Java tutorial
/* * Copyright 2013 Christian Robert * * 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 de.perdian.commons.lang.conversion.impl.converters; import java.io.IOException; import java.io.InputStream; import org.springframework.core.convert.converter.Converter; import org.springframework.core.io.Resource; import de.perdian.commons.lang.conversion.ConverterException; public class ResourceToStreamConverter implements Converter<Resource, InputStream> { @Override public InputStream convert(Resource resource) { if (resource == null) { return null; } else { try { return resource.getInputStream(); } catch (IOException e) { throw new ConverterException(resource, "Cannot read data from Resource", e); } } } }