removed unused api-handler code

Change-Id: I4fc23794cc96092ca4144bd847de91cff4bdb02b
Issue-ID: SO-548
Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

1 files changed, 0 insertions, 647 deletions

diff --git a/mso-api-handlers/mso-api-handler-infra/src/main/java/org/openecomp/mso/apihandlerinfra/VolumeMsoInfraRequest.java b/mso-api-handlers/mso-api-handler-infra/src/main/java/org/openecomp/mso/apihandlerinfra/VolumeMsoInfraRequest.java
deleted file mode 100644
index f908a3f0d6..0000000000
--- a/mso-api-handlers/mso-api-handler-infra/src/main/java/org/openecomp/mso/apihandlerinfra/VolumeMsoInfraRequest.java
+++ /dev/null
@@ -1,647 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * ONAP - SO
- * ================================================================================
- * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.openecomp.mso.apihandlerinfra;
-
-import java.io.StringReader;
-import java.io.StringWriter;
-import java.sql.Timestamp;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-
-import javax.ws.rs.core.Response;
-import javax.xml.bind.JAXBContext;
-import javax.xml.bind.JAXBException;
-import javax.xml.bind.Marshaller;
-import javax.xml.bind.Unmarshaller;
-import javax.xml.transform.OutputKeys;
-import javax.xml.transform.Transformer;
-import javax.xml.transform.TransformerFactory;
-import javax.xml.transform.dom.DOMSource;
-import javax.xml.transform.sax.SAXSource;
-import javax.xml.transform.stream.StreamResult;
-
-import org.hibernate.Query;
-import org.hibernate.Session;
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-import org.w3c.dom.Node;
-import org.w3c.dom.NodeList;
-import org.xml.sax.InputSource;
-
-import org.openecomp.mso.apihandler.common.ErrorNumbers;
-import org.openecomp.mso.apihandler.common.ValidationException;
-import org.openecomp.mso.apihandlerinfra.volumebeans.ActionType;
-import org.openecomp.mso.apihandlerinfra.volumebeans.VolumeInputs;
-import org.openecomp.mso.apihandlerinfra.volumebeans.ObjectFactory;
-import org.openecomp.mso.apihandlerinfra.volumebeans.RequestInfo;
-import org.openecomp.mso.apihandlerinfra.volumebeans.RequestStatusType;
-import org.openecomp.mso.apihandlerinfra.volumebeans.VolumeRequest;
-import org.openecomp.mso.db.AbstractSessionFactoryManager;
-import org.openecomp.mso.logger.MsoLogger;
-import org.openecomp.mso.logger.MessageEnum;
-import org.openecomp.mso.properties.MsoJavaProperties;
-import org.openecomp.mso.requestsdb.RequestsDbSessionFactoryManager;
-import org.openecomp.mso.requestsdb.InfraActiveRequests;
-import org.openecomp.mso.requestsdb.RequestsDatabase;
-
-public class VolumeMsoInfraRequest {
-
-    private String requestId;
-    private String requestXML;
-    private String requestUri;
-    private RequestInfo rinfo;
-    private VolumeInputs volumeInputs;
-    private String volumeParams;
-    private ActionType action;
-    private String errorMessage;
-    private String httpResponse;
-    private String responseBody;
-    private RequestStatusType status;
-    private long startTime;
-    private long progress = Constants.PROGRESS_REQUEST_RECEIVED;
-
-    protected AbstractSessionFactoryManager requestsDbSessionFactoryManager = new RequestsDbSessionFactoryManager ();
-
-    private static MsoLogger msoLogger = MsoLogger.getMsoLogger (MsoLogger.Catalog.APIH);
-    private static final String NOT_PROVIDED = "not provided";
-
-    VolumeMsoInfraRequest (String requestId) {
-        this.requestId = requestId;
-        this.startTime = System.currentTimeMillis();
-        MsoLogger.setLogContext (requestId, null);
-
-    }
-
-    // Parse request XML
-    void parse (String reqXML, String version, MsoJavaProperties props) throws ValidationException {
-
-        msoLogger.debug ("Validating the request");
-
-        this.requestXML = reqXML;
-
-        VolumeRequest volumeReq = null;
-        boolean isWrongRootElement = false;
-
-        try {
-            JAXBContext jaxbContext = JAXBContext.newInstance (VolumeRequest.class);
-            Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller ();
-
-            InputSource inputSource = new InputSource (new StringReader (reqXML));
-            SAXSource source = new SAXSource (inputSource);
