Java

Amazon Translate Text

See more AWS Translate Examples

Demonstrates how to use the AWS Translate service to translate text from one language to another. Chilkat2 Java

import com.chilkatsoft.chilkat2.AuthAws;
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 example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        Rest rest = new Rest();

        AuthAws authAws = new AuthAws();
        authAws.setAccessKey("AWS_ACCESS_KEY");
        authAws.setSecretKey("AWS_SECRET_KEY");
        authAws.setRegion("us-west-2");
        authAws.setServiceName("translate");
        rest.setAuthAws(authAws);

        // URL: https://translate.us-west-2.amazonaws.com/
        boolean bTls = true;
        int port = 443;
        boolean bAutoReconnect = true;
        try {
            rest.connect("translate.us-west-2.amazonaws.com", port, bTls, bAutoReconnect);
        } catch (ChilkatException e) {
            System.out.println("ConnectFailReason: " + rest.getConnectFailReason());
            System.out.println(e.getLastErrorText());
            return;
        }

        // Translate text from English to German
        JsonObject json = new JsonObject();
        json.updateString("SourceLanguageCode", "en");
        json.updateString("TargetLanguageCode", "de");
        json.updateString("Text", "This is the text to be translated");

        rest.addHeader("Content-Type", "application/x-amz-json-1.1");
        rest.addHeader("X-Amz-Target", "AWSShineFrontendService_20170701.TranslateText");

        StringBuilder sbRequestBody = new StringBuilder();
        json.emitSb(sbRequestBody);
        StringBuilder sbResponseBody = new StringBuilder();
        try {
            rest.fullRequestSb("POST", "/", sbRequestBody, sbResponseBody);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        int respStatusCode = rest.getResponseStatusCode();
        if (respStatusCode >= 400) {
            System.out.println("Response Status Code = " + respStatusCode);
            System.out.println("Response Header:");
            System.out.println(rest.getResponseHeader());
            System.out.println("Response Body:");
            System.out.println(sbResponseBody.getAsString());
            return;
        }

        JsonObject jsonResponse = new JsonObject();
        jsonResponse.loadSb(sbResponseBody);
        jsonResponse.setEmitCompact(false);

        System.out.println(jsonResponse.emit());

        // {
        //   "SourceLanguageCode": "en",
        //   "TargetLanguageCode": "de",
        //   "TranslatedText": "Dies ist der zu �bersetzende Text"
        // }

        System.out.println(jsonResponse.stringOf("TranslatedText"));
    }
}