| /* |
| * 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. |
| */ |
| var Thrift = { |
| |
| Type : { |
| "STOP" : 0, |
| "VOID" : 1, |
| "BOOL" : 2, |
| "BYTE" : 3, |
| "I08" : 3, |
| "DOUBLE" : 4, |
| "I16" : 6, |
| "I32" : 8, |
| "I64" : 10, |
| "STRING" : 11, |
| "UTF7" : 11, |
| "STRUCT" : 12, |
| "MAP" : 13, |
| "SET" : 14, |
| "LIST" : 15, |
| "UTF8" : 16, |
| "UTF16" : 17 |
| }, |
| |
| MessageType : { |
| "CALL" : 1, |
| "REPLY" : 2, |
| "EXCEPTION" : 3 |
| } |
| } |
| |
| Thrift.TException = {} |
| Thrift.TException.prototype = { |
| initialize: function( message, code ) { |
| this.message = message; |
| this.code = (code == null) ? 0 : code; |
| } |
| } |
| |
| |
| Thrift.TApplicationExceptionType = { |
| "UNKNOWN" : 0, |
| "UNKNOWN_METHOD" : 1, |
| "INVALID_MESSAGE_TYPE" : 2, |
| "WRONG_METHOD_NAME" : 3, |
| "BAD_SEQUENCE_ID" : 4, |
| "MISSING_RESULT" : 5 |
| } |
| |
| Thrift.TApplicationException = function(message, code){ |
| this.message = message |
| this.code = (code == null) ? 0 : code |
| } |
| |
| Thrift.TApplicationException.prototype = { |
| |
| read : function(input){ |
| |
| var ftype |
| var fid |
| var ret = input.readStructBegin(fname) |
| |
| this.fname = ret.fname |
| |
| while(1){ |
| |
| ret = input.readFieldBegin() |
| |
| if(ret.ftype == TType.STOP) |
| break |
| |
| var fid = ret.fid |
| |
| switch(fid){ |
| case 1: |
| if( ret.ftype == Type.STRING ){ |
| ret = input.readString() |
| this.message = ret.value |
| } else { |
| ret = input.skip(ret.ftype) |
| } |
| |
| break |
| case 2: |
| if( ret.ftype == Type.I32 ){ |
| ret = input.readI32() |
| this.code = ret.value |
| } else { |
| ret = input.skip(ret.ftype) |
| } |
| break |
| |
| default: |
| ret = input.skip(ret.ftype) |
| break |
| } |
| |
| input.readFieldEnd() |
| |
| } |
| |
| input.readStructEnd() |
| |
| }, |
| |
| write: function(output){ |
| var xfer = 0; |
| |
| output.writeStructBegin('TApplicationException'); |
| |
| if (this.message) { |
| output.writeFieldBegin('message', Type.STRING, 1) |
| output.writeString(this.getMessage()) |
| output.writeFieldEnd() |
| } |
| |
| if (this.code) { |
| output.writeFieldBegin('type', Type.I32, 2) |
| output.writeI32(this.code) |
| output.writeFieldEnd() |
| } |
| |
| output.writeFieldStop() |
| output.writeStructEnd() |
| |
| }, |
| |
| getCode : function() { |
| return this.code |
| }, |
| |
| getMessage : function() { |
| return this.message |
| } |
| } |
| |
| |
| |
| /** |
| *If you do not specify a url then you must handle ajax on your own. |
| *This is how to use js bindings in a async fashion. |
| */ |
| Thrift.Transport = function(url){ |
| this.url = url |
| this.wpos = 0 |
| this.rpos = 0 |
| |
| this.send_buf = '' |
| this.recv_buf = '' |
| } |
| |
| Thrift.Transport.prototype = { |
| |
| //Gets the browser specific XmlHttpRequest Object |
| getXmlHttpRequestObject : function() { |
| |
| try { return new XMLHttpRequest() } catch(e) {} |
| try { return new ActiveXObject("Msxml2.XMLHTTP") } catch (e) {} |
| try { return new ActiveXObject("Microsoft.XMLHTTP") } catch (e) {} |
| |
