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authorGravatar Ugnich Anton2014-04-24 01:29:12 +0700
committerGravatar Ugnich Anton2014-04-24 01:29:12 +0700
commit0b3c15851c0fbad3ee63cf0df298186a26d2a462 (patch)
treeef5a750def2821e8d56eae6563737e8773d12b50 /src/java/com/juick/http/www/Utils.java
parent69453d196eb1dcc928c628c7ca32ba2f69ea22ea (diff)
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Diffstat (limited to 'src/java/com/juick/http/www/Utils.java')
-rw-r--r--src/java/com/juick/http/www/Utils.java25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/java/com/juick/http/www/Utils.java b/src/java/com/juick/http/www/Utils.java
index 7a8abecb..2ba12f5e 100644
--- a/src/java/com/juick/http/www/Utils.java
+++ b/src/java/com/juick/http/www/Utils.java
@@ -19,8 +19,10 @@ package com.juick.http.www;
import java.io.BufferedReader;
import java.io.FileOutputStream;
+import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
+import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.sql.Connection;
@@ -126,6 +128,29 @@ public class Utils {
}
}
+ public static void replyJSON(HttpServletRequest request, HttpServletResponse response, String json) throws IOException {
+ response.setContentType("application/json; charset=UTF-8");
+ response.setHeader("Access-Control-Allow-Origin", "*");
+
+ String callback = request.getParameter("callback");
+ if (callback != null && (callback.length() > 64 || !callback.matches("[a-zA-Z0-9\\-\\_]+"))) {
+ callback = null;
+ }
+
+ PrintWriter out = response.getWriter();
+ try {
+ if (callback != null) {
+ out.print(callback + "(");
+ out.print(json);
+ out.print(")");
+ } else {
+ out.print(json);
+ }
+ } finally {
+ out.close();
+ }
+ }
+
public static String convertArray2String(ArrayList<Integer> mids) {
String q = "";
for (int i = 0; i < mids.size(); i++) {