-
-            if (reqXML.contains ("volume-request") && !reqXML.contains("vnf-request")) {
-                volumeReq = jaxbUnmarshaller.unmarshal (source, VolumeRequest.class).getValue ();
-            } else {
-                isWrongRootElement = true;
-            }
-
-        } catch (Exception e) {
-        	msoLogger.error (MessageEnum.APIH_VNFREQUEST_VALIDATION_ERROR, "", "", MsoLogger.ErrorCode.DataError, "Exception when parsing reqXML", e);
-            throw new ValidationException ("format for volume request");
-        }
-
-        if (isWrongRootElement) {
-        	msoLogger.error (MessageEnum.APIH_REQUEST_VALIDATION_ERROR_REASON, "root element is not correct", "", "", MsoLogger.ErrorCode.SchemaError, "root element <volume-request> expected");
-            throw new ValidationException ("root element <volume-request> expected");
-        }
-
-        if (volumeReq == null) {
-            throw new ValidationException ("volume-request");
-        }
-
-        this.rinfo = volumeReq.getRequestInfo ();
-
-        if (this.rinfo == null) {
-            throw new ValidationException ("request-info");
-        }
-
-        action = this.rinfo.getAction ();
-        if (action == null) {
-            throw new ValidationException ("action");
-        }
-        this.volumeInputs = volumeReq.getVolumeInputs ();
-        if (this.volumeInputs == null) {
-            throw new ValidationException ("volume-inputs");
-        }
-
-        // Verify that the elements correspond to the version
-
-        switch (version) {
-            case Constants.SCHEMA_VERSION_V1:
-                if (this.volumeInputs.getBackoutOnFailure() != null || this.volumeInputs.getAicCloudRegion() != null ||
-                    this.volumeInputs.getVfModuleModelName() != null
-                    || this.volumeInputs.getAsdcServiceModelVersion() != null ||
-                    this.volumeInputs.getServiceInstanceId() != null || this.volumeInputs.getVnfId() != null) {
-                    throw new ValidationException("format for v1 version of volume request");
-                }
-                break;
-            case Constants.SCHEMA_VERSION_V2:
-                if (this.volumeInputs.getServiceType() != null || this.volumeInputs.getAicNodeClli() != null ||
-                    this.volumeInputs.getServiceInstanceId() != null || this.volumeInputs.getVnfId() != null) {
-                    throw new ValidationException("format for v2 version of volume request");
-                }
-                break;
-            case Constants.SCHEMA_VERSION_V3:
-                if (this.volumeInputs.getServiceType() != null || this.volumeInputs.getAicNodeClli() != null) {
-                    throw new ValidationException("format for v3 version of volume request");
-                }
-                break;
-        }
-
-
-        if (!InfraUtils.isActionAllowed (props, "volume", version, action.value ())) {
-        	throw new ValidationException ("action allowable for version " + version + " of volume request");
-        }
-
-        switch (action) {
-            case UPDATE:
-            case DELETE:
-            case UPDATE_VF_MODULE_VOL:
-            case DELETE_VF_MODULE_VOL:
-                if (this.volumeInputs.getVolumeGroupId () == null) {
-                    throw new ValidationException ("volume-group-id");
-                }
-                break;
-            default:
-                break;
-        }
-
-        if (ActionType.CREATE.equals (action) || ActionType.CREATE_VF_MODULE_VOL.equals(action)) {
-        	if (this.volumeInputs.getVolumeGroupName () == null) {
-        		throw new ValidationException ("volume-group-name");
-        	}
-        	if (!InfraUtils.isValidHeatName(this.volumeInputs.getVolumeGroupName ())) {
-        		throw new ValidationException ("volume-group-name: no value meeting heat stack name syntax requirements");
-        	}
-        }
-
-
-        if (this.volumeInputs.getVnfType () == null) {
-               throw new ValidationException ("vnf-type");
-        }
-
-
-        switch (action) {
-        case CREATE_VF_MODULE_VOL:
-        case UPDATE_VF_MODULE_VOL:
-        case DELETE_VF_MODULE_VOL:
