word.utils.ImageUtils Maven / Gradle / Ivy
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package word.utils;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;
import com.thoughtworks.xstream.core.util.Base64Encoder;
public class ImageUtils {
public static String getImageHexaBase64(BufferedImage bufferedImage, String imageformat) {
//System.out.println("@@@@@@@ IMAGE - getImageHexaBase64 NEW Way @@@@@@");
ByteArrayOutputStream baos = new ByteArrayOutputStream(1000);
//"gif" "png" "jpeg"
try {
ImageIO.write(bufferedImage, imageformat.toString() , baos);
baos.flush();
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("Erro generating Base64 for the image", e);
}
byte[] resultImageAsRawBytes = baos.toByteArray();
String encodedString = new Base64Encoder().encode(resultImageAsRawBytes);
//String encodedString = Base64.encodeBytes(resultImageAsRawBytes);
return encodedString;
}
/*
private final static String XML_DOC_HEADER = "\n";
public static final String[] hexLookupTable = { "00", "01", "02", "03",
"04", "05", "06", "07", "08", "09", "0a", "0b", "0c", "0d", "0e",
"0f", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19",
"1a", "1b", "1c", "1d", "1e", "1f", "20", "21", "22", "23", "24",
"25", "26", "27", "28", "29", "2a", "2b", "2c", "2d", "2e", "2f",
"30", "31", "32", "33", "34", "35", "36", "37", "38", "39", "3a",
"3b", "3c", "3d", "3e", "3f", "40", "41", "42", "43", "44", "45",
"46", "47", "48", "49", "4a", "4b", "4c", "4d", "4e", "4f", "50",
"51", "52", "53", "54", "55", "56", "57", "58", "59", "5a", "5b",
"5c", "5d", "5e", "5f", "60", "61", "62", "63", "64", "65", "66",
"67", "68", "69", "6a", "6b", "6c", "6d", "6e", "6f", "70", "71",
"72", "73", "74", "75", "76", "77", "78", "79", "7a", "7b", "7c",
"7d", "7e", "7f", "80", "81", "82", "83", "84", "85", "86", "87",
"88", "89", "8a", "8b", "8c", "8d", "8e", "8f", "90", "91", "92",
"93", "94", "95", "96", "97", "98", "99", "9a", "9b", "9c", "9d",
"9e", "9f", "a0", "a1", "a2", "a3", "a4", "a5", "a6", "a7", "a8",
"a9", "aa", "ab", "ac", "ad", "ae", "af", "b0", "b1", "b2", "b3",
"b4", "b5", "b6", "b7", "b8", "b9", "ba", "bb", "bc", "bd", "be",
"bf", "c0", "c1", "c2", "c3", "c4", "c5", "c6", "c7", "c8", "c9",
"ca", "cb", "cc", "cd", "ce", "cf", "d0", "d1", "d2", "d3", "d4",
"d5", "d6", "d7", "d8", "d9", "da", "db", "dc", "dd", "de", "df",
"e0", "e1", "e2", "e3", "e4", "e5", "e6", "e7", "e8", "e9", "ea",
"eb", "ec", "ed", "ee", "ef", "f0", "f1", "f2", "f3", "f4", "f5",
"f6", "f7", "f8", "f9", "fa", "fb", "fc", "fd", "fe", "ff" };
public void emptyDocTest() {
Document2000 myDoc = new Document2000();
// System.out.println(myDoc.getContent());
try {
// BufferedImage img = ImageIO.read(new File(new
// URI("http://localhost:8080/app02/img/dtpick.gif") ));
// OK!!! BufferedImage img = ImageIO.read(new
// File("/Users/leonardo_correa/Desktop/icons_corrup/robber-thumb1893761.jpg"));
// BufferedImage img = ImageIO.read(new
// File("http://localhost:8080/app02/img/dtpick.gif"));
URL url = new URL("http://localhost:8080/app02/img/dtpick.gif");
BufferedImage img = ImageIO.read(url);
System.out.println("H: " + img.getHeight());
System.out.println("W: " + img.getWidth());
System.out.println(img.toString());
System.out.println("########################################");
// createBase64XMLDoc("/Users/leonardo_correa/Desktop/icons_corrup/quote.gif",
// "xxxx.txt");
// ##### Goood code to get the hexa from a picture in the SAME
// server ###
File file = new File(
"/Users/leonardo_correa/Desktop/icons_corrup/quote.gif");
BufferedInputStream bis = new BufferedInputStream(
new FileInputStream(file));
int bytes = (int) file.length();
byte[] buffer1 = new byte[bytes];
int readBytes1 = bis.read(buffer1);
bis.close();
String encodedString = Base64.encode(buffer1);
System.out.println(encodedString);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public String padHexString(String hexNum) {
if (hexNum.length() < 2) {
return "0" + hexNum;
}
return hexNum;
}
public void createBase64XMLDoc(String filename, String outFilename) {
try {
byte[] buffer = readFile(filename);
int readBytes = buffer.length;
long startTime = (new java.util.Date()).getTime();
StringBuffer strXMLDoc = new StringBuffer(XML_DOC_HEADER);
strXMLDoc.append("");
String encodedString = Base64.encode(buffer);
strXMLDoc.append(encodedString);
strXMLDoc.append(" ");
long endTime = (new java.util.Date()).getTime();
long diffTime = endTime - startTime;
System.out.println("Total conversion time for " + readBytes
+ " was " + diffTime + " msec or " + ((double) readBytes)
/ ((double) diffTime) + " bytes/msec.");
writeFile(outFilename, strXMLDoc.toString());
} catch (IOException e) {
System.out.println("Our exception is: " + e);
}
}
public void createHexXMLDoc(String filename, String outFilename) {
try {
byte[] buffer = readFile(filename);
long startTime = (new java.util.Date()).getTime();
int readBytes = buffer.length;
StringBuffer strXMLDoc = new StringBuffer(XML_DOC_HEADER);
strXMLDoc.append("");
for (int i = 0; i < readBytes; i++) {
strXMLDoc.append(hexLookupTable[0xff & buffer[i]]);
}
strXMLDoc.append(" ");
long endTime = (new java.util.Date()).getTime();
long diffTime = endTime - startTime;
System.out.println("Total conversion time for " + readBytes
+ " was " + diffTime + " msec or " + ((double) readBytes)
/ ((double) diffTime) + " bytes/msec.");
writeFile(outFilename, strXMLDoc.toString());
} catch (IOException e) {
System.out.println("Our exception is: " + e);
}
}
public byte[] readFile(String filename) throws IOException {
File file = new File(filename);
BufferedInputStream bis = new BufferedInputStream(new FileInputStream(
file));
int bytes = (int) file.length();
byte[] buffer = new byte[bytes];
int readBytes = bis.read(buffer);
bis.close();
System.out.println("Read " + readBytes + " and expected to read "
+ bytes);
return buffer;
}
public void writeFile(String filename, String data) throws IOException {
File file = new File(filename);
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(file));
bos.write(data.getBytes());
bos.close();
System.out.println("Wrote " + data.getBytes().length + " to file "
+ filename);
return;
}
*/
}