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Redkale
2019-10-15 22:18:44 +08:00
parent ccb9cb28f5
commit e7dc5de9f2
1 changed files with 28 additions and 21 deletions
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49
src/org/redkale/convert/json/JsonByteBufferWriter.java
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@@ -162,7 +162,34 @@ public class JsonByteBufferWriter extends JsonWriter {
if (charset == null) { //UTF-8 if (charset == null) { //UTF-8
final int limit = start + len; final int limit = start + len;
for (int i = start; i < limit; i++) { for (int i = start; i < limit; i++) {
buffer = putUTF8Char(buffer, chs[i]); char c = chs[i];
if (c < 0x80) {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) c);
} else if (c < 0x800) {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0xc0 | (c >> 6)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | (c & 0x3f)));
} else if (Character.isSurrogate(c)) { //连取两个
int uc = Character.toCodePoint(c, chs[i + 1]);
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0xf0 | ((uc >> 18))));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | ((uc >> 12) & 0x3f)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | ((uc >> 6) & 0x3f)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | (uc & 0x3f)));
i++;
} else {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0xe0 | ((c >> 12))));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | ((c >> 6) & 0x3f)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | (c & 0x3f)));
}
} }
} else { } else {
while (bb.hasRemaining()) { while (bb.hasRemaining()) {
@@ -176,26 +203,6 @@ public class JsonByteBufferWriter extends JsonWriter {
} }
} }
private ByteBuffer putUTF8Char(ByteBuffer buffer, char c) {
if (c < 0x80) {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) c);
} else if (c < 0x800) {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0xc0 | (c >> 6)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | (c & 0x3f)));
} else {
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0xe0 | ((c >> 12))));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | ((c >> 6) & 0x3f)));
if (!buffer.hasRemaining()) buffer = nextByteBuffer();
buffer.put((byte) (0x80 | (c & 0x3f)));
}
return buffer;
}
private ByteBuffer nextByteBuffer() { private ByteBuffer nextByteBuffer() {
this.buffers[this.index].flip(); this.buffers[this.index].flip();
return this.buffers[++this.index]; return this.buffers[++this.index];