apache · tenthe · Jan 11, 2023 · Jan 11, 2023
diff --git a/...extensions-api/src/main/java/org/apache/streampipes/extensions/api/connect/IProtocol.java b/...extensions-api/src/main/java/org/apache/streampipes/extensions/api/connect/IProtocol.java
@@ -23,9 +23,6 @@
 import org.apache.streampipes.model.connect.guess.GuessSchema;
 import org.apache.streampipes.model.schema.EventSchema;
 
-import java.util.List;
-import java.util.Map;
-
 public interface IProtocol extends Connector {
 
   IProtocol getInstance(ProtocolDescription protocolDescription,
@@ -36,8 +33,6 @@ IProtocol getInstance(ProtocolDescription protocolDescription,
 
   GuessSchema getGuessSchema() throws ParseException;
 
-  List<Map<String, Object>> getNElements(int n) throws ParseException;
-
   void run(IAdapterPipeline adapterPipeline) throws AdapterException;
 
   /*

diff --git a/...ers-iiot/src/main/java/org/apache/streampipes/connect/iiot/protocol/set/FileProtocol.java b/...ers-iiot/src/main/java/org/apache/streampipes/connect/iiot/protocol/set/FileProtocol.java
@@ -45,9 +45,7 @@
 import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.InputStream;
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 public class FileProtocol extends Protocol {
 
@@ -134,32 +132,6 @@ public GuessSchema getGuessSchema() throws ParseException {
   }
 
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-    List<Map<String, Object>> result = new ArrayList<>();
-
-    List<byte[]> dataByteArray = new ArrayList<>();
-    try {
-      InputStream dataInputStream = FileProtocolUtils.getFileInputStream(this.selectedFilename);
-      dataByteArray = parser.parseNEvents(dataInputStream, n);
-    } catch (FileNotFoundException e) {
-      e.printStackTrace();
-    }
-
-    // Check that result size is n. Currently just an error is logged. Maybe change to an exception
-    if (dataByteArray.size() < n) {
-      logger.error("Error in File Protocol! User required: " + n + " elements but the resource just had: "
-          + dataByteArray.size());
-    }
-
-    for (byte[] b : dataByteArray) {
-      result.add(format.parse(b));
-    }
-
-    return result;
-  }
-
-
   @Override
   public String getId() {
     return ID;

diff --git a/...ers-iiot/src/main/java/org/apache/streampipes/connect/iiot/protocol/set/HttpProtocol.java b/...ers-iiot/src/main/java/org/apache/streampipes/connect/iiot/protocol/set/HttpProtocol.java
@@ -42,9 +42,7 @@
 
 import java.io.IOException;
 import java.io.InputStream;
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 public class HttpProtocol extends Protocol {
 
@@ -122,27 +120,6 @@ public GuessSchema getGuessSchema() throws ParseException {
     return result;
   }
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-
-    List<Map<String, Object>> result = new ArrayList<>();
-
-    InputStream dataInputStream = getDataFromEndpoint();
-
-    List<byte[]> dataByteArray = parser.parseNEvents(dataInputStream, n);
-
-    // Check that result size is n. Currently just an error is logged. Maybe change to an exception
-    if (dataByteArray.size() < n) {
-      logger.error("Error in HttpProtocol! User required: " + n + " elements but the resource just had: "
-          + dataByteArray.size());
-    }
-
-    for (byte[] b : dataByteArray) {
-      result.add(format.parse(b));
-    }
-
-    return result;
-  }
 
   public InputStream getDataFromEndpoint() throws ParseException {
     InputStream result = null;
@@ -153,12 +130,6 @@ public InputStream getDataFromEndpoint() throws ParseException {
           .socketTimeout(100000)
           .execute().returnContent().asStream();
 
-//            if (s.startsWith("ï")) {
-//                s = s.substring(3);
-//            }
-
-//            result = IOUtils.toInputStream(s, "UTF-8");
-
     } catch (IOException e) {
       throw new ParseException("Could not receive Data from: " + url);
     }

diff --git a/...iot/src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/BrokerProtocol.java b/...iot/src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/BrokerProtocol.java
@@ -24,9 +24,7 @@
 import org.apache.streampipes.extensions.management.connect.adapter.model.generic.Protocol;
 import org.apache.streampipes.model.connect.guess.GuessSchema;
 
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 public abstract class BrokerProtocol extends Protocol {
 
@@ -55,17 +53,6 @@ public GuessSchema getGuessSchema() throws ParseException {
     }
   }
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-    List<byte[]> resultEventsByte = getNByteElements(n);
-    List<Map<String, Object>> result = new ArrayList<>();
-    for (byte[] event : resultEventsByte) {
-      result.add(format.parse(event));
-    }
-
-    return result;
-  }
-
   protected abstract List<byte[]> getNByteElements(int n) throws ParseException;
 
 }
diff --git a/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/FileStreamProtocol.java b/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/FileStreamProtocol.java
@@ -55,17 +55,14 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
-import java.util.Map;
 
 public class FileStreamProtocol extends Protocol {
 
   private static Logger logger = LoggerFactory.getLogger(FileStreamProtocol.class);
 
   public static final String ID = "org.apache.streampipes.connect.iiot.protocol.stream.file";
 
