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org.apache.cxf.jaxrs.client.AbstractClient Maven / Gradle / Ivy
/**
* 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.cxf.jaxrs.client;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.net.HttpURLConnection;
import java.net.URI;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.ResourceBundle;
import java.util.logging.Logger;
import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.EntityTag;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.core.UriBuilder;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.xml.stream.XMLStreamReader;
import org.apache.cxf.Bus;
import org.apache.cxf.common.i18n.BundleUtils;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.endpoint.ConduitSelector;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.endpoint.Retryable;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.interceptor.Interceptor;
import org.apache.cxf.interceptor.StaxInEndingInterceptor;
import org.apache.cxf.jaxrs.impl.MetadataMap;
import org.apache.cxf.jaxrs.impl.UriBuilderImpl;
import org.apache.cxf.jaxrs.model.ParameterType;
import org.apache.cxf.jaxrs.model.URITemplate;
import org.apache.cxf.jaxrs.provider.ProviderFactory;
import org.apache.cxf.jaxrs.utils.HttpUtils;
import org.apache.cxf.jaxrs.utils.InjectionUtils;
import org.apache.cxf.jaxrs.utils.JAXRSUtils;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.ExchangeImpl;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageContentsList;
import org.apache.cxf.message.MessageUtils;
import org.apache.cxf.phase.PhaseChainCache;
import org.apache.cxf.phase.PhaseInterceptorChain;
import org.apache.cxf.phase.PhaseManager;
import org.apache.cxf.service.Service;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.transport.MessageObserver;
/**
* Common proxy and http-centric client implementation
*
*/
public abstract class AbstractClient implements Client, Retryable {
protected static final String REQUEST_CONTEXT = "RequestContext";
protected static final String RESPONSE_CONTEXT = "ResponseContext";
protected static final String KEEP_CONDUIT_ALIVE = "KeepConduitAlive";
private static final String HTTP_SCHEME = "http";
private static final String PROXY_PROPERTY = "jaxrs.proxy";
private static final Logger LOG = LogUtils.getL7dLogger(AbstractClient.class);
private static final ResourceBundle BUNDLE = BundleUtils.getBundle(AbstractClient.class);
protected ClientConfiguration cfg = new ClientConfiguration();
private ClientState state;
protected AbstractClient(URI baseURI) {
this.state = new LocalClientState(baseURI);
}
protected AbstractClient(ClientState initialState) {
this.state = initialState;
}
/**
* {@inheritDoc}
*/
public Client header(String name, Object... values) {
if (values == null) {
throw new IllegalArgumentException();
}
if (HttpHeaders.CONTENT_TYPE.equals(name)) {
if (values.length > 1) {
throw new IllegalArgumentException("Content-Type can have a single value only");
}
type(values[0].toString());
} else {
for (Object o : values) {
possiblyAddHeader(name, o.toString());
}
}
return this;
}
/**
* {@inheritDoc}
*/
public Client headers(MultivaluedMap map) {
state.getRequestHeaders().putAll(map);
return this;
}
/**
* {@inheritDoc}
*/
public Client accept(MediaType... types) {
for (MediaType mt : types) {
possiblyAddHeader(HttpHeaders.ACCEPT, JAXRSUtils.mediaTypeToString(mt));
}
return this;
}
/**
* {@inheritDoc}
*/
public Client type(MediaType ct) {
return type(JAXRSUtils.mediaTypeToString(ct));
}
/**
* {@inheritDoc}
*/
public Client type(String type) {
state.getRequestHeaders().putSingle(HttpHeaders.CONTENT_TYPE, type);
return this;
}
/**
* {@inheritDoc}
*/
public Client accept(String... types) {
for (String type : types) {
possiblyAddHeader(HttpHeaders.ACCEPT, type);
}
return this;
}
/**
* {@inheritDoc}
*/
public Client cookie(Cookie cookie) {
possiblyAddHeader(HttpHeaders.COOKIE, cookie.toString());
return this;
}
/**
* {@inheritDoc}
*/
public Client modified(Date date, boolean ifNot) {