| throw "Your browser doesn't support the XmlHttpRequest object. Try upgrading to Firefox." |
| |
| }, |
| |
| flush : function(){ |
| |
| //async mode |
| if(this.url == undefined || this.url == '') |
| return this.send_buf; |
| |
| var xreq = this.getXmlHttpRequestObject() |
| |
| if (xreq.overrideMimeType) |
| xreq.overrideMimeType("application/json") |
| |
| xreq.open("POST", this.url, false) |
| xreq.send(this.send_buf) |
| |
| if (xreq.readyState != 4) |
| throw "encountered an unknown ajax ready state: "+xreq.readyState |
| |
| if (xreq.status != 200) |
| throw "encountered a unknown request status: "+xreq.status |
| |
| this.recv_buf = xreq.responseText |
| this.recv_buf_sz = this.recv_buf.length |
| this.wpos = this.recv_buf.length |
| this.rpos = 0 |
| }, |
| |
| setRecvBuffer : function(buf){ |
| this.recv_buf = buf |
| this.recv_buf_sz = this.recv_buf.length |
| this.wpos = this.recv_buf.length |
| this.rpos = 0 |
| }, |
| |
| isOpen : function() { |
| return true |
| }, |
| |
| open : function() {}, |
| |
| close: function() {}, |
| |
| read : function(len) { |
| var avail = this.wpos - this.rpos |
| |
| if(avail == 0) |
| return '' |
| |
| var give = len |
| |
| if(avail < len) |
| give = avail |
| |
| var ret = this.read_buf.substr(this.rpos,give) |
| this.rpos += give |
| |
| //clear buf when complete? |
| return ret |
| }, |
| |
| readAll : function() { |
| return this.recv_buf |
| }, |
| |
| write : function(buf){ |
| this.send_buf = buf |
| }, |
| |
| getSendBuffer : function(){ |
| return this.send_buf |
| } |
| |
| } |
| |
| |
| |
| Thrift.Protocol = function(transport){ |
| this.transport = transport |
| } |
| |
| Thrift.Protocol.Type = {} |
| Thrift.Protocol.Type[ Thrift.Type.BOOL ] = '"tf"' |
| Thrift.Protocol.Type[ Thrift.Type.BYTE ] = '"i8"' |
| Thrift.Protocol.Type[ Thrift.Type.I16 ] = '"i16"' |
| Thrift.Protocol.Type[ Thrift.Type.I32 ] = '"i32"' |
| Thrift.Protocol.Type[ Thrift.Type.I64 ] = '"i64"' |
| Thrift.Protocol.Type[ Thrift.Type.DOUBLE ] = '"dbl"' |
| Thrift.Protocol.Type[ Thrift.Type.STRUCT ] = '"rec"' |
| Thrift.Protocol.Type[ Thrift.Type.STRING ] = '"str"' |
| Thrift.Protocol.Type[ Thrift.Type.MAP ] = '"map"' |
| Thrift.Protocol.Type[ Thrift.Type.LIST ] = '"lst"' |
| Thrift.Protocol.Type[ Thrift.Type.SET ] = '"set"' |
| |
| |
| Thrift.Protocol.RType = {} |
| Thrift.Protocol.RType[ "tf" ] = Thrift.Type.BOOL |
| Thrift.Protocol.RType[ "i8" ] = Thrift.Type.BYTE |
| Thrift.Protocol.RType[ "i16"] = Thrift.Type.I16 |
| Thrift.Protocol.RType[ "i32"] = Thrift.Type.I32 |
| Thrift.Protocol.RType[ "i64"] = Thrift.Type.I64 |
| Thrift.Protocol.RType[ "dbl"] = Thrift.Type.DOUBLE |
| Thrift.Protocol.RType[ "rec"] = Thrift.Type.STRUCT |
| Thrift.Protocol.RType[ "str"] = Thrift.Type.STRING |
| Thrift.Protocol.RType[ "map"] = Thrift.Type.MAP |
| Thrift.Protocol.RType[ "lst"] = Thrift.Type.LIST |
| Thrift.Protocol.RType[ "set"] = Thrift.Type.SET |
| |
| Thrift.Protocol.Version = 1 |
| |
| Thrift.Protocol.prototype = { |
| |
| getTransport : function(){ |
| return this.transport |
| }, |
| |
| //Write functions |
| writeMessageBegin : function(name,messageType,seqid){ |
