LayerAdapter.java

package org.springframework.roo.classpath.layers;

/**
 * Convenience class for addon developers wishing to implement their own
 * {@link LayerProvider}.
 * 
 * @author Stefan Schmidt
 * @author Andrew Swan
 * @since 1.2.0
 */
public abstract class LayerAdapter implements LayerProvider {

  @Override
  public boolean equals(final Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    final LayerProvider other = (LayerProvider) obj;
    return getLayerPosition() == other.getLayerPosition();
  }

  @Override
  public int hashCode() {
    return getLayerPosition();
  }
}