SimpleDateFormat dateFormat = HttpUtils.getHttpDateFormat();
String hName = ifNot ? HttpHeaders.IF_UNMODIFIED_SINCE : HttpHeaders.IF_MODIFIED_SINCE;
state.getRequestHeaders().putSingle(hName, dateFormat.format(date));
return this;
}
/**
* {@inheritDoc}
*/
public Client language(String language) {
state.getRequestHeaders().putSingle(HttpHeaders.CONTENT_LANGUAGE, language);
return this;
}
/**
* {@inheritDoc}
*/
public Client match(EntityTag tag, boolean ifNot) {
String hName = ifNot ? HttpHeaders.IF_NONE_MATCH : HttpHeaders.IF_MATCH;
state.getRequestHeaders().putSingle(hName, tag.toString());
return this;
}
/**
* {@inheritDoc}
*/
public Client acceptLanguage(String... languages) {
for (String s : languages) {
possiblyAddHeader(HttpHeaders.ACCEPT_LANGUAGE, s);
}
return this;
}
/**
* {@inheritDoc}
*/
public Client acceptEncoding(String... encs) {
for (String s : encs) {
possiblyAddHeader(HttpHeaders.ACCEPT_ENCODING, s);
}
return this;
}
/**
* {@inheritDoc}
*/
public Client encoding(String enc) {
state.getRequestHeaders().putSingle(HttpHeaders.CONTENT_ENCODING, enc);
return this;
}
/**
* {@inheritDoc}
*/
public MultivaluedMap getHeaders() {
MultivaluedMap map = new MetadataMap(false, true);
map.putAll(state.getRequestHeaders());
return map;
}
/**
* {@inheritDoc}
*/
public URI getBaseURI() {
return state.getBaseURI();
}
/**
* {@inheritDoc}
*/
public URI getCurrentURI() {
return getCurrentBuilder().clone().buildFromEncoded();
}
/**
* {@inheritDoc}
*/
public Response getResponse() {
if (state.getResponseBuilder() == null) {
return null;
}
return state.getResponseBuilder().clone().build();
}
/**
* {@inheritDoc}
*/
public Client reset() {
state.reset();
return this;
}
private void possiblyAddHeader(String name, String value) {
if (!isDuplicate(name, value)) {
state.getRequestHeaders().add(name, value);
}
}
private boolean isDuplicate(String name, String value) {
List values = state.getRequestHeaders().get(name);
return values != null && values.contains(value) ? true : false;
}
protected ClientState getState() {
return state;
}
protected UriBuilder getCurrentBuilder() {
return state.getCurrentBuilder();
}
protected void resetResponse() {
state.setResponseBuilder(null);
}
protected void resetBaseAddress(URI uri) {
state.setBaseURI(uri);
resetCurrentBuilder(uri);
}
protected void resetCurrentBuilder(URI uri) {
state.setCurrentBuilder(new UriBuilderImpl(uri));
}
protected MultivaluedMap getTemplateParametersMap(URITemplate template,
List values) {
if (values != null && values.size() != 0) {
List vars = template.getVariables();
MultivaluedMap templatesMap = new MetadataMap(vars.size());
for (int i = 0; i < vars.size(); i++) {
if (i < values.size()) {
templatesMap.add(vars.get(i), values.get(i).toString());
}
}
return templatesMap;
}
return null;
}
protected ResponseBuilder setResponseBuilder(Message outMessage, Exchange exchange) throws Exception {
Integer status = getResponseCode(exchange);
ResponseBuilder currentResponseBuilder = JAXRSUtils.toResponseBuilder(status);
Message responseMessage = exchange.getInMessage() != null
? exchange.getInMessage() : exchange.getInFaultMessage();
// if there is no response message, we just send the response back directly
if (responseMessage == null) {
ResponseBuilder rb = currentResponseBuilder.clone();
state.setResponseBuilder(currentResponseBuilder);
return rb;
}
@SuppressWarnings("unchecked")
Map> protocolHeaders =
(Map>)responseMessage.get(Message.PROTOCOL_HEADERS);
for (Map.Entry> entry : protocolHeaders.entrySet()) {
if (null == entry.getKey()) {
continue;
}
if (entry.getValue().size() > 0) {
if (HttpUtils.isDateRelatedHeader(entry.getKey())) {
currentResponseBuilder.header(entry.getKey(), entry.getValue().get(0));
continue;
}
for (String val : entry.getValue()) {
String[] values;
if (val == null || val.length() == 0) {
values = new String[]{""};
} else if (val.charAt(0) == '"' && val.charAt(val.length() - 1) == '"') {
// if the value starts with a quote and ends with a quote, we do a best
// effort attempt to determine what the individual values are.
