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    • com.linkedin.restli.client.BatchCreateIdRequestBuilder Maven / Gradle / Ivy

    /*
   Copyright (c) 2014 LinkedIn Corp.

   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 com.linkedin.restli.client;


import com.linkedin.data.DataMap;
import com.linkedin.data.template.RecordTemplate;
import com.linkedin.restli.common.CollectionRequest;
import com.linkedin.restli.common.ResourceSpec;
import com.linkedin.restli.common.TypeSpec;
import com.linkedin.restli.common.attachments.RestLiAttachmentDataSourceWriter;
import com.linkedin.restli.common.attachments.RestLiDataSourceIterator;
import com.linkedin.restli.internal.client.BatchCreateIdDecoder;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;


/**
 * Request Builder for Batch Creates that can respond with strongly-typed keys as first-class citizens.
 *
 * @author  Moira Tagle
 */
public class BatchCreateIdRequestBuilder extends RestfulRequestBuilder>
{
  private final List _entities = new ArrayList();
  private final Class _valueClass;
  private List _streamingAttachments; //We initialize only when we need to.

  protected BatchCreateIdRequestBuilder(String baseURITemplate,
                                        Class valueClass,
                                        ResourceSpec resourceSpec,
                                        RestliRequestOptions requestOptions)
  {
    super(baseURITemplate, resourceSpec, requestOptions);
    _valueClass = valueClass;
  }

  public BatchCreateIdRequestBuilder input(V entity)
  {
    _entities.add(entity);
    return this;
  }

  public BatchCreateIdRequestBuilder inputs(List entities)
  {
    _entities.addAll(entities);
    return this;
  }

  public BatchCreateIdRequestBuilder appendSingleAttachment(final RestLiAttachmentDataSourceWriter streamingAttachment)
  {
    if (_streamingAttachments == null)
    {
      _streamingAttachments = new ArrayList<>();
    }

    _streamingAttachments.add(streamingAttachment);
    return this;
  }

  public BatchCreateIdRequestBuilder appendMultipleAttachments(final RestLiDataSourceIterator dataSourceIterator)
  {
    if (_streamingAttachments == null)
    {
      _streamingAttachments = new ArrayList<>();
    }

    _streamingAttachments.add(dataSourceIterator);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder setParam(String key, Object value)
  {
    super.setParam(key, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder setReqParam(String key, Object value)
  {
    super.setReqParam(key, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder addParam(String key, Object value)
  {
    super.addParam(key, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder addReqParam(String key, Object value)
  {
    super.addReqParam(key, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder setHeader(String key, String value)
  {
    super.setHeader(key, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder setHeaders(Map headers)
  {
    super.setHeaders(headers);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder addHeader(String name, String value)
  {
    super.addHeader(name, value);
    return this;
  }

  @Override
  public BatchCreateIdRequestBuilder pathKey(String name, Object value)
  {
    super.pathKey(name, value);
    return this;
  }

  @Override
  public BatchCreateIdRequest build()
  {
    @SuppressWarnings("unchecked")
    BatchCreateIdDecoder decoder = new BatchCreateIdDecoder((TypeSpec)_resourceSpec.getKeyType(),
                                                                  _resourceSpec.getKeyParts(),
                                                                  _resourceSpec.getComplexKeyType());

    return new BatchCreateIdRequest(buildReadOnlyHeaders(),
                                          buildReadOnlyCookies(),
                                          decoder,
                                          buildReadOnlyInput(),
                                          _resourceSpec,
                                          buildReadOnlyQueryParameters(),
                                          getQueryParamClasses(),
                                          getBaseUriTemplate(),
                                          buildReadOnlyPathKeys(),
                                          getRequestOptions(),
                                          _streamingAttachments == null ? null : Collections.unmodifiableList(_streamingAttachments));
  }

  private CollectionRequest buildReadOnlyInput()
  {
    try
    {
      DataMap map = new DataMap();
      CollectionRequest input = new CollectionRequest(map, _valueClass);

      for (V entity : _entities)
      {
        input.getElements().add(getReadOnlyOrCopyDataTemplate(entity));
      }

      map.setReadOnly();
      return input;
    }
    catch (CloneNotSupportedException cloneException)
    {
      throw new IllegalArgumentException("Entity cannot be copied.", cloneException);
    }
  }
}
    
    
    
    

    




    
    
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