| this.tstack = new Array() |
| this.tpos = new Array(); |
| |
| this.tstack.push([Thrift.Protocol.Version,'"'+name+'"',messageType,seqid]); |
| }, |
| |
| writeMessageEnd : function(){ |
| var obj = this.tstack.pop() |
| |
| this.wobj = this.tstack.pop() |
| this.wobj.push(obj) |
| |
| this.wbuf = "["+this.wobj.join(",")+"]"; |
| |
| this.transport.write(this.wbuf); |
| }, |
| |
| |
| writeStructBegin : function(name){ |
| this.tpos.push(this.tstack.length) |
| this.tstack.push({}) |
| }, |
| |
| writeStructEnd : function(){ |
| |
| var p = this.tpos.pop() |
| var struct = this.tstack[p] |
| var str = "{" |
| var first = true |
| for( var key in struct ){ |
| if(first) |
| first = false; |
| else |
| str += ","; |
| |
| str += key+":"+struct[key] |
| } |
| |
| str += "}" |
| this.tstack[p] = str; |
| }, |
| |
| writeFieldBegin : function(name,fieldType,fieldId){ |
| this.tpos.push(this.tstack.length) |
| this.tstack.push({"fieldId" : '"'+fieldId+'"', "fieldType" : Thrift.Protocol.Type[fieldType]}); |
| |
| }, |
| |
| writeFieldEnd : function(){ |
| var value = this.tstack.pop() |
| var fieldInfo = this.tstack.pop() |
| |
| this.tstack[this.tstack.length-1][fieldInfo.fieldId] = "{"+fieldInfo.fieldType+":"+value+"}" |
| this.tpos.pop() |
| }, |
| |
| writeFieldStop : function(){ |
| //na |
| }, |
| |
| writeMapBegin : function(keyType,valType,size){ |
| //size is invalid, we'll set it on end. |
| this.tpos.push(this.tstack.length) |
| this.tstack.push([Thrift.Protocol.Type[keyType],Thrift.Protocol.Type[valType],0]) |
| }, |
| |
| writeMapEnd : function(){ |
| var p = this.tpos.pop() |
| |
| if(p == this.tstack.length) |
| return; |
| |
| if((this.tstack.length - p - 1) % 2 != 0) |
| this.tstack.push(""); |
| |
| var size = (this.tstack.length - p - 1)/2 |
| |
| this.tstack[p][this.tstack[p].length-1] = size; |
| |
| var map = "{" |
| var first = true |
| while( this.tstack.length > p+1 ){ |
| var v = this.tstack.pop() |
| var k = this.tstack.pop() |
| if(first){ |
| first = false |
| }else{ |
| map += "," |
| } |
| |
| map += '"'+k+'":'+v |
| } |
| map += "}" |
| |
| this.tstack[p].push(map) |
| this.tstack[p] = "["+this.tstack[p].join(",")+"]" |
| }, |
| |
| writeListBegin : function(elemType,size){ |
| this.tpos.push(this.tstack.length) |
| this.tstack.push([Thrift.Protocol.Type[elemType],size]); |
| }, |
| |
| writeListEnd : function(){ |
| var p = this.tpos.pop() |
| |
| while( this.tstack.length > p+1 ){ |
| var tmpVal = this.tstack[p+1] |
| this.tstack.splice(p+1, 1) |
| this.tstack[p].push(tmpVal) |
| } |
| |
| this.tstack[p] = '['+this.tstack[p].join(",")+']'; |
| }, |
| |
| writeSetBegin : function(elemType,size){ |
| this.tpos.push(this.tstack.length) |
| this.tstack.push([Thrift.Protocol.Type[elemType],size]); |
| }, |
| |
| writeSetEnd : function(){ |
| var p = this.tpos.pop() |
| |
| while( this.tstack.length > p+1 ){ |
| var tmpVal = this.tstack[p+1] |
| this.tstack.splice(p+1, 1) |
| this.tstack[p].push(tmpVal) |
| } |
| |
| this.tstack[p] = '['+this.tstack[p].join(",")+']'; |
| }, |
| |
| writeBool : function(value){ |
| this.tstack.push( value ? 1 : 0 ); |
| }, |
