components/camel-scala/src/main/scala/org/apache/camel/scala/ScalaPredicate.scala

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel
package scala

import dsl.languages.LanguageFunction
import org.apache.camel.Predicate
import org.apache.camel.util.ObjectHelper._

class ScalaPredicate(function: Exchange => Any) extends Predicate {

  override def matches(exchange: Exchange) = {
    val predicate = function(exchange)
    predicate match {
      case f : LanguageFunction => f.matches(exchange)
      case _ => evaluateValuePredicate(predicate)
    }
  }

}