| /* |
| * Copyright 2014 The Apache Software Foundation. |
| * |
| * 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. |
| */ |
| package org.apache.olingo.client.core.communication.request; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.client.methods.HttpUriRequest; |
| import org.apache.olingo.client.api.EdmEnabledODataClient; |
| import org.apache.olingo.client.api.ODataClient; |
| import org.apache.olingo.client.api.communication.ODataClientErrorException; |
| import org.apache.olingo.client.core.communication.header.ODataErrorResponseChecker; |
| import org.apache.olingo.commons.api.ex.ODataRuntimeException; |
| import org.apache.olingo.commons.api.format.ContentType; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| public abstract class AbstractRequest { |
| |
| /** |
| * Logger. |
| */ |
| protected static final Logger LOG = LoggerFactory.getLogger(AbstractRequest.class); |
| |
| protected void checkRequest(final ODataClient odataClient, final HttpUriRequest request) { |
| // If using and Edm enabled client, checks that the cached service root matches the request URI |
| if (odataClient instanceof EdmEnabledODataClient |
| && !request.getURI().toASCIIString().startsWith( |
| ((EdmEnabledODataClient) odataClient).getServiceRoot())) { |
| |
| throw new IllegalArgumentException( |
| String.format("The current request URI %s does not match the configured service root %s", |
| request.getURI().toASCIIString(), |
| ((EdmEnabledODataClient) odataClient).getServiceRoot())); |
| } |
| } |
| |
| protected void checkResponse( |
| final ODataClient odataClient, final HttpResponse response, final String accept) { |
| |
| if (response.getStatusLine().getStatusCode() >= 400) { |
| final ContentType contentType = determineContentType(response, accept); |
| try { |
| final ODataRuntimeException exception = ODataErrorResponseChecker.checkResponse( |
| odataClient, |
| response.getStatusLine(), |
| response.getEntity() == null ? null : response.getEntity().getContent(), |
| contentType); |
| if (exception != null) { |
| if (exception instanceof ODataClientErrorException) { |
| ((ODataClientErrorException)exception).setHeaderInfo(response.getAllHeaders()); |
| } |
| throw exception; |
| } |
| } catch (IOException e) { |
| throw new ODataRuntimeException( |
| "Received '" + response.getStatusLine() + "' but could not extract error body", e); |
| } |
| } |
| } |
| |
| private static ContentType determineContentType(HttpResponse response, String accept) { |
| if (response.getEntity() == null |
| || response.getEntity().getContentType() == null |
| || StringUtils.isBlank(response.getEntity().getContentType().getValue())) { |
| return ContentType.fromAcceptHeader(accept); |
| } |
| try { |
| return ContentType.create(response.getEntity().getContentType().getValue()); |
| } catch (Exception exception) { |
| return ContentType.JSON; |
| } |
| } |
| |
| } |