+++ /dev/null
-/*******************************************************************************\r
- * ============LICENSE_START==================================================\r
- * * org.onap.dmaap\r
- * * ===========================================================================\r
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
- * * ===========================================================================\r
- * * Licensed under the Apache License, Version 2.0 (the "License");\r
- * * you may not use this file except in compliance with the License.\r
- * * You may obtain a copy of the License at\r
- * * \r
- * * http://www.apache.org/licenses/LICENSE-2.0\r
- * * \r
- * * Unless required by applicable law or agreed to in writing, software\r
- * * distributed under the License is distributed on an "AS IS" BASIS,\r
- * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
- * * See the License for the specific language governing permissions and\r
- * * limitations under the License.\r
- * * ============LICENSE_END====================================================\r
- * *\r
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
- * *\r
- ******************************************************************************/\r
-package org.json;\r
-\r
-import java.io.BufferedReader;\r
-import java.io.IOException;\r
-import java.io.InputStream;\r
-import java.io.InputStreamReader;\r
-import java.io.Reader;\r
-import java.io.StringReader;\r
-\r
-/*\r
-Copyright (c) 2002 JSON.org\r
-\r
-Permission is hereby granted, free of charge, to any person obtaining a copy\r
-of this software and associated documentation files (the "Software"), to deal\r
-in the Software without restriction, including without limitation the rights\r
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
-copies of the Software, and to permit persons to whom the Software is\r
-furnished to do so, subject to the following conditions:\r
-\r
-The above copyright notice and this permission notice shall be included in all\r
-copies or substantial portions of the Software.\r
-\r
-The Software shall be used for Good, not Evil.\r
-\r
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\r
-SOFTWARE.\r
-*/\r
-\r
-/**\r
- * A JSONTokener takes a source string and extracts characters and tokens from\r
- * it. It is used by the JSONObject and JSONArray constructors to parse\r
- * JSON source strings.\r
- * @author JSON.org\r
- * @version 2012-02-16\r
- */\r
-public class JSONTokener {\r
-\r
- private long character;\r
- private boolean eof;\r
- private long index;\r
- private long line;\r
- private char previous;\r
- private Reader reader;\r
- private boolean usePrevious;\r
-\r
-\r
- /**\r
- * Construct a JSONTokener from a Reader.\r
- *\r
- * @param reader A reader.\r
- */\r
- public JSONTokener(Reader reader) {\r
- this.reader = reader.markSupported()\r
- ? reader\r
- : new BufferedReader(reader);\r
- this.eof = false;\r
- this.usePrevious = false;\r
- this.previous = 0;\r
- this.index = 0;\r
- this.character = 1;\r
- this.line = 1;\r
- }\r
-\r
-\r
- /**\r
- * Construct a JSONTokener from an InputStream.\r
- */\r
- public JSONTokener(InputStream inputStream) throws JSONException {\r
- this(new InputStreamReader(inputStream));\r
- }\r
-\r
-\r
- /**\r
- * Construct a JSONTokener from a string.\r
- *\r
- * @param s A source string.\r
- */\r
- public JSONTokener(String s) {\r
- this(new StringReader(s));\r
- }\r
-\r
-\r
- /**\r
- * Back up one character. This provides a sort of lookahead capability,\r
- * so that you can test for a digit or letter before attempting to parse\r
- * the next number or identifier.\r
- */\r
- public void back() throws JSONException {\r
- if (this.usePrevious || this.index <= 0) {\r
- throw new JSONException("Stepping back two steps is not supported");\r
- }\r
- this.index -= 1;\r
- this.character -= 1;\r
- this.usePrevious = true;\r
- this.eof = false;\r
- }\r
-\r
-\r
- /**\r
- * Get the hex value of a character (base16).\r
- * @param c A character between '0' and '9' or between 'A' and 'F' or\r
