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/* 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.activiti.validation;

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

import org.activiti.bpmn.model.BpmnModel;
import org.activiti.validation.validator.Validator;
import org.activiti.validation.validator.ValidatorSet;

/**

 */
public class ProcessValidatorImpl implements ProcessValidator {

  protected List validatorSets;

  @Override
  public List validate(BpmnModel bpmnModel) {

    List allErrors = new ArrayList();

    for (ValidatorSet validatorSet : validatorSets) {
      for (Validator validator : validatorSet.getValidators()) {
        List validatorErrors = new ArrayList();
        validator.validate(bpmnModel, validatorErrors);
        if (!validatorErrors.isEmpty()) {
          for (ValidationError error : validatorErrors) {
            error.setValidatorSetName(validatorSet.getName());
          }
          allErrors.addAll(validatorErrors);
        }
      }
    }
    return allErrors;
  }

  public List getValidatorSets() {
    return validatorSets;
  }

  public void setValidatorSets(List validatorSets) {
    this.validatorSets = validatorSets;
  }

  public void addValidatorSet(ValidatorSet validatorSet) {
    if (validatorSets == null) {
      validatorSets = new ArrayList();
    }
    validatorSets.add(validatorSet);
  }

}