/**
* Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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.
*/
package org.apache.synapse.commons.json;
import org.apache.axiom.om.OMOutputFormat;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.context.MessageContext;
import org.apache.axis2.transport.MessageFormatter;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.io.*;
import java.net.URL;
public final class JsonStreamFormatter implements MessageFormatter {
private static final Log logger = LogFactory.getLog(JsonStreamFormatter.class.getName());
public byte[] getBytes(MessageContext messageContext, OMOutputFormat format) throws AxisFault {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
writeTo(messageContext, format, baos, true);
return baos.toByteArray();
}
public String getContentType(MessageContext messageContext, OMOutputFormat format,
String soapActionString) {
String contentType = (String) messageContext.getProperty(Constants.Configuration.CONTENT_TYPE);
String encoding = format.getCharSetEncoding();
if (contentType == null) {
contentType = (String) messageContext.getProperty(Constants.Configuration.MESSAGE_TYPE);
}
//Check whether there is an existing encoding type defined in the Content-Type header
if (encoding != null && contentType != null && !(contentType.contains("charset"))) {
contentType += "; charset=" + encoding;
}
return contentType;
}
public void writeTo(MessageContext messageContext, OMOutputFormat format,
OutputStream out, boolean preserve) throws AxisFault {
if (preserve) {
messageContext.setProperty(JsonUtil.PRESERVE_JSON_STREAM, true);
}
JsonUtil.writeAsJson(messageContext, out);
if (logger.isDebugEnabled()) {
logger.debug("#writeTo. Wrote JSON payload to output stream. MessageID: " + messageContext.getMessageID());
}
}
/**
* @param messageContext Axis2 Message context that holds the JSON/XML payload.
* @param out Output stream to which the payload(JSON) must be written.
* @throws AxisFault
* @deprecated Use {@link org.apache.synapse.commons.json.JsonUtil#writeAsJson(org.apache.axis2.context.MessageContext, java.io.OutputStream)}
*/
public static void toJson(MessageContext messageContext, OutputStream out) throws AxisFault {
JsonUtil.writeAsJson(messageContext, out);
}
public URL getTargetAddress(MessageContext messageContext, OMOutputFormat format, URL targetURL)
throws AxisFault {
if (logger.isDebugEnabled()) {
logger.debug("#getTargetAddress. Not implemented. #getTargetAddress()");
}
return targetURL;
}
public String formatSOAPAction(MessageContext messageContext, OMOutputFormat omOutputFormat,
String s) {
if (logger.isDebugEnabled()) {
logger.debug("#formatSOAPAction. Not implemented. #formatSOAPAction()");
}
return null;
}
}