| |
| writeByte : function(i8){ |
| this.tstack.push(i8); |
| }, |
| |
| writeI16 : function(i16){ |
| this.tstack.push(i16); |
| }, |
| |
| writeI32 : function(i32){ |
| this.tstack.push(i32); |
| }, |
| |
| writeI64 : function(i64){ |
| this.tstack.push(i64); |
| }, |
| |
| writeDouble : function(dbl){ |
| this.tstack.push(dbl); |
| }, |
| |
| writeString : function(str){ |
| // We do not encode uri components for wire transfer: |
| if(str === null) { |
| this.tstack.push(null); |
| } else { |
| // concat may be slower than building a byte buffer |
| var escapedString = ""; |
| for(var i = 0; i < str.length; i++) { |
| var ch = str.charAt(i); // a single double quote: " |
| if(ch === '\"') { |
| escapedString += '\\\"'; // write out as: \" |
| } else if(ch === '\\') { // a single backslash: \ |
| escapedString += '\\\\'; // write out as: \\ |
| /* Currently escaped forward slashes break TJSONProtocol. |
| * As it stands, we can simply pass forward slashes into our strings |
| * across the wire without being escaped. |
| * I think this is the protocol's bug, not thrift.js |
| * } else if(ch === '/') { // a single forward slash: / |
| * escapedString += '\\/'; // write out as \/ |
| * } |
| */ |
| } else if(ch === '\b') { // a single backspace: invisible |
| escapedString += '\\b'; // write out as: \b" |
| } else if(ch === '\f') { // a single formfeed: invisible |
| escapedString += '\\f'; // write out as: \f" |
| } else if(ch === '\n') { // a single newline: invisible |
| escapedString += '\\n'; // write out as: \n" |
| } else if(ch === '\r') { // a single return: invisible |
| escapedString += '\\r'; // write out as: \r" |
| } else if(ch === '\t') { // a single tab: invisible |
| escapedString += '\\t'; // write out as: \t" |
| } else { |
| escapedString += ch; // Else it need not be escaped |
| } |
| } |
| this.tstack.push('"' + escapedString + '"'); |
| } |
| }, |
| |
| writeBinary : function(str){ |
| this.writeString(str); |
| }, |
| |
| |
| |
| // Reading functions |
| readMessageBegin : function(name, messageType, seqid){ |
| this.rstack = new Array() |
| this.rpos = new Array() |
| |
| this.robj = eval(this.transport.readAll()) |
| |
| var r = {} |
| var version = this.robj.shift() |
| |
| if(version != Thrift.Protocol.Version){ |
| throw "Wrong thrift protocol version: "+version |
| } |
| |
| r["fname"] = this.robj.shift() |
| r["mtype"] = this.robj.shift() |
| r["rseqid"] = this.robj.shift() |
| |
| |
| //get to the main obj |
| this.rstack.push(this.robj.shift()) |
| |
| return r |
| }, |
| |
| |
| readMessageEnd : function(){ |
| }, |
| |
| readStructBegin : function(name){ |
| var r = {} |
| r["fname"] = '' |
| |
| //incase this is an array of structs |
| if(this.rstack[this.rstack.length-1] instanceof Array) |
| this.rstack.push(this.rstack[this.rstack.length-1].shift()) |
| |
| return r |
| }, |
| |
| readStructEnd : function(){ |
| if(this.rstack[this.rstack.length-2] instanceof Array) |
| this.rstack.pop() |
| }, |
| |
| readFieldBegin : function(){ |
| var r = {}; |
| |
| var fid = -1 |
| var ftype = Thrift.Type.STOP |
| |
| //get a fieldId |