-            if (this.volumeInputs.getVfModuleModelName () == null) {
-                throw new ValidationException ("vf-module-model-name");
-            }
-            break;
-        default:
-            break;
-        }
-
-        if (!version.equals(Constants.SCHEMA_VERSION_V1) && this.volumeInputs.getServiceId () == null) {
-        	throw new ValidationException ("service-id ");
-        }
-
-        if (version.equals(Constants.SCHEMA_VERSION_V1) && this.volumeInputs.getServiceType () != null && this.volumeInputs.getServiceId () != null) {
-        	throw new ValidationException ("service-type or service-id ");
-        }
-
-        if (version.equals(Constants.SCHEMA_VERSION_V1) && this.volumeInputs.getAicNodeClli () == null) {
-        	throw new ValidationException ("aic-node-clli");
-        }
-
-        if ((version.equals(Constants.SCHEMA_VERSION_V2) || version.equals(Constants.SCHEMA_VERSION_V3)) && (this.volumeInputs.getAicCloudRegion () == null || this.volumeInputs.getAicCloudRegion ().isEmpty())) {
-        	throw new ValidationException ("aic-cloud-region");
-        }
-
-        if (version.equals(Constants.SCHEMA_VERSION_V3) && this.volumeInputs.getServiceInstanceId () == null) {
-        	throw new ValidationException ("service-instance-id");
-        }
-
-        if (version.equals(Constants.SCHEMA_VERSION_V3) && this.volumeInputs.getVnfId () == null && ActionType.CREATE_VF_MODULE_VOL.equals(action)) {
-        	throw new ValidationException ("vnf-id");
-        }
-
-        if (ActionType.CREATE.equals (action) || ActionType.CREATE_VF_MODULE_VOL.equals(action)) {
-            if (this.volumeInputs.getTenantId () == null) {
-                throw new ValidationException ("tenant-id");
-            }
-        }
-
-
-                Object vpN = volumeReq.getVolumeParams ();
-
-                if (vpN != null) {
-                    Node node = (Node) vpN;
-                    Document doc = node.getOwnerDocument ();
-                    this.volumeParams = domToStr (doc);
-                }
-
-                msoLogger.debug ("VolumeParams: " + this.volumeParams);
-
-
-        msoLogger.debug ("Request valid");
-
-        // Rebuild the request string for BPEL to include request-id
-        rinfo.setRequestId (this.requestId);
-        volumeReq.setRequestInfo (rinfo);
-
-        StringWriter stringWriter = new StringWriter ();
-        try {
-            JAXBContext jaxbContext = JAXBContext.newInstance (VolumeRequest.class);
-            Marshaller jaxbMarshaller = jaxbContext.createMarshaller ();
-
-            // output pretty printed
-            jaxbMarshaller.setProperty (Marshaller.JAXB_FORMATTED_OUTPUT, true);
-
-            jaxbMarshaller.marshal (volumeReq, stringWriter);
-
-        } catch (JAXBException e) {
-            msoLogger.debug ("Exception: ", e);
-        }
-
-        this.requestXML = stringWriter.toString ().replace("http://org.openecomp/mso/infra/volume-request",
-        		"http://org.openecomp/mso/infra/vnf-request");
-
-        msoLogger.debug("REQUEST XML to BPEL: " + this.requestXML);
-
-    }
-
-    public void createRequestRecord (Status status) {
-
-        Session session = null;
-        try {
-
-            session = requestsDbSessionFactoryManager.getSessionFactory ().openSession ();
-            session.beginTransaction ();
-
-            InfraActiveRequests aq = new InfraActiveRequests ();
-            aq.setRequestId (requestId);
-
-            Timestamp startTimeStamp = new Timestamp (System.currentTimeMillis());
-            if (rinfo != null) {
-                if (rinfo.getAction () != null) {
-                    aq.setAction (rinfo.getAction ().value ());
-                    aq.setRequestAction (RequestActionMap.getMappedRequestAction (rinfo.getAction ().value ()));
-                }
-                aq.setSource (rinfo.getSource ());
-            } else {
-                // Set up mandatory parameters
-                aq.setAction (NOT_PROVIDED);
-                aq.setRequestAction (NOT_PROVIDED);
-            }
-
-            aq.setRequestBody (this.requestXML);
-            aq.setRequestScope (ModelType.volumeGroup.name ());
-
-             if (volumeInputs != null) {
