+++ /dev/null
-package org.json;
-
-/*
-Copyright (c) 2008 JSON.org
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-The Software shall be used for Good, not Evil.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-*/
-
-/**
- * This provides static methods to convert an XML text into a JSONArray or
- * JSONObject, and to covert a JSONArray or JSONObject into an XML text using
- * the JsonML transform.
- *
- * @author JSON.org
- * @version 2016-01-30
- */
-public class JSONML {
- /**
- * Parse XML values and store them in a JSONArray.
- * @param x The XMLTokener containing the source string.
- * @param arrayForm true if array form, false if object form.
- * @param ja The JSONArray that is containing the current tag or null
- * if we are at the outermost level.
- * @param keepStrings Don't type-convert text nodes and attribute values
- * @return A JSONArray if the value is the outermost tag, otherwise null.
- * @throws JSONException
- */
- private static Object parse(
- XMLTokener x,
- boolean arrayForm,
- JSONArray ja,
- boolean keepStrings
- ) throws JSONException {
- String attribute;
- char c;
- String closeTag = null;
- int i;
- JSONArray newja = null;
- JSONObject newjo = null;
- Object token;
- String tagName = null;
-
-// Test for and skip past these forms:
-// <!-- ... -->
-// <![ ... ]]>
-// <! ... >
-// <? ... ?>
-
- while (true) {
- if (!x.more()) {
- throw x.syntaxError("Bad XML");
- }
- token = x.nextContent();
- if (token == XML.LT) {
- token = x.nextToken();
- if (token instanceof Character) {
- if (token == XML.SLASH) {
-
-// Close tag </
-
- token = x.nextToken();
- if (!(token instanceof String)) {
- throw new JSONException(
- "Expected a closing name instead of '" +
- token + "'.");
- }
- if (x.nextToken() != XML.GT) {
- throw x.syntaxError("Misshaped close tag");
- }
- return token;
- } else if (token == XML.BANG) {
-
-// <!
-
- c = x.next();
- if (c == '-') {
- if (x.next() == '-') {
- x.skipPast("-->");
- } else {
- x.back();
- }
- } else if (c == '[') {
- token = x.nextToken();
- if (token.equals("CDATA") && x.next() == '[') {
- if (ja != null) {
- ja.put(x.nextCDATA());
- }
- } else {
- throw x.syntaxError("Expected 'CDATA['");
- }
- } else {
- i = 1;
- do {
- token = x.nextMeta();
- if (token == null) {
- throw x.syntaxError("Missing '>' after '<!'.");
- } else if (token == XML.LT) {
- i += 1;
- } else if (token == XML.GT) {
- i -= 1;
- }
- } while (i > 0);
- }
- } else if (token == XML.QUEST) {
-
-// <?
-
- x.skipPast("?>");
- } else {
- throw x.syntaxError("Misshaped tag");
- }
-
-// Open tag <
-
- } else {
- if (!(token instanceof String)) {
- throw x.syntaxError("Bad tagName '" + token + "'.");
- }
- tagName = (String)token;
- newja = new JSONArray();
- newjo = new JSONObject();
- if (arrayForm) {
- newja.put(tagName);
- if (ja != null) {
- ja.put(newja);
- }
- } else {
- newjo.put("tagName", tagName);
- if (ja != null) {
- ja.put(newjo);
- }
- }
- token = null;
- for (;;) {
- if (token == null) {
- token = x.nextToken();
- }
- if (token == null) {
- throw x.syntaxError("Misshaped tag");
- }
- if (!(token instanceof String)) {
- break;
- }
-
-// attribute = value
-
- attribute = (String)token;
- if (!arrayForm && ("tagName".equals(attribute) || "childNode".equals(attribute))) {
- throw x.syntaxError("Reserved attribute.");
- }
- token = x.nextToken();
- if (token == XML.EQ) {
- token = x.nextToken();
- if (!(token instanceof String)) {
- throw x.syntaxError("Missing value");
- }
- newjo.accumulate(attribute, keepStrings ? ((String)token) :XML.stringToValue((String)token));
- token = null;
- } else {
- newjo.accumulate(attribute, "");
- }
- }
- if (arrayForm && newjo.length() > 0) {
- newja.put(newjo);
- }
-
-// Empty tag <.../>
-
- if (token == XML.SLASH) {
- if (x.nextToken() != XML.GT) {
- throw x.syntaxError("Misshaped tag");
- }
- if (ja == null) {
- if (arrayForm) {
- return newja;
- }
- return newjo;
- }
-
-// Content, between <...> and </...>
-
- } else {
- if (token != XML.GT) {
- throw x.syntaxError("Misshaped tag");
- }
- closeTag = (String)parse(x, arrayForm, newja, keepStrings);
- if (closeTag != null) {
- if (!closeTag.equals(tagName)) {
- throw x.syntaxError("Mismatched '" + tagName +
- "' and '" + closeTag + "'");
- }
- tagName = null;
- if (!arrayForm && newja.length() > 0) {
- newjo.put("childNodes", newja);
- }
- if (ja == null) {
- if (arrayForm) {
- return newja;
- }
- return newjo;
- }
- }
- }
- }
- } else {
- if (ja != null) {
- ja.put(token instanceof String
- ? keepStrings ? XML.unescape((String)token) :XML.stringToValue((String)token)
- : token);
- }
- }
- }
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONArray using the JsonML transform. Each XML tag is represented as
- * a JSONArray in which the first element is the tag name. If the tag has
- * attributes, then the second element will be JSONObject containing the
- * name/value pairs. If the tag contains children, then strings and
- * JSONArrays will represent the child tags.
