Examples with JaxbHelper org.platformlayer.xml.JaxbHelper used on opensource projects

Example 11 with JaxbHelper

use of org.platformlayer.xml.JaxbHelper in project platformlayer by platformlayer.

the class UntypedItemXml method setTags.

public void setTags(Tags tags) {
    Document document;
    JaxbHelper helper = JaxbHelper.get(Tags.class);
    try {
        document = helper.marshalToDom(tags);
    } catch (JAXBException e) {
        throw new IllegalStateException("Error parsing tags data", e);
    }
    replaceNode("tags", document.getDocumentElement());
    // To avoid any possible state problems, we set to null rather than copying
    this.tags = null;
}

Example 12 with JaxbHelper

use of org.platformlayer.xml.JaxbHelper in project platformlayer by platformlayer.

the class Marshaller method write.

public <T> void write(HttpServletRequest httpRequest, HttpServletResponse httpResponse, T response) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    // // We do gzip compression directly (for now)
    // String ce = httpRequest.getHeader("content-encoding");
    // if (ce != null) {
    // if (ce.equalsIgnoreCase("gzip")) {
    // is = new GZIPInputStream(is);
    // } else {
    // httpRequest.sendError(415);
    // return;
    // }
    // }
    String accept = httpRequest.getHeader("accept");
    if (accept == null) {
        accept = "";
    }
    boolean json = true;
    for (String acceptType : Splitter.on(',').split(accept)) {
        int semiIndex = acceptType.indexOf(';');
        if (semiIndex != -1) {
            acceptType = acceptType.substring(0, semiIndex);
        }
        acceptType = acceptType.trim().toLowerCase();
        if (accept.equals("application/xml")) {
            json = false;
            break;
        } else if (accept.equals("application/json")) {
            json = true;
            break;
        }
    }
    if (json) {
        try {
            jsonMapper.writeValue(baos, response);
        } catch (Exception e) {
            log.error("Error serializing value", e);
            httpResponse.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            return;
        }
    } else {
        try {
            JaxbHelper jaxb = JaxbHelper.get(response.getClass());
            boolean formatted = false;
            jaxb.marshal(response, formatted, baos);
        } catch (Exception e) {
            log.error("Error serializing value", e);
            httpResponse.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            return;
        }
    }
    byte[] data = baos.toByteArray();
    if (json) {
        httpResponse.setContentType("application/json");
    } else {
        httpResponse.setContentType("application/xml");
    }
    httpResponse.setContentLength(data.length);
    try {
        ServletOutputStream os = httpResponse.getOutputStream();
        os.write(data);
        os.flush();
    } catch (IOException e) {
        // Not a lot we can do here ... we've already started sending data
        log.error("Error flushing data", e);
        // Try setting an error response
        try {
            httpResponse.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        } catch (Exception e2) {
            log.warn("Unable to set error status", e2);
        }
        return;
    }
}

Example 13 with JaxbHelper

use of org.platformlayer.xml.JaxbHelper in project platformlayer by platformlayer.

the class HttpPlatformLayerClient method putItem.

@Override
public <T extends ItemBase> T putItem(T item) throws OpsException {
    JaxbHelper jaxbHelper = PlatformLayerClientBase.toJaxbHelper(item);
    String xml = PlatformLayerClientBase.serialize(jaxbHelper, item);
    PlatformLayerKey key = PlatformLayerClientBase.toKey(jaxbHelper, item, listServices(true));
    UntypedItem created = putItem(key, xml, Format.XML);
    Class<T> itemClass = (Class<T>) item.getClass();
    return promoteToTyped(created, itemClass);
}

Example 14 with JaxbHelper

use of org.platformlayer.xml.JaxbHelper in project platformlayer by platformlayer.

the class PlatformLayerHttpRequest method doRequest.

