/*
* Copyright 2012 astamuse company,Ltd.
*
* 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.astamuse.asta4d.snippet.extract;
import java.util.concurrent.ConcurrentHashMap;
import com.astamuse.asta4d.snippet.SnippetDeclarationInfo;
/**
* Extract snippet declaration as the format of "xxx.yyy:zzz", if "zzz" is not
* specified, "render" will be used. "xxx.yyy" which is before colon will be
* treated as snippet name (usually as class name or a id of a certain class)
* and the part after colon will be treated as method name.
*
* @author e-ryu
*
*/
public class DefaultSnippetExtractor implements SnippetExtractor {
private final static ConcurrentHashMap<String, SnippetDeclarationInfo> infoCache = new ConcurrentHashMap<>();
@Override
public SnippetDeclarationInfo extract(String renderDeclaration) {
SnippetDeclarationInfo info = infoCache.get(renderDeclaration);
if (info == null) {
info = _extract(renderDeclaration);
infoCache.put(renderDeclaration, info);
}
return info;
}
private SnippetDeclarationInfo _extract(String renderDeclaration) {
String snippetClass, snippetMethod;
String[] sa = renderDeclaration.split(":");
if (sa.length < 2) {
snippetClass = sa[0];
snippetMethod = "render";
} else {
snippetClass = sa[0];
snippetMethod = sa[1];
}
return new SnippetDeclarationInfo(snippetClass, snippetMethod);
}
}