java/src/main/java/com/jsoniter/IterImplSkip.java at master · Howeu/java · GitHub

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package com.jsoniter;

import java.io.IOException;

class IterImplSkip {

static final boolean[] breaks = new boolean[127];

static {

breaks[' '] = true;

breaks['\t'] = true;

breaks['\n'] = true;

breaks['\r'] = true;

breaks[','] = true;

breaks['}'] = true;

breaks[']'] = true;

}

public static final void skip(JsonIterator iter) throws IOException {

byte c = IterImpl.nextToken(iter);

switch (c) {

case '"':

IterImpl.skipString(iter);

return;

case '-':

case '0':

case '1':

case '2':

case '3':

case '4':

case '5':

case '6':

case '7':

case '8':

case '9':

IterImpl.skipUntilBreak(iter);

return;

case 't':

case 'n':

IterImpl.skipFixedBytes(iter, 3); // true or null

return;

case 'f':

IterImpl.skipFixedBytes(iter, 4); // false

return;

case '[':

IterImpl.skipArray(iter);

return;

case '{':

IterImpl.skipObject(iter);

return;

default:

throw iter.reportError("IterImplSkip", "do not know how to skip: " + c);

}

// adapted from: https://github.com/buger/jsonparser/blob/master/parser.go

// Tries to find the end of string

// Support if string contains escaped quote symbols.

final static int findStringEnd(JsonIterator iter) {

boolean escaped = false;

for (int i = iter.head; i < iter.tail; i++) {

byte c = iter.buf[i];

if (c == '"') {

if (!escaped) {

return i + 1;

} else {

int j = i - 1;

for (; ; ) {

if (j < iter.head || iter.buf[j] != '\\') {

// even number of backslashes

// either end of buffer, or " found

return i + 1;

}

j--;

if (j < iter.head || iter.buf[j] != '\\') {

// odd number of backslashes

// it is \" or \\\"

break;

}

j--;

}

} else if (c == '\\') {

escaped = true;

}

return -1;

}

java/src/main/java/com/jsoniter/IterImplSkip.java at master · Howeu/java · GitHub

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