Merge pull request #1027 from Simulant87/1023-set-default-locale

Save/restore default locale in test

README.md

@@ -9,6 +9,7 @@ JSON in Java [package org.json]
 [![Maven Central](https://img.shields.io/maven-central/v/org.json/json.svg)](https://mvnrepository.com/artifact/org.json/json)
 [![Java CI with Maven](https://github.com/stleary/JSON-java/actions/workflows/pipeline.yml/badge.svg)](https://github.com/stleary/JSON-java/actions/workflows/pipeline.yml)
 [![CodeQL](https://github.com/stleary/JSON-java/actions/workflows/codeql-analysis.yml/badge.svg)](https://github.com/stleary/JSON-java/actions/workflows/codeql-analysis.yml)
+[![javadoc](https://javadoc.io/badge2/org.json/json/javadoc.svg)](https://javadoc.io/doc/org.json/json)
 
 **[Click here if you just want the latest release jar file.](https://search.maven.org/remotecontent?filepath=org/json/json/20251224/json-20251224.jar)**
 

src/main/java/org/json/XML.java

@@ -9,6 +9,7 @@ import java.io.StringReader;
 import java.math.BigDecimal;
 import java.math.BigInteger;
 import java.util.Iterator;
+import java.util.NoSuchElementException;
 
 /**
  * This provides static methods to convert an XML text into a JSONObject, and to
@@ -80,7 +81,7 @@ public class XML {
             public Iterator<Integer> iterator() {
                 return new Iterator<Integer>() {
                     private int nextIndex = 0;
-                    private int length = string.length();
+                    private final int length = string.length();
 
                     @Override
                     public boolean hasNext() {
@@ -89,6 +90,9 @@ public class XML {
 
                     @Override
                     public Integer next() {
+                        if (!hasNext()) {
+                            throw new NoSuchElementException();
+                        }
                         int result = string.codePointAt(this.nextIndex);
                         this.nextIndex += Character.charCount(result);
                         return result;

src/test/java/org/json/junit/JSONObjectLocaleTest.java

@@ -36,25 +36,31 @@ public class JSONObjectLocaleTest {
 
         MyLocaleBean myLocaleBean = new MyLocaleBean();
 
-        /**
-         * This is just the control case which happens when the locale.ROOT
-         * lowercasing behavior is the same as the current locale.
-         */
-        Locale.setDefault(new Locale("en"));
-        JSONObject jsonen = new JSONObject(myLocaleBean);
-        assertEquals("expected size 2, found: " +jsonen.length(), 2, jsonen.length());
-        assertEquals("expected jsonen[i] == beanI", "beanI", jsonen.getString("i"));
-        assertEquals("expected jsonen[id] == beanId", "beanId", jsonen.getString("id"));
+        // save and restore the current default locale, to avoid any side effects on other executions in the same JVM
+        Locale defaultLocale = Locale.getDefault();
+        try {
+            /**
+             * This is just the control case which happens when the locale.ROOT
+             * lowercasing behavior is the same as the current locale.
+             */
+            Locale.setDefault(new Locale("en"));
+            JSONObject jsonen = new JSONObject(myLocaleBean);
+            assertEquals("expected size 2, found: " +jsonen.length(), 2, jsonen.length());
+            assertEquals("expected jsonen[i] == beanI", "beanI", jsonen.getString("i"));
+            assertEquals("expected jsonen[id] == beanId", "beanId", jsonen.getString("id"));
 
-        /**
-         * Without the JSON-Java change, these keys would be stored internally as
-         * starting with the letter, 'ı' (dotless i), since the lowercasing of
-         * the getI and getId keys would be specific to the Turkish locale.
-         */
-        Locale.setDefault(new Locale("tr"));
-        JSONObject jsontr = new JSONObject(myLocaleBean);
-        assertEquals("expected size 2, found: " +jsontr.length(), 2, jsontr.length());
-        assertEquals("expected jsontr[i] == beanI", "beanI", jsontr.getString("i"));
-        assertEquals("expected jsontr[id] == beanId", "beanId", jsontr.getString("id"));
+            /**
+             * Without the JSON-Java change, these keys would be stored internally as
+             * starting with the letter, 'ı' (dotless i), since the lowercasing of
+             * the getI and getId keys would be specific to the Turkish locale.
+             */
+            Locale.setDefault(new Locale("tr"));
+            JSONObject jsontr = new JSONObject(myLocaleBean);
+            assertEquals("expected size 2, found: " +jsontr.length(), 2, jsontr.length());
+            assertEquals("expected jsontr[i] == beanI", "beanI", jsontr.getString("i"));
+            assertEquals("expected jsontr[id] == beanId", "beanId", jsontr.getString("id"));
+        } finally {
+            Locale.setDefault(defaultLocale);
+        }
     }
 }

src/test/java/org/json/junit/JSONObjectTest.java

@@ -3117,12 +3117,13 @@ public class JSONObjectTest {
         
         // test a more complex object
         writer = new StringWriter();
-        try {
-            new JSONObject()
+
+        JSONObject object = new JSONObject()
                 .put("somethingElse", "a value")
                 .put("someKey", new JSONArray()
-                        .put(new JSONObject().put("key1", new BrokenToString())))
-                .write(writer).toString();
+                        .put(new JSONObject().put("key1", new BrokenToString())));
+        try {
+            object.write(writer).toString();
             fail("Expected an exception, got a String value");
         } catch (JSONException e) {
             assertEquals("Unable to write JSONObject value for key: someKey", e.getMessage());
@@ -3133,17 +3134,18 @@ public class JSONObjectTest {
                 writer.close();
             } catch (Exception e) {}
         }
-       
+
         // test a more slightly complex object
         writer = new StringWriter();
-        try {
-            new JSONObject()
+
+        object = new JSONObject()
                 .put("somethingElse", "a value")
                 .put("someKey", new JSONArray()
                         .put(new JSONObject().put("key1", new BrokenToString()))
                         .put(12345)
-                 )
-                .write(writer).toString();
+                 );
+        try {
+            object.write(writer).toString();
             fail("Expected an exception, got a String value");
         } catch (JSONException e) {
             assertEquals("Unable to write JSONObject value for key: someKey", e.getMessage());