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param string The source string.
- * @return A JSONArray containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONArray
- */
- public static JSONArray toJSONArray(String string) throws JSONException {
- return (JSONArray)parse(new XMLTokener(string), true, null, false);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONArray using the JsonML transform. Each XML tag is represented as
- * a JSONArray in which the first element is the tag name. If the tag has
- * attributes, then the second element will be JSONObject containing the
- * name/value pairs. If the tag contains children, then strings and
- * JSONArrays will represent the child tags.
- * As opposed to toJSONArray this method does not attempt to convert
- * any text node or attribute value to any type
- * but just leaves it as a string.
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param string The source string.
- * @param keepStrings If true, then values will not be coerced into boolean
- * or numeric values and will instead be left as strings
- * @return A JSONArray containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONArray
- */
- public static JSONArray toJSONArray(String string, boolean keepStrings) throws JSONException {
- return (JSONArray)parse(new XMLTokener(string), true, null, keepStrings);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONArray using the JsonML transform. Each XML tag is represented as
- * a JSONArray in which the first element is the tag name. If the tag has
- * attributes, then the second element will be JSONObject containing the
- * name/value pairs. If the tag contains children, then strings and
- * JSONArrays will represent the child content and tags.
- * As opposed to toJSONArray this method does not attempt to convert
- * any text node or attribute value to any type
- * but just leaves it as a string.
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param x An XMLTokener.
- * @param keepStrings If true, then values will not be coerced into boolean
- * or numeric values and will instead be left as strings
- * @return A JSONArray containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONArray
- */
- public static JSONArray toJSONArray(XMLTokener x, boolean keepStrings) throws JSONException {
- return (JSONArray)parse(x, true, null, keepStrings);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONArray using the JsonML transform. Each XML tag is represented as
- * a JSONArray in which the first element is the tag name. If the tag has
- * attributes, then the second element will be JSONObject containing the
- * name/value pairs. If the tag contains children, then strings and
- * JSONArrays will represent the child content and tags.
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param x An XMLTokener.
- * @return A JSONArray containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONArray
- */
- public static JSONArray toJSONArray(XMLTokener x) throws JSONException {
- return (JSONArray)parse(x, true, null, false);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONObject using the JsonML transform. Each XML tag is represented as
- * a JSONObject with a "tagName" property. If the tag has attributes, then
- * the attributes will be in the JSONObject as properties. If the tag
- * contains children, the object will have a "childNodes" property which
- * will be an array of strings and JsonML JSONObjects.
-
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param string The XML source text.
- * @return A JSONObject containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONObject
- */
- public static JSONObject toJSONObject(String string) throws JSONException {
- return (JSONObject)parse(new XMLTokener(string), false, null, false);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONObject using the JsonML transform. Each XML tag is represented as
- * a JSONObject with a "tagName" property. If the tag has attributes, then
- * the attributes will be in the JSONObject as properties. If the tag
- * contains children, the object will have a "childNodes" property which
- * will be an array of strings and JsonML JSONObjects.
-
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param string The XML source text.
- * @param keepStrings If true, then values will not be coerced into boolean
- * or numeric values and will instead be left as strings
- * @return A JSONObject containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONObject
- */
- public static JSONObject toJSONObject(String string, boolean keepStrings) throws JSONException {
- return (JSONObject)parse(new XMLTokener(string), false, null, keepStrings);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONObject using the JsonML transform. Each XML tag is represented as
- * a JSONObject with a "tagName" property. If the tag has attributes, then
- * the attributes will be in the JSONObject as properties. If the tag
- * contains children, the object will have a "childNodes" property which
- * will be an array of strings and JsonML JSONObjects.
-
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param x An XMLTokener of the XML source text.
- * @return A JSONObject containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONObject
- */
- public static JSONObject toJSONObject(XMLTokener x) throws JSONException {
- return (JSONObject)parse(x, false, null, false);
- }
-
-
- /**
- * Convert a well-formed (but not necessarily valid) XML string into a
- * JSONObject using the JsonML transform. Each XML tag is represented as
- * a JSONObject with a "tagName" property. If the tag has attributes, then
- * the attributes will be in the JSONObject as properties. If the tag
- * contains children, the object will have a "childNodes" property which
- * will be an array of strings and JsonML JSONObjects.
