/*
* 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.sling.scripting.jst;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Reader;
import org.apache.sling.scripting.javascript.io.EspReader;
/** Generates javascript code by converting a JST script to
* client-side javascript code that renders the node. Meant
* to be used with the JstScriptEngine.
*/
class JsCodeGenerator {
/** Convert the script read on scriptReader to javascript code and
* write the result to output using a BodyOnlyScriptFilteredCopy,
* to keep only the part that's relevant for the document body
*/
void generateCode(Reader scriptReader, PrintWriter output) throws IOException {
final EspReader er = new EspReader(scriptReader);
er.setOutInitStatement("");
output.println("out=document;");
new BodyOnlyScriptFilteredCopy().copy(er,output);
}
}