Package com.alvazan.orm.parser.antlr

Examples of com.alvazan.orm.parser.antlr.ExpressionNode

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  private SpiMetaQuery newsetupByVisitingTreeImpl(String query, String targetTable, MetaLoader mgr, String errorMsg) {
    SpiMetaQueryImpl spiMetaQuery = factory.get();

    InfoForWiring wiring = new InfoForWiring(query, targetTable);
    MetaFacade facade = new MetaFacadeImpl(mgr, metaInfo);
    ExpressionNode newTree = compiler.compileSql(query, wiring, facade);
   
    List<ViewInfo> allViews = wiring.getAllViews();
    List<ViewInfo> joinedViews = wiring.getJoinedViews();
    List<ViewInfo> notYetJoinedViews = new ArrayList<ViewInfo>();
    for(ViewInfo view : allViews) {
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    DirectCursor<IndexColumnInfo> cursor = getResultListImpl(alreadyJoinedViews, indexedColumn);
    return cursor;
  }
 
  public DirectCursor<IndexColumnInfo> getResultListImpl(Set<ViewInfo> alreadyJoinedViews, String indexedColumn) {
    ExpressionNode root = spiMeta.getASTTree();
    if(root == null) {
      ViewInfoImpl tableInfo = (ViewInfoImpl) spiMeta.getTargetViews().get(0);
      DboTableMeta tableMeta = tableInfo.getTableMeta();
      DboColumnMeta metaCol = tableMeta.getAnyIndex(indexedColumn);
      ScanInfo scanInfo = createScanInfo(tableInfo, metaCol);
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      throw new UnsupportedOperationException("bug, unsupported type="+type);
    }
  }

  private DirectCursor<IndexColumnInfo> processAndOr(ExpressionNode root, Set<ViewInfo> alreadyJoinedViews) {
    ExpressionNode left = root.getChild(ChildSide.LEFT);
    ExpressionNode right = root.getChild(ChildSide.RIGHT);
   
    DirectCursor<IndexColumnInfo> leftResults = processExpressionTree(left, alreadyJoinedViews);
    DirectCursor<IndexColumnInfo> rightResults = processExpressionTree(right, alreadyJoinedViews);
   
    JoinMeta joinMeta = left.getJoinMeta();
    ViewInfo leftView = joinMeta.getPrimaryJoinInfo().getPrimaryTable();
    JoinMeta joinMeta2 = right.getJoinMeta();
    ViewInfo rightView = joinMeta2.getPrimaryJoinInfo().getPrimaryTable();
   
    JoinType joinType = root.getJoinMeta().getJoinType();
    if(joinType == JoinType.INNER || joinType == JoinType.LEFT_OUTER) {
      //We need to proxy the right results to translate to the same primary key as the
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  }
 
  private DirectCursor<IndexColumnInfo> processRangeExpression(ExpressionNode root, Set<ViewInfo> alreadyJoinedViews) {
    StateAttribute attr;
    if(root.getType() == NoSqlLexer.BETWEEN) {
      ExpressionNode grandChild = root.getChild(ChildSide.LEFT).getChild(ChildSide.LEFT);
      attr = (StateAttribute) grandChild.getState();
    } else {
      attr = (StateAttribute) root.getChild(ChildSide.LEFT).getState();
    }
   
    DboColumnMeta info = attr.getColumnInfo();
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        || root.getType() == NoSqlLexer.LE
        || root.isInBetweenExpression()) {
      Key from = null;
      Key to = null;
      if(root.isInBetweenExpression()) {
        ExpressionNode node = root.getGreaterThan();
        ExpressionNode node2 = root.getLessThan();
        from = createLeftKey(node, info);
        to = createRightKey(node2, info);
      } else if(root.getType() == NoSqlLexer.GT
          || root.getType() == NoSqlLexer.GE) {
        from = createLeftKey(root, info);
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    DirectCursor<IndexColumnInfo> cursor = getResultListImpl(alreadyJoinedViews);
    return cursor;
  }
 
  public DirectCursor<IndexColumnInfo> getResultListImpl(Set<ViewInfo> alreadyJoinedViews) {
    ExpressionNode root = spiMeta.getASTTree();
    if(root == null) {
      ViewInfoImpl tableInfo = (ViewInfoImpl) spiMeta.getTargetViews().get(0);
      DboTableMeta tableMeta = tableInfo.getTableMeta();
      DboColumnMeta metaCol = tableMeta.getAnyIndex();
      ScanInfo scanInfo = createScanInfo(tableInfo, metaCol);
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      throw new UnsupportedOperationException("bug, unsupported type="+type);
    }
  }

  private DirectCursor<IndexColumnInfo> processAndOr(ExpressionNode root, Set<ViewInfo> alreadyJoinedViews) {
    ExpressionNode left = root.getChild(ChildSide.LEFT);
    ExpressionNode right = root.getChild(ChildSide.RIGHT);
   