- * between 'a' and 'f'.\r
- * @return An int between 0 and 15, or -1 if c was not a hex digit.\r
- */\r
- public static int dehexchar(char c) {\r
- if (c >= '0' && c <= '9') {\r
- return c - '0';\r
- }\r
- if (c >= 'A' && c <= 'F') {\r
- return c - ('A' - 10);\r
- }\r
- if (c >= 'a' && c <= 'f') {\r
- return c - ('a' - 10);\r
- }\r
- return -1;\r
- }\r
-\r
- public boolean end() {\r
- return this.eof && !this.usePrevious;\r
- }\r
-\r
-\r
- /**\r
- * Determine if the source string still contains characters that next()\r
- * can consume.\r
- * @return true if not yet at the end of the source.\r
- */\r
- public boolean more() throws JSONException {\r
- this.next();\r
- if (this.end()) {\r
- return false;\r
- }\r
- this.back();\r
- return true;\r
- }\r
-\r
-\r
- /**\r
- * Get the next character in the source string.\r
- *\r
- * @return The next character, or 0 if past the end of the source string.\r
- */\r
- public char next() throws JSONException {\r
- int c;\r
- if (this.usePrevious) {\r
- this.usePrevious = false;\r
- c = this.previous;\r
- } else {\r
- try {\r
- c = this.reader.read();\r
- } catch (IOException exception) {\r
- throw new JSONException(exception);\r
- }\r
-\r
- if (c <= 0) { // End of stream\r
- this.eof = true;\r
- c = 0;\r
- }\r
- }\r
- this.index += 1;\r
- if (this.previous == '\r') {\r
- this.line += 1;\r
- this.character = c == '\n' ? 0 : 1;\r
- } else if (c == '\n') {\r
- this.line += 1;\r
- this.character = 0;\r
- } else {\r
- this.character += 1;\r
- }\r
- this.previous = (char) c;\r
- return this.previous;\r
- }\r
-\r
-\r
- /**\r
- * Consume the next character, and check that it matches a specified\r
- * character.\r
- * @param c The character to match.\r
- * @return The character.\r
- * @throws JSONException if the character does not match.\r
- */\r
- public char next(char c) throws JSONException {\r
- char n = this.next();\r
- if (n != c) {\r
- throw this.syntaxError("Expected '" + c + "' and instead saw '" +\r
- n + "'");\r
- }\r
- return n;\r
- }\r
-\r
-\r
- /**\r
- * Get the next n characters.\r
- *\r
- * @param n The number of characters to take.\r
- * @return A string of n characters.\r
- * @throws JSONException\r
- * Substring bounds error if there are not\r
- * n characters remaining in the source string.\r
- */\r
- public String next(int n) throws JSONException {\r
- if (n == 0) {\r
- return "";\r
- }\r
-\r
- char[] chars = new char[n];\r
- int pos = 0;\r
-\r
- while (pos < n) {\r
- chars[pos] = this.next();\r
- if (this.end()) {\r
- throw this.syntaxError("Substring bounds error");\r
- }\r
- pos += 1;\r
- }\r
- return new String(chars);\r
- }\r
-\r
-\r
- /**\r
- * Get the next char in the string, skipping whitespace.\r
- * @throws JSONException\r
- * @return A character, or 0 if there are no more characters.\r
- */\r
- public char nextClean() throws JSONException {\r
- for (;;) {\r
- char c = this.next();\r
- if (c == 0 || c > ' ') {\r
- return c;\r
- }\r
- }\r
- }\r
-\r
-\r
- /**\r
- * Return the characters up to the next close quote character.\r
- * Backslash processing is done. The formal JSON format does not\r
- * allow strings in single quotes, but an implementation is allowed to\r
- * accept them.\r
- * @param quote The quoting character, either\r
- * <code>"</code> <small>(double quote)</small> or\r
- * <code>'</code> <small>(single quote)</small>.\r
- * @return A String.\r
- * @throws JSONException Unterminated string.\r
- */\r
- public String nextString(char quote) throws JSONException {\r
- char c;\r
- StringBuffer sb = new StringBuffer();\r
- for (;;) {\r
- c = this.next();\r
- switch (c) {\r
- case 0:\r
- case '\n':\r
- case '\r':\r
- throw this.syntaxError("Unterminated string");\r
- case '\\':\r
- c = this.next();\r
- switch (c) {\r
- case 'b':\r
- sb.append('\b');\r
- break;\r
- case 't':\r
- sb.append('\t');\r
- break;\r
- case 'n':\r
- sb.append('\n');\r
- break;\r
- case 'f':\r
- sb.append('\f');\r
- break;\r
- case 'r':\r
- sb.append('\r');\r
- break;\r
- case 'u':\r
- sb.append((char)Integer.parseInt(this.next(4), 16));\r
- break;\r
