content: /*
   * 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.ignite.idgen;
  
  import java.util.Map;
  
  import org.apache.camel.Category;
  import org.apache.camel.Consumer;
  import org.apache.camel.Processor;
  import org.apache.camel.Producer;
  import org.apache.camel.component.ignite.AbstractIgniteEndpoint;
  import org.apache.camel.component.ignite.IgniteConstants;
  import org.apache.camel.spi.Metadata;
  import org.apache.camel.spi.UriEndpoint;
  import org.apache.camel.spi.UriParam;
  import org.apache.camel.spi.UriPath;
  import org.apache.camel.util.ObjectHelper;
  import org.apache.ignite.IgniteAtomicSequence;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import static org.apache.camel.component.ignite.IgniteConstants.SCHEME_IDGEN;
  
  /**
   * Interact with <a href="https://apacheignite.readme.io/docs/id-generator">Ignite Atomic Sequences and ID Generators
   * </a>.
   *
   * This endpoint only supports producers.
   */
  @UriEndpoint(firstVersion = "2.17.0", scheme = SCHEME_IDGEN, title = "Ignite ID Generator", syntax = "ignite-idgen:name",
               category = { Category.CACHE, Category.CLUSTERING }, producerOnly = true, headersClass = IgniteConstants.class)
  public class IgniteIdGenEndpoint extends AbstractIgniteEndpoint {
  
      private static final Logger LOG = LoggerFactory.getLogger(IgniteIdGenEndpoint.class);
  
      @UriPath
      @Metadata(required = true)
      private String name;
  
      @UriParam(label = "producer")
      private Integer batchSize;
  
      @UriParam(label = "producer", defaultValue = "0")
      private Long initialValue = 0L;
  
      @UriParam(label = "producer")
      private IgniteIdGenOperation operation;
  
      public IgniteIdGenEndpoint(String endpointUri, String remaining, Map<String, Object> parameters,
                                 IgniteIdGenComponent igniteComponent) {
          super(endpointUri, igniteComponent);
          name = remaining;
  
          ObjectHelper.notNull(name, "ID Generator name");
      }
  
      @Override
      public Producer createProducer() throws Exception {
          IgniteAtomicSequence atomicSeq = ignite().atomicSequence(name, initialValue, false);
  
          if (atomicSeq == null) {
              atomicSeq = ignite().atomicSequence(name, initialValue, true);
              LOG.info("Created AtomicSequence of ID Generator with name {}.", name);
          }
  
          if (batchSize != null) {
              atomicSeq.batchSize(batchSize);
          }
  
          return new IgniteIdGenProducer(this, atomicSeq);
      }
  
      @Override
      public Consumer createConsumer(Processor processor) throws Exception {
          throw new UnsupportedOperationException("The Ignite Id Generator endpoint doesn't support consumers.");
      }
  
      /**
       * Gets the name.
       */
      public String getName() {
          return name;
      }
  
      /**
       * The sequence name.
       */
      public void setName(String name) {
          this.name = name;
      }
  
      /**
       * Gets the initial value.
       */
      public Long getInitialValue() {
          return initialValue;
      }
  
      /**
       * The initial value.
       */
      public void setInitialValue(Long initialValue) {
          this.initialValue = initialValue;
      }
  
      /**
       * Gets the operation.
       */
      public IgniteIdGenOperation getOperation() {
          return operation;
      }
  
      /**
       * The operation to invoke on the Ignite ID Generator. Superseded by the IgniteConstants.IGNITE_IDGEN_OPERATION
       * header in the IN message. Possible values: ADD_AND_GET, GET, GET_AND_ADD, GET_AND_INCREMENT, INCREMENT_AND_GET.
       */
      public void setOperation(IgniteIdGenOperation operation) {
          this.operation = operation;
      }
  
      /**
       * Gets the batch size.
       */
      public Integer getBatchSize() {
          return batchSize;
      }
  
      /**
       * The batch size.
       */
      public void setBatchSize(Integer batchSize) {
          this.batchSize = batchSize;
      }
  
  }
  