Package org.apache.hadoop.gateway.filter.rewrite.api

Examples of org.apache.hadoop.gateway.filter.rewrite.api.UrlRewriteFilterContentDescriptor


  }

  @Override
  public void streamResponse( InputStream input, OutputStream output ) throws IOException {
    MimeType mimeType = getMimeType();
    UrlRewriteFilterContentDescriptor filterContentConfig =
        getRewriteFilterConfig( rewriter.getConfig(), bodyFilterName, mimeType );
    InputStream filteredInput = UrlRewriteStreamFilterFactory.create(
        mimeType, null, input, rewriter, this, UrlRewriter.Direction.OUT, filterContentConfig );
    IOUtils.copyBytes( filteredInput, output, STREAM_BUFFER_SIZE );
    output.close();
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  }

  @Override
  public ServletInputStream getInputStream() throws IOException {
    MimeType mimeType = getMimeType();
    UrlRewriteFilterContentDescriptor filterContentConfig = getRewriteFilterConfig( bodyFilterName, mimeType );
    InputStream stream = UrlRewriteStreamFilterFactory.create(
        mimeType, null, super.getInputStream(), rewriter, this, UrlRewriter.Direction.IN, filterContentConfig );
    return new UrlRewriteRequestStream( stream );
  }
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    // The rewrite might change the content length so return the default of -1 to indicate the length is unknown.
    return -1;
  }

  private UrlRewriteFilterContentDescriptor getRewriteFilterConfig( String filterName, MimeType mimeType ) {
    UrlRewriteFilterContentDescriptor filterContentConfig = null;
    UrlRewriteRulesDescriptor rewriteConfig = rewriter.getConfig();
    if( rewriteConfig != null ) {
      UrlRewriteFilterDescriptor filterConfig = rewriteConfig.getFilter( filterName );
      if( filterConfig != null ) {
        filterContentConfig = filterConfig.getContent( mimeType );
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    return rule;
  }

  public static UrlRewriteFilterContentDescriptor getRewriteFilterConfig(
      UrlRewriteRulesDescriptor config, String filterName, MimeType mimeType ) {
    UrlRewriteFilterContentDescriptor filterContentConfig = null;
    if( config != null ) {
      UrlRewriteFilterDescriptor filterConfig = config.getFilter( filterName );
      if( filterConfig != null ) {
        filterContentConfig = filterConfig.getContent( mimeType );
      }
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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "filter=1" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "text/json" );
    UrlRewriteFilterApplyDescriptor applyConfig = contentConfig.addApply( "$['test-str']", "test-rule" );

    JsonFilterReader filter = new TestJsonFilterReader( new StringReader( input ), contentConfig );
    String output = IOUtils.toString( filter );

    //System.out.println( "OUTPUT=" + output );
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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "test-filter" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "application/json" );
    //NOTE: The field names are rewritten first so the values rules need to match the rewritten name.
    contentConfig.addApply( "$.name<testField>", "test-rule" );
    contentConfig.addApply( "$.name<test_field>", "test-rule" );
    contentConfig.addApply( "$.name<test-field>", "test-rule" );
    contentConfig.addApply( "$['name<test.field>']", "test-rule" );

    JsonFilterReader filter = new TestJsonFilterReader( new StringReader( input ), contentConfig );
    String output = IOUtils.toString( filter );

    //System.out.println( "OUTPUT=" + output );
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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "filter-1" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "text/json" );
    UrlRewriteFilterBufferDescriptor bufferConfig = contentConfig.addBuffer( "$" );
    UrlRewriteFilterApplyDescriptor applyConfig = bufferConfig.addApply( "$['name<test-str>']", "test-rule" );
    //UrlRewriteRulesDescriptorFactory.store( rulesConfig, "xml", new PrintWriter( System.out ) );

    JsonFilterReader filter = new TestJsonFilterReader( new StringReader( input ), contentConfig );
    String output = IOUtils.toString( filter );
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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "filter-1" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "text/json" );
    UrlRewriteFilterBufferDescriptor bufferConfig = contentConfig.addBuffer( "$.name<properties>.*.name<property>" );
    UrlRewriteFilterDetectDescriptor detectConfig = bufferConfig.addDetect( "$.name<property-name>", "test-name-2" );
    UrlRewriteFilterApplyDescriptor applyConfig = detectConfig.addApply( "$.name<property-value>", "test-rule-2" );

    //UrlRewriteRulesDescriptorFactory.store( rulesConfig, "xml", new PrintWriter( System.out ) );

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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "filter-1" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "text/json" );
    UrlRewriteFilterBufferDescriptor bufferConfig = contentConfig.addBuffer( "$.name<properties>.*.name<property>" );
    UrlRewriteFilterApplyDescriptor applyConfig = bufferConfig.addApply( "$.name<property-value>", "test-rule" );

    //UrlRewriteRulesDescriptorFactory.store( rulesConfig, "xml", new PrintWriter( System.out ) );

    JsonFilterReader filter = new TestJsonFilterReader( new StringReader( input ), contentConfig );
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    //System.out.println( "INPUT=" + input );

    UrlRewriteRulesDescriptor rulesConfig = UrlRewriteRulesDescriptorFactory.create();
    UrlRewriteFilterDescriptor filterConfig = rulesConfig.addFilter( "filter-1" );
    UrlRewriteFilterContentDescriptor contentConfig = filterConfig.addContent( "text/json" );
    UrlRewriteFilterBufferDescriptor bufferConfig = contentConfig.addBuffer( "$.name<properties>" );
    UrlRewriteFilterApplyDescriptor applyConfig = bufferConfig.addApply( "$.*.name<property>.name<property-value>", "test-rule" );

    //UrlRewriteRulesDescriptorFactory.store( rulesConfig, "xml", new PrintWriter( System.out ) );

    JsonFilterReader filter = new TestJsonFilterReader( new StringReader( input ), contentConfig );
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