- case '"':\r
- case '\'':\r
- case '\\':\r
- case '/':\r
- sb.append(c);\r
- break;\r
- default:\r
- throw this.syntaxError("Illegal escape.");\r
- }\r
- break;\r
- default:\r
- if (c == quote) {\r
- return sb.toString();\r
- }\r
- sb.append(c);\r
- }\r
- }\r
- }\r
-\r
-\r
- /**\r
- * Get the text up but not including the specified character or the\r
- * end of line, whichever comes first.\r
- * @param delimiter A delimiter character.\r
- * @return A string.\r
- */\r
- public String nextTo(char delimiter) throws JSONException {\r
- StringBuffer sb = new StringBuffer();\r
- for (;;) {\r
- char c = this.next();\r
- if (c == delimiter || c == 0 || c == '\n' || c == '\r') {\r
- if (c != 0) {\r
- this.back();\r
- }\r
- return sb.toString().trim();\r
- }\r
- sb.append(c);\r
- }\r
- }\r
-\r
-\r
- /**\r
- * Get the text up but not including one of the specified delimiter\r
- * characters or the end of line, whichever comes first.\r
- * @param delimiters A set of delimiter characters.\r
- * @return A string, trimmed.\r
- */\r
- public String nextTo(String delimiters) throws JSONException {\r
- char c;\r
- StringBuffer sb = new StringBuffer();\r
- for (;;) {\r
- c = this.next();\r
- if (delimiters.indexOf(c) >= 0 || c == 0 ||\r
- c == '\n' || c == '\r') {\r
- if (c != 0) {\r
- this.back();\r
- }\r
- return sb.toString().trim();\r
- }\r
- sb.append(c);\r
- }\r
- }\r
-\r
-\r
- /**\r
- * Get the next value. The value can be a Boolean, Double, Integer,\r
- * JSONArray, JSONObject, Long, or String, or the JSONObject.NULL object.\r
- * @throws JSONException If syntax error.\r
- *\r
- * @return An object.\r
- */\r
- public Object nextValue() throws JSONException {\r
- char c = this.nextClean();\r
- String string;\r
-\r
- switch (c) {\r
- case '"':\r
- case '\'':\r
- return this.nextString(c);\r
- case '{':\r
- this.back();\r
- return new JSONObject(this);\r
- case '[':\r
- this.back();\r
- return new JSONArray(this);\r
- }\r
-\r
- /*\r
- * Handle unquoted text. This could be the values true, false, or\r
- * null, or it can be a number. An implementation (such as this one)\r
- * is allowed to also accept non-standard forms.\r
- *\r
- * Accumulate characters until we reach the end of the text or a\r
- * formatting character.\r
- */\r
-\r
- StringBuffer sb = new StringBuffer();\r
- while (c >= ' ' && ",:]}/\\\"[{;=#".indexOf(c) < 0) {\r
- sb.append(c);\r
- c = this.next();\r
- }\r
- this.back();\r
-\r
- string = sb.toString().trim();\r
- if ("".equals(string)) {\r
- throw this.syntaxError("Missing value");\r
- }\r
- return JSONObject.stringToValue(string);\r
- }\r
-\r
-\r
- /**\r
- * Skip characters until the next character is the requested character.\r
- * If the requested character is not found, no characters are skipped.\r
- * @param to A character to skip to.\r
- * @return The requested character, or zero if the requested character\r
- * is not found.\r
- */\r
- public char skipTo(char to) throws JSONException {\r
- char c;\r
- try {\r
- long startIndex = this.index;\r
- long startCharacter = this.character;\r
- long startLine = this.line;\r
- this.reader.mark(1000000);\r
- do {\r
- c = this.next();\r
- if (c == 0) {\r
- this.reader.reset();\r
- this.index = startIndex;\r
- this.character = startCharacter;\r
- this.line = startLine;\r
- return c;\r
- }\r
- } while (c != to);\r
- } catch (IOException exc) {\r
- throw new JSONException(exc);\r
- }\r
-\r
- this.back();\r
- return c;\r
- }\r
-\r
-\r
- /**\r
- * Make a JSONException to signal a syntax error.\r
- *\r
- * @param message The error message.\r
- * @return A JSONException object, suitable for throwing\r
- */\r
- public JSONException syntaxError(String message) {\r
- return new JSONException(message + this.toString());\r
- }\r
-\r
-\r
- /**\r
- * Make a printable string of this JSONTokener.\r
- *\r
- * @return " at {index} [character {character} line {line}]"\r
- */\r
- public String toString() {\r
- return " at " + this.index + " [character " + this.character + " line " +\r
- this.line + "]";\r
- }\r
-}\r
Code Review / dmaap / datarouter.git / blobdiff