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refactor for jar size
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@wenshao
wenshao committed Apr 17, 2016
1 parent 5423a91 commit 22774d2
Showing 1 changed file with 30 additions and 58 deletions.
88 changes: 30 additions & 58 deletions src/main/java/com/alibaba/fastjson/parser/JSONLexer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -210,7 +210,7 @@ public final void nextToken() {
return;
}

if (ch >= '0' && ch <= '9') {
if ((ch >= '0' && ch <= '9') || ch == '-') {
scanNumber();
return;
}
Expand All @@ -221,11 +221,6 @@ public final void nextToken() {
return;
}

if (ch == '-') {
scanNumber();
return;
}

switch (ch) {
case '\'':
if ((features & Feature.AllowSingleQuotes.mask) == 0) {
Expand Down Expand Up @@ -600,13 +595,11 @@ public final Number integerValue() throws NumberFormatException {
if (result <= Integer.MAX_VALUE && type != 'L') {
if (type == 'S') {
return (short) result;
}

if (type == 'B') {
} else if (type == 'B') {
return (byte) result;
} else {
return (int) result;
}

return (int) result;
}
return result;
}
Expand Down Expand Up @@ -719,13 +712,11 @@ public String scanSymbol(final SymbolTable symbolTable, char quoteChar) {
}
}

if (hasSpecial) {
strVal = readString(chars, chars_len);
} else if (chars_len < 20) {
strVal = symbolTable.addSymbol(chars, 0, chars_len, hash);
} else {
strVal = new String(chars, 0, chars_len);
}
strVal = hasSpecial //
? readString(chars, chars_len) //
: chars_len < 20 //
? symbolTable.addSymbol(chars, 0, chars_len, hash) //
: new String(chars, 0, chars_len);
} else {
strVal = readString(chars, chars_len);
}
Expand Down Expand Up @@ -813,20 +804,14 @@ private static String readString(char[] chars, int chars_len) {
sbuf[len++] = '\\';
break;
case 'x':
char x1 = chars[++i];
char x2 = chars[++i];

int x_val = digits[x1] * 16 + digits[x2];
char x_char = (char) x_val;
sbuf[len++] = x_char;
sbuf[len++] = (char) (digits[chars[++i]] * 16 + digits[chars[++i]]);
break;
case 'u':
char c1 = chars[++i];
char c2 = chars[++i];
char c3 = chars[++i];
char c4 = chars[++i];
int val = Integer.parseInt(new String(new char[] { c1, c2, c3, c4 }), 16);
sbuf[len++] = (char) val;
sbuf[len++] = (char) Integer.parseInt(new String(new char[] { chars[++i], //
chars[++i], //
chars[++i], //
chars[++i] }),
16);
break;
default:
throw new JSONException("unclosed.str.lit");
Expand Down Expand Up @@ -2417,26 +2402,18 @@ public String scanFieldString(char[] fieldName) {
matchStat = NOT_MATCH;
return stringDefaultValue();
}
char x1 = ch = text.charAt(i + 1);
char x2 = ch = text.charAt(i + 2);
i += 2;

int x_val = digits[x1] * 16 + digits[x2];
char x_char = (char) x_val;
putChar(x_char);
putChar((char) (digits[text.charAt(++i)] * 16 + digits[text.charAt(++i)]));
break;
case 'u':
if (i + 4 >= len){
matchStat = NOT_MATCH;
return stringDefaultValue();
}
char u1 = ch = text.charAt(i + 1);
char u2 = ch = text.charAt(i + 2);
char u3 = ch = text.charAt(i + 3);
char u4 = ch = text.charAt(i + 4);
i += 4;
int val = Integer.parseInt(new String(new char[] { u1, u2, u3, u4 }), 16);
putChar((char) val);
putChar((char) Integer.parseInt(new String(new char[] { text.charAt(++i), //
text.charAt(++i),
text.charAt(++i), //
text.charAt(++i) }), 16));
break;
default:
throw new JSONException("unclosed string : " + ch);
Expand Down Expand Up @@ -2961,17 +2938,15 @@ public boolean scanISO8601DateIfMatch(boolean strict) {
int rest = text.length() - bp;

if ((!strict) && rest > 13) {
char c0 = charAt(bp);
char c1 = charAt(bp + 1);
char c2 = charAt(bp + 2);
char c3 = charAt(bp + 3);
char c4 = charAt(bp + 4);
char c5 = charAt(bp + 5);

char c_r0 = charAt(bp + rest - 1);
char c_r1 = charAt(bp + rest - 2);
if (c0 == '/' && c1 == 'D' && c2 == 'a' && c3 == 't' && c4 == 'e' && c5 == '(' && c_r0 == '/'
&& c_r1 == ')') {
if (charAt(bp) == '/' //
&& charAt(bp + 1) == 'D' //
&& charAt(bp + 2) == 'a' //
&& charAt(bp + 3) == 't' //
&& charAt(bp + 4) == 'e' //
&& charAt(bp + 5) == '(' //
&& charAt(bp + rest - 1) == '/' //
&& charAt(bp + rest - 2) == ')' //
) {
int plusIndex = -1;
for (int i = 6; i < rest; ++i) {
char c = charAt(bp + i);
Expand Down Expand Up @@ -3052,10 +3027,7 @@ public boolean scanISO8601DateIfMatch(boolean strict) {
minute = digits[m0] * 10 + digits[m1];
seconds = digits[s0] * 10 + digits[s1];
} else {
hour = 0;
minute = 0;
seconds = 0;
millis = 0;
hour = minute = seconds = millis = 0;
}

calendar.set(Calendar.HOUR_OF_DAY, hour);
Expand Down

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