Examples of org.hsqldb.lib.LongDeque

org.hsqldb.lib.LongDeque
A deque of long value. Implementation based on HsqlDeque class. @author Fred Toussi (fredt@users dot sourceforge.net) @version 1.9.0 @since 1.9.0

        int[]          columnMap;
        OrderedHashSet targetSet = new OrderedHashSet();
        HsqlArrayList  exprList  = new HsqlArrayList();
        RangeVariable[] targetRangeVars = new RangeVariable[]{
            rangeGroups[0].getRangeVariables()[TriggerDef.NEW_ROW] };
        LongDeque colIndexList = new LongDeque();


        readSetClauseList(targetRangeVars, targetSet, colIndexList, exprList);


        columnMap = new int[colIndexList.size()];


        colIndexList.toArray(columnMap);


        Expression[] targets = new Expression[targetSet.size()];


        targetSet.toArray(targets);

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        Expression[]    updateExpressions;
        int[]           columnMap;
        boolean[]       columnCheckList;
        OrderedHashSet  targetSet    = new OrderedHashSet();
        LongDeque       colIndexList = new LongDeque();
        HsqlArrayList   exprList     = new HsqlArrayList();
        RangeVariable   targetRange;
        RangeVariable[] rangeVariables;
        RangeGroup      rangeGroup;
        Table           table;
        Table           baseTable;


        targetRange =
            readRangeVariableForDataChange(StatementTypes.UPDATE_WHERE);
        rangeVariables = new RangeVariable[]{ targetRange };
        rangeGroup     = new RangeGroupSimple(rangeVariables, false);
        table          = rangeVariables[0].rangeTable;
        baseTable      = table.isTriggerUpdatable() ? table
                                                    : table.getBaseTable();


        readThis(Tokens.SET);
        readSetClauseList(rangeVariables, targetSet, colIndexList, exprList);


        columnMap = new int[colIndexList.size()];


        colIndexList.toArray(columnMap);


        Expression[] targets = new Expression[targetSet.size()];


        targetSet.toArray(targets);

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        insertColumnMap       = table.getColumnMap();
        insertColumnCheckList = table.getNewColumnCheckList();


        OrderedHashSet updateTargetSet    = new OrderedHashSet();
        OrderedHashSet insertColNames     = new OrderedHashSet();
        LongDeque      updateColIndexList = new LongDeque();


        readMergeWhen(updateColIndexList, insertColNames, updateTargetSet,
                      insertList, updateList, targetRangeVars, sourceRange);


        if (insertList.size() > 0) {
            int colCount = insertColNames.size();


            if (colCount != 0) {
                insertColumnMap = table.getColumnIndexes(insertColNames);
                insertColumnCheckList =
                    table.getColumnCheckList(insertColumnMap);
            }


            insertExpression = (Expression) insertList.get(0);


            setParameterTypes(insertExpression, table, insertColumnMap);
        }


        if (updateList.size() > 0) {
            targets = new Expression[updateTargetSet.size()];


            updateTargetSet.toArray(targets);


            for (int i = 0; i < targets.length; i++) {
                this.resolveOuterReferencesAndTypes(rangeGroups, targets[i]);
            }


            updateExpressions = new Expression[updateList.size()];


            updateList.toArray(updateExpressions);


            updateColumnMap = new int[updateColIndexList.size()];


            updateColIndexList.toArray(updateColumnMap);
        }


        if (updateExpressions.length != 0) {
            Table baseTable = table.isTriggerUpdatable() ? table
                                                         : table.getBaseTable();

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        this.session = session;
        diagnosticsVariables =
            new Object[ExpressionColumn.diagnosticsVariableTokens.length];
        rangeIterators        = new RangeIterator[8];
        savepoints            = new HashMappedList(4);
        savepointTimestamps   = new LongDeque();
        sessionVariables      = new HashMappedList();
        sessionVariablesRange = new RangeVariable[1];
        sessionVariablesRange[0] = new RangeVariable(sessionVariables, null,
                true, RangeVariable.VARIALBE_RANGE);
        sessionVariableRangeGroups = new RangeGroup[]{

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        diagnosticsVariables =
            new Object[ExpressionColumn.diagnosticsVariableTokens.length];
        rangeIterators      = new RangeIterator[8];
        savepoints          = new HashMappedList(4);
        savepointTimestamps = new LongDeque();
        isAutoCommit        = Boolean.FALSE;
        currentMaxRows      = 0;
        isInRoutine         = Boolean.valueOf(isRoutine);


        depth++;

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            if (!usageCountChanged) {
                return Result.updateZeroResult;
            }


            Session[] sessions = database.sessionManager.getAllSessions();
            LongDeque ids      = new LongDeque();


            for (int i = 0; i < sessions.length; i++) {
                if (sessions[i].isClosed()) {
                    continue;
                }


                LongDeque sessionIDs = sessions[i].sessionData.getNewLobIDs();


                if (sessionIDs != null) {
                    ids.addAll(sessionIDs);
                }
            }

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        this.session          = session;
        diagnosticsVariables = new Object[ExpressionColumn.diagnosticsVariableTokens.length];
        rangeIterators        = new RangeIterator[8];
        savepoints            = new HashMappedList(4);
        savepointTimestamps   = new LongDeque();
        sessionVariables      = new HashMappedList();
        sessionVariablesRange = new RangeVariable[1];
        sessionVariablesRange[0] = new RangeVariable(sessionVariables, null,
                true, RangeVariable.VARIALBE_RANGE);
        isAutoCommit = Boolean.FALSE;

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        stack.add(ValuePool.getInt(rownum));


        diagnosticsVariables = new Object[ExpressionColumn.diagnosticsVariableTokens.length];
        rangeIterators      = new RangeIterator[8];
        savepoints          = new HashMappedList(4);
        savepointTimestamps = new LongDeque();
        isAutoCommit        = Boolean.FALSE;
        currentMaxRows      = 0;


        depth++;
    }

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    Statement compileSelectSingleRowStatement(RangeVariable[] rangeVars) {


        OrderedHashSet     variableNames = new OrderedHashSet();
        QuerySpecification select        = XreadSelect();
        Type[]             targetTypes;
        LongDeque          colIndexList = new LongDeque();


        readThis(Tokens.INTO);
        readTargetSpecificationList(variableNames, rangeVars, colIndexList);
        XreadTableExpression(select);
        select.setReturningResult();


        int[] columnMap = new int[colIndexList.size()];


        colIndexList.toArray(columnMap);


        Expression[] variables = new Expression[variableNames.size()];


        variableNames.toArray(variables);

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        read();
        readThis(Tokens.DIAGNOSTICS);


        OrderedHashSet targetSet    = new OrderedHashSet();
        HsqlArrayList  exprList     = new HsqlArrayList();
        LongDeque      colIndexList = new LongDeque();


        readGetClauseList(rangeVars, targetSet, colIndexList, exprList);


        if (exprList.size() > 1) {
            throw Error.error(ErrorCode.X_42602);
        }


        Expression expression = (Expression) exprList.get(0);


        if (expression.getDegree() != targetSet.size()) {
            throw Error.error(ErrorCode.X_42546, Tokens.T_SET);
        }


        int[] columnMap = new int[colIndexList.size()];


        colIndexList.toArray(columnMap);


        Expression[] targets = new Expression[targetSet.size()];


        targetSet.toArray(targets);

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Related Classes of org.hsqldb.lib.LongDeque

org.hsqldb.ParserDML

org.hsqldb.ParserRoutine

org.hsqldb.persist.LobManager

org.hsqldb.SessionContext

java.util.NoSuchElementException

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