fix outdated link, improve docstring (#10870)

modules/openapi-generator/src/main/resources/Java/JSON.mustache

@@ -149,6 +149,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -177,7 +184,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {

samples/client/others/java/okhttp-gson-streaming/src/main/java/org/openapitools/client/JSON.java

@@ -111,6 +111,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -139,7 +146,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {

samples/client/petstore/java/okhttp-gson-dynamicOperations/src/main/java/org/openapitools/client/JSON.java

@@ -151,6 +151,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -179,7 +186,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {

samples/client/petstore/java/okhttp-gson-parcelableModel/src/main/java/org/openapitools/client/JSON.java

@@ -151,6 +151,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -179,7 +186,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {

samples/client/petstore/java/okhttp-gson/src/main/java/org/openapitools/client/JSON.java

@@ -151,6 +151,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -179,7 +186,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {

samples/client/petstore/java/rest-assured/src/main/java/org/openapitools/client/JSON.java

@@ -151,6 +151,13 @@ public class JSON {
         return this;
     }
 
+    /**
+     * Configure the parser to be liberal in what it accepts.
+     *
+     * @param lenientOnJson Set it to true to ignore some syntax errors
+     * @return JSON
+     * @see <a href="https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html">https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html</a>
+     */
     public JSON setLenientOnJson(boolean lenientOnJson) {
         isLenientOnJson = lenientOnJson;
         return this;
@@ -179,7 +186,7 @@ public class JSON {
         try {
             if (isLenientOnJson) {
                 JsonReader jsonReader = new JsonReader(new StringReader(body));
-                // see https://google-gson.googlecode.com/svn/trunk/gson/docs/javadocs/com/google/gson/stream/JsonReader.html#setLenient(boolean)
+                // see https://www.javadoc.io/doc/com.google.code.gson/gson/2.8.5/com/google/gson/stream/JsonReader.html
                 jsonReader.setLenient(true);
                 return gson.fromJson(jsonReader, returnType);
             } else {