Package it.unimi.dsi.mg4j.index

Examples of it.unimi.dsi.mg4j.index.IndexIterator.skipTo()

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            for( start = 0; start < l.size(); start++ ) {
              for( end = start + 1; end < l.size(); end++ ) {
                IndexIterator indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
               
                result = indexIterator.skipTo( l.getInt( start ) );
                if ( indexIterator.document() != l.getInt( start ) || result != l.getInt( start ) ) throw new AssertionError( "Trying to skip to document " + l.getInt( start ) + " (term " + t + ") moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
                result = indexIterator.skipTo( l.getInt( end ) );
                if ( indexIterator.document() != l.getInt( end ) || result != l.getInt( end ) ) throw new AssertionError( "Trying to skip to document " + l.getInt( end ) + " (term " + t + ") after a skip to " + start + " moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
               
                if ( index[ i ].hasPositions ) {
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              for( end = start + 1; end < l.size(); end++ ) {
                IndexIterator indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
               
                result = indexIterator.skipTo( l.getInt( start ) );
                if ( indexIterator.document() != l.getInt( start ) || result != l.getInt( start ) ) throw new AssertionError( "Trying to skip to document " + l.getInt( start ) + " (term " + t + ") moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
                result = indexIterator.skipTo( l.getInt( end ) );
                if ( indexIterator.document() != l.getInt( end ) || result != l.getInt( end ) ) throw new AssertionError( "Trying to skip to document " + l.getInt( end ) + " (term " + t + ") after a skip to " + start + " moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
               
                if ( index[ i ].hasPositions ) {
                  // This catches wrong state reconstruction after skips.
                  indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
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                if ( indexIterator.document() != l.getInt( end ) || result != l.getInt( end ) ) throw new AssertionError( "Trying to skip to document " + l.getInt( end ) + " (term " + t + ") after a skip to " + start + " moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
               
                if ( index[ i ].hasPositions ) {
                  // This catches wrong state reconstruction after skips.
                  indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
                  indexIterator.skipTo( l.getInt( start ) );
                  if ( indexIterator.document() != l.getInt( start ) ) throw new AssertionError(indexIterator.document() + " != " + l.getInt( start ) );
                  if ( indexIterator.count() != positions.get( start ).length ) throw new AssertionError(indexIterator.count() + " != " + positions.get( start ).length );
                  if ( ! Arrays.equals( positions.get( start ), ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) )
                     ) throw new AssertionError(Arrays.toString( positions.get( start ) ) + "!=" + Arrays.toString( ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) ) );
                  indexIterator.skipTo( l.getInt( end ) );
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                  indexIterator.skipTo( l.getInt( start ) );
                  if ( indexIterator.document() != l.getInt( start ) ) throw new AssertionError(indexIterator.document() + " != " + l.getInt( start ) );
                  if ( indexIterator.count() != positions.get( start ).length ) throw new AssertionError(indexIterator.count() + " != " + positions.get( start ).length );
                  if ( ! Arrays.equals( positions.get( start ), ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) )
                     ) throw new AssertionError(Arrays.toString( positions.get( start ) ) + "!=" + Arrays.toString( ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) ) );
                  indexIterator.skipTo( l.getInt( end ) );
                  if ( indexIterator.document() != l.getInt( end )  ) throw new AssertionError(indexIterator.document() + " != " + l.getInt( end ) );
                  if ( indexIterator.count() != positions.get( end ).length ) throw new AssertionError(indexIterator.count() + " != " + positions.get( end ).length );
                  if ( ! Arrays.equals( positions.get( end ), ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) )
                     ) throw new AssertionError(Arrays.toString( positions.get( end ) ) + "!=" + Arrays.toString( ArrayUtils.subarray( indexIterator.positionArray(), 0, indexIterator.count() ) ) );
                }
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              }
             
