本文整理汇总了Java中javax.activation.DataSource.getContentType方法的典型用法代码示例。如果您正苦于以下问题:Java DataSource.getContentType方法的具体用法?Java DataSource.getContentType怎么用?Java DataSource.getContentType使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类javax.activation.DataSource
的用法示例。
在下文中一共展示了DataSource.getContentType方法的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getContent
import javax.activation.DataSource; //导入方法依赖的package包/类
/**
* Create an object from the input stream
*/
public Object getContent(DataSource ds) throws IOException {
String ctStr = ds.getContentType();
String charset = null;
if (ctStr != null) {
ContentType ct = new ContentType(ctStr);
if (!isXml(ct)) {
throw new IOException(
"Cannot convert DataSource with content type \""
+ ctStr + "\" to object in XmlDataContentHandler");
}
charset = ct.getParameter("charset");
}
return (charset != null)
? new StreamSource(new InputStreamReader(ds.getInputStream()), charset)
: new StreamSource(ds.getInputStream());
}
示例2: encode
import javax.activation.DataSource; //导入方法依赖的package包/类
private ContentType encode(MessageDataSource mds, OutputStream out) {
try {
final boolean isFastInfoset = XMLMessage.isFastInfoset(
mds.getDataSource().getContentType());
DataSource ds = transformDataSource(mds.getDataSource(),
isFastInfoset, useFastInfosetForEncoding, features);
InputStream is = ds.getInputStream();
byte[] buf = new byte[1024];
int count;
while((count=is.read(buf)) != -1) {
out.write(buf, 0, count);
}
return new ContentTypeImpl(ds.getContentType());
} catch(IOException ioe) {
throw new WebServiceException(ioe);
}
}
示例3: MimePullMultipart
import javax.activation.DataSource; //导入方法依赖的package包/类
public MimePullMultipart(DataSource ds, ContentType ct)
throws MessagingException {
parsed = false;
if (ct==null)
contType = new ContentType(ds.getContentType());
else
contType = ct;
dataSource = ds;
boundary = contType.getParameter("boundary");
}
示例4: getEncoding
import javax.activation.DataSource; //导入方法依赖的package包/类
/**
* Get the content-transfer-encoding that should be applied
* to the input stream of this datasource, to make it mailsafe. <p>
*
* The algorithm used here is: <br>
* <ul>
* <li>
* If the primary type of this datasource is "text" and if all
* the bytes in its input stream are US-ASCII, then the encoding
* is "7bit". If more than half of the bytes are non-US-ASCII, then
* the encoding is "base64". If less than half of the bytes are
* non-US-ASCII, then the encoding is "quoted-printable".
* <li>
* If the primary type of this datasource is not "text", then if
* all the bytes of its input stream are US-ASCII, the encoding
* is "7bit". If there is even one non-US-ASCII character, the
* encoding is "base64".
* </ul>
*
* @param ds DataSource
* @return the encoding. This is either "7bit",
* "quoted-printable" or "base64"
*/
public static String getEncoding(DataSource ds) {
ContentType cType = null;
InputStream is = null;
String encoding = null;
try {
cType = new ContentType(ds.getContentType());
is = ds.getInputStream();
} catch (Exception ex) {
return "base64"; // what else ?!
}
boolean isText = cType.match("text/*");
// if not text, stop processing when we see non-ASCII
int i = checkAscii(is, ALL, !isText);
switch (i) {
case ALL_ASCII:
encoding = "7bit"; // all ascii
break;
case MOSTLY_ASCII:
encoding = "quoted-printable"; // mostly ascii
break;
default:
encoding = "base64"; // mostly binary
break;
}
// Close the input stream
try {
is.close();
} catch (IOException ioex) { }
return encoding;
}
示例5: DataSourceSource
import javax.activation.DataSource; //导入方法依赖的package包/类
public DataSourceSource(DataSource source) throws MimeTypeParseException {
this.source = source;
String ct = source.getContentType();
if(ct==null) {
charset = null;
} else {
MimeType mimeType = new MimeType(ct);
this.charset = mimeType.getParameter("charset");
}
}
示例6: MimeMultipart
import javax.activation.DataSource; //导入方法依赖的package包/类
/**
* Constructs a MimeMultipart object and its bodyparts from the
* given DataSource. <p>
*
* This constructor handles as a special case the situation where the
* given DataSource is a MultipartDataSource object.
*
* Otherwise, the DataSource is assumed to provide a MIME multipart
* byte stream. The <code>parsed</code> flag is set to false. When
* the data for the body parts are needed, the parser extracts the
* "boundary" parameter from the content type of this DataSource,
* skips the 'preamble' and reads bytes till the terminating
* boundary and creates MimeBodyParts for each part of the stream.
*
* @param ds DataSource, can be a MultipartDataSource
* @param ct
* This must be the same information as {@link DataSource#getContentType()}.
* All the callers of this method seem to have this object handy, so
* for performance reason this method accepts it. Can be null.
*/
public MimeMultipart(DataSource ds, ContentType ct) throws MessagingException {
// 'ds' was not a MultipartDataSource, we have
// to parse this ourself.
parsed = false;
this.ds = ds;
if (ct==null)
contentType = new ContentType(ds.getContentType());
else
contentType = ct;
}
示例7: MimeMultipart
import javax.activation.DataSource; //导入方法依赖的package包/类
/**
* Constructs a MimeMultipart object and its bodyparts from the
* given DataSource. <p>
*
* This constructor handles as a special case the situation where the
* given DataSource is a MultipartDataSource object.
*
* Otherwise, the DataSource is assumed to provide a MIME multipart
* byte stream. The <code>parsed</code> flag is set to false. When
* the data for the body parts are needed, the parser extracts the
* "boundary" parameter from the content type of this DataSource,
* skips the 'preamble' and reads bytes till the terminating
* boundary and creates MimeBodyParts for each part of the stream.
*
* @param ds DataSource, can be a MultipartDataSource
* @param ct
* This must be the same information as {@link DataSource#getContentType()}.
* All the callers of this method seem to have this object handy, so
* for performance reason this method accepts it. Can be null.
*
* @exception MessagingException in case of error
*/
public MimeMultipart(DataSource ds, ContentType ct) throws MessagingException {
// 'ds' was not a MultipartDataSource, we have
// to parse this ourself.
parsed = false;
this.ds = ds;
if (ct==null)
contentType = new ContentType(ds.getContentType());
else
contentType = ct;
}