    DirectCursor<IndexColumnInfo> leftResults = processExpressionTree(left, alreadyJoinedViews);
    DirectCursor<IndexColumnInfo> rightResults = processExpressionTree(right, alreadyJoinedViews);
   
    JoinMeta joinMeta = left.getJoinMeta();
    ViewInfo leftView = joinMeta.getPrimaryJoinInfo().getPrimaryTable();
    JoinMeta joinMeta2 = right.getJoinMeta();
    ViewInfo rightView = joinMeta2.getPrimaryJoinInfo().getPrimaryTable();
   
    JoinType joinType = root.getJoinMeta().getJoinType();
    if(joinType == JoinType.INNER || joinType == JoinType.LEFT_OUTER) {
      //We need to proxy the right results to translate to the same primary key as the
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  }
 
  private DirectCursor<IndexColumnInfo> processRangeExpression(ExpressionNode root, Set<ViewInfo> alreadyJoinedViews) {
    StateAttribute attr;
    if(root.getType() == NoSqlLexer.BETWEEN) {
      ExpressionNode grandChild = root.getChild(ChildSide.LEFT).getChild(ChildSide.LEFT);
      attr = (StateAttribute) grandChild.getState();
    } else {
      attr = (StateAttribute) root.getChild(ChildSide.LEFT).getState();
    }
   
    DboColumnMeta info = attr.getColumnInfo();
    ViewInfoImpl viewInfo = attr.getViewInfo();   
    ScanInfo scanInfo = createScanInfo(viewInfo, info);
    alreadyJoinedViews.add(viewInfo);
   
    AbstractCursor<IndexColumn> scan;
    if(root.getType() == NoSqlLexer.EQ) {
      byte[] data = retrieveValue(info, root.getChild(ChildSide.RIGHT));
      Key key = new Key(data, true);
      scan = session.scanIndex(scanInfo, key, key, batchSize);
    } else if(root.getType() == NoSqlLexer.GT
        || root.getType() == NoSqlLexer.GE
        || root.getType() == NoSqlLexer.LT
        || root.getType() == NoSqlLexer.LE
        || root.isInBetweenExpression()) {
      Key from = null;
      Key to = null;
      if(root.isInBetweenExpression()) {
        ExpressionNode node = root.getGreaterThan();
        ExpressionNode node2 = root.getLessThan();
        from = createLeftKey(node, info);
        to = createRightKey(node2, info);
      } else if(root.getType() == NoSqlLexer.GT
          || root.getType() == NoSqlLexer.GE) {
        from = createLeftKey(root, info);
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    DirectCursor<IndexColumnInfo> cursor = getResultListImpl(alreadyJoinedViews, indexedColumn);
    return cursor;
  }
 
  public DirectCursor<IndexColumnInfo> getResultListImpl(Set<ViewInfo> alreadyJoinedViews, String indexedColumn) {
    ExpressionNode root = spiMeta.getASTTree();
    if(root == null) {
      ViewInfoImpl tableInfo = (ViewInfoImpl) spiMeta.getTargetViews().get(0);
      DboTableMeta tableMeta = tableInfo.getTableMeta();
      PartitionMeta partitionMeta = tableInfo.getPartition();
      DboColumnMeta partColMeta = null;
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      throw new UnsupportedOperationException("bug, unsupported type="+type);
    }
  }

  private DirectCursor<IndexColumnInfo> processAndOr(ExpressionNode root, Set<ViewInfo> alreadyJoinedViews) {
    ExpressionNode left = root.getChild(ChildSide.LEFT);
    ExpressionNode right = root.getChild(ChildSide.RIGHT);
   
    DirectCursor<IndexColumnInfo> leftResults = processExpressionTree(left, alreadyJoinedViews);
    DirectCursor<IndexColumnInfo> rightResults = processExpressionTree(right, alreadyJoinedViews);
   
    JoinMeta joinMeta = left.getJoinMeta();
    ViewInfo leftView = joinMeta.getPrimaryJoinInfo().getPrimaryTable();
    JoinMeta joinMeta2 = right.getJoinMeta();
    ViewInfo rightView = joinMeta2.getPrimaryJoinInfo().getPrimaryTable();
   
    JoinType joinType = root.getJoinMeta().getJoinType();
    if(joinType == JoinType.INNER || joinType == JoinType.LEFT_OUTER) {
      //We need to proxy the right results to translate to the same primary key as the
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Related Classes of com.alvazan.orm.parser.antlr.ExpressionNode

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  • com.alvazan.orm.layer5.query.ScannerForQuery
  • com.alvazan.orm.layer5.query.SpiIndexQueryImpl
  • com.alvazan.test.MockFacade
  • com.alvazan.test.TestGrammar
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