本文整理汇总了Java中java.util.Base64.Encoder方法的典型用法代码示例。如果您正苦于以下问题：Java Base64.Encoder方法的具体用法？Java Base64.Encoder怎么用？Java Base64.Encoder使用的例子？那么恭喜您, 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java.util.Base64的用法示例。
在下文中一共展示了Base64.Encoder方法的15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: main
import java.util.Base64; //导入方法依赖的package包/类
public static void main(String[] args) throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
InputStream is = EncodeJsonConfig.class.getResourceAsStream("/master.json");
byte[] tmp = new byte[1024];
int length = is.read(tmp);
while (length > 0) {
baos.write(tmp, 0, length);
length = is.read(tmp);
}
is.close();
baos.close();
tmp = baos.toByteArray();
Base64.Encoder encoder = Base64.getEncoder();
String encoded = encoder.encodeToString(tmp);
System.out.printf(" sso-demo.json: %s\n", encoded);
}
示例2: testEncodeToStringWithLongInputData
import java.util.Base64; //导入方法依赖的package包/类
private static void testEncodeToStringWithLongInputData(
final Base64.Encoder encoder) {
System.err.println("\n\nEncoder.encodeToStringWithLongInputData test ");
final byte[] secondTestBuffer =
"api/java_util/Base64/index.html#GetEncoderMimeCustom[noLineSeparatorInEncodedString]"
.getBytes(US_ASCII);
String base64EncodedString;
base64EncodedString = encoder.encodeToString(secondTestBuffer);
System.err.println("Second Base64 encoded string is "
+ base64EncodedString);
if (base64EncodedString.contains("$$$")) {
throw new RuntimeException(
"Base64 encoding contains line separator after encodeToString invoked ... \n");
}
}
示例3: testWrapEncode1
import java.util.Base64; //导入方法依赖的package包/类
private static void testWrapEncode1(final Base64.Encoder encoder)
throws IOException {
System.err.println("\nEncoder.wrap test I ");
final byte[] bytesIn = "fo".getBytes(US_ASCII);
String base64EncodedString;
ByteArrayOutputStream encodingStream = new ByteArrayOutputStream();
OutputStream encoding = encoder.wrap(encodingStream);
encoding.write(bytesIn);
encoding.close();
final byte[] encodedBytes = encodingStream.toByteArray();
System.err.print("result = " + new String(encodedBytes, US_ASCII)
+ " after the Base64 encoding \n");
base64EncodedString = new String(encodedBytes, US_ASCII);
if (base64EncodedString.contains("$$$")) {
throw new RuntimeException(
"Base64 encoding contains line separator after wrap I test ... \n");
}
}
示例4: testWrapEncode2
import java.util.Base64; //导入方法依赖的package包/类
private static void testWrapEncode2(final Base64.Encoder encoder)
throws IOException {
System.err.println("\nEncoder.wrap test II ");
final byte[] secondTestBuffer =
"api/java_util/Base64/index.html#GetEncoderMimeCustom[noLineSeparatorInEncodedString]"
.getBytes(US_ASCII);
String base64EncodedString;
ByteArrayOutputStream secondEncodingStream = new ByteArrayOutputStream();
OutputStream base64EncodingStream = encoder.wrap(secondEncodingStream);
base64EncodingStream.write(secondTestBuffer);
base64EncodingStream.close();
final byte[] encodedByteArray = secondEncodingStream.toByteArray();
System.err.print("result = " + new String(encodedByteArray, US_ASCII)
+ " after wrap Base64 encoding of string");
base64EncodedString = new String(encodedByteArray, US_ASCII);
if (base64EncodedString.contains("$$$")) {
throw new RuntimeException(
"Base64 encoding contains line separator after wrap 2 invoked ... \n");
}
}
示例5: encryptData_ECB
import java.util.Base64; //导入方法依赖的package包/类
public String encryptData_ECB(String plainText) {
try {
SM4_Context ctx = new SM4_Context();
ctx.isPadding = true;
ctx.mode = SM4.SM4_ENCRYPT;
byte[] keyBytes;
if (hexString) {
keyBytes = Util.hexStringToBytes(secretKey);
} else {
keyBytes = secretKey.getBytes();
}
SM4 sm4 = new SM4();
sm4.sm4_setkey_enc(ctx, keyBytes);
byte[] encrypted = sm4.sm4_crypt_ecb(ctx, plainText.getBytes("GBK"));
Base64.Encoder encoder = Base64.getEncoder();
String cipherText = encoder.encodeToString(encrypted);
if (cipherText != null && cipherText.trim().length() > 0) {
Matcher m = PATTERN_1.matcher(cipherText);
cipherText = m.replaceAll("");
}
return cipherText;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
示例6: encode
import java.util.Base64; //导入方法依赖的package包/类
public String encode(BufferedImage image) throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "jpeg", baos);
byte[] bytes = baos.toByteArray();
Base64.Encoder encoder = Base64.getEncoder();
String imgstr = encoder.encodeToString(bytes);
return imgstr;
}
示例7: testDecodeIgnoredAfterPadding
import java.util.Base64; //导入方法依赖的package包/类
private static void testDecodeIgnoredAfterPadding() throws Throwable {
