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package org.apache.velocity.runtime.parser.node;
/*
* 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.
*/
import org.apache.velocity.context.InternalContextAdapter;
import org.apache.velocity.exception.TemplateInitException;
import org.apache.velocity.runtime.parser.Parser;
import org.apache.velocity.runtime.parser.Token;
import java.io.IOException;
import java.io.Writer;
/**
* This node holds the "Textblock" data which should not be interpreted by Velocity.
*
* Textblocks are marked in Velocity with #[[content here]]# notation. Velocity
* will output everything between the markers and does not attempt to parse it in any way.
*/
public class ASTTextblock extends SimpleNode
{
public final String START;
public final String END;
private char[] ctext;
/**
* @param p
* @param id
*/
public ASTTextblock(Parser p, int id)
{
super(p, id);
START = parser.hash() + "[[";
END = "]]" + parser.hash();
}
/**
* @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.node.ParserVisitor, java.lang.Object)
*/
@Override
public Object jjtAccept(ParserVisitor visitor, Object data)
{
return visitor.visit(this, data);
}
/**
* @see org.apache.velocity.runtime.parser.node.SimpleNode#init(org.apache.velocity.context.InternalContextAdapter, java.lang.Object)
*/
@Override
public Object init(InternalContextAdapter context, Object data)
throws TemplateInitException
{
Token t = getFirstToken();
String text = t.image;
// t.image is in format: #[[ <string> ]]#
// we must strip away the hash tags
text = text.substring(START.length(), text.length() - END.length());
ctext = text.toCharArray();
cleanupParserAndTokens();
return data;
}
/**
* @see org.apache.velocity.runtime.parser.node.SimpleNode#render(org.apache.velocity.context.InternalContextAdapter, java.io.Writer)
*/
@Override
public boolean render(InternalContextAdapter context, Writer writer)
throws IOException
{
writer.write(ctext);
return true;
}
}
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