下面列出了org.json.XML#toString ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* JSONObject with NULL value, to XML.toString()
*/
@Test
public void shouldHandleNullNodeValue()
{
JSONObject inputJSON = new JSONObject();
inputJSON.put("nullValue", JSONObject.NULL);
// This is a possible preferred result
// String expectedXML = "<nullValue/>";
/**
* This is the current behavior. JSONObject.NULL is emitted as
* the string, "null".
*/
String actualXML = "<nullValue>null</nullValue>";
String resultXML = XML.toString(inputJSON);
assertEquals(actualXML, resultXML);
}
/**
* Converting a JSON doc containing a named array to JSONObject, then
* XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleArraytoString() {
String expectedStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\","+
"\"something\":[1, 2, 3]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
String finalStr = XML.toString(expectedJsonObject);
String expectedFinalStr = "<addresses><address><name/><nocontent/>"+
"<something>1</something><something>2</something><something>3</something>"+
"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
"ma-instance</xmlns:xsi></addresses>";
assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr.equals(finalStr));
}
/**
* Converting a JSON doc containing '>' content to JSONObject, then
* XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleContentNoArraytoString() {
String expectedStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
"altContent\":\">\"},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
XMLParserConfiguration config = new XMLParserConfiguration("altContent");
String finalStr = XML.toString(expectedJsonObject, null, config);
String expectedFinalStr = "<addresses><address><name/><nocontent/>>"+
"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
"ma-instance</xmlns:xsi></addresses>";
assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr.equals(finalStr));
}
/**
* Converting a JSON doc containing a 'content' array to JSONObject, then
* XML.toString() should result in valid XML.
* TODO: This is probably an error in how the 'content' keyword is used.
*/
@Test
public void shouldHandleContentArraytoString() {
String expectedStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\",\""+
"altContent\":[1, 2, 3]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
XMLParserConfiguration config = new XMLParserConfiguration("altContent");
String finalStr = XML.toString(expectedJsonObject, null, config);
String expectedFinalStr = "<addresses><address><name/><nocontent/>"+
"1\n2\n3"+
"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
"ma-instance</xmlns:xsi></addresses>";
assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr.equals(finalStr));
}
/**
* Converting a JSON doc containing a named array to JSONObject, then
* XML.toString() should result in valid XML.
*/
@Test
public void shouldHandleArraytoString() {
String expectedStr =
"{\"addresses\":{\"address\":{\"name\":\"\",\"nocontent\":\"\","+
"\"something\":[1, 2, 3]},\"xsi:noNamespaceSchemaLocation\":\"test.xsd\",\""+
"xmlns:xsi\":\"http://www.w3.org/2001/XMLSchema-instance\"}}";
JSONObject expectedJsonObject = new JSONObject(expectedStr);
String finalStr = XML.toString(expectedJsonObject, null,
XMLParserConfiguration.KEEP_STRINGS);
String expectedFinalStr = "<addresses><address><name/><nocontent/>"+
"<something>1</something><something>2</something><something>3</something>"+
"</address><xsi:noNamespaceSchemaLocation>test.xsd</xsi:noName"+
"spaceSchemaLocation><xmlns:xsi>http://www.w3.org/2001/XMLSche"+
"ma-instance</xmlns:xsi></addresses>";
assertTrue("Should handle expectedFinal: ["+expectedStr+"] final: ["+
finalStr+"]", expectedFinalStr.equals(finalStr));
}
/**
* test passes when using the new method toJsonArray.
*/
@Test
public void testToJsonXML() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final String expectedJsonString = "{\"root\":{\"item\":{\"id\":\"01\"},\"id\":[\"01\",\"1\",\"00\",\"0\"],\"title\":\"True\"}}";
final JSONObject json = XML.toJSONObject(originalXml,
new XMLParserConfiguration(true));
assertEquals(expectedJsonString, json.toString());
final String reverseXml = XML.toString(json);
// this reversal isn't exactly the same. use JSONML for an exact reversal
final String expectedReverseXml = "<root><item><id>01</id></item><id>01</id><id>1</id><id>00</id><id>0</id><title>True</title></root>";
assertEquals(expectedReverseXml, reverseXml);
}
/**
* Possible bug:
* Illegal node-names must be converted to legal XML-node-names.
