jetbrick.web.mvc.results.views.AbstractTemplateViewHandler Maven / Gradle / Ivy
/**
* Copyright 2013-2014 Guoqiang Chen, Shanghai, China. All rights reserved.
*
* Email: [email protected]
* URL: http://subchen.github.io/
*
* 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 jetbrick.web.mvc.results.views;
import jetbrick.io.PathUtils;
import jetbrick.lang.StringUtils;
import jetbrick.web.mvc.RequestContext;
public abstract class AbstractTemplateViewHandler implements ViewHandler {
public abstract String getPrefix();
@Override
public void render(RequestContext ctx, String viewPathName) throws Exception {
// 转换相对路径为绝对路径
String view = PathUtils.getRelativePath(ctx.getPathInfo(), viewPathName);
if (view.endsWith("/")) {
view = view.concat("index");
}
String prefix = getPrefix();
if (prefix != null) {
view = StringUtils.prefix(view, prefix);
}
view = StringUtils.suffix(view, getSuffix());
doRender(ctx, view);
}
protected abstract void doRender(RequestContext ctx, String viewPathName) throws Exception;
}