/*******************************************************************************
 * Copyright 2013 SAP AG
 * 
 * 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.sap.core.odata.core.uri;

import java.util.Collections;
import java.util.List;

import com.sap.core.odata.api.edm.EdmEntitySet;
import com.sap.core.odata.api.edm.EdmNavigationProperty;
import com.sap.core.odata.api.uri.KeyPredicate;
import com.sap.core.odata.api.uri.NavigationSegment;

/**
 * @author SAP AG
 */
public class NavigationSegmentImpl implements NavigationSegment {

  private EdmNavigationProperty navigationProperty;
  private EdmEntitySet targetEntitySet;
  private List<KeyPredicate> keyPredicates = Collections.emptyList();

  @Override
  public List<KeyPredicate> getKeyPredicates() {
    return keyPredicates;
  }

  public void setKeyPredicates(final List<KeyPredicate> keyPredicates) {
    this.keyPredicates = keyPredicates;
  }

  @Override
  public EdmNavigationProperty getNavigationProperty() {
    return navigationProperty;
  }

  public void setNavigationProperty(final EdmNavigationProperty edmNavigationProperty) {
    navigationProperty = edmNavigationProperty;
  }

  @Override
  public EdmEntitySet getEntitySet() {
    return targetEntitySet;
  }

  public void setEntitySet(final EdmEntitySet edmEntitySet) {
    targetEntitySet = edmEntitySet;
  }

  @Override
  public String toString() {
    return "Navigation Property: " + navigationProperty + ", "
        + "Target Entity Set: " + targetEntitySet + ", "
        + "Key Predicates: " + keyPredicates;
  }

}