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Add optJSONArray and optJSONObject methods to JSONArray with a default value

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Edijs
2023-09-27 19:30:45 +03:00
parent db0fde2a56
commit 284a316838
2 changed files with 43 additions and 12 deletions
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47
src/main/java/org/json/JSONArray.java
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@@ -924,30 +924,57 @@ public class JSONArray implements Iterable<Object> {
}
/**
* Get the optional JSONArray associated with an index.
* Get the optional JSONArray associated with an index. Null is returned if
* there is no value at that index or if the value is not a JSONArray.
*
* @param index
* subscript
* @return A JSONArray value, or null if the index has no value, or if the
* value is not a JSONArray.
* The index must be between 0 and length() - 1.
* @return A JSONArray value.
*/
public JSONArray optJSONArray(int index) {
Object o = this.opt(index);
return o instanceof JSONArray ? (JSONArray) o : null;
return this.optJSONArray(index, null);
}
/**
* Get the optional JSONArray associated with an index. The defaultValue is returned if
* there is no value at that index or if the value is not a JSONArray.
*
* @param index
* The index must be between 0 and length() - 1.
* @param defaultValue
* The default.
* @return A JSONArray value.
*/
public JSONArray optJSONArray(int index, JSONArray defaultValue) {
Object object = this.opt(index);
return object instanceof JSONArray ? (JSONArray) object : defaultValue;
}
/**
* Get the optional JSONObject associated with an index. Null is returned if
* the key is not found, or null if the index has no value, or if the value
* is not a JSONObject.
* there is no value at that index or if the value is not a JSONObject.
*
* @param index
* The index must be between 0 and length() - 1.
* @return A JSONObject value.
*/
public JSONObject optJSONObject(int index) {
Object o = this.opt(index);
return o instanceof JSONObject ? (JSONObject) o : null;
return this.optJSONObject(index, null);
}
/**
* Get the optional JSONObject associated with an index. The defaultValue is returned if
* there is no value at that index or if the value is not a JSONObject.
*
* @param index
* The index must be between 0 and length() - 1.
* @param defaultValue
* The default.
* @return A JSONObject value.
*/
public JSONObject optJSONObject(int index, JSONObject defaultValue) {
Object object = this.opt(index);
return object instanceof JSONObject ? (JSONObject) object : defaultValue;
}
/**