-                if (volumeInputs.getVolumeGroupId () != null) {
-                    aq.setVolumeGroupId (volumeInputs.getVolumeGroupId ());
-                }
-                if (volumeInputs.getVolumeGroupName () != null) {
-                    aq.setVolumeGroupName (volumeInputs.getVolumeGroupName ());
-                }
-                if (volumeInputs.getVnfType () != null) {
-                    aq.setVnfType (volumeInputs.getVnfType ());
-                }
-                if (volumeInputs.getVnfId () != null) {
-                    aq.setVnfId (volumeInputs.getVnfId ());
-                }
-                if (volumeInputs.getServiceInstanceId () != null) {
-                    aq.setServiceInstanceId (volumeInputs.getServiceInstanceId ());
-                }
-                if (volumeInputs.getServiceType () != null) {
-                    aq.setServiceType (volumeInputs.getServiceType ());
-                }
-                if (volumeInputs.getServiceId () != null) {
-                    aq.setAaiServiceId (volumeInputs.getServiceId ());
-                }
-                if (volumeInputs.getAicNodeClli () != null) {
-                    aq.setAicNodeClli (volumeInputs.getAicNodeClli ());
-                }
-                if (volumeInputs.getAicCloudRegion () != null) {
-                    aq.setAicCloudRegion (volumeInputs.getAicCloudRegion ());
-                }
-                if (volumeInputs.getTenantId () != null) {
-                    aq.setTenantId (volumeInputs.getTenantId ());
-                }
-
-            }
-            aq.setStartTime (startTimeStamp);
-            aq.setRequestStatus (status.toString ());
-            aq.setLastModifiedBy (Constants.MODIFIED_BY_APIHANDLER);
-            aq.setRequestType ("VOLUME");
-
-            if (volumeParams != null) {
-                msoLogger.debug ("Storing volumeParams: " + volumeParams);
-                aq.setVnfParams (this.volumeParams);
-            }
-
-            if ((status == Status.FAILED) || (status == Status.COMPLETE)) {
-                aq.setStatusMessage (this.errorMessage);
-                aq.setResponseBody (this.responseBody);
-
-                Timestamp endTimeStamp = new Timestamp (System.currentTimeMillis());
-                aq.setEndTime (endTimeStamp);
-            }
-            aq.setProgress (this.progress);
-
-
-            msoLogger.debug ("About to insert a record");
-
-            session.save (aq);
-            session.getTransaction ().commit ();
-            session.close ();
-        } catch (Exception e) {
-        	msoLogger.error (MessageEnum.APIH_DB_INSERT_EXC, "", "", MsoLogger.ErrorCode.DataError, "Exception in createRequestRecord", e);
-            if (session != null) {
-                session.close ();
-            }
-            if (!status.equals (Status.FAILED)) {
-                throw e;
-            }
-        }
-    }
-
-    public void updateFinalStatus (Status status) {
-    	int result = 0;
-        try {
-        	result = (RequestsDatabase.getInstance()).updateInfraFinalStatus(requestId, status.toString (),
-        		 this.errorMessage, this.progress, this.responseBody, Constants.MODIFIED_BY_APIHANDLER);
-        } catch (Exception e) {
-        	msoLogger.error(MessageEnum.APIH_DB_UPDATE_EXC, e.getMessage(), "", "", MsoLogger.ErrorCode.DataError, "Exception in updateFinalStatus");
-        	msoLogger.debug("Exception: ", e);
-        }
-    }
-
-    public Response buildResponse (int httpResponseCode, String errorCode, InfraActiveRequests inProgress) {
-        return buildResponseWithError (httpResponseCode, errorCode, inProgress, null);
-    }
-
-    public Response buildResponseWithError (int httpResponseCode,
-                                            String errorCode,
-                                            InfraActiveRequests inProgress,
-                                            String errorString) {
-
-        ObjectFactory beansObjectFactory = new ObjectFactory ();
-
-        VolumeRequest vr = beansObjectFactory.createVolumeRequest ();
-
-        RequestInfo ri = beansObjectFactory.createRequestInfo ();
-
-        ri.setRequestId (requestId);
-        ri.setRequestStatus (this.status);