values = parseQuotedHeaderValue(val);
} else {
boolean splitPossible = !(HttpHeaders.SET_COOKIE.equalsIgnoreCase(entry.getKey())
&& val.toUpperCase().contains(HttpHeaders.EXPIRES.toUpperCase()));
values = splitPossible ? val.split(",") : new String[]{val};
}
for (String s : values) {
String theValue = s.trim();
if (theValue.length() > 0) {
currentResponseBuilder.header(entry.getKey(), theValue);
}
}
}
}
}
InputStream mStream = responseMessage.getContent(InputStream.class);
currentResponseBuilder.entity(mStream);
ResponseBuilder rb = currentResponseBuilder.clone();
state.setResponseBuilder(currentResponseBuilder);
return rb;
}
protected void writeBody(T o, Message outMessage, Class cls, Type type, Annotation[] anns,
MultivaluedMap headers, OutputStream os) {
if (o == null) {
return;
}
@SuppressWarnings("unchecked")
Class theClass = (Class)cls;
MediaType contentType = JAXRSUtils.toMediaType(headers.getFirst("Content-Type").toString());
MessageBodyWriter mbw = ProviderFactory.getInstance(outMessage)
.createMessageBodyWriter(theClass, type, anns, contentType, outMessage);
if (mbw != null) {
try {
mbw.writeTo(o, theClass, type, anns, contentType, headers, os);
if (os != null) {
os.flush();
}
} catch (Exception ex) {
reportMessageHandlerProblem("MSG_WRITER_PROBLEM", cls, contentType, ex, null);
}
} else {
reportMessageHandlerProblem("NO_MSG_WRITER", cls, contentType, null, null);
}
}
@SuppressWarnings("unchecked")
protected T readBody(Response r, Message outMessage, Class cls,
Type type, Annotation[] anns) {
InputStream inputStream = (InputStream)r.getEntity();
if (inputStream == null) {
Message responseMessage = outMessage.getExchange().getInMessage();
if (responseMessage == null) {
responseMessage = outMessage.getExchange().getInFaultMessage();
}
if (responseMessage == null
|| responseMessage.getContent(XMLStreamReader.class) == null
&& responseMessage.getContent(Reader.class) == null) {
return cls == Response.class ? cls.cast(r) : null;
}
}
int status = r.getStatus();
if (status < 200 || status == 204 || status > 300) {
Object length = r.getMetadata().getFirst(HttpHeaders.CONTENT_LENGTH);
if (length == null || Integer.parseInt(length.toString()) == 0
|| status >= 400) {
if (cls == Response.class) {
return cls.cast(r);
} else {
return null;
}
}
}
MediaType contentType = getResponseContentType(r);
MessageBodyReader mbr
= ProviderFactory.getInstance(outMessage).createMessageBodyReader(
cls, type, anns, contentType, outMessage);
if (mbr != null) {
try {
MultivaluedMap m
= (MultivaluedMap)
((MultivaluedMap)new MetadataMap(r.getMetadata(),
true, true));
return mbr.readFrom(cls, type, anns, contentType, m, inputStream);
} catch (Exception ex) {
reportMessageHandlerProblem("MSG_READER_PROBLEM", cls, contentType, ex, r);
}
} else if (cls == Response.class) {
return cls.cast(r);
} else {
reportMessageHandlerProblem("NO_MSG_READER", cls, contentType, null, null);
}
return null;
}
protected void completeExchange(Object response, Exchange exchange, boolean proxy) {
// higher level conduits such as FailoverTargetSelector need to
// clear the request state but a fair number of response objects
// depend on InputStream being still open thus lower-level conduits
// operating on InputStream don't have to close streams pro-actively
exchange.put(KEEP_CONDUIT_ALIVE, true);
getConfiguration().getConduitSelector().complete(exchange);
String s = (String)exchange.getOutMessage().get(Message.BASE_PATH);
if (s != null && !state.getBaseURI().toString().equals(s)) {
// usually the (failover) conduit change will result in a retry call
// which in turn will reset the base and current request URI.
