在gmail-api中获取发件人邮件 [英] Get sender mail in gmail-api
本文介绍了在gmail-api中获取发件人邮件的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我试图通过gmail-api开发人员指南来弄清楚它.gmail-api中的消息部分不包含有关发件人的任何详细信息,感谢帮助.
I am trying to figure it out went through gmail-api developer guide.The message part in gmail-api does not contain any detail about sender any help is appreciated thanks.
推荐答案
好吧,我终于做到了.获取消息有效负载,然后从有效负载循环中通过名称为"from"的标头获取标头
Ok I finally did it.Get message payload and then get headers from payload loop through the headers with name "from"
header格式的格式为header = [name:"somename" value:"somevalue"]
format of header is of the form header=[name:"somename" value:"somevalue"]
这是我的代码,希望它对某人有帮助
here is my code hope it helps someone
private List<MessageReader> getDataFromApi() throws IOException {
String user = "me";
List<MessageReader> labels = new ArrayList<MessageReader>();
ListMessagesResponse listResponse = mActivity.mService.users().messages().list(user).setQ(query).execute();
//int i=0;
for (Message label : listResponse.getMessages()) {
Message m = mActivity.mService.users().messages().get(user, label.getId()).execute();
String a ="";
try{
List<MessagePart> parts =m.getPayload().getParts();
List<MessagePartHeader> headers = m.getPayload().getHeaders();
MessageReader mreader = readParts(parts);
mreader.setDate(m.getInternalDate());
for(MessagePartHeader header:headers){
String name = header.getName();
if(name.equals("From")||name.equals("from")){
mreader.setSender(header.getValue());
break;
}
}
labels.add(mreader);
}catch(Exception e){
a+="The following error occurred:\n" +
e.getMessage();
}
}
return labels;//extractData(labels);
}
private MessageReader readParts(List<MessagePart> parts){
MessageReader mreader = new MessageReader();
int cnt =0;
for(MessagePart part:parts){
try{
String mime = part.getMimeType();
if(mime.contentEquals("text/plain")){
String s = new String(Base64.decodeBase64(part.getBody().getData().getBytes()));
mreader.setText(s);
}else if(mime.contentEquals("text/html")){
String s = new String(Base64.decodeBase64(part.getBody().getData().getBytes()));
mreader.setHtml(s);
}else if(mime.contentEquals("multipart/alternative")){
List<MessagePart> subparts =part.getParts();
MessageReader subreader = readParts(subparts);
mreader.setText(subreader.getText());
mreader.setHtml(subreader.getHtml());
}else if(mime.contentEquals("application/octet-stream")){
cnt++;
mreader.setNo_of_files(cnt);
}
}catch(Exception e){
// get file here
}
}
return mreader;
}
public class MessageReader {
private String text;
private String html;
int no_of_files;
private String sender;
private long date;
// file data to be made
public String getSender() {
return sender;
}
public void setSender(String sender) {
this.sender = sender;
}
public long getDate() {
return date;
}
public void setDate(long date) {
this.date = date;
}
public String getText() {
return text;
}
public void setText(String text) {
this.text = text;
}
public String getHtml() {
return html;
}
public void setHtml(String html) {
this.html = html;
}
public int getNo_of_files() {
return no_of_files;
}
public void setNo_of_files(int no_of_files) {
this.no_of_files = no_of_files;
}
}
这篇关于在gmail-api中获取发件人邮件的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
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