/*
* Copyright (C) 2010 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.clearsilver.jsilver.interpreter;
import com.google.clearsilver.jsilver.autoescape.EscapeMode;
import com.google.clearsilver.jsilver.exceptions.JSilverIOException;
import com.google.clearsilver.jsilver.resourceloader.ResourceLoader;
import com.google.clearsilver.jsilver.syntax.SyntaxTreeBuilder;
import com.google.clearsilver.jsilver.syntax.TemplateSyntaxTree;
import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
/**
* Loads a template from disk, and parses it into an AST. Does not do any caching.
*/
public class LoadingTemplateFactory implements TemplateFactory {
private final SyntaxTreeBuilder syntaxTreeBuilder = new SyntaxTreeBuilder();
public TemplateSyntaxTree find(String templateName, ResourceLoader resourceLoader,
EscapeMode escapeMode) {
try {
Reader reader = resourceLoader.openOrFail(templateName);
try {
return syntaxTreeBuilder.parse(reader, templateName, escapeMode);
} finally {
reader.close();
}
} catch (IOException e) {
throw new JSilverIOException(e);
}
}
public TemplateSyntaxTree createTemp(String content, EscapeMode escapeMode) {
return syntaxTreeBuilder.parse(new StringReader(content), "", escapeMode);
}
}