              IndexIterator indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
             
              result = indexIterator.skipTo( l.getInt( start ) );
              if ( indexIterator.document() != l.getInt( start ) || result != l.getInt( start ) ) throw new AssertionError("Trying to skip to document " + l.getInt( start ) + " (term " + t + ") moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
              result = indexIterator.skipTo( Integer.MAX_VALUE );
              if ( indexIterator.hasNext() || result != Integer.MAX_VALUE ) throw new AssertionError("Trying to skip beyond end of list (term " + t + ") after a skip to " + start + " returned " + result + " (hasNext()=" + indexIterator.hasNext() + ")" );
             
             
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              IndexIterator indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );
             
              result = indexIterator.skipTo( l.getInt( start ) );
              if ( indexIterator.document() != l.getInt( start ) || result != l.getInt( start ) ) throw new AssertionError("Trying to skip to document " + l.getInt( start ) + " (term " + t + ") moved to " + indexIterator.document() + "(skipTo() returned " + result + ")" );
              result = indexIterator.skipTo( Integer.MAX_VALUE );
              if ( indexIterator.hasNext() || result != Integer.MAX_VALUE ) throw new AssertionError("Trying to skip beyond end of list (term " + t + ") after a skip to " + start + " returned " + result + " (hasNext()=" + indexIterator.hasNext() + ")" );
             
             
            }
            pl.update();
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            Object content = document.content( stem || index[ i ].field == null ? indexedField[ i ] : factory.fieldIndex( index[ i ].field ) );
            if ( index[ i ].hasPayloads ) {
              // TODO: write tests for the other case
              if ( allBitStreamIndices ) {
                IndexIterator indexIterator = indexReader[ i ].documents( 0 );
                int pointer = indexIterator.skipTo( currDoc );
                if ( pointer == currDoc ) {
                  Payload payload = indexIterator.payload();
                  if ( ! payload.get().equals( content ) ) LOGGER.error( index[ i ] + ": Document " + currDoc + " has payload " + content + " but the index says " + payload ); 
                }
                else LOGGER.error( index[ i ] + ": Document " + currDoc + " does not appear in the inverted list of term " + t );
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                }
                else LOGGER.error( index[ i ] + ": Document " + currDoc + " does not appear in the inverted list of term " + t );
              }
              else {
                IndexIterator indexIterator = indexReader[ i ].documents(  0  );
                if ( indexIterator.skipTo( currDoc ) == currDoc ) {
                  if ( ! indexIterator.payload().get().equals( content ) )
                    LOGGER.error( index[ i ] + ": Document " + currDoc + " has payload " + content + " but the index says " + indexIterator.payload().get() );
                }
                else LOGGER.error( index[ i ] + ": Document " + currDoc + " does not appear in the inverted list of term " + t );
              }
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                for( IntIterator x = termsInDoc[ i ].keySet().iterator(); x.hasNext(); ) {
                  t = x.nextInt();

                  IndexIterator indexIterator = indexReader[ i ].documents( t );

                  int pointer = indexIterator.skipTo( currDoc );
                  if ( pointer == currDoc ) {
                    if ( index[ i ].hasCounts ) {
                      int c = indexIterator.count();
                      if ( termsInDoc[ i ].get( t ) !=  c )
                        LOGGER.error( index[ i ] + ": The count for term " + t + " in document " + currDoc + " is " + c + " instead of " + termsInDoc[ i ].get( t ) );
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              else {
                for( IntIterator x = termsInDoc[ i ].keySet().iterator(); x.hasNext(); ) {
                  t = x.nextInt();
                  IndexIterator indexIterator = termLists ? indexReader[ i ].documents( terms[ i ].get( t ) ) : indexReader[ i ].documents( t );

                  if ( indexIterator.skipTo( currDoc ) == currDoc ) {
                    if ( index[ i ].hasCounts ) {
                      int c = indexIterator.count();
                      if ( termsInDoc[ i ].get( t ) !=  c )
                        LOGGER.error( index[ i ] + ": The count for term " + t + " in document " + currDoc + " is " + c + " instead of " + termsInDoc[ i ].get( t ) );
                      else {
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