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Form.java
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103 lines (80 loc) · 3.15 KB
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package javaxt.html;
//******************************************************************************
//** HTML Form
//******************************************************************************
/**
* Used to post html form data to an http server. Supports both HTTP GET and
* POST methods.
*
******************************************************************************/
public class Form {
private String name;
private String method = "post";
private String action = "";
private java.util.ArrayList<Input> inputs = new java.util.ArrayList<Input>();
//**************************************************************************
//** Constructor
//**************************************************************************
/** Creates a new instance of this class.
* @param method HTTP request method (e.g. "GET" or "POST")
* @param action URL to send the form data.
*/
public Form(String method, String action){
this.method = method;
this.action = action;
}
public void setName(String name){
this.name = name;
}
public void addInput(String name, String value){
inputs.add(new Input(name,value));
}
public void addInput(Input input){
inputs.add(input);
}
//**************************************************************************
//** setMethod
//**************************************************************************
/** @param method HTTP request method (e.g. "GET" or "POST")
*/
public void setMethod(String method){
this.method = method;
}
//**************************************************************************
//** setAction
//**************************************************************************
/** @param action URL to send the form data.
*/
public void setAction(String action){
this.action = action;
}
//**************************************************************************
//** submit
//**************************************************************************
/** Used to submit the form data. Returns the http response from the server.
*/
public javaxt.http.Response submit(){
//Convert the form inputs into a request
StringBuffer payload = new StringBuffer();
for (int i=0; i<inputs.size(); i++){
if (i>0) payload.append("&");
payload.append(inputs.get(i).toString());
}
javaxt.http.Request request = null;
if (method.equalsIgnoreCase("post")){
//Instantiate HTTP request
request = new javaxt.http.Request(action);
request.addHeader("Content-Type", "application/x-www-form-urlencoded");
//Send the http request
request.write(payload.toString());
}
else{
javaxt.utils.URL url = new javaxt.utils.URL(action);
payload.append("&" + url.getQueryString());
url.setQueryString(url.getQueryString() + "&" + payload.toString());
request = new javaxt.http.Request(url.toString());
}
//Return the response
return request.getResponse();
}
}