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/*
Copyright 2007-2009 WebDriver committers
Copyright 2007-2009 Google Inc.

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 org.openqa.selenium.support;

import org.openqa.selenium.By;
import org.openqa.selenium.SearchContext;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.NoSuchElementException;

import java.util.ArrayList;
import java.util.List;

public class ByIdOrName extends By {
  private By idFinder;
  private By nameFinder;
  private String idOrName;

  public ByIdOrName(String idOrName) {
    this.idOrName = idOrName;
    idFinder = By.id(idOrName);
    nameFinder = By.name(idOrName);
  }

  @Override
  public WebElement findElement(SearchContext finder) {
    try {
      // First, try to locate by id
      return idFinder.findElement(finder);
    } catch (NoSuchElementException e) {
      // Then by name
      return nameFinder.findElement(finder);
    }
  }

  @Override
  public List findElements(SearchContext finder) {
    List elements = new ArrayList();

    // First: Find by id ...
    elements.addAll(idFinder.findElements(finder));
    // Second: Find by name ...
    elements.addAll(nameFinder.findElements(finder));

    return elements;
  }

  @Override
  public String toString() {
    return "by id or name \"" + idOrName + '"';
  }
}