Refactored classes in thematically packages

[facebook-errors] / src / main / java / de / juplo / facebook / GraphApiErrorHandler.java

diff --git a/src/main/java/de/juplo/facebook/GraphApiErrorHandler.java b/src/main/java/de/juplo/facebook/GraphApiErrorHandler.java
deleted file mode 100644 (file)
index 2864843..0000000
--- a/src/main/java/de/juplo/facebook/GraphApiErrorHandler.java
+++ /dev/null
@@ -1,147 +0,0 @@
-package de.juplo.facebook;
-
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.List;
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.HttpStatus;
-import org.springframework.http.client.ClientHttpResponse;
-import org.springframework.http.converter.HttpMessageConverter;
-import org.springframework.http.converter.HttpMessageNotReadableException;
-import org.springframework.security.oauth2.client.http.OAuth2ErrorHandler;
-import org.springframework.util.FileCopyUtils;
-import org.springframework.web.client.HttpMessageConverterExtractor;
-import org.springframework.web.client.RestClientException;
-import org.springframework.web.client.RestTemplate;
-
-
-
-/**
- *
- * @author kai
- */
-public class GraphApiErrorHandler extends OAuth2ErrorHandler
-{
-  private final OAuth2ErrorHandler errorHandler;
-  private List<HttpMessageConverter<?>> messageConverters =
-      new RestTemplate().getMessageConverters();
-
-
-  public GraphApiErrorHandler(OAuth2ErrorHandler errorHandler)
-  {
-    super(null);
-    this.errorHandler = errorHandler;
-  }
-
-
-       /**
-        * @param messageConverters the messageConverters to set
-        */
-  @Override
-  public void setMessageConverters(
-      List<HttpMessageConverter<?>> messageConverters
-      )
-  {
-    this.messageConverters = messageConverters;
-    errorHandler.setMessageConverters(messageConverters);
-  }
-
-  @Override
-  public boolean hasError(ClientHttpResponse response) throws IOException
-  {
-    return
-        HttpStatus.Series.CLIENT_ERROR.equals(response.getStatusCode().series())
-        || this.errorHandler.hasError(response);
-  }
-
-  @Override
-  public void handleError(final ClientHttpResponse response) throws IOException
-  {
-    if (!HttpStatus.Series.CLIENT_ERROR.equals(response.getStatusCode().series()))
-    {
-      // We should only care about 400 level errors. Ex: A 500 server error shouldn't
-      // be an oauth related error.
-      errorHandler.handleError(response);
-    }
-    else
-    {
-      // Need to use buffered response because input stream may need to be consumed multiple times.
-      ClientHttpResponse bufferedResponse = new ClientHttpResponse()
-      {
-        private byte[] lazyBody;
-
-        @Override
-        public HttpStatus getStatusCode() throws IOException
-        {
-          return response.getStatusCode();
-        }
-
-        @Override
-        public synchronized InputStream getBody() throws IOException
-        {
-          if (lazyBody == null) {
-            InputStream bodyStream = response.getBody();
-            if (bodyStream != null) {
-              lazyBody = FileCopyUtils.copyToByteArray(bodyStream);
-            }
-            else {
-              lazyBody = new byte[0];
-            }
-          }
-          return new ByteArrayInputStream(lazyBody);
-        }
-
-        @Override
-        public HttpHeaders getHeaders()
-        {
-          return response.getHeaders();
-        }
-
-        @Override
-        public String getStatusText() throws IOException
-        {
-          return response.getStatusText();
-        }
-
-        @Override
-        public void close()
-        {
-          response.close();
-        }
-
-        @Override
-        public int getRawStatusCode() throws IOException
-        {
-          return response.getRawStatusCode();
-        }
-      };
-
-
-      HttpMessageConverterExtractor<GraphApiException> extractor =
-          new HttpMessageConverterExtractor<>(
-              GraphApiException.class,
-              messageConverters
-              );
-
-      try
-      {
-        GraphApiException body = extractor.extractData(bufferedResponse);
-        if (body != null)
-        {
-          // If we can get an OAuth2Exception already from the body, it is likely
-          // to have more information than the header does, so just re-throw it
-          // here.
-          body.setHttpErrorCode(response.getRawStatusCode());
-          throw body;
-        }
-      }
-      catch (RestClientException|HttpMessageNotReadableException e)
-      {
-        // ignore
-      }
-
-      errorHandler.handleError(bufferedResponse);
-    }
-  }
-}