MyNodePortLocationModelParameterConverter.java

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package input.customportmodel;

import com.yworks.yfiles.graphml.IMarkupExtensionConverter;
import com.yworks.yfiles.graphml.IWriteContext;
import com.yworks.yfiles.graphml.MarkupExtension;

/**
 * Creates the markup extension that is required for writing port location parameters
 * created by {@link MyNodePortLocationModel}.
 * <p>
 * This helper class needs to be public in order to be accessible by GraphML's reflection code.
 * </p>
 */
public class MyNodePortLocationModelParameterConverter implements IMarkupExtensionConverter {

  @Override
  public boolean canConvert(IWriteContext context, Object value ) {
    return value instanceof MyNodePortLocationModel.MyNodePortLocationModelParameter;
  }

  @Override
  public MarkupExtension convert( IWriteContext context, Object value ) {
    if (value instanceof MyNodePortLocationModel.MyNodePortLocationModelParameter) {
      MyNodePortLocationModel.MyNodePortLocationModelParameter parameter = (MyNodePortLocationModel.MyNodePortLocationModelParameter) value;
      return new MyNodePortLocationModelParameterExtension((MyNodePortLocationModel)parameter.getModel(), parameter.getLocation());
    } else {
      return null;
    }
  }
}