Examples of IParameterSpecification

org.apache.tapestry.spec.IParameterSpecification
Defines a formal parameter to a component. An IParameterSpecification is contained by a {@link IComponentSpecification}.
TBD: Identify arrays in some way. @author glongman@intelligentworks.com @version $Id: IParameterSpecification.java 243791 2004-02-19 17:38:13Z hlship $

Examples of org.apache.tapestry.spec.IParameterSpecification


        expected.add("fred");


        assertEquals(expected, s.getReservedParameterNames());


        IParameterSpecification ps = new ParameterSpecification();


        ps.setAliases("wilma,barney");
        ps.setParameterName("bambam");


        s.addParameter(ps);


        expected.add("wilma");
        expected.add("barney");

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Examples of org.apache.tapestry.spec.IParameterSpecification

        push(_elementName, null, STATE_NO_CONTENT);
    }


    private void enterParameter()
    {
        IParameterSpecification ps = _factory.createParameterSpecification();


        String name = getValidatedAttribute(
                "name",
                PARAMETER_NAME_PATTERN,
                "invalid-parameter-name");


        String propertyName = getValidatedAttribute(
                "property-name",
                PROPERTY_NAME_PATTERN,
                "invalid-property-name");


        if (propertyName == null)
            propertyName = name;


        ps.setPropertyName(propertyName);


        ps.setRequired(getBooleanAttribute("required", false));


        // In the 3.0 DTD, default-value was always an OGNL expression.
        // Starting with 3.1, it's like a binding (prefixed). For a 3.0
        // DTD, we supply the "ognl:" prefix.


        String defaultValue = getAttribute("default-value");


        if (defaultValue != null && !_DTD_3_1)
            defaultValue = "ognl:" + defaultValue;


        ps.setDefaultValue(defaultValue);


        // type will only be specified in a 3.0 DTD.


        String type = getAttribute("type");


        if (type != null)
            ps.setType(type);


        IComponentSpecification cs = (IComponentSpecification) peekObject();


        cs.addParameter(name, ps);

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Examples of org.apache.tapestry.spec.IParameterSpecification


    public void testValidParameterName() throws Exception
    {
        IComponentSpecification spec = parseComponent("ValidParameterName.jwc");


        IParameterSpecification ps = spec.getParameter("valid");


        assertNotNull("Parameter specification.", ps);
        checkLine(ps, 24);
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification


    public void testParameter_3_0() throws Exception
    {
        IComponentSpecification spec = parseComponent("Parameter_3_0.jwc");


        IParameterSpecification ps = spec.getParameter("noDefault");


        assertEquals("noDefault", ps.getPropertyName());
        assertEquals(true, ps.isRequired());
        assertEquals("bar", ps.getType());
        assertNull(ps.getDefaultValue());


        ps = spec.getParameter("withDefault");
        assertNull(ps.getType());
        assertEquals(false, ps.isRequired());


        // For 3.0 DTDs, where the default value was always an OGNL expression,
        // the parser will provide the "ognl:" prefix.


        assertEquals("ognl:an.expression", ps.getDefaultValue());


        ps = spec.getParameter("withDescription");
        assertEquals("A parameter with a description.", ps.getDescription());


        ps = spec.getParameter("altName");
        assertEquals("altNameParameter", ps.getPropertyName());
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification


    public void testParameters() throws Exception
    {
        IComponentSpecification spec = parseComponent("Parameter.jwc");


        IParameterSpecification ps = spec.getParameter("noDefault");


        assertNull(ps.getDefaultValue());


        ps = spec.getParameter("literalDefault");


        assertEquals("literal-value", ps.getDefaultValue());


        ps = spec.getParameter("expressionDefault");


        assertEquals("ognl:an.expression", ps.getDefaultValue());
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification

        Iterator i = spec.getParameterNames().iterator();


        while (i.hasNext())
        {
            String name = (String) i.next();
            IParameterSpecification parameterSpec = spec.getParameter(name);


            String defaultValue = parameterSpec.getDefaultValue(); 
            if (defaultValue != null && component.getBinding(name) == null) {
                // there is no binding for this parameter. bind it to the default value
                IBinding binding = new ExpressionBinding(_resolver, component, defaultValue, parameterSpec.getLocation());
                component.setBinding(name, binding);
            }
                
        }
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification

        _parameterName = parameterName;
        _binding = binding;


        _resolver = component.getPage().getEngine().getResourceResolver();


        IParameterSpecification pspec = _component.getSpecification().getParameter(_parameterName);
        _required = pspec.isRequired();
        _propertyName = pspec.getPropertyName();
        _direction = pspec.getDirection();


        _clearValue = readCurrentPropertyValue();
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification

                    LOG.debug("Not bound.");


                continue;
            }


            IParameterSpecification pspec = spec.getParameter(name);
            Direction direction = pspec.getDirection();


            if (direction != Direction.IN && direction != Direction.FORM)
            {
                if (debug)
                    LOG.debug("Parameter is " + pspec.getDirection().getName() + ".");


                continue;
            }


            String propertyName = pspec.getPropertyName();


            if (debug && !name.equals(propertyName))
                LOG.debug("Connecting to property " + propertyName + ".");


            // Next,verify that there is a writable property with the same
            // name as the parameter.


            PropertyInfo propertyInfo =
                PropertyFinder.getPropertyInfo(_component.getClass(), propertyName);


            if (propertyInfo == null)
            {
                throw new ConnectedParameterException(
                    Tapestry.format(
                        "ParameterManager.no-accessor",
                        _component.getExtendedId(),
                        propertyName),
                    _component,
                    name,
                    propertyName,
                    null);
            }


            if (!propertyInfo.isReadWrite())
            {
                throw new ConnectedParameterException(
                    Tapestry.format(
                        "ParameterManager.property-not-read-write",
                        _component.getExtendedId(),
                        propertyName),
                    _component,
                    name,
                    propertyName,
                    null);
            }


            // Check if the parameter type matches the property type


            Class propertyType = propertyInfo.getType();
            Class parameterType = getType(pspec.getType(), resolver);


            if (parameterType == null)
            {
                throw new ConnectedParameterException(
                    Tapestry.format(

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Examples of org.apache.tapestry.spec.IParameterSpecification

        IComponentSpecification specification = getSpecification();


        if (specification.getParameter(ITemplateSource.TEMPLATE_TAG_PARAMETER_NAME) == null)
        {
            // Add a templateTag parameter
            IParameterSpecification parameter = new ParameterSpecification();
            parameter.setPropertyName(ITemplateSource.TEMPLATE_TAG_PARAMETER_NAME);
            parameter.setDirection(Direction.AUTO);
            parameter.setType("java.lang.String");
            parameter.setDefaultValue("null");
            parameter.setLocation(specification.getLocation());
            parameter.setRequired(false);
            
            specification.addParameter(ITemplateSource.TEMPLATE_TAG_PARAMETER_NAME, parameter);
        }
    }

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Examples of org.apache.tapestry.spec.IParameterSpecification

        Iterator i = spec.getParameterNames().iterator();


        while (i.hasNext())
        {
            String name = (String) i.next();
            IParameterSpecification parameterSpec = spec.getParameter(name);


            if (parameterSpec.isRequired() && component.getBinding(name) == null)
                throw new ApplicationRuntimeException(
                    Tapestry.format(
                        "PageLoader.required-parameter-not-bound",
                        name,
                        component.getExtendedId()),

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