-        ri.setAction (this.rinfo.getAction ());
-        ri.setSource (this.rinfo.getSource ());
-
-        String errorMsg = null;
-        if (errorCode != null) {
-            // If error code is actually an XML error response from BPEL, treat it specially:
-            if (!Messages.errors.containsKey (errorCode)) {
-                if (errorCode.length () > 300) {
-                    errorMsg = errorCode.substring (0, 299);
-                } else {
-                    errorMsg = errorCode;
-                }
-
-            } else {
-
-                if (inProgress == null) {
-                	if (errorCode.equals(ErrorNumbers.RECIPE_DOES_NOT_EXIST)) {
-                		errorMsg = String.format (Messages.errors.get (errorCode), "volume", errorString);
-                	}
-                	else {
-                		errorMsg = String.format (Messages.errors.get (errorCode), errorString);
-                	}
-                } else if (errorCode.equals (ErrorNumbers.LOCKED_CREATE_ON_THE_SAME_VNF_NAME_IN_PROGRESS)) {
-                    errorMsg = String.format (Messages.errors.get (errorCode),
-                    						  "volume",
-                                              inProgress.getVnfName (),
-                                              inProgress.getRequestStatus (),
-                                              "volume");
-                } else if (errorCode.equals (ErrorNumbers.LOCKED_SAME_ACTION_AND_VNF_ID)) {
-                    errorMsg = String.format (Messages.errors.get (errorCode),
-                    					 	  "volume",
-                                              inProgress.getVnfId (),
-                                              inProgress.getRequestStatus (),
-                                              inProgress.getAction (),
-                                              "volume");
-                }
-            }
-
-            ri.setStatusMessage (errorMsg);
-            this.errorMessage = errorMsg;
-        }
-        ri.setProgress ((int) this.progress);
-
-        Date startDate = new Date (this.startTime);
-        SimpleDateFormat sdf = new SimpleDateFormat ("yyyy-MM-dd HH:mm:ss.SSS");
-        String startTimeString = sdf.format (startDate);
-
-        ri.setStartTime (startTimeString);
-
-        vr.setRequestInfo (ri);
-        vr.setVolumeInputs (this.volumeInputs);
-
-        StringWriter stringWriter = new StringWriter ();
-        try {
-            JAXBContext jaxbContext = JAXBContext.newInstance (VolumeRequest.class);
-            Marshaller jaxbMarshaller = jaxbContext.createMarshaller ();
-            jaxbMarshaller.setProperty (Marshaller.JAXB_FORMATTED_OUTPUT, true);
-
-            jaxbMarshaller.marshal (vr, stringWriter);
-
-        } catch (JAXBException e) {
-            msoLogger.debug ("Exception: ", e);
-        }
-
-        String response = stringWriter.toString ();
-
-        this.httpResponse = Integer.toString (httpResponseCode);
-        this.responseBody = response;
-
-        // Log the failed request into the MSO Requests database
-
-        return Response.status (httpResponseCode).entity (response).build ();
-
-    }
-
-    public Response buildResponseFailedValidation (int httpResponseCode, String exceptionMessage) {
-
-        ObjectFactory beansObjectFactory = new ObjectFactory ();
-        VolumeRequest vr = beansObjectFactory.createVolumeRequest ();
-
-        RequestInfo ri = beansObjectFactory.createRequestInfo ();
-        ri.setRequestId (requestId);
-
-        if (this.rinfo != null) {
-            if (this.rinfo.getAction () != null) {
-                ri.setAction (this.rinfo.getAction ());
-            } else {
-                ri.setAction (ActionType.NOT_PROVIDED);
-            }
-            if (this.rinfo.getSource () != null) {
-                ri.setSource (this.rinfo.getSource ());
-            }
-        } else {
-            ri.setAction (ActionType.NOT_PROVIDED);
-        }
-
-        // Nothing more is expected for this request
-
-        String errorMsg = String.format (Messages.errors.get (ErrorNumbers.REQUEST_FAILED_SCHEMA_VALIDATION
-                                                              + "_service"),
