ureport2/ureport2-core/src/main/java/com/bstek/ureport/provider/report/classpath/ClasspathReportProvider.java

/*******************************************************************************
 * Copyright 2017 Bstek
 * 
 * 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.bstek.ureport.provider.report.classpath;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.core.io.Resource;

import com.bstek.ureport.exception.ReportException;
import com.bstek.ureport.provider.report.ReportFile;
import com.bstek.ureport.provider.report.ReportProvider;

/**
 * @author Jacky.gao
 * @since 2016年12月4日
 */
public class ClasspathReportProvider implements ReportProvider,ApplicationContextAware{
	private ApplicationContext applicationContext;
	@Override
	public InputStream loadReport(String file) {
		Resource resource=applicationContext.getResource(file);
		try {
			return resource.getInputStream();
		} catch (IOException e) {
			String newFileName=null;
			if(file.startsWith("classpath:")){
				newFileName="classpath*:"+file.substring(10,file.length());
			}else if(file.startsWith("classpath*:")){
				newFileName="classpath:"+file.substring(11,file.length());
			}
			if(newFileName!=null){
				try{
					return applicationContext.getResource(file).getInputStream();					
				}catch(IOException ex){
					throw new ReportException(e);
				}				
			}
			throw new ReportException(e);
		}
	}
	
	@Override
	public String getPrefix() {
		return "classpath";
	}
	
	@Override
	public void deleteReport(String file) {
	}
	
	@Override
	public void saveReport(String file,String content) {
	}

	@Override
	public void refresh() {

	}

	@Override
	public List<ReportFile> getReportFiles() {
		return null;
	}
	
	@Override
	public boolean disabled() {
		return false;
	}
	
	@Override
	public String getName() {
		return null;
	}
	
	@Override
	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
		this.applicationContext=applicationContext;
	}
}