Skip to content

added an option to use a LinkedHashMap to keep the original order #190

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
Orbiter wants to merge 1 commit into from
Closed

added an option to use a LinkedHashMap to keep the original order #190

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 12 additions & 1 deletion JSONObject.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@ of this software and associated documentation files (the "Software"), to deal
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Locale;
import java.util.Map;
import java.util.Map.Entry;
Expand Down Expand Up @@ -157,6 +158,16 @@ public JSONObject() {
this.map = new HashMap<String, Object>();
}

/**
* Construct an empty JSONObject.
*
* @param ordered
* if ordered == true, then the JSONObject keeps the original order of properties
*/
public JSONObject(boolean ordered) {
this.map = ordered ? new LinkedHashMap<String, Object>() : new HashMap<String, Object>();
}

/**
* Construct a JSONObject from a subset of another JSONObject. An array of
* strings is used to identify the keys that should be copied. Missing keys
Expand Down Expand Up @@ -240,7 +251,7 @@ public JSONObject(JSONTokener x) throws JSONException {
* the JSONObject.
*/
public JSONObject(Map<?, ?> map) {
this.map = new HashMap<String, Object>();
this.map = map instanceof LinkedHashMap ? new LinkedHashMap<String, Object>() : new HashMap<String, Object>();
if (map != null) {
for (final Entry<?, ?> e : map.entrySet()) {
final Object value = e.getValue();
Expand Down