-                                         exceptionMessage);
-        ri.setStatusMessage (errorMsg);
-        this.errorMessage = errorMsg;
-
-        ri.setProgress ((int) this.progress);
-        ri.setRequestStatus (RequestStatusType.FAILED);
-        Date startDate = new Date (this.startTime);
-        SimpleDateFormat sdf = new SimpleDateFormat ("yyyy-MM-dd HH:mm:ss.SSS");
-        String startTimeString = sdf.format (startDate);
-
-        ri.setStartTime (startTimeString);
-
-        vr.setRequestInfo (ri);
-        vr.setVolumeInputs (this.volumeInputs);
-
-        StringWriter stringWriter = new StringWriter ();
-        try {
-            JAXBContext jaxbContext = JAXBContext.newInstance (VolumeRequest.class);
-            Marshaller jaxbMarshaller = jaxbContext.createMarshaller ();
-
-            // output pretty printed
-            jaxbMarshaller.setProperty (Marshaller.JAXB_FORMATTED_OUTPUT, true);
-
-            jaxbMarshaller.marshal (vr, stringWriter);
-
-        } catch (JAXBException e) {
-            msoLogger.debug ("Error marshalling", e);
-        }
-
-        String response = stringWriter.toString ();
-
-        this.httpResponse = Integer.toString (httpResponseCode);
-        this.responseBody = response;
-
-        return Response.status (httpResponseCode).entity (response).build ();
-    }
-
-    public String getRequestUri () {
-        return requestUri;
-    }
-
-    public void setRequestUri (String requestUri) {
-        this.requestUri = requestUri;
-    }
-
-    public VolumeInputs getVolumeInputs () {
-        return volumeInputs;
-    }
-
-    public RequestInfo getRequestInfo () {
-        return rinfo;
-    }
-
-    public String getResponseBody () {
-        return responseBody;
-    }
-
-    public void setResponseBody (String responseBody) {
-        this.responseBody = responseBody;
-    }
-
-    public String getHttpResponse () {
-        return httpResponse;
-    }
-
-    public void setHttpResponse (String httpResponse) {
-        this.httpResponse = httpResponse;
-    }
-
-    public String getRequestId () {
-        return requestId;
-    }
-
-    public String getRequestXML () {
-        return requestXML;
-    }
-
-    public void setRequestXML (String requestXML) {
-        this.requestXML = requestXML;
-    }
-
-    public RequestStatusType getStatus () {
-        return status;
-    }
-
-    public void setStatus (RequestStatusType status) {
-        this.status = status;
-        switch (status) {
-        case FAILED:
-        case COMPLETE:
-        	this.progress = Constants.PROGRESS_REQUEST_COMPLETED;
-        	break;
-        case IN_PROGRESS:
-        	this.progress = Constants.PROGRESS_REQUEST_IN_PROGRESS;
-        	break;
-        }
-    }
-
-    public String getServiceType () {
-    	if (this.volumeInputs.getServiceType () != null)
-    		return this.volumeInputs.getServiceType ();
-    	if (this.volumeInputs.getServiceId () != null)
-    		return this.volumeInputs.getServiceId ();
-    	return null;
-    }
-
-    public static String domToStr (Document doc) {
-        if (doc == null) {
-            return null;
-        }
-
-        try {
-            StringWriter sw = new StringWriter ();
-            StreamResult sr = new StreamResult (sw);
-            TransformerFactory tf = TransformerFactory.newInstance ();
-            Transformer t = tf.newTransformer ();
-            t.setOutputProperty (OutputKeys.STANDALONE, "yes");
-            NodeList nl = doc.getDocumentElement ().getChildNodes ();
-            DOMSource source = null;
-            for (int x = 0; x < nl.getLength (); x++) {
-                Node e = nl.item (x);
-                if (e instanceof Element) {
-                    source = new DOMSource (e);
-                    break;
-                }
-            }
-            if (source != null) {
-                t.transform (source, sr);
-
-                	String s = sw.toString ();
-                	return s;
-            }
-
-               	return null;
-
-            } catch (Exception e) {
-            	msoLogger.error (MessageEnum.APIH_DOM2STR_ERROR, "", "", MsoLogger.ErrorCode.AvailabilityError, "Exception in domToStr", e);
-            }
-        return null;
-    }
-}