// In some cases, such as the "upfront" load-balancing, etc, the retries
// won't be executed so it is necessary to reset the base address
calculateNewRequestURI(URI.create(s), getCurrentURI(), proxy);
}
}
protected Object[] preProcessResult(Message message) throws Exception {
Exchange exchange = message.getExchange();
Exception ex = message.getContent(Exception.class);
if (ex != null) {
getConfiguration().getConduitSelector().complete(exchange);
checkClientException(message, ex);
}
checkClientException(message, message.getExchange().get(Exception.class));
List result = message.getExchange().get(List.class);
return result != null ? result.toArray() : null;
}
protected void checkClientException(Message outMessage, Exception ex) throws Exception {
Integer responseCode = getResponseCode(outMessage.getExchange());
if (responseCode == null) {
if (ex instanceof ClientWebApplicationException) {
throw ex;
} else if (ex != null) {
throw new ClientWebApplicationException(ex);
} else if (!outMessage.getExchange().isOneWay() || cfg.isResponseExpectedForOneway()) {
waitForResponseCode(outMessage.getExchange());
}
}
}
protected void waitForResponseCode(Exchange exchange) {
synchronized (exchange) {
if (getResponseCode(exchange) == null) {
try {
exchange.wait(cfg.getSynchronousTimeout());
} catch (InterruptedException ex) {
// ignore
}
} else {
return;
}
}
if (getResponseCode(exchange) == null) {
throw new ClientWebApplicationException("Response timeout");
}
}
private static Integer getResponseCode(Exchange exchange) {
Integer responseCode = (Integer)exchange.get(Message.RESPONSE_CODE);
if (responseCode == null && exchange.getInMessage() != null) {
responseCode = (Integer)exchange.getInMessage().get(Message.RESPONSE_CODE);
}
return responseCode;
}
protected URI calculateNewRequestURI(Map reqContext) {
URI newBaseURI = URI.create(reqContext.get(Message.ENDPOINT_ADDRESS).toString());
URI requestURI = URI.create(reqContext.get(Message.REQUEST_URI).toString());
return calculateNewRequestURI(newBaseURI, requestURI,
MessageUtils.isTrue(reqContext.get(PROXY_PROPERTY)));
}
private URI calculateNewRequestURI(URI newBaseURI, URI requestURI, boolean proxy) {
String baseURIPath = newBaseURI.getRawPath();
String reqURIPath = requestURI.getRawPath();
UriBuilder builder = UriBuilder.fromUri(newBaseURI);
String basePath = reqURIPath.startsWith(baseURIPath) ? baseURIPath : getBaseURI().getRawPath();
builder.path(reqURIPath.equals(basePath) ? "" : reqURIPath.substring(basePath.length()));
URI newRequestURI = builder.replaceQuery(requestURI.getRawQuery()).build();
resetBaseAddress(newBaseURI);
URI current = proxy ? newBaseURI : newRequestURI;
resetCurrentBuilder(current);
return newRequestURI;
}
@SuppressWarnings("unchecked")
public Object[] invoke(BindingOperationInfo oi, Object[] params, Map context,
Exchange exchange) throws Exception {
try {
Object body = params.length == 0 ? null : params[0];
Map reqContext = CastUtils.cast((Map)context.get(REQUEST_CONTEXT));
MultivaluedMap headers =
(MultivaluedMap)reqContext.get(Message.PROTOCOL_HEADERS);
URI newRequestURI = calculateNewRequestURI(reqContext);
// TODO: if failover conduit selector fails to find a failover target
// then it will revert to the previous endpoint; that is not very likely
// but possible - thus ideally we need to resert base and current URI only
// if we get the same ConduitInitiatior endpoint instance before and after
// retryInvoke.