* The given example shows 2 nodes which are valid for JSON, but not for XML.
* Therefore illegal arguments should be converted to e.g. an underscore (_).
*/
@Test
public void shouldHandleIllegalJSONNodeNames()
{
JSONObject inputJSON = new JSONObject();
inputJSON.append("123IllegalNode", "someValue1");
inputJSON.append("[email protected]", "someValue2");
String result = XML.toString(inputJSON);
/*
* This is invalid XML. Names should not begin with digits or contain
* certain values, including '@'. One possible solution is to replace
* illegal chars with '_', in which case the expected output would be:
* <___IllegalNode>someValue1</___IllegalNode><Illegal_node>someValue2</Illegal_node>
*/
String expected = "<123IllegalNode>someValue1</123IllegalNode><[email protected]>someValue2</[email protected]>";
assertEquals(expected, result);
}
/**
* Tests that the XML output for arrays is consistent when arrays are not empty and contain internal arrays.
*/
@Test
public void shouldHandleMultiArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("arr",new Object[]{"One", new String[]{"Two", "Three"}, "Four"});
final JSONObject jo2 = new JSONObject();
jo2.put("arr",new JSONArray(new Object[]{"One", new JSONArray(new String[]{"Two", "Three"}), "Four"}));
final String expected = "<jo><arr>One</arr><arr><array>Two</array><array>Three</array></arr><arr>Four</arr></jo>";
String output1 = XML.toString(jo1, "jo",
XMLParserConfiguration.KEEP_STRINGS);
assertEquals("Expected a matching array", expected, output1);
String output2 = XML.toString(jo2, "jo",
XMLParserConfiguration.KEEP_STRINGS);
assertEquals("Expected a matching array", expected, output2);
}
/**
* JSON string cannot be reverted to original xml.
*/
@Test
public void testToJSONArray_reversibility() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final String revertedXml = XML.toString(XML.toJSONObject(originalXml, false));
assertNotEquals(revertedXml, originalXml);
}
public static String MapToXml(Map<String, Object> response){
//下面这行代码独立作者 罗瑶光 2016年已转让给走四方。本系统没有用到这函数。
Gson gson = new Gson();
String json = gson.toJson(response);
JSONObject jsonObj = new JSONObject(json);
String xml = XML.toString(jsonObj);
return xml;
}
public String MapToXml(Map<String, Object> response){
Gson gson = new Gson();
String json = gson.toJson(response);
JSONObject jsonObj = new JSONObject(json);
String xml = XML.toString(jsonObj);
return xml;
}
/**
* Tests that the XML output for arrays is consistent when arrays are not empty and contain internal arrays.
*/
@Test
public void shouldHandleMultiArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("arr",new Object[]{"One", new String[]{"Two", "Three"}, "Four"});
final JSONObject jo2 = new JSONObject();
jo2.put("arr",new JSONArray(new Object[]{"One", new JSONArray(new String[]{"Two", "Three"}), "Four"}));
final String expected = "<jo><arr>One</arr><arr><array>Two</array><array>Three</array></arr><arr>Four</arr></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected a matching array", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected a matching array", expected, output2);
}
/**
* Tests that the XML output for empty arrays is consistent.
*/
@Test
public void shouldHandleEmptyArray(){
final JSONObject jo1 = new JSONObject();
jo1.put("array",new Object[]{});
final JSONObject jo2 = new JSONObject();
jo2.put("array",new JSONArray());
final String expected = "<jo></jo>";
String output1 = XML.toString(jo1,"jo");
assertEquals("Expected an empty root tag", expected, output1);
String output2 = XML.toString(jo2,"jo");
assertEquals("Expected an empty root tag", expected, output2);
}
/**
* Null JSONObject in XML.toString()
*/
@Test
public void shouldHandleNullJSONXML() {
JSONObject jsonObject= null;
String actualXml=XML.toString(jsonObject);
assertEquals("generated XML does not equal expected XML","\"null\"",actualXml);
}
/**
* Valid XML to XML.toString()
*/
@Test
public void shouldHandleToString() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name>[CDATA[Joe & T > e < s " t ' er]]</name>\n"+
" <street>Baker street 5</street>\n"+
" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
" </address>\n"+
"</addresses>";
String expectedStr =
"{\"addresses\":{\"address\":{\"street\":\"Baker street 5\","+
"\"name\":\"[CDATA[Joe & T > e < s \\\" t \\\' er]]\","+
"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
"},\"xsi:noNamespaceSchemaLocation\":"+
"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
"XMLSchema-instance\"}}";
JSONObject jsonObject = XML.toJSONObject(xmlStr);
String xmlToStr = XML.toString(jsonObject);
JSONObject finalJsonObject = XML.toJSONObject(xmlToStr);
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
}
/**
* 將 json 轉為 XML
*
* @param json a json format string.