public <T> T doRequest(Class<T> retvalClass, Format acceptFormat, Object sendData, Format sendDataFormat) throws PlatformLayerClientException {
    try {
        populateHttpRequest(acceptFormat, sendDataFormat);
        if (debug != null) {
            debug.println("Request: " + httpRequest);
        }
        if (sendData != null) {
            if (sendData instanceof String) {
                if (debug != null) {
                    debug.println("Data: " + sendData);
                }
                String sendDataString = (String) sendData;
                httpRequest.setRequestContent(new Utf8StringByteSource(sendDataString));
            } else {
                switch(sendDataFormat) {
                    case XML:
                        if (debug != null) {
                            debug.println("Data: [XML Content]");
                        }
                        JaxbHelper jaxbHelper = JaxbHelper.get(sendData.getClass());
                        String xml = jaxbHelper.marshal(sendData, false);
                        httpRequest.setRequestContent(new Utf8StringByteSource(xml));
                        // jaxbHelper.marshal(sendData, false, getOutputStream());
                        break;
                    case JSON:
                        if (debug != null) {
                            debug.println("Data: [JSON Content]");
                        }
                        JsonHelper jsonHelper = JsonHelper.build(sendData.getClass());
                        String json = jsonHelper.marshal(sendData, false);
                        httpRequest.setRequestContent(new Utf8StringByteSource(json));
                        // jsonHelper.marshal(sendData, false, getOutputStream());
                        break;
                    default:
                        throw new IllegalStateException();
                }
            }
        }
    } catch (JAXBException e) {
        throw new PlatformLayerClientException("Error while building request", e);
    } catch (IOException e) {
        throw new PlatformLayerClientException("Error while building request", e);
    }
    try {
        processHttpResponseCode(getResponse());
        if (retvalClass == null) {
            return null;
        } else if (String.class.equals(retvalClass)) {
            InputStream is = getInputStream();
            String text = null;
            if (is != null) {
                text = IoUtils.readAll(is);
            }
            if (debug != null) {
                debug.println("Response: " + text);
            }
            return Casts.as(text, retvalClass);
        } else if (StreamingResponse.class.equals(retvalClass)) {
            return Casts.as(new StreamingResponse(getResponse()), retvalClass);
        } else {
            if (debug != null) {
                debug.println("Response: XML/JSON content");
            }
            InputStream is = getInputStream();
            return JaxbHelper.deserializeXmlObject(is, retvalClass, true);
        }
    } catch (ConnectException e) {
        throw new PlatformLayerClientException("Error connecting to PlatformLayer service", e);
    } catch (UnmarshalException e) {
        throw new PlatformLayerClientException("Error while reading PlatformLayer response", e);
    } catch (IOException e) {
        throw new PlatformLayerClientException("Error communicating with PlatformLayer service", e);
    }
}

Example 15 with JaxbHelper

use of org.platformlayer.xml.JaxbHelper in project platformlayer by platformlayer.

the class TypedItemMapper method promoteToTyped.

public <T> T promoteToTyped(UntypedItem untypedItem, Class<T> itemClass) throws OpsException {
    JaxbHelper jaxbHelper = JaxbHelper.get(itemClass);
    T typedItem;
    try {
        Element element = ((UntypedItemXml) untypedItem).getDataElement();
        String xmlElementName = jaxbHelper.getXmlElementName();
        String nodeName = element.getLocalName();
        if (!Objects.equal(xmlElementName, nodeName)) {
            String type = element.getAttribute("xsi:type");
            if (type != null && type.endsWith(":" + xmlElementName)) {
            // OK
            } else {
                throw new OpsException("Incorrect element type: " + xmlElementName + " vs " + nodeName);
            }
        }
        T object = jaxbHelper.unmarshal(element, itemClass);
        if (!(object.getClass().isAssignableFrom(itemClass))) {
            System.out.println("XML = " + ((UntypedItemXml) untypedItem).serialize());
        }
        typedItem = Casts.checkedCast(object, itemClass);
    } catch (JAXBException e) {
        throw new OpsException("Error deserializing item", e);
    }
    return typedItem;
}