| for(var f in (this.rstack[this.rstack.length-1])){ |
| if(f == null) continue |
| |
| fid = parseInt(f) |
| this.rpos.push(this.rstack.length) |
| |
| var field = this.rstack[this.rstack.length-1][fid] |
| |
| //remove so we don't see it again |
| delete this.rstack[this.rstack.length-1][fid] |
| |
| this.rstack.push(field) |
| |
| break |
| } |
| |
| if(fid != -1){ |
| |
| //should only be 1 of these but this is the only |
| //way to match a key |
| for(var f in (this.rstack[this.rstack.length-1])){ |
| if(Thrift.Protocol.RType[f] == null ) continue |
| |
| ftype = Thrift.Protocol.RType[f] |
| this.rstack[this.rstack.length-1] = this.rstack[this.rstack.length-1][f] |
| } |
| } |
| |
| r["fname"] = '' |
| r["ftype"] = ftype |
| r["fid"] = fid |
| |
| |
| return r |
| }, |
| |
| readFieldEnd : function(){ |
| var pos = this.rpos.pop() |
| |
| //get back to the right place in the stack |
| while(this.rstack.length > pos) |
| this.rstack.pop(); |
| |
| }, |
| |
| readMapBegin : function(keyType,valType,size){ |
| |
| var map = this.rstack.pop() |
| |
| var r = {}; |
| r["ktype"] = Thrift.Protocol.RType[map.shift()] |
| r["vtype"] = Thrift.Protocol.RType[map.shift()] |
| r["size"] = map.shift() |
| |
| |
| this.rpos.push(this.rstack.length) |
| this.rstack.push(map.shift()) |
| |
| return r; |
| }, |
| |
| readMapEnd : function(){ |
| this.readFieldEnd() |
| }, |
| |
| readListBegin : function(elemType,size){ |
| |
| var list = this.rstack[this.rstack.length-1] |
| |
| var r = {}; |
| r["etype"] = Thrift.Protocol.RType[list.shift()]; |
| r["size" ] = list.shift(); |
| |
| |
| this.rpos.push(this.rstack.length); |
| this.rstack.push(list) |
| |
| return r; |
| }, |
| |
| readListEnd : function(){ |
| this.readFieldEnd() |
| }, |
| |
| readSetBegin : function(elemType,size){ |
| return this.readListBegin(elemType,size) |
| }, |
| |
| readSetEnd : function(){ |
| return this.readListEnd() |
| }, |
| |
| readBool : function(){ |
| var r = this.readI32() |
| |
| if( r != null && r["value"] == "1" ){ |
| r["value"] = true |
| }else{ |
| r["value"] = false |
| } |
| |
| return r |
| }, |
| |
| readByte : function(){ |
| return this.readI32() |
| }, |
| |
| readI16 : function(){ |
| return this.readI32() |
| }, |
| |
| |
| readI32 : function(f){ |
| if(f == undefined) |
| f = this.rstack[this.rstack.length-1] |
| |
| var r = {} |
| |
| if(f instanceof Array){ |
| if(f.length == 0) |
| r["value"] = undefined |
| else |
| r["value"] = f.shift() |
| |
| }else if(f instanceof Object){ |
| for(var i in f){ |
| if(i == null) continue |
| this.rstack.push(f[i]) |
| delete f[i] |
| |
| r["value"] = i |
| break |
| } |
| } else { |
| r["value"] = f |
| } |
| |
| return r |
| }, |
| |
| readI64 : function(){ |
| return this.readI32() |
| }, |
| |
| readDouble : function(){ |
| return this.readI32() |
| }, |
| |
| readString : function(){ |
| var r = this.readI32() |
| return r |
| }, |
| |
| readBinary : function(){ |
| return this.readString() |
| }, |
| |
| |
| //Method to arbitrarily skip over data. |
| skip : function(type){ |
| throw "skip not supported yet" |
| } |
| |
| } |
| |
| |
| |