| /* |
| * 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.olingo.client.core.communication.request.batch; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| import java.util.NoSuchElementException; |
| |
| import org.apache.olingo.client.api.communication.response.ODataResponse; |
| import org.apache.olingo.client.core.communication.response.AsyncResponseImpl; |
| import org.apache.olingo.client.core.communication.response.batch.ODataBatchErrorResponse; |
| |
| /** |
| * Retrieve response wrapper for the corresponding batch item. |
| */ |
| public class ODataSingleResponseItem extends AbstractODataBatchResponseItem { |
| |
| public static final String SINGLE_CONTENT_ID = "__SINGLE__"; |
| |
| /** |
| * Constructor. |
| */ |
| public ODataSingleResponseItem() { |
| super(false); |
| } |
| |
| /** |
| * {@inheritDoc } |
| */ |
| @Override |
| public ODataResponse next() { |
| if (closed) { |
| throw new IllegalStateException("Invalid request - the item has been closed"); |
| } |
| |
| if (!hasNext()) { |
| throw new NoSuchElementException("No item found"); |
| } |
| |
| final Map.Entry<Integer, String> responseLine = ODataBatchUtilities.readResponseLine(batchLineIterator); |
| LOG.debug("Retrieved item response {}", responseLine); |
| |
| final Map<String, Collection<String>> headers = ODataBatchUtilities.readHeaders(batchLineIterator); |
| LOG.debug("Retrieved item headers {}", headers); |
| |
| if (responseLine.getKey() == 202) { |
| // generate async response |
| current = new AsyncResponseImpl(responseLine, headers, batchLineIterator, boundary); |
| breaking = true; |
| } else if (responseLine.getKey() >= 400) { |
| // generate error response |
| current = new ODataBatchErrorResponse(responseLine, headers, batchLineIterator, boundary); |
| breaking = true; |
| } else { |
| if (!hasNext()) { |
| throw new NoSuchElementException("No item found"); |
| } |
| current = expectedItemsIterator.next().initFromBatch(responseLine, headers, batchLineIterator, boundary); |
| } |
| |
| return current; |
| } |
| |
| /** |
| * Unsupported operation. |
| */ |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException("Operation not supported."); |
| } |
| |
| @Override |
| public void close() { |
| super.close(); |
| if (current != null && !(current instanceof AsyncResponseImpl) && !(current instanceof ODataBatchErrorResponse)) { |
| current.close(); |
| } |
| } |
| |
| } |