利用js访问activiti-restful

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利用js访问activiti-restful，

注意：

工程需要和activiti-restful 在同一web容器下上代码：

html 一个使用jquery 一个使用JavaScript

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html lang="en" ><head>    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">    <script language="javascript" src="jquery-1.12.4.js"></script>    <script language="javascript" src="base64.js"></script>    <meta charset="UTF-8">    <title>Title</title></head><body><div id="result"></div><input type="button" id="ii"  value="fdsafasfda" ><script language="javascript">$("#ii").click(function(){        $.ajax({            type: "GET",            url: "http://localhost:8080/activiti-rest/service/repository/process-definitions",            headers: {                "Authorization": "Basic " + Base64.encode("kermit:kermit")            },            dataType: "json",            success: function(json) {                alert(JSON.stringify(json));            }        });    })window.onload = function getjson() {    var hr = new XMLHttpRequest();    var url = "http://kermit:kermit@localhost:8080/activiti-rest/service/repository/process-definitions";    var result = document.getElementById("result");    hr.open("GET", url, true);    hr.setRequestHeader("Content-type", "application/json", true);    hr.onreadystatechange = function() {        if(hr.readyState == 4 && hr.status == 200) {            var data = JSON.parse(hr.responseText);            result.innerHTML = JSON.stringify(data);        }    }    hr.send();}</script></body></html>

base64.js

/****  Base64 encode / decode***/var Base64 = {// private property_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",// public method for encodingencode : function (input) {var output = "";var chr1, chr2, chr3, enc1, enc2, enc3, enc4;var i = 0;input = Base64._utf8_encode(input);while (i < input.length) {chr1 = input.charCodeAt(i++);chr2 = input.charCodeAt(i++);chr3 = input.charCodeAt(i++);enc1 = chr1 >> 2;enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);enc4 = chr3 & 63;if (isNaN(chr2)) {enc3 = enc4 = 64;} else if (isNaN(chr3)) {enc4 = 64;}output = output +this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);}return output;},// public method for decodingdecode : function (input) {var output = "";var chr1, chr2, chr3;var enc1, enc2, enc3, enc4;var i = 0;input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");while (i < input.length) {enc1 = this._keyStr.indexOf(input.charAt(i++));enc2 = this._keyStr.indexOf(input.charAt(i++));enc3 = this._keyStr.indexOf(input.charAt(i++));enc4 = this._keyStr.indexOf(input.charAt(i++));chr1 = (enc1 << 2) | (enc2 >> 4);chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);chr3 = ((enc3 & 3) << 6) | enc4;output = output + String.fromCharCode(chr1);if (enc3 != 64) {output = output + String.fromCharCode(chr2);}if (enc4 != 64) {output = output + String.fromCharCode(chr3);}}output = Base64._utf8_decode(output);return output;},// private method for UTF-8 encoding_utf8_encode : function (string) {string = string.replace(/\r\n/g,"\n");var utftext = "";for (var n = 0; n < string.length; n++) {var c = string.charCodeAt(n);if (c < 128) {utftext += String.fromCharCode(c);}else if((c > 127) && (c < 2048)) {utftext += String.fromCharCode((c >> 6) | 192);utftext += String.fromCharCode((c & 63) | 128);}else {utftext += String.fromCharCode((c >> 12) | 224);utftext += String.fromCharCode(((c >> 6) & 63) | 128);utftext += String.fromCharCode((c & 63) | 128);}}return utftext;},// private method for UTF-8 decoding_utf8_decode : function (utftext) {var string = "";var i = 0;var c = c1 = c2 = 0;while ( i < utftext.length ) {c = utftext.charCodeAt(i);if (c < 128) {string += String.fromCharCode(c);i++;}else if((c > 191) && (c < 224)) {c2 = utftext.charCodeAt(i+1);string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));i += 2;}else {c2 = utftext.charCodeAt(i+1);c3 = utftext.charCodeAt(i+2);string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));i += 3;}}return string;}}

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