本文整理匯總了Java中java.util.Base64.getMimeDecoder方法的典型用法代碼示例。如果您正苦於以下問題：Java Base64.getMimeDecoder方法的具體用法？Java Base64.getMimeDecoder怎麽用？Java Base64.getMimeDecoder使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類java.util.Base64的用法示例。
在下文中一共展示了Base64.getMimeDecoder方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: test1
import java.util.Base64; //導入方法依賴的package包/類
private static void test1() throws Exception {
byte[] src = new byte[] {
46, -97, -35, -44, 127, -60, -39, -4, -112, 34, -57, 47, -14, 67,
40, 18, 90, -59, 68, 112, 23, 121, -91, 94, 35, 49, 104, 17, 30,
-80, -104, -3, -53, 27, 38, -72, -47, 113, -52, 18, 5, -126 };
Encoder encoder = Base64.getMimeEncoder(49, new byte[] { 0x7e });
byte[] encoded = encoder.encode(src);
Decoder decoder = Base64.getMimeDecoder();
byte[] decoded = decoder.decode(encoded);
if (!Objects.deepEquals(src, decoded)) {
throw new RuntimeException();
}
}
示例2: testDecodeIgnoredAfterPadding
import java.util.Base64; //導入方法依賴的package包/類
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3: testMalformedPadding
import java.util.Base64; //導入方法依賴的package包/類
private static void testMalformedPadding() throws Throwable {
Object[] data = new Object[] {
"$=#", "", 0, // illegal ending unit
"A", "", 0, // dangling single byte
"A=", "", 0,
"A==", "", 0,
"QUJDA", "ABC", 4,
"QUJDA=", "ABC", 4,
"QUJDA==", "ABC", 4,
"=", "", 0, // unnecessary padding
"QUJD=", "ABC", 4, //"ABC".encode() -> "QUJD"
"AA=", "", 0, // incomplete padding
"QQ=", "", 0,
"QQ=N", "", 0, // incorrect padding
"QQ=?", "", 0,
"QUJDQQ=", "ABC", 4,
"QUJDQQ=N", "ABC", 4,
"QUJDQQ=?", "ABC", 4,
};
Base64.Decoder[] decs = new Base64.Decoder[] {
Base64.getDecoder(),
Base64.getUrlDecoder(),
Base64.getMimeDecoder()
};
for (Base64.Decoder dec : decs) {
for (int i = 0; i < data.length; i += 3) {
final String srcStr = (String)data[i];
final byte[] srcBytes = srcStr.getBytes("ASCII");
final ByteBuffer srcBB = ByteBuffer.wrap(srcBytes);
byte[] expected = ((String)data[i + 1]).getBytes("ASCII");
int pos = (Integer)data[i + 2];
// decode(byte[])
checkIAE(() -> dec.decode(srcBytes));
// decode(String)
checkIAE(() -> dec.decode(srcStr));
// decode(ByteBuffer)
checkIAE(() -> dec.decode(srcBB));
// wrap stream
checkIOE(new Testable() {
public void test() throws IOException {
try (InputStream is = dec.wrap(new ByteArrayInputStream(srcBytes))) {
while (is.read() != -1);
}
}});
}
}
}
示例4: testMalformedPadding
import java.util.Base64; //導入方法依賴的package包/類
private static void testMalformedPadding() throws Throwable {
Object[] data = new Object[] {
"$=#", "", 0, // illegal ending unit
"A", "", 0, // dangling single byte
"A=", "", 0,
"A==", "", 0,
"QUJDA", "ABC", 4,
"QUJDA=", "ABC", 4,
"QUJDA==", "ABC", 4,
"=", "", 0, // unnecessary padding
"QUJD=", "ABC", 4, //"ABC".encode() -> "QUJD"
"AA=", "", 0, // incomplete padding
"QQ=", "", 0,
"QQ=N", "", 0, // incorrect padding
"QQ=?", "", 0,
"QUJDQQ=", "ABC", 4,
"QUJDQQ=N", "ABC", 4,
"QUJDQQ=?", "ABC", 4,
};
Base64.Decoder[] decs = new Base64.Decoder[] {
Base64.getDecoder(),
Base64.getUrlDecoder(),
Base64.getMimeDecoder()
};
for (Base64.Decoder dec : decs) {
for (int i = 0; i < data.length; i += 3) {
final String srcStr = (String)data[i];
final byte[] srcBytes = srcStr.getBytes("ASCII");
final ByteBuffer srcBB = ByteBuffer.wrap(srcBytes);
byte[] expected = ((String)data[i + 1]).getBytes("ASCII");
int pos = (Integer)data[i + 2];
// decode(byte[])
checkIAE(() -> dec.decode(srcBytes));
// decode(String)
checkIAE(() -> dec.decode(srcStr));
// decode(ByteBuffer)
checkIAE(() -> dec.decode(srcBB));
// wrap stream
checkIOE(new Testable() {
public void test() throws IOException {
try (InputStream is = dec.wrap(new ByteArrayInputStream(srcBytes))) {
while (is.read() != -1);
}
}});
}
}
// anything left after padding is "invalid"/IAE, if
// not MIME. In case of MIME, non-base64 character(s)
// is ignored.
checkIAE(() -> Base64.getDecoder().decode("AA==\u00D2"));
checkIAE(() -> Base64.getUrlDecoder().decode("AA==\u00D2"));
Base64.getMimeDecoder().decode("AA==\u00D2");
}