Object response = retryInvoke(newRequestURI, headers, body, exchange, context);
exchange.put(List.class, getContentsList(response));
return new Object[]{response};
} catch (Throwable t) {
Exception ex = t instanceof Exception ? (Exception)t : new Exception(t);
exchange.put(Exception.class, ex);
return null;
}
}
protected abstract Object retryInvoke(URI newRequestURI,
MultivaluedMap headers,
Object body,
Exchange exchange,
Map invContext) throws Throwable;
// TODO : shall we just do the reflective invocation here ?
protected static void addParametersToBuilder(UriBuilder ub, String paramName, Object pValue,
ParameterType pt) {
if (pt != ParameterType.MATRIX && pt != ParameterType.QUERY) {
throw new IllegalArgumentException("This method currently deal "
+ "with matrix and query parameters only");
}
if (!"".equals(paramName)) {
if (InjectionUtils.isSupportedCollectionOrArray(pValue.getClass())) {
Collection c = pValue.getClass().isArray()
? Arrays.asList((Object[]) pValue) : (Collection) pValue;
for (Iterator it = c.iterator(); it.hasNext();) {
addToBuilder(ub, paramName, it.next(), pt);
}
} else {
addToBuilder(ub, paramName, pValue, pt);
}
} else {
MultivaluedMap values =
InjectionUtils.extractValuesFromBean(pValue, "");
for (Map.Entry> entry : values.entrySet()) {
for (Object v : entry.getValue()) {
addToBuilder(ub, entry.getKey(), v, pt);
}
}
}
}
private static void addToBuilder(UriBuilder ub, String paramName, Object pValue,
ParameterType pt) {
if (pt == ParameterType.MATRIX) {
ub.matrixParam(paramName, pValue.toString());
} else {
ub.queryParam(paramName, pValue.toString());
}
}
protected static void reportMessageHandlerProblem(String name, Class cls, MediaType ct,
Throwable cause, Response response) {
org.apache.cxf.common.i18n.Message errorMsg =
new org.apache.cxf.common.i18n.Message(name,
BUNDLE,
cls,
JAXRSUtils.mediaTypeToString(ct));
LOG.severe(errorMsg.toString());
throw new ClientWebApplicationException(errorMsg.toString(), cause, response);
}
private static MediaType getResponseContentType(Response r) {
MultivaluedMap map = r.getMetadata();
if (map.containsKey(HttpHeaders.CONTENT_TYPE)) {
return JAXRSUtils.toMediaType(map.getFirst(HttpHeaders.CONTENT_TYPE).toString());
}
return MediaType.WILDCARD_TYPE;
}
protected static void setAllHeaders(MultivaluedMap headers, HttpURLConnection conn) {
for (Map.Entry> entry : headers.entrySet()) {
StringBuilder b = new StringBuilder();
for (int i = 0; i < entry.getValue().size(); i++) {
String value = entry.getValue().get(i);
b.append(value);
if (i + 1 < entry.getValue().size()) {
b.append(',');
}
}
conn.setRequestProperty(entry.getKey(), b.toString());
}
}
protected String[] parseQuotedHeaderValue(String originalValue) {
// this algorithm isn't perfect; see CXF-3518 for further discussion.
