org.apache.geode.cache.query.internal.parse.GemFireAST Maven / Gradle / Ivy

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Apache Geode provides a database-like consistency model, reliable transaction processing and a shared-nothing architecture to maintain very low latency performance with high concurrency processing

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/*
 * 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.geode.cache.query.internal.parse;

import antlr.*;
// import antlr.collections.*;
// import org.apache.geode.cache.query.*;
import org.apache.geode.cache.query.internal.QCompiler;

/**
 *
 */
public class GemFireAST extends CommonAST {
  private static final long serialVersionUID = 779964802274305208L;

  public GemFireAST() {
    super();
  }

  public GemFireAST(Token tok) {
    super(tok);
  }

  @Override
  public String getText() {
    String txt = super.getText();
    if (txt == null) {
      return "[no text]";
    }
    return txt;
  }

  public void compile(QCompiler compiler) {
    childrenCompile(compiler);
  }

  public void childrenCompile(QCompiler compiler) {
    GemFireAST child = (GemFireAST) getFirstChild();
    while (child != null) {
      child.compile(compiler);
      child = (GemFireAST) child.getNextSibling();
    }
  }

}