(0);
                if (anno.all()) {
                    if (method.getParameterTypes().length == 2 && method.getParameterTypes()[0] == String.class && method.getParameterTypes()[1] == Object.class) {
                        catchAllMethods.add(method);
                        continue;
                    }
                    throw new ExprValidationException("Invalid annotation for catch-call");
                }
            }
        }

        // map provided values
        for (Map.Entry<String, Object> property : objectProperties.entrySet()) {
            boolean found = false;
            String propertyName = property.getKey();

            // invoke catch-all setters
            for (Method method : catchAllMethods) {
                try {
                    method.invoke(top, new Object[] {propertyName, property.getValue()});
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + method.getName() + ": " + e.getTargetException().getMessage(), e);
                }
                found = true;
            }

            if (propertyName.toLowerCase().equals(CLASS_PROPERTY_NAME)) {
                continue;
            }

            // use the writeable property descriptor (appropriate setter method) from writing the property
            WriteablePropertyDescriptor descriptor = findDescriptor(applicableClass, propertyName, writables);
            if (descriptor != null) {
                Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), descriptor.getType(), engineImportService, false);

                try {
                    descriptor.getWriteMethod().invoke(top, new Object[] {coerceProperty});
                }
                catch (IllegalArgumentException e) {
                    throw new ExprValidationException("Illegal argument invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + " provided value " + coerceProperty, e);
                }
                catch (IllegalAccessException e) {
                    throw new ExprValidationException("Illegal access invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName(), e);
                }
                catch (InvocationTargetException e) {
                    throw new ExprValidationException("Exception invoking setter method for property '" + propertyName + "' for class " + applicableClass.getName() + " method " + descriptor.getWriteMethod().getName() + ": " + e.getTargetException().getMessage(), e);
                }
                continue;
            }

            // find the field annotated with {@link @GraphOpProperty}
            for (Field annotatedField : annotatedFields) {
                DataFlowOpParameter anno = (DataFlowOpParameter) JavaClassHelper.getAnnotations(DataFlowOpParameter.class, annotatedField.getDeclaredAnnotations()).get(0);
                if (anno.name().equals(propertyName) || annotatedField.getName().equals(propertyName)) {
                    Object coerceProperty = coerceProperty(propertyName, applicableClass, property.getValue(), annotatedField.getType(), engineImportService, true);
                    try {
                        annotatedField.setAccessible(true);
                        annotatedField.set(top, coerceProperty);
                    }
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Related Classes of com.espertech.esper.dataflow.annotations.DataFlowOpParameter

  • com.espertech.esper.util.PopulateUtil
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