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Google XML Pages (GXP) is a templating system used to generate XML/SGML markup (most often HTML).

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/*
 * Copyright (C) 2008 Google 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.google.gxp.compiler.parser;

import com.google.gxp.compiler.alerts.AlertSink;
import com.google.gxp.compiler.alerts.SourcePosition;

import java.util.*;

/**
 * Abstract CallNamespace
 */
public abstract class CallNamespace implements Namespace {
  protected CallNamespace(){}

  public ParsedElement createElement(AlertSink alertSink,
                                     SourcePosition sourcePosition,
                                     String displayName,
                                     String tagName,
                                     List attrs,
                                     List children) {
    return new CallElement(sourcePosition, displayName,
                           getTagName(tagName),
                           attrs, children);
  }

  public abstract String getUri();

  protected abstract String getTagName(String tagName);

  /**
   * Parsed representation of a {@code } element.
   */
  public static class CallElement extends ParsedElement {
    private final String tagName;

    public String getTagName() {
      return tagName;
    }

    public CallElement(SourcePosition sourcePosition,
                       String displayName,
                       String tagName,
                       List attrs,
                       List children) {
      super(sourcePosition, displayName, attrs, children);
      this.tagName = tagName;
    }

    public  T acceptVisitor(ParsedElementVisitor visitor) {
      return visitor.visitCallElement(this);
    }

    @Override
    protected CallElement withChildrenImpl(List children) {
      return new CallElement(getSourcePosition(), getDisplayName(), tagName,
                             getAttributes(), children);
    }
  }

  public  T acceptVisitor(NamespaceVisitor visitor) {
    return visitor.visitCallNamespace(this);
  }
}