content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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.core.el.juel.tree.impl.ast;
  
  import jakarta.el.ELContext;
  import java.util.List;
  import org.activiti.core.el.juel.tree.Bindings;
  
  public class AstComposite extends AstRightValue {
  
      private final List<AstNode> nodes;
  
      public AstComposite(List<AstNode> nodes) {
          this.nodes = nodes;
      }
  
      @Override
      public Object eval(Bindings bindings, ELContext context) {
          StringBuilder b = new StringBuilder(16);
          for (int i = 0; i < getCardinality(); i++) {
              b.append(bindings.convert(nodes.get(i).eval(bindings, context), String.class));
          }
          return b.toString();
      }
  
      @Override
      public String toString() {
          return "composite";
      }
  
      @Override
      public void appendStructure(StringBuilder b, Bindings bindings) {
          for (int i = 0; i < getCardinality(); i++) {
              nodes.get(i).appendStructure(b, bindings);
          }
      }
  
      public int getCardinality() {
          return nodes.size();
      }
  
      public AstNode getChild(int i) {
          return nodes.get(i);
      }
  }
  