onderson commented on a change in pull request #3777: URL: https://github.com/apache/camel/pull/3777#discussion_r419167912
########## File path: components/camel-resteasy/src/main/java/org/apache/camel/component/resteasy/DefaultResteasyHttpBinding.java ########## @@ -0,0 +1,219 @@ +/* + * 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.camel.component.resteasy; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Map; + +import javax.ws.rs.client.Client; +import javax.ws.rs.client.ClientBuilder; +import javax.ws.rs.client.Entity; +import javax.ws.rs.client.Invocation; +import javax.ws.rs.client.WebTarget; +import javax.ws.rs.core.Response; + +import org.apache.camel.Exchange; +import org.apache.camel.spi.HeaderFilterStrategy; +import org.apache.camel.support.MessageHelper; +import org.apache.camel.util.ObjectHelper; +import org.apache.commons.lang3.exception.ExceptionUtils; +import org.jboss.resteasy.client.jaxrs.ResteasyWebTarget; +import org.jboss.resteasy.client.jaxrs.internal.BasicAuthentication; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * The default Resteasy binding implementation + */ +public class DefaultResteasyHttpBinding implements ResteasyHttpBinding { + + private static final Logger LOG = LoggerFactory.getLogger(DefaultResteasyHttpBinding.class); + + private HeaderFilterStrategy headerFilterStrategy; + + public HeaderFilterStrategy getHeaderFilterStrategy() { + return headerFilterStrategy; + } + + @Override + public void setHeaderFilterStrategy(HeaderFilterStrategy headerFilterStrategy) { + this.headerFilterStrategy = headerFilterStrategy; + } + + @Override + public Response populateResteasyRequestFromExchangeAndExecute(String uri, Exchange exchange, Map<String, String> parameters) { + Client client = ClientBuilder.newBuilder().build(); + String body = exchange.getIn().getBody(String.class); + + LOG.debug("Body in producer: " + body); + + String mediaType = exchange.getIn().getHeader(Exchange.CONTENT_TYPE, String.class); + + WebTarget target = client.target(uri); + + LOG.debug("Populate Resteasy request from exchange body: {} using media type {}", body, mediaType); + + Invocation.Builder builder; + if (mediaType != null) { + builder = target.request(mediaType); + } else { + builder = target.request(); + } + + + for (Map.Entry<String, Object> entry : exchange.getIn().getHeaders().entrySet()) { + String key = entry.getKey(); + Object value = entry.getValue(); + if (headerFilterStrategy != null + && !headerFilterStrategy.applyFilterToCamelHeaders(key, value, exchange)) { + builder.header(key, value); + LOG.debug("Populate Resteasy request from exchange header: {} value: {}", key, value); + } + } + + if (parameters.get("username") != null && parameters.get("password") != null) { + target.register(new BasicAuthentication(parameters.get("username"), parameters.get("password"))); + } + LOG.debug("Basic authentication was applied"); + String method = parameters.get("method"); + + if (method.equals("GET")) { + return builder.get(); + } + if (method.equals("POST")) { + return builder.post(Entity.entity(body, mediaType)); + } + if (method.equals("PUT")) { + return builder.put(Entity.entity(body, mediaType)); + } + if (method.equals("DELETE")) { + return builder.delete(); + } + if (method.equals("OPTIONS")) { + return builder.options(); + } + if (method.equals("TRACE")) { + return builder.trace(); + } + if (method.equals("HEAD")) { + return builder.head(); + } + + // maybe throw exception because not method was correct + throw new IllegalArgumentException("Method '" + method + "' is not supported method"); + } + + + @SuppressWarnings({ "rawtypes", "unchecked" }) + @Override + public void populateProxyResteasyRequestAndExecute(String uri, Exchange exchange, Map<String, String> parameters) { + Client client = ClientBuilder.newBuilder().build(); + + WebTarget target = client.target(uri); + + if (parameters.get("username") != null && parameters.get("password") != null) { + target.register(new BasicAuthentication(parameters.get("username"), parameters.get("password"))); + } + + if (LOG.isTraceEnabled()) { + LOG.trace("Basic authentication was applied"); + } + + Class realClazz; + Object object = null; + try { + realClazz = Class.forName(parameters.get("proxyClassName")); Review comment: in earlier versions the client framework was a bit limited in resteasy. there are other ways but looks like this is one of the prior methods considering API support coming from resteasy's history. to consider adding / removing such features, engagement with resteasy community might be good but can be said of being not strong ATM ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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