TagNode.java

/**********************************************************************
 * Copyright (c) 2014 HubSpot 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 com.hubspot.jinjava.tree;

import com.hubspot.jinjava.interpret.InterpretException;
import com.hubspot.jinjava.interpret.JinjavaInterpreter;
import com.hubspot.jinjava.lib.tag.Tag;
import com.hubspot.jinjava.tree.output.OutputNode;
import com.hubspot.jinjava.tree.parse.TagToken;

public class TagNode extends Node {
  private static final long serialVersionUID = 2405693063353887509L;

  private final Tag tag;
  private final TagToken master;
  private final String endName;

  public TagNode(Tag tag, TagToken token) {
    super(token, token.getLineNumber());

    this.master = token;
    this.tag = tag;
    this.endName = tag.getEndTagName();
  }

  private TagNode(TagNode n) {
    super(n.master, n.getLineNumber());

    tag = n.tag;
    master = n.master;
    endName = n.endName;
  }

  @Override
  public OutputNode render(JinjavaInterpreter interpreter) {
    try {
      return tag.interpretOutput(this, interpreter);
    } catch (InterpretException e) {
      throw e;
    } catch (Exception e) {
      throw new InterpretException("Error rendering tag", e, master.getLineNumber());
    }
  }

  @Override
  public String toString() {
    return master.toString();
  }

  @Override
  public String getName() {
    return master.getTagName();
  }

  public String getEndName() {
    return endName;
  }

  public String getHelpers() {
    return master.getHelpers();
  }

  public Tag getTag() {
    return tag;
  }

}