-
- * Comments, prologs, DTDs, and <code><[ [ ]]></code> are ignored.
- * @param x An XMLTokener of the XML source text.
- * @param keepStrings If true, then values will not be coerced into boolean
- * or numeric values and will instead be left as strings
- * @return A JSONObject containing the structured data from the XML string.
- * @throws JSONException Thrown on error converting to a JSONObject
- */
- public static JSONObject toJSONObject(XMLTokener x, boolean keepStrings) throws JSONException {
- return (JSONObject)parse(x, false, null, keepStrings);
- }
-
-
- /**
- * Reverse the JSONML transformation, making an XML text from a JSONArray.
- * @param ja A JSONArray.
- * @return An XML string.
- * @throws JSONException Thrown on error converting to a string
- */
- public static String toString(JSONArray ja) throws JSONException {
- int i;
- JSONObject jo;
- int length;
- Object object;
- StringBuilder sb = new StringBuilder();
- String tagName;
-
-// Emit <tagName
-
- tagName = ja.getString(0);
- XML.noSpace(tagName);
- tagName = XML.escape(tagName);
- sb.append('<');
- sb.append(tagName);
-
- object = ja.opt(1);
- if (object instanceof JSONObject) {
- i = 2;
- jo = (JSONObject)object;
-
-// Emit the attributes
-
- // Don't use the new entrySet API to maintain Android support
- for (final String key : jo.keySet()) {
- final Object value = jo.opt(key);
- XML.noSpace(key);
- if (value != null) {
- sb.append(' ');
- sb.append(XML.escape(key));
- sb.append('=');
- sb.append('"');
- sb.append(XML.escape(value.toString()));
- sb.append('"');
- }
- }
- } else {
- i = 1;
- }
-
-// Emit content in body
-
- length = ja.length();
- if (i >= length) {
- sb.append('/');
- sb.append('>');
- } else {
- sb.append('>');
- do {
- object = ja.get(i);
- i += 1;
- if (object != null) {
- if (object instanceof String) {
- sb.append(XML.escape(object.toString()));
- } else if (object instanceof JSONObject) {
- sb.append(toString((JSONObject)object));
- } else if (object instanceof JSONArray) {
- sb.append(toString((JSONArray)object));
- } else {
- sb.append(object.toString());
- }
- }
- } while (i < length);
- sb.append('<');
- sb.append('/');
- sb.append(tagName);
- sb.append('>');
- }
- return sb.toString();
- }
-
- /**
- * Reverse the JSONML transformation, making an XML text from a JSONObject.
- * The JSONObject must contain a "tagName" property. If it has children,
- * then it must have a "childNodes" property containing an array of objects.
- * The other properties are attributes with string values.
- * @param jo A JSONObject.
- * @return An XML string.
- * @throws JSONException Thrown on error converting to a string
- */
- public static String toString(JSONObject jo) throws JSONException {
- StringBuilder sb = new StringBuilder();
- int i;
- JSONArray ja;
- int length;
- Object object;
- String tagName;
- Object value;
-
-//Emit <tagName
-
- tagName = jo.optString("tagName");
- if (tagName == null) {
- return XML.escape(jo.toString());
- }
- XML.noSpace(tagName);
- tagName = XML.escape(tagName);
- sb.append('<');
- sb.append(tagName);
-
-//Emit the attributes
-
- // Don't use the new entrySet API to maintain Android support
- for (final String key : jo.keySet()) {
- if (!"tagName".equals(key) && !"childNodes".equals(key)) {
- XML.noSpace(key);
- value = jo.opt(key);
- if (value != null) {
- sb.append(' ');
- sb.append(XML.escape(key));
- sb.append('=');
- sb.append('"');
- sb.append(XML.escape(value.toString()));
- sb.append('"');
- }
- }
- }
-
-//Emit content in body
-
- ja = jo.optJSONArray("childNodes");
- if (ja == null) {
- sb.append('/');
- sb.append('>');
- } else {
- sb.append('>');
- length = ja.length();
- for (i = 0; i < length; i += 1) {
- object = ja.get(i);
- if (object != null) {
- if (object instanceof String) {
- sb.append(XML.escape(object.toString()));
- } else if (object instanceof JSONObject) {
- sb.append(toString((JSONObject)object));
- } else if (object instanceof JSONArray) {
- sb.append(toString((JSONArray)object));
- } else {
- sb.append(object.toString());
- }
- }
- }
- sb.append('<');
- sb.append('/');
- sb.append(tagName);
- sb.append('>');
- }
- return sb.toString();
- }
-}
git://source.jalview.org / jalview.git / blobdiff