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/*
 * Copyright The Microcks Authors.
 *
 * 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.github.microcks.util.el;

/**
 * A simple implementation of {@code Expression} that managed literals. The rendered value is the given one, unchanged.
 * @author laurent
 */
public class LiteralExpression implements Expression {

   private final String value;

   /**
    * Create a new Literal expression with this constant value.
    * @param value The constant literal value
    */
   public LiteralExpression(String value) {
      this.value = value;
   }

   @Override
   public String getValue(EvaluationContext context) {
      return this.value;
   }
}