* @return XML format string
*/
public String jsonToXml(String json){
String xml = "";
// 處理直接以陣列開頭的JSON，並指定給予 row 的 tag
if ( "[".equals( json.substring(0,1) ) ){
xml = XML.toString(new JSONArray(json), "row");
}else{
xml = XML.toString(new JSONObject(json));
}
return xml;
}
/**
* Empty JSONObject in XML.toString()
*/
@Test
public void shouldHandleEmptyJSONXML() {
JSONObject jsonObject= new JSONObject();
String xmlStr = XML.toString(jsonObject);
assertTrue("xml string should be empty", xmlStr.isEmpty());
}
/**
* Null JSONObject in XML.toString()
*/
@Test
public void shouldHandleNullJSONXML() {
JSONObject jsonObject= null;
String actualXml = XML.toString(jsonObject, null,
XMLParserConfiguration.KEEP_STRINGS);
assertEquals("generated XML does not equal expected XML","\"null\"",actualXml);
}
/**
* Valid XML to XML.toString()
*/
@Test
public void shouldHandleToString() {
String xmlStr =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"+
"<addresses xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\""+
" xsi:noNamespaceSchemaLocation='test.xsd'>\n"+
" <address>\n"+
" <name>[CDATA[Joe & T > e < s " t ' er]]</name>\n"+
" <street>Baker street 5</street>\n"+
" <ArrayOfNum>1, 2, 3, 4.1, 5.2</ArrayOfNum>\n"+
" </address>\n"+
"</addresses>";
String expectedStr =
"{\"addresses\":{\"address\":{\"street\":\"Baker street 5\","+
"\"name\":\"[CDATA[Joe & T > e < s \\\" t \\\' er]]\","+
"\"ArrayOfNum\":\"1, 2, 3, 4.1, 5.2\"\n"+
"},\"xsi:noNamespaceSchemaLocation\":"+
"\"test.xsd\",\"xmlns:xsi\":\"http://www.w3.org/2001/"+
"XMLSchema-instance\"}}";
JSONObject jsonObject = XML.toJSONObject(xmlStr,
XMLParserConfiguration.KEEP_STRINGS);
String xmlToStr = XML.toString(jsonObject, null,
XMLParserConfiguration.KEEP_STRINGS);
JSONObject finalJsonObject = XML.toJSONObject(xmlToStr,
XMLParserConfiguration.KEEP_STRINGS);
JSONObject expectedJsonObject = new JSONObject(expectedStr);
Util.compareActualVsExpectedJsonObjects(jsonObject,expectedJsonObject);
Util.compareActualVsExpectedJsonObjects(finalJsonObject,expectedJsonObject);
}
/**
* test passes when using the new method toJsonArray.
*/
@Test
public void testToJsonXML() {
final String originalXml = "<root><id>01</id><id>1</id><id>00</id><id>0</id><item id=\"01\"/><title>True</title></root>";
final String expectedJsonString = "{\"root\":{\"item\":{\"id\":\"01\"},\"id\":[\"01\",\"1\",\"00\",\"0\"],\"title\":\"True\"}}";
final JSONObject json = XML.toJSONObject(originalXml,true);
assertEquals(expectedJsonString, json.toString());
final String reverseXml = XML.toString(json);
// this reversal isn't exactly the same. use JSONML for an exact reversal
final String expectedReverseXml = "<root><item><id>01</id></item><id>01</id><id>1</id><id>00</id><id>0</id><title>True</title></root>";
assertEquals(expectedReverseXml, reverseXml);
}