Java Requires Chilkat v11.0.0+
Chilkat2 Java
PayPal - Find Authorizations
See more PayPal Examples
Finds previously created authorizations.Chilkat Java Downloads
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.Rest;
import com.chilkatsoft.chilkat2.StringBuilder;
public class ChilkatExample {
public static void main(String[] args) {
// This requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
// Load our previously obtained access token. (see PayPal OAuth2 Access Token)
JsonObject jsonToken = new JsonObject();
jsonToken.loadFile("qa_data/tokens/paypal.json");
// Build the Authorization request header field value.
StringBuilder sbAuth = new StringBuilder();
// token_type should be "Bearer"
sbAuth.append(jsonToken.stringOf("token_type"));
sbAuth.append(" ");
sbAuth.append(jsonToken.stringOf("access_token"));
// Make the initial connection.
// A single REST object, once connected, can be used for many PayPal REST API calls.
// The auto-reconnect indicates that if the already-established HTTPS connection is closed,
// then it will be automatically re-established as needed.
Rest rest = new Rest();
boolean bAutoReconnect = true;
try {
rest.connect("api.sandbox.paypal.com", 443, true, bAutoReconnect);
} catch (ChilkatException e) {
System.out.println(e.getLastErrorText());
return;
}
// ----------------------------------------------------------------------------------------------
// The code above this comment could be placed inside a function/subroutine within the application
// because the connection does not need to be made for every request. Once the connection is made
// the app may send many requests..
// ----------------------------------------------------------------------------------------------
// Clear the REST object of any headers or query params from previous requests.
rest.clearAllHeaders();
rest.clearAllQueryParams();
rest.addHeader("Authorization", sbAuth.getAsString());
// To find authoriaztions, we list payments and look for those
// containing "authorization" transactions
rest.addQueryParam("count", "100");
rest.addQueryParam("start_index", "0");
rest.addQueryParam("sort_by", "update_time");
rest.addQueryParam("sort_order", "asc");
// Send the GET request and get the JSON response.
StringBuilder sbJsonResponse = new StringBuilder();
try {
rest.fullRequestNoBodySb("GET", "/v1/payments/payment", sbJsonResponse);
} catch (ChilkatException e) {
System.out.println(e.getLastErrorText());
return;
}
JsonObject json = new JsonObject();
json.setEmitCompact(false);
json.loadSb(sbJsonResponse);
// (optional) Save the entire JSON response to a file to examine if desired..
StringBuilder sbTemp = new StringBuilder();
json.emitSb(sbTemp);
sbTemp.writeFile("qa_output/paypal_payments.json", "utf-8", false);
System.out.println("Response Status Code = " + rest.getResponseStatusCode());
// Did we get a 200 success response?
if (rest.getResponseStatusCode() != 200) {
System.out.println(json.emit());
System.out.println("Failed.");
return;
}
// We are looking for "authorization" transactions .
// As shown below, we are looking in the "transactions" for "related_resources"
// containing "authorization" JSON objects.
// {
// "payments": [
// {
// "id": "PAY-3SL8976592063093RLA3DMAY",
// "create_time": "2016-11-24T00:36:19Z",
// "update_time": "2016-11-24T00:36:24Z",
// "state": "approved",
// "intent": "authorize",
// "payer": {
// "payment_method": "credit_card",
// "funding_instruments": [
// {
// "credit_card_token": {
// "credit_card_id": "CARD-52W84623JH8043102LA3CLGA",
// "payer_id": "user12345",
// "last4": "9974",
// "type": "visa",
// "expire_month": "9",
// "expire_year": "2021"
// }
// }
// ]
// },
// "transactions": [
// {
// "amount": {
// "total": "6.70",
// "currency": "USD",
// "details": {
// "subtotal": "6.70"
// }
// },
// "description": "This is the payment transaction description.",
// "related_resources": [
// {
// "authorization": {
// "id": "6HG91590AX913463C",
// "create_time": "2016-11-24T00:36:19Z",
// "update_time": "2016-11-24T00:36:24Z",
// "amount": {
// ...
// }
// },
// "state": "authorized",
// "parent_payment": "PAY-3SL8976592063093RLA3DMAY",
// "valid_until": "2016-12-23T00:36:19Z",
// ...
//
// Iterate over the payments and show each authorization
JsonObject jsonAuth = new JsonObject();
int numPayments = json.sizeOfArray("payments");
int i = 0;
while (i < numPayments) {
json.setI(i);
int j = 0;
int numTransactions = json.sizeOfArray("payments[i].transactions");
while (j < numTransactions) {
json.setJ(j);
int numRelatedResources = json.sizeOfArray("payments[i].transactions[j].related_resources");
int k = 0;
while (k < numRelatedResources) {
json.setK(k);
if (json.hasMember("payments[i].transactions[j].related_resources[k].authorization")) {
json.objectOf2("payments[i].transactions[j].related_resources[k].authorization", jsonAuth);
System.out.println("authorization id: " + jsonAuth.stringOf("id"));
System.out.println("state: " + jsonAuth.stringOf("state"));
System.out.println("total: " + jsonAuth.stringOf("amount.total"));
System.out.println("----");
}
k = k + 1;
}
j = j + 1;
}
i = i + 1;
}
System.out.println("success");
}
}