javax.activation.FileDataSource Maven / Gradle / Ivy
/*
* 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 javax.activation;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
/**
* @version $Rev: 467742 $ $Date: 2006-10-25 15:30:38 -0400 (Wed, 25 Oct 2006) $
*/
public class FileDataSource implements DataSource {
private final File file;
private FileTypeMap fileTypeMap;
/**
* Creates a FileDataSource from a File object
*/
public FileDataSource(File file) {
this.file = file;
}
/**
* Creates a FileDataSource from the specified path name
*/
public FileDataSource(String name) {
this(new File(name));
}
/**
* Return the InputStream obtained from the data source
*/
public InputStream getInputStream() throws IOException {
return new FileInputStream(file);
}
/**
* Return the OutputStream obtained from the data source
*/
public OutputStream getOutputStream() throws IOException {
return new FileOutputStream(file);
}
/**
* Returns the content type of the data source
*/
public String getContentType() {
if (fileTypeMap == null) {
return FileTypeMap.getDefaultFileTypeMap().getContentType(file);
} else {
return fileTypeMap.getContentType(file);
}
}
/**
* Returns the name of the data source object
*/
public String getName() {
return file.getName();
}
/**
* Returns the data source file
*/
public File getFile() {
return file;
}
/**
* Sets the FileTypeMap associated with the data source
*/
public void setFileTypeMap(FileTypeMap map) {
fileTypeMap = map;
}
}