Examples with TemplateException freemarker.template.TemplateException used on opensource projects

Example 21 with TemplateException

use of freemarker.template.TemplateException in project qi4j-sdk by Qi4j.

the class ResourceResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    if (result instanceof Resource) {
        Resource resourceValue = (Resource) result;
        // Allowed methods
        response.getAllowedMethods().add(Method.GET);
        if (Iterables.matchesAny(LinksUtil.withRel("delete"), resourceValue.commands().get())) {
            response.getAllowedMethods().add(Method.DELETE);
        }
        if (Iterables.matchesAny(LinksUtil.withRel("update"), resourceValue.commands().get())) {
            response.getAllowedMethods().add(Method.PUT);
        }
        // Response according to what client accepts
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedMediaTypes).getMediaType();
        if (MediaType.APPLICATION_JSON.equals(type)) {
            response.setEntity(new StringRepresentation(resourceValue.toString(), MediaType.APPLICATION_JSON));
            return true;
        } else if (MediaType.TEXT_HTML.equals(type)) {
            Representation rep = new WriterRepresentation(MediaType.TEXT_HTML) {

                @Override
                public void write(Writer writer) throws IOException {
                    Map<String, Object> context = new HashMap<String, Object>();
                    context.put("request", response.getRequest());
                    context.put("response", response);
                    context.put("result", result);
                    try {
                        cfg.getTemplate("resource.htm").process(context, writer);
                    } catch (TemplateException e) {
                        throw new IOException(e);
                    }
                }
            };
            response.setEntity(rep);
            return true;
        }
    }
    return false;
}

Example 22 with TemplateException

use of freemarker.template.TemplateException in project qi4j-sdk by Qi4j.

the class ResourceTemplateResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    MediaType type = getVariant(response.getRequest(), ENGLISH, supportedMediaTypes).getMediaType();
    if (type != null) {
        // Try to find template for this specific resource
        StringBuilder templateBuilder = (StringBuilder) response.getRequest().getAttributes().get("template");
        String templateName = templateBuilder.toString();
        if (result instanceof ValueDescriptor) {
            templateName += "_form";
        }
        final String extension = metadataService.getExtension(type);
        templateName += "." + extension;
        // Have we failed on this one before, then don't try again
        if (skip.contains(templateName)) {
            return false;
        }
        try {
            final Template template = cfg.getTemplate(templateName);
            Representation rep = new WriterRepresentation(MediaType.TEXT_HTML) {

                @Override
                public void write(Writer writer) throws IOException {
                    Map<String, Object> context = new HashMap<String, Object>();
                    context.put("request", response.getRequest());
                    context.put("response", response);
                    context.put("result", result);
                    try {
                        template.process(context, writer);
                    } catch (TemplateException e) {
                        throw new IOException(e);
                    }
                }
            };
            response.setEntity(rep);
            return true;
        } catch (Exception e) {
            skip.add(templateName);
        // Ignore
        }
    }
    return false;
}

Example 23 with TemplateException

use of freemarker.template.TemplateException in project qi4j-sdk by Qi4j.

the class ValueDescriptorResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    if (result instanceof ValueDescriptor) {
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedMediaTypes).getMediaType();
        if (MediaType.APPLICATION_JSON.equals(type)) {
            JSONObject json = new JSONObject();
            ValueDescriptor vd = (ValueDescriptor) result;
            try {
                for (PropertyDescriptor propertyDescriptor : vd.state().properties()) {
                    Object o = propertyDescriptor.initialValue(module);
                    if (o == null) {
                        json.put(propertyDescriptor.qualifiedName().name(), JSONObject.NULL);
                    } else {
                        json.put(propertyDescriptor.qualifiedName().name(), o.toString());
                    }
                }
            } catch (JSONException e) {
                throw new ResourceException(e);
            }
            StringRepresentation representation = new StringRepresentation(json.toString(), MediaType.APPLICATION_JSON);
            response.setEntity(representation);
            return true;
        } else if (MediaType.TEXT_HTML.equals(type)) {
            Representation rep = new WriterRepresentation(MediaType.TEXT_HTML) {

                @Override
                public void write(Writer writer) throws IOException {
                    Map<String, Object> context = new HashMap<String, Object>();
                    context.put("request", response.getRequest());
                    context.put("response", response);
                    context.put("result", result);
                    try {
                        cfg.getTemplate("form.htm").process(context, writer);
                    } catch (TemplateException e) {
                        throw new IOException(e);
                    }
                }
            };
            response.setEntity(rep);
            return true;
        }
    }
    return false;
}

Example 24 with TemplateException

use of freemarker.template.TemplateException in project qi4j-sdk by Qi4j.

the class FormResponseWriter method writeResponse.

@Override
public boolean writeResponse(final Object result, final Response response) throws ResourceException {
    if (result instanceof Form) {
        MediaType type = getVariant(response.getRequest(), ENGLISH, supportedMediaTypes).getMediaType();
        if (MediaType.APPLICATION_JSON.equals(type)) {
            JSONObject json = new JSONObject();
            Form form = (Form) result;
            try {
                for (Parameter parameter : form) {
                    String value = parameter.getValue();
                    if (value == null) {
                        json.put(parameter.getName(), JSONObject.NULL);
                    } else {
                        json.put(parameter.getName(), value);
                    }
                }
            } catch (JSONException e) {
                e.printStackTrace();
            }
            StringRepresentation representation = new StringRepresentation(json.toString(), MediaType.APPLICATION_JSON);
            response.setEntity(representation);
            return true;
        } else if (MediaType.TEXT_HTML.equals(type)) {
            Representation rep = new WriterRepresentation(MediaType.TEXT_HTML) {

                @Override
                public void write(Writer writer) throws IOException {
                    Map<String, Object> root = new HashMap<String, Object>();
                    root.put("request", response.getRequest());
                    root.put("response", response);
                    root.put("result", result);
                    try {
                        Template formHtmlTemplate = cfg.getTemplate("form.htm");
                        formHtmlTemplate.process(root, writer);
                    } catch (TemplateException e) {
                        throw new IOException(e);
                    }
                }
            };
            response.setEntity(rep);
            return true;
        }
    }
    return false;
}

Example 25 with TemplateException

use of freemarker.template.TemplateException in project qi4j-sdk by Qi4j.

the class LinksResponseWriter method createAtomRepresentation.

private Representation createAtomRepresentation(final Object result, final Response response) {
    return new WriterRepresentation(MediaType.APPLICATION_ATOM) {

        @Override
        public void write(Writer writer) throws IOException {
            Map<String, Object> context = new HashMap<String, Object>();
            context.put("request", response.getRequest());
            context.put("response", response);
            context.put("result", result);
            try {
                cfg.getTemplate("links.atom").process(context, writer);
            } catch (TemplateException e) {
                throw new IOException(e);
            }
        }
    };
}