List results = new ArrayList();
char[] chars = originalValue.toCharArray();
int lastIndex = chars.length - 1;
boolean quote = false;
StringBuilder sb = new StringBuilder();
for (int pos = 0; pos <= lastIndex; pos++) {
char c = chars[pos];
if (pos == lastIndex) {
sb.append(c);
results.add(sb.toString());
} else {
switch(c) {
case '\"':
sb.append(c);
quote = !quote;
break;
case '\\':
if (quote) {
pos++;
if (pos <= lastIndex) {
c = chars[pos];
sb.append(c);
}
if (pos == lastIndex) {
results.add(sb.toString());
}
} else {
sb.append(c);
}
break;
case ',':
if (quote) {
sb.append(c);
} else {
results.add(sb.toString());
sb = new StringBuilder();
}
break;
default:
sb.append(c);
}
}
}
return results.toArray(new String[results.size()]);
}
protected ClientConfiguration getConfiguration() {
return cfg;
}
protected void setConfiguration(ClientConfiguration config) {
cfg = config;
}
// Note that some conduit selectors may update Message.ENDPOINT_ADDRESS
// after the conduit selector has been prepared but before the actual
// invocation thus it is also important to have baseURI and currentURI
// synched up with the latest endpoint address, after a successful proxy
// or web client invocation has returned
protected void prepareConduitSelector(Message message, URI currentURI, boolean proxy) {
try {
cfg.prepareConduitSelector(message);
} catch (Fault ex) {
LOG.warning("Failure to prepare a message from conduit selector");
}
message.getExchange().put(ConduitSelector.class, cfg.getConduitSelector());
message.getExchange().put(Service.class, cfg.getConduitSelector().getEndpoint().getService());
String address = (String)message.get(Message.ENDPOINT_ADDRESS);
// custom conduits may override the initial/current address
if (address.startsWith(HTTP_SCHEME) && !address.equals(currentURI.toString())) {
URI baseAddress = URI.create(address);
currentURI = calculateNewRequestURI(baseAddress, currentURI, proxy);
message.put(Message.ENDPOINT_ADDRESS, currentURI.toString());
message.put(Message.REQUEST_URI, currentURI.toString());
}
message.put(Message.BASE_PATH, getBaseURI().toString());
}
protected static PhaseInterceptorChain setupOutInterceptorChain(ClientConfiguration cfg) {
PhaseManager pm = cfg.getBus().getExtension(PhaseManager.class);
List> i1 = cfg.getBus().getOutInterceptors();
List> i2 = cfg.getOutInterceptors();
List> i3 = cfg.getConduitSelector().getEndpoint().getOutInterceptors();
return new PhaseChainCache().get(pm.getOutPhases(), i1, i2, i3);
}
protected static PhaseInterceptorChain setupInInterceptorChain(ClientConfiguration cfg) {
PhaseManager pm = cfg.getBus().getExtension(PhaseManager.class);
List> i1 = cfg.getBus().getInInterceptors();
List> i2 = cfg.getInInterceptors();
List> i3 = cfg.getConduitSelector().getEndpoint().getInInterceptors();
return new PhaseChainCache().get(pm.getInPhases(), i1, i2, i3);
}
protected Message createMessage(Object body,
String httpMethod,
MultivaluedMap headers,
URI currentURI,
Exchange exchange,
Map invocationContext,
boolean proxy) {
Message m = cfg.getConduitSelector().getEndpoint().getBinding().createMessage();
m.put(Message.REQUESTOR_ROLE, Boolean.TRUE);
m.put(Message.INBOUND_MESSAGE, Boolean.FALSE);
m.put(Message.REST_MESSAGE, Boolean.TRUE);
m.put(Message.HTTP_REQUEST_METHOD, httpMethod);
m.put(Message.PROTOCOL_HEADERS, headers);
