org.apache.axis2.dispatchers.RequestURIBasedServiceDispatcher Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF 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.axis2.dispatchers;

import org.apache.axiom.soap.SOAP11Constants;
import org.apache.axiom.soap.SOAP12Constants;
import org.apache.axiom.soap.SOAPEnvelope;
import org.apache.axis2.AxisFault;
import org.apache.axis2.addressing.EndpointReference;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.context.MessageContext;
import org.apache.axis2.description.AxisEndpoint;
import org.apache.axis2.description.AxisService;
import org.apache.axis2.description.HandlerDescription;
import org.apache.axis2.description.TransportInDescription;
import org.apache.axis2.description.TransportOutDescription;
import org.apache.axis2.description.WSDL2Constants;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.axis2.util.LoggingControl;
import org.apache.axis2.util.Utils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import java.util.HashMap;
import java.util.Map;

public class RequestURIBasedServiceDispatcher extends AbstractServiceDispatcher {

	public static final String NAME = "RequestURIBasedServiceDispatcher";
	private static final Log log = LogFactory
			.getLog(RequestURIBasedServiceDispatcher.class);

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.apache.axis2.engine.AbstractDispatcher#findService(org.apache.axis2.context.MessageContext)
	 */
	public AxisService findService(MessageContext messageContext)
			throws AxisFault {
		EndpointReference toEPR = messageContext.getTo();
		if (toEPR != null) {
			if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
				log
						.debug(messageContext.getLogIDString()
								+ " Checking for Service using target endpoint address : "
								+ toEPR.getAddress());
			}
			String filePart = toEPR.getAddress();
			// REVIEW: (nagy) Parsing the RequestURI will also give us the
			// operationName if present, so we could conceivably store it in the
			// MessageContext, but doing so and retrieving it is probably no
			// faster than simply reparsing the URI
			ConfigurationContext configurationContext = messageContext
					.getConfigurationContext();
			String[] values = Utils.parseRequestURLForServiceAndOperation(
					filePart, messageContext.getConfigurationContext()
							.getServiceContextPath());

			if ((values.length >= 1) && (values[0] != null)) {

				AxisConfiguration registry = configurationContext
						.getAxisConfiguration();

				AxisService axisService = registry.getService(values[0]);

				// If the axisService is not null we get the binding that the
				// request came to add
				// add it as a property to the messageContext
				if (axisService != null) {
					Map endpoints = axisService.getEndpoints();
					if (endpoints != null) {
						if (endpoints.size() == 1) {
							messageContext
									.setProperty(
											WSDL2Constants.ENDPOINT_LOCAL_NAME,
											endpoints.get(axisService
													.getEndpointName()));
						} else {
							String endpointName = values[0].substring(values[0]
									.indexOf(".") + 1);
							AxisEndpoint endpoint = (AxisEndpoint) endpoints.get(endpointName);
							if (endpoint != null) {
							messageContext.setProperty(
									WSDL2Constants.ENDPOINT_LOCAL_NAME,
									endpoint);
							} else {
								inferEndpoint(messageContext, axisService);
							}
						}
					}
				}
				return axisService;
				
			} else {
				if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
					log
							.debug(messageContext.getLogIDString()
									+ " Attempted to check for Service using target endpoint URI, but the service fragment was missing");
				}
				return null;
			}
		} else {
			if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
				log
						.debug(messageContext.getLogIDString()
								+ " Attempted to check for Service using null target endpoint URI");
			}
			return null;
		}
	}

	public void initDispatcher() {
		init(new HandlerDescription(NAME));
	}

	private void inferEndpoint(MessageContext msgCtx, AxisService service) {
		if (!msgCtx.isServerSide()) {
			return;
		}
		String transport = null;
		TransportInDescription transportIn = msgCtx.getTransportIn();
		if (transportIn != null) {
			transport = transportIn.getName();
			if (transport == null) {
				return;
			}
		}
		AxisEndpoint endpoint = null;
		HashMap endpointMapping = service.getEpMap();

		if (msgCtx.isDoingREST()) {
			endpoint = (AxisEndpoint) endpointMapping.get(transport + ":http");
		} else {
			SOAPEnvelope envelope = msgCtx.getEnvelope();
			String namespaceURI = envelope.getNamespace().getNamespaceURI();
			if (SOAP11Constants.SOAP_ENVELOPE_NAMESPACE_URI
					.equals(namespaceURI)) {
				endpoint = (AxisEndpoint) endpointMapping.get(transport
						+ ":soap11");
			} else if (SOAP12Constants.SOAP_ENVELOPE_NAMESPACE_URI
					.equals(namespaceURI)) {
				endpoint = (AxisEndpoint) endpointMapping.get(transport
						+ ":soap12");
			}
		}

		if (endpoint != null) {
			msgCtx.setProperty(WSDL2Constants.ENDPOINT_LOCAL_NAME, endpoint);
		}
	}
}