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Example 1 with Parameter

use of com.axway.ats.agent.core.model.Parameter in project ats-framework by Axway.

the class ActionClassGenerator method generateActionDefinition.

private String generateActionDefinition(String actionName, Method actionImplementation) {
    log.info("Generating method implementation for action '" + actionName + "'");
    String[] paramNames = new String[actionImplementation.getParameterTypes().length];
    String[] paramTypes = new String[actionImplementation.getParameterTypes().length];
    Annotation[][] parameterAnnotations = actionImplementation.getParameterAnnotations();
    for (int i = 0; i < parameterAnnotations.length; i++) {
        Class<?> paramType = actionImplementation.getParameterTypes()[i];
        Annotation[] currentParamAnnotations = parameterAnnotations[i];
        Parameter paramAnnotation = null;
        for (int j = 0; j < currentParamAnnotations.length; j++) {
            if (currentParamAnnotations[j] instanceof Parameter) {
                paramAnnotation = (Parameter) currentParamAnnotations[j];
                break;
            }
        }
        if (paramAnnotation == null) {
            throw new BuildException("No @Parameter annotation for one of the parameters of action method " + actionImplementation.toString());
        }
        paramNames[i] = paramAnnotation.name();
        if (paramType.isArray() && paramType.getComponentType().isEnum()) {
            //array of enums should be represented by array of String in the generated stub
            paramTypes[i] = "String[]";
        } else if (paramType.isEnum()) {
            //enums should be represented by Strings in the generated stub
            paramTypes[i] = "String";
        } else {
            paramTypes[i] = paramType.getSimpleName();
        }
    }
    //parameters and arguments
    if (paramNames.length != paramTypes.length) {
        throw new BuildException("Parameter names count different than parameter types count for action method " + actionImplementation.toString());
    }
    Annotation deprecatedAnnotation = actionImplementation.getAnnotation(Deprecated.class);
    boolean isDeprecated = (deprecatedAnnotation != null);
    try {
        return new MethodTemplateProcessor(actionImplementation, actionName, paramNames, paramTypes, isDeprecated).processTemplate();
    } catch (IOException ioe) {
        throw new BuildException(ioe);
    }
}
Also used : Parameter(com.axway.ats.agent.core.model.Parameter) BuildException(org.apache.tools.ant.BuildException) IOException(java.io.IOException) Annotation(java.lang.annotation.Annotation)

Example 2 with Parameter

use of com.axway.ats.agent.core.model.Parameter in project ats-framework by Axway.

the class ActionMethod method validateArguments.

/**
     * Validate the arguments according to the rules specified in the action
     * using the Parameter annotations
     *
     * @param actionMethod      the implementation of the action
     * @param args              the arguments to validate
     * @throws ActionExecutionException     if exception occurs during arguments validation
     */
protected void validateArguments(Object[] args) throws ActionExecutionException {
    Annotation[][] annotations = method.getParameterAnnotations();
    for (int i = 0; i < annotations.length; i++) {
        Annotation[] paramAnnotations = annotations[i];
        for (Annotation paramAnnotation : paramAnnotations) {
            if (paramAnnotation instanceof Parameter) {
                Parameter paramDescriptionAnnotation = (Parameter) paramAnnotation;
                ValidationType validationType = paramDescriptionAnnotation.validation();
                String[] validationArgs;
                // the name of the array holding the valid constants
                if (validationType == ValidationType.STRING_CONSTANT || validationType == ValidationType.NUMBER_CONSTANT) {
                    try {
                        String arrayName = paramDescriptionAnnotation.args()[0];
                        // get the field and set access level if
                        // necessary
                        Field arrayField = method.getDeclaringClass().getDeclaredField(arrayName);
                        if (!arrayField.isAccessible()) {
                            arrayField.setAccessible(true);
                        }
                        Object arrayValidConstants = arrayField.get(null);
                        // convert the object array to string array
                        String[] arrayValidConstatnsStr = new String[Array.getLength(arrayValidConstants)];
                        for (int j = 0; j < Array.getLength(arrayValidConstants); j++) {
                            arrayValidConstatnsStr[j] = Array.get(arrayValidConstants, j).toString();
                        }
                        validationArgs = arrayValidConstatnsStr;
                    } catch (IndexOutOfBoundsException iobe) {
                        // this is a fatal error
                        throw new ActionExecutionException("You need to specify the name of the array with valid constants in the 'args' field of the Parameter annotation");
                    } catch (Exception e) {
                        // this is a fatal error
                        throw new ActionExecutionException("Could not get array with valid constants - action annotations are incorrect");
                    }
                } else {
                    validationArgs = paramDescriptionAnnotation.args();
                }
                List<BaseType> typeValidators = createBaseTypes(paramDescriptionAnnotation.validation(), paramDescriptionAnnotation.name(), args[i], validationArgs);
                //perform validation
                for (BaseType baseType : typeValidators) {
                    if (baseType != null) {
                        try {
                            baseType.validate();
                        } catch (TypeException e) {
                            throw new InvalidInputArgumentsException("Validation failed while validating argument " + paramDescriptionAnnotation.name() + e.getMessage());
                        }
                    } else {
                        log.warn("Could not perform validation on argument " + paramDescriptionAnnotation.name());
                    }
                }
            }
        }
    }
}
Also used : InvalidInputArgumentsException(com.axway.ats.core.validation.exceptions.InvalidInputArgumentsException) ValidationType(com.axway.ats.core.validation.ValidationType) TypeException(com.axway.ats.core.validation.exceptions.TypeException) Annotation(java.lang.annotation.Annotation) InvalidInputArgumentsException(com.axway.ats.core.validation.exceptions.InvalidInputArgumentsException) InternalComponentException(com.axway.ats.agent.core.exceptions.InternalComponentException) ActionExecutionException(com.axway.ats.agent.core.exceptions.ActionExecutionException) TypeException(com.axway.ats.core.validation.exceptions.TypeException) InvocationTargetException(java.lang.reflect.InvocationTargetException) Field(java.lang.reflect.Field) BaseType(com.axway.ats.core.validation.types.BaseType) Parameter(com.axway.ats.agent.core.model.Parameter) ActionExecutionException(com.axway.ats.agent.core.exceptions.ActionExecutionException)

Aggregations

Parameter (com.axway.ats.agent.core.model.Parameter)2 Annotation (java.lang.annotation.Annotation)2 ActionExecutionException (com.axway.ats.agent.core.exceptions.ActionExecutionException)1 InternalComponentException (com.axway.ats.agent.core.exceptions.InternalComponentException)1 ValidationType (com.axway.ats.core.validation.ValidationType)1 InvalidInputArgumentsException (com.axway.ats.core.validation.exceptions.InvalidInputArgumentsException)1 TypeException (com.axway.ats.core.validation.exceptions.TypeException)1 BaseType (com.axway.ats.core.validation.types.BaseType)1 IOException (java.io.IOException)1 Field (java.lang.reflect.Field)1 InvocationTargetException (java.lang.reflect.InvocationTargetException)1 BuildException (org.apache.tools.ant.BuildException)1