/*
 * Copyright © 2017 Cask Data, 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 io.cdap.cdap.internal.app.runtime.schedule.trigger;

import io.cdap.cdap.api.schedule.Trigger;

/**
 * A Trigger builder that builds a {@link AbstractSatisfiableCompositeTrigger}
 */
public abstract class AbstractCompositeTriggerBuilder implements TriggerBuilder {

  private final Type type;
  protected final Trigger[] triggers;

  protected AbstractCompositeTriggerBuilder(Type type, Trigger... triggers) {
    this.type = type;
    this.triggers = triggers;
  }

  @Override
  public Type getType() {
    return type;
  }

  protected SatisfiableTrigger[] getBuiltTriggers(String namespace, String applicationName,
      String applicationVersion) {
    int numTriggers = triggers.length;
    SatisfiableTrigger[] builtTriggers = new SatisfiableTrigger[numTriggers];
    for (int i = 0; i < numTriggers; i++) {
      Trigger trigger = triggers[i];
      builtTriggers[i] = trigger instanceof TriggerBuilder
          ? ((TriggerBuilder) trigger).build(namespace, applicationName, applicationVersion)
          : (SatisfiableTrigger) trigger;
    }
    return builtTriggers;
  }
}