-  //private String filePath;
   private String selectedFileName;
-  // private String timestampKey;
   private boolean replaceTimestamp;
   private float speedUp;
   private int timeBetweenReplay;
@@ -165,7 +162,6 @@ public Protocol getInstance(ProtocolDescription protocolDescription, IParser par
         StaticPropertyExtractor.from(protocolDescription.getConfig(), new ArrayList<>());
 
     List<String> replaceTimestampStringList = extractor.selectedMultiValues("replaceTimestamp", String.class);
-//    String replaceTimestampString = extractor.selectedSingleValueOption("replaceTimestamp");
     boolean replaceTimestamp = replaceTimestampStringList.size() != 0;
 
     float speedUp = extractor.singleValueParameter("speed", Float.class);
@@ -209,8 +205,6 @@ public ProtocolDescription declareModel() {
         .sourceType(AdapterSourceType.STREAM)
         .category(AdapterType.Generic)
         .requiredFile(Labels.withId("filePath"), Filetypes.CSV, Filetypes.JSON, Filetypes.XML)
-//            .requiredSingleValueSelection(Labels.withId("replaceTimestamp"),
-//                Options.from("True", "False"))
         .requiredMultiValueSelection(Labels.withId("replaceTimestamp"),
             Options.from(""))
         .requiredFloatParameter(Labels.withId("speed"))
@@ -231,27 +225,6 @@ public GuessSchema getGuessSchema() throws ParseException {
     }
   }
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-    List<Map<String, Object>> result = new ArrayList<>();
-
-    InputStream dataInputStream = getDataFromEndpoint();
-
-    List<byte[]> dataByteArray = parser.parseNEvents(dataInputStream, n);
-
-    // Check that result size is n. Currently, just an error is logged. Maybe change to an exception
-    if (dataByteArray.size() < n) {
-      logger.error("Error in File Protocol! User required: " + n + " elements but the resource just had: "
-          + dataByteArray.size());
-    }
-
-    for (byte[] b : dataByteArray) {
-      result.add(format.parse(b));
-    }
-
-    return result;
-  }
-
 
   @Override
   public String getId() {

diff --git a/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/HttpServerProtocol.java b/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/HttpServerProtocol.java
@@ -49,8 +49,6 @@
 import java.net.URI;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.List;
-import java.util.Map;
 
 public class HttpServerProtocol extends Protocol {
 
@@ -153,11 +151,6 @@ private String extractRuntimeType(String type) {
     }
   }
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-    return null;
-  }
-
   @Override
   public void run(IAdapterPipeline adapterPipeline) {
     SendToPipeline stk = new SendToPipeline(format, adapterPipeline);

diff --git a/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/HttpStreamProtocol.java b/...src/main/java/org/apache/streampipes/connect/iiot/protocol/stream/HttpStreamProtocol.java
@@ -39,9 +39,7 @@
 import org.slf4j.LoggerFactory;
 
 import java.io.InputStream;
-import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 
 public class HttpStreamProtocol extends PullProtocol {
 
@@ -51,7 +49,6 @@ public class HttpStreamProtocol extends PullProtocol {
 
   private static final String URL_PROPERTY = "url";
   private static final String INTERVAL_PROPERTY = "interval";
-  private static final String ACCESS_TOKEN_PROPERTY = "access_token";
 
   private String url;
   private String accessToken;
@@ -93,8 +90,6 @@ public ProtocolDescription declareModel() {
         .category(AdapterType.Generic)
         .requiredTextParameter(Labels.withId(URL_PROPERTY))
         .requiredIntegerParameter(Labels.withId(INTERVAL_PROPERTY))
-        //.requiredTextParameter(Labels.from(ACCESS_TOKEN_PROPERTY, "Access Token", "Http
-        // Access Token"))
         .build();
   }
 
@@ -117,28 +112,6 @@ public GuessSchema getGuessSchema() throws ParseException {
     return result;
   }
 
-  @Override
-  public List<Map<String, Object>> getNElements(int n) throws ParseException {
-    List<Map<String, Object>> result = new ArrayList<>();
-
-    InputStream dataInputStream = getDataFromEndpoint();
-
-    List<byte[]> dataByte = parser.parseNEvents(dataInputStream, n);
-
-    // Check that result size is n. Currently just an error is logged. Maybe change to an exception
-    if (dataByte.size() < n) {
-      logger.error("Error in HttpStreamProtocol! User required: " + n + " elements but the resource just had: "
-          + dataByte.size());
-    }
-
-    for (byte[] b : dataByte) {
-      result.add(format.parse(b));
-    }
-
-    return result;
-  }
-
-
   @Override
   public String getId() {
     return ID;
@@ -160,16 +133,9 @@ public InputStream getDataFromEndpoint() throws ParseException {
       result = request
           .execute().returnContent().asStream();
 
-//            if (s.startsWith("ï")) {
-//                s = s.substring(3);
-//            }
-
-//            result = IOUtils.toInputStream(s, "UTF-8");
-
     } catch (Exception e) {
       logger.error("Error while fetching data from URL: " + url, e);
       throw new ParseException("Error while fetching data from URL: " + url);
-//            throw new AdapterException();
     }
     if (result == null) {
       throw new ParseException("Could not receive Data from file: " + url);