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 jakarta.el.ELException;
  import jakarta.el.MethodInfo;
  import jakarta.el.ValueReference;
  import org.activiti.core.el.juel.misc.LocalMessages;
  import org.activiti.core.el.juel.tree.Bindings;
  
  public final class AstText extends AstNode {
  
      private final String value;
  
      public AstText(String value) {
          this.value = value;
      }
  
      public boolean isLiteralText() {
          return true;
      }
  
      public boolean isLeftValue() {
          return false;
      }
  
      public boolean isMethodInvocation() {
          return false;
      }
  
      public Class<?> getType(Bindings bindings, ELContext context) {
          return null;
      }
  
      public boolean isReadOnly(Bindings bindings, ELContext context) {
          return true;
      }
  
      public void setValue(Bindings bindings, ELContext context, Object value) {
          throw new ELException(LocalMessages.get("error.value.set.rvalue", getStructuralId(bindings)));
      }
  
      public ValueReference getValueReference(Bindings bindings, ELContext context) {
          return null;
      }
  
      @Override
      public Object eval(Bindings bindings, ELContext context) {
          return value;
      }
  
      public MethodInfo getMethodInfo(Bindings bindings, ELContext context, Class<?> returnType, Class<?>[] paramTypes) {
          return null;
      }
  
      public Object invoke(
          Bindings bindings,
          ELContext context,
          Class<?> returnType,
          Class<?>[] paramTypes,
          Object[] paramValues
      ) {
          return returnType == null ? value : bindings.convert(value, returnType);
      }
  
      @Override
      public String toString() {
          return "\"" + value + "\"";
      }
  
      @Override
      public void appendStructure(StringBuilder b, Bindings bindings) {
          int end = value.length() - 1;
          for (int i = 0; i < end; i++) {
              char c = value.charAt(i);
              if ((c == '#' || c == '$') && value.charAt(i + 1) == '{') {
                  b.append('\\');
              }
              b.append(c);
          }
          if (end >= 0) {
              b.append(value.charAt(end));
          }
      }
  
      public int getCardinality() {
          return 0;
      }
  
      public AstNode getChild(int i) {
          return null;
      }
  }
  