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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
function HTTPClient(uri) {
this.msxmlNames = [ "MSXML2.XMLHTTP.5.0",
"MSXML2.XMLHTTP.4.0",
"MSXML2.XMLHTTP.3.0",
"MSXML2.XMLHTTP",
"Microsoft.XMLHTTP" ];
this.uri=uri;
this.get = function(id, responseFunction) {
var xhr = this.createXMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4) {
if (xhr.status == 200) {
var strDocument = xhr.responseText;
if (responseFunction != null) responseFunction(strDocument);
} else {
alert("get - Error getting data from the server");
}
}
}
xhr.open("GET", uri + '/' + id, true);
xhr.send(null);
}
this.post = function (entry, responseFunction) {
var xhr = this.createXMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4) {
if (xhr.status == 201) {
var strDocument = xhr.responseText;
if (responseFunction != null) responseFunction(strDocument);
} else {
alert("post - Error getting data from the server");
}
}
}
xhr.open("POST", uri, true);
xhr.setRequestHeader("Content-Type", "text/xml");
xhr.send(entry);
}
this.put = function (id, entry, responseFunction) {
var xhr = this.createXMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4) {
if (xhr.status == 200) {
var strDocument = xhr.responseText;
if (responseFunction != null) responseFunction(strDocument);
} else {
alert("put - Error getting data from the server");
}
}
}
xhr.open("PUT", uri + '/' + id, true);
xhr.setRequestHeader("Content-Type", "text/xml");
xhr.send(entry);
}
this.del = function (id, responseFunction) {
var xhr = this.createXMLHttpRequest();
xhr.onreadystatechange = function() {
if (xhr.readyState == 4) {
if (xhr.status == 200) {
if (responseFunction != null) responseFunction();
} else {
alert("delete - Error getting data from the server");
}
}
}
xhr.open("DELETE", uri + '/' + id, true);
xhr.send(null);
}
this.createXMLHttpRequest = function () {
/* Mozilla XMLHttpRequest */
try {return new XMLHttpRequest();} catch(e) {}
/* Microsoft MSXML ActiveX */
for (var i=0;i < this.msxmlNames.length; i++) {
try {return new ActiveXObject(this.msxmlNames[i]);} catch (e) {}
}
alert("XML http request not supported");
return null;
}
}
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