odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/ScenarioServiceFactory.java

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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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package org.apache.olingo.odata2.ref.processor;

import org.apache.olingo.odata2.api.ODataCallback;
import org.apache.olingo.odata2.api.ODataDebugCallback;
import org.apache.olingo.odata2.api.ODataService;
import org.apache.olingo.odata2.api.ODataServiceFactory;
import org.apache.olingo.odata2.api.exception.ODataException;
import org.apache.olingo.odata2.api.processor.ODataContext;
import org.apache.olingo.odata2.ref.edm.ScenarioEdmProvider;
import org.apache.olingo.odata2.ref.model.DataContainer;

/**
 * Service Factory for the reference scenario.
 */
public class ScenarioServiceFactory extends ODataServiceFactory {

  @Override
  public ODataService createService(final ODataContext context) throws ODataException {
    DataContainer dataContainer = new DataContainer();
    dataContainer.reset();

    return createODataSingleProcessorService(
        new ScenarioEdmProvider(),
        new ListsProcessor(new ScenarioDataSource(dataContainer)));
  }

  @SuppressWarnings("unchecked")
  @Override
  public <T extends ODataCallback> T getCallback(final Class<T> callbackInterface) {
    return (T) (callbackInterface.isAssignableFrom(ScenarioErrorCallback.class) ?
        new ScenarioErrorCallback() : callbackInterface.isAssignableFrom(ODataDebugCallback.class) ?
            new ScenarioDebugCallback() : super.getCallback(callbackInterface));
  }

  private final class ScenarioDebugCallback implements ODataDebugCallback {
    @Override
    public boolean isDebugEnabled() {
      return true;
    }
  }
}