for (byte nonBase64 : new byte[] {'#', '(', '!', '\\', '-', '_', '\n', '\r'}) {
byte[][] src = new byte[][] {
"A".getBytes("ascii"),
"AB".getBytes("ascii"),
"ABC".getBytes("ascii"),
"ABCD".getBytes("ascii"),
"ABCDE".getBytes("ascii")
};
Base64.Encoder encM = Base64.getMimeEncoder();
Base64.Decoder decM = Base64.getMimeDecoder();
Base64.Encoder enc = Base64.getEncoder();
Base64.Decoder dec = Base64.getDecoder();
for (int i = 0; i < src.length; i++) {
// decode(byte[])
byte[] encoded = encM.encode(src[i]);
encoded = Arrays.copyOf(encoded, encoded.length + 1);
encoded[encoded.length - 1] = nonBase64;
checkEqual(decM.decode(encoded), src[i], "Non-base64 char is not ignored");
byte[] decoded = new byte[src[i].length];
decM.decode(encoded, decoded);
checkEqual(decoded, src[i], "Non-base64 char is not ignored");
try {
dec.decode(encoded);
throw new RuntimeException("No IAE for non-base64 char");
} catch (IllegalArgumentException iae) {}
}
}
}
示例8: getSettingsString
import java.util.Base64; //导入方法依赖的package包/类
/** Returns the client settings as a base64 (url) encoded string */
String getSettingsString() {
SettingsFrame sf = getClientSettings();
byte[] settings = sf.toByteArray(); // without the header
Base64.Encoder encoder = Base64.getUrlEncoder()
.withoutPadding();
return encoder.encodeToString(settings);
}
示例9: testVerifyCodeBase64
import java.util.Base64; //导入方法依赖的package包/类
@Test
public void testVerifyCodeBase64() throws IOException {
VerificationCodeImage codeImage = new VerificationCodeImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(codeImage.getImage(), "jpeg", baos);
byte[] bytes = baos.toByteArray();
Base64.Encoder encoder = Base64.getEncoder();
String imgstr = encoder.encodeToString(bytes);
System.out.println(imgstr);
}
示例10: testIOE
import java.util.Base64; //导入方法依赖的package包/类
private static void testIOE(Base64.Encoder enc) throws Throwable {
ByteArrayOutputStream baos = new ByteArrayOutputStream(8192);
OutputStream os = enc.wrap(baos);
os.write(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9});
os.close();
checkIOE(() -> os.write(10));
checkIOE(() -> os.write(new byte[] {10}));
checkIOE(() -> os.write(new byte[] {10}, 1, 4));
}
示例11: testEncode
import java.util.Base64; //导入方法依赖的package包/类
private static final void testEncode(Base64.Encoder enc, ByteBuffer bin, byte[] expected)
throws Throwable {
ByteBuffer bout = enc.encode(bin);
byte[] buf = new byte[bout.remaining()];
bout.get(buf);
if (bin.hasRemaining()) {
throw new RuntimeException(
"Base64 enc.encode(ByteBuffer) failed!");
}
checkEqual(buf, expected, "Base64 enc.encode(bf, bf) failed!");
}
示例12: testEncoderKeepsSilence
import java.util.Base64; //导入方法依赖的package包/类
private static void testEncoderKeepsSilence(Base64.Encoder enc)
throws Throwable {
List<Integer> vals = Arrays.asList(Integer.MIN_VALUE,
Integer.MIN_VALUE + 1, -1111, -2, -1, 0, 1, 2, 3, 1111,
Integer.MAX_VALUE - 1, Integer.MAX_VALUE,
rnd.nextInt(), rnd.nextInt(), rnd.nextInt(),
rnd.nextInt());
byte[] buf = new byte[] {1, 0, 91};
for (int off : vals) {
for (int len : vals) {
if (off >= 0 && len >= 0 && off <= buf.length - len) {
// valid args, skip them
continue;
}
// invalid args, test them
System.out.println("testing off=" + off + ", len=" + len);
ByteArrayOutputStream baos = new ByteArrayOutputStream(100);
try (OutputStream os = enc.wrap(baos)) {
os.write(buf, off, len);
throw new RuntimeException("Expected IOOBEx was not thrown");
} catch (IndexOutOfBoundsException expected) {
}
if (baos.size() > 0)
throw new RuntimeException("No output was expected, but got "
+ baos.size() + " bytes");
}
}
}
示例13: encrypt
import java.util.Base64; //导入方法依赖的package包/类
public String encrypt(String plainText)throws Exception
{
byte [] plainTextByte = plainText.getBytes();
cpr.init(Cipher.ENCRYPT_MODE, sk);
byte [] encryptedByte = cpr.doFinal(plainTextByte);
Base64.Encoder encoder = Base64.getEncoder();
String encryptedText = encoder.encodeToString(encryptedByte);
String encryptedKey = encoder.encodeToString(sk.getEncoded());
return (encryptedText+"\n"+encryptedKey+"\n");
}
示例14: GSSignatureValue
import java.util.Base64; //导入方法依赖的package包/类
public GSSignatureValue(byte[] dsigValue, byte[] accumulatorValue) {
Base64.Encoder encoder = Base64.getEncoder();
this.dsigValue = encoder.encodeToString(dsigValue);
this.accumulatorValue = encoder.encodeToString(accumulatorValue);
}
示例15: modifyBytes
import java.util.Base64; //导入方法依赖的package包/类
public byte[] modifyBytes(byte[] input) {
Base64.Encoder encoder = Base64.getEncoder();
return encoder.encode(input);
}