/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 org.apache.commons.vfs2.provider.http5; import java.io.IOException; import org.apache.commons.vfs2.FileContent; import org.apache.commons.vfs2.FileContentInfo; import org.apache.commons.vfs2.FileContentInfoFactory; import org.apache.commons.vfs2.FileSystemException; import org.apache.commons.vfs2.impl.DefaultFileContentInfo; import org.apache.commons.vfs2.util.FileObjectUtils; import org.apache.hc.core5.http.ContentType; import org.apache.hc.core5.http.Header; import org.apache.hc.core5.http.HttpHeaders; import org.apache.hc.core5.http.HttpResponse; /** * Creates {@code FileContentInfoFactory} instances for http5 provider. * * @since 2.5.0 */ public class Http5FileContentInfoFactory implements FileContentInfoFactory { @SuppressWarnings("unchecked") @Override public FileContentInfo create(final FileContent fileContent) throws FileSystemException { String contentMimeType = null; String contentCharset = null; try (final Http5FileObject<Http5FileSystem> http4File = (Http5FileObject<Http5FileSystem>) FileObjectUtils .getAbstractFileObject(fileContent.getFile())) { final HttpResponse lastHeadResponse = http4File.getLastHeadResponse(); final Header header = lastHeadResponse.getFirstHeader(HttpHeaders.CONTENT_TYPE); if (header != null) { final ContentType contentType = ContentType.parse(header.getValue()); contentMimeType = contentType.getMimeType(); if (contentType.getCharset() != null) { contentCharset = contentType.getCharset().name(); } } return new DefaultFileContentInfo(contentMimeType, contentCharset); } catch (final IOException e) { throw new FileSystemException(e); } } }