import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
+import java.util.Scanner;
import java.util.regex.Pattern;
import javax.imageio.ImageIO;
* Convert between time as a {@link String} to milliseconds in a "static"
* way (to exchange data over the wire, for instance).
*
- * @param time
+ * @param displayTime
* the time as a {@link String}
*
* @return the time in milliseconds
*/
- static public long toTime(String display) {
+ static public long toTime(String displayTime) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
try {
- return sdf.parse(display).getTime();
+ return sdf.parse(displayTime).getTime();
} catch (ParseException e) {
return -1;
}
* in case of IO error
*/
static public String fromImage(BufferedImage image) throws IOException {
+ return fromImage(image, null);
+ }
+
+ /**
+ * Convert the given {@link Image} object into a Base64 representation of
+ * the same {@link Image}. object.
+ *
+ * @param image
+ * the {@link Image} object to convert
+ * @param format
+ * the image format to use to serialise it (default is PNG)
+ *
+ * @return the Base64 representation
+ *
+ * @throws IOException
+ * in case of IO error
+ */
+ static public String fromImage(BufferedImage image, String format)
+ throws IOException {
+ if (format == null) {
+ format = "png";
+ }
+
String imageString = null;
ByteArrayOutputStream out = new ByteArrayOutputStream();
- ImageIO.write(image, "jpeg", out);
+ ImageIO.write(image, format, out);
byte[] imageBytes = out.toByteArray();
imageString = new String(Base64.encodeBytes(imageBytes));
}
/**
- * Convert the given {@link File} image into a Base64 representation of the
- * same {@link File}.
+ * Convert the given image into a Base64 representation of the same
+ * {@link File}.
*
- * @param file
- * the {@link File} image to convert
+ * @param in
+ * the image to convert
*
* @return the Base64 representation
*
HtmlEscapeType.HTML4_NAMED_REFERENCES_DEFAULT_TO_HEXA,
HtmlEscapeLevel.LEVEL_1_ONLY_MARKUP_SIGNIFICANT);
}
+
+ public static String zip64(String data) {
+ try {
+ return Base64.encodeBytes(data.getBytes(), Base64.GZIP);
+ } catch (IOException e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
+
+ public static String unzip64(String data) throws IOException {
+ ByteArrayInputStream in = new ByteArrayInputStream(Base64.decode(data,
+ Base64.GZIP));
+
+ Scanner scan = new Scanner(in);
+ scan.useDelimiter("\\A");
+ try {
+ return scan.next();
+ } finally {
+ scan.close();
+ }
+ }
}