if (currentURI.isAbsolute() && currentURI.getScheme().startsWith(HTTP_SCHEME)) {
m.put(Message.ENDPOINT_ADDRESS, currentURI.toString());
} else {
m.put(Message.ENDPOINT_ADDRESS, state.getBaseURI().toString());
}
Object requestURIProperty = cfg.getRequestContext().get(Message.REQUEST_URI);
if (requestURIProperty == null) {
m.put(Message.REQUEST_URI, currentURI.toString());
} else {
m.put(Message.REQUEST_URI, requestURIProperty.toString());
}
m.put(Message.CONTENT_TYPE, headers.getFirst(HttpHeaders.CONTENT_TYPE));
m.setContent(List.class, getContentsList(body));
if (body == null) {
setEmptyRequestProperty(m, httpMethod);
}
m.put(URITemplate.TEMPLATE_PARAMETERS, getState().getTemplates());
PhaseInterceptorChain chain = setupOutInterceptorChain(cfg);
m.setInterceptorChain(chain);
exchange = createExchange(m, exchange);
exchange.setOneWay("true".equals(headers.getFirst(Message.ONE_WAY_REQUEST)));
exchange.put(Retryable.class, this);
// context
setContexts(m, exchange, invocationContext, proxy);
//setup conduit selector
prepareConduitSelector(m, currentURI, proxy);
return m;
}
protected Map getRequestContext(Message outMessage) {
Map invContext
= CastUtils.cast((Map)outMessage.get(Message.INVOCATION_CONTEXT));
return CastUtils.cast((Map)invContext.get(REQUEST_CONTEXT));
}
protected List getContentsList(Object body) {
return body == null ? new MessageContentsList() : new MessageContentsList(body);
}
protected Exchange createExchange(Message m, Exchange exchange) {
if (exchange == null) {
exchange = new ExchangeImpl();
}
exchange.setSynchronous(true);
exchange.setOutMessage(m);
exchange.put(Bus.class, cfg.getBus());
exchange.put(MessageObserver.class, new ClientMessageObserver(cfg));
exchange.put(Endpoint.class, cfg.getConduitSelector().getEndpoint());
exchange.put("org.apache.cxf.http.no_io_exceptions", true);
//REVISIT - when response handling is actually put onto the in chain, this will likely not be needed
exchange.put(StaxInEndingInterceptor.STAX_IN_NOCLOSE, Boolean.TRUE);
m.setExchange(exchange);
return exchange;
}
protected void setContexts(Message message, Exchange exchange,
Map context, boolean proxy) {
Map reqContext = null;
Map resContext = null;
if (context == null) {
context = new HashMap();
}
reqContext = CastUtils.cast((Map)context.get(REQUEST_CONTEXT));
resContext = CastUtils.cast((Map)context.get(RESPONSE_CONTEXT));
if (reqContext == null) {
reqContext = new HashMap(cfg.getRequestContext());
context.put(REQUEST_CONTEXT, reqContext);
}
reqContext.put(Message.PROTOCOL_HEADERS, message.get(Message.PROTOCOL_HEADERS));
reqContext.put(Message.REQUEST_URI, message.get(Message.REQUEST_URI));
reqContext.put(Message.ENDPOINT_ADDRESS, message.get(Message.ENDPOINT_ADDRESS));
reqContext.put(PROXY_PROPERTY, proxy);
if (resContext == null) {
resContext = new HashMap();
context.put(RESPONSE_CONTEXT, resContext);
}
message.put(Message.INVOCATION_CONTEXT, context);
message.putAll(reqContext);
exchange.putAll(reqContext);
}
protected void setEmptyRequestProperty(Message outMessage, String httpMethod) {
if ("POST".equals(httpMethod)) {
outMessage.put("org.apache.cxf.post.empty", true);
}
}
protected void setPlainOperationNameProperty(Message outMessage, String name) {
outMessage.getExchange().put("org.apache.cxf.resource.operation.name", name);
}
}
