Java Utililty Methods HTTP Post

List of utility methods to do HTTP Post

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HTTP Post

Description

The list of methods to do HTTP Post are organized into topic(s).

Method

void doHttpPost(URL url, String requestBody)
Executes a HTTP-POST Request

HttpURLConnection connection = null;
OutputStreamWriter writer = null;
try {
 connection = (HttpURLConnection) url.openConnection();
 connection.setRequestMethod("POST");
 connection.setDoOutput(true);
 connection.setRequestProperty("Content-Length", String.valueOf(requestBody.length()));
 writer = new OutputStreamWriter(connection.getOutputStream());
...

String doPOST(HttpURLConnection conn, InputStream input)
do POST

conn.setRequestMethod("POST");
return call(conn, input);

byte[] doPost(String targetURL, String urlParameters, String contentType)
executes a post to the targetURL.

URL url;
HttpURLConnection connection = null;
try {
 url = new URL(targetURL);
 connection = (HttpURLConnection) url.openConnection();
 connection.setRequestMethod("POST");
 connection.setRequestProperty("Content-Type", contentType);
 connection.setRequestProperty("Content-Length", "" + Integer.toString(urlParameters.getBytes().length));
...

String doPost(String theURL, Map nameValuePairs)
do Post

URL url = new URL(validateURL(theURL));
URLConnection conn = url.openConnection();
conn.setDoOutput(true);
postRequest(conn, nameValuePairs);
return readResponse(conn);

String doPost(URL url, String body, String... args)
_more_

return doHttpRequest("POST", url, body, args);

String executePost(String url, JSONObject data)
execute Post

URL obj = new URL(url);
HttpURLConnection con = (HttpURLConnection) obj.openConnection();
con.setRequestMethod("POST");
con.setRequestProperty("User-Agent", "Mozilla/5.0");
con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");
con.setRequestProperty("Content-Type", "application/json");
con.setDoOutput(true);
DataOutputStream wr = new DataOutputStream(con.getOutputStream()); 
...

String executePostWithCredentials(String targetURL, String urlParameters, String userName, String password)
execute Post With Credentials

HttpURLConnection connection = null;
try {
 String userPassword = userName + ":" + password;
 String encoded = Base64.getEncoder().encodeToString(userPassword.getBytes("UTF-8"));
 URL url = new URL(targetURL);
 connection = (HttpURLConnection) url.openConnection();
 connection.setRequestMethod("POST");
 connection.setRequestProperty("Content-Type", "application/json");
...

HttpURLConnection getHttpPOSTConnection(String urlStr, String charSet, Map props, Map params)
get Http POST Connection

URL url = new URL(urlStr);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
for (Iterator iterator = props.keySet().iterator(); iterator.hasNext();) {
 String k = (String) iterator.next();
 connection.addRequestProperty(k, props.get(k));
connection.setRequestMethod("POST");
connection.setDoOutput(true);
...

InputStream httpGet(final String httpurl, final Map... requestProperties)
Simple http get imlementation.

HttpURLConnection connection = (HttpURLConnection) new URL(httpurl).openConnection();
for (Map<String, String> props : requestProperties) {
 addRequestProperties(props, connection);
return connection.getInputStream();

InputStream httpPost(final String httpurl, final String data, final Map... requestProperties)
Simple http post implementation.

byte[] bytes = data.getBytes("utf-8");
java.net.URL url = new java.net.URL(httpurl);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoInput(true);
connection.setDoOutput(true);
connection.setRequestMethod("POST");
connection.setRequestProperty("charset", "utf-8");
connection.setRequestProperty("Content-Length", Integer.toString(bytes.length));
...