Examples of net.mlw.vlh.adapter.hibernate3.util.StatementBuilder

Package net.mlw.vlh.adapter.hibernate3.util

Examples of net.mlw.vlh.adapter.hibernate3.util.StatementBuilder

org.h2.util.StatementBuilder
Utility for working with hibernate. @author Matthew L. Wilson, Andrej Zachar @version $Revision: 1.2 $ $Date: 2005/12/16 15:40:09 $

            displaySize = type.defaultDisplaySize;
        }
    }


    public String getSQL() {
        StatementBuilder buff = new StatementBuilder(info.name);
        buff.append('(');
        switch (info.type) {
        case CAST: {
            buff.append(args[0].getSQL()).append(" AS ").
                append(new Column(null, dataType, precision, scale, displaySize).getCreateSQL());
            break;
        }
        case CONVERT: {
            buff.append(args[0].getSQL()).append(',').
                append(new Column(null, dataType, precision, scale, displaySize).getCreateSQL());
            break;
        }
        case EXTRACT: {
            ValueString v = (ValueString) ((ValueExpression) args[0]).getValue(null);
            buff.append(v.getString()).append(" FROM ").append(args[1].getSQL());
            break;
        }
        default: {
            for (Expression e : args) {
                buff.appendExceptFirst(", ");
                buff.append(e.getSQL());
            }
        }
        }
        return buff.append(')').toString();
    }

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    public int getDisplaySize() {
        return Integer.MAX_VALUE;
    }


    public String getSQL() {
        StatementBuilder buff = new StatementBuilder("(");
        for (Expression e: list) {
            buff.appendExceptFirst(", ");
            buff.append(e.getSQL());
        }
        if (list.length == 1) {
            buff.append(',');
        }
        return buff.append(')').toString();
    }

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                throw DbException.get(ErrorCode.CANNOT_DROP_TABLE_1, tableName);
            }
            if (dropAction == ConstraintReferential.RESTRICT) {
                ArrayList<TableView> views = table.getViews();
                if (views != null && views.size() > 0) {
                    StatementBuilder buff = new StatementBuilder();
                    for (TableView v : views) {
                        buff.appendExceptFirst(", ");
                        buff.append(v.getName());
                    }
                    throw DbException.get(ErrorCode.CANNOT_DROP_2, tableName, buff.toString());
                }
            }
            table.lock(session, true, true);
        }
        if (next != null) {

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                    if (data) {
                        PlanItem plan = table.getBestPlanItem(session, null);
                        Index index = plan.getIndex();
                        Cursor cursor = index.find(session, null, null);
                        Column[] columns = table.getColumns();
                        StatementBuilder buff = new StatementBuilder("INSERT INTO ");
                        buff.append(table.getSQL()).append('(');
                        for (Column col : columns) {
                            buff.appendExceptFirst(", ");
                            buff.append(Parser.quoteIdentifier(col.getName()));
                        }
                        buff.append(") VALUES");
                        if (!simple) {
                            buff.append('\n');
                        }
                        buff.append('(');
                        String ins = buff.toString();
                        buff = null;
                        while (cursor.next()) {
                            Row row = cursor.get();
                            if (buff == null) {
                                buff = new StatementBuilder(ins);
                            } else {
                                buff.append(",\n(");
                            }
                            for (int j = 0; j < row.getColumnCount(); j++) {
                                if (j > 0) {
                                    buff.append(", ");
                                }
                                Value v = row.getValue(j);
                                if (v.getPrecision() > lobBlockSize) {
                                    int id;
                                    if (v.getType() == Value.CLOB) {
                                        id = writeLobStream(v);
                                        buff.append("SYSTEM_COMBINE_CLOB(" + id + ")");
                                    } else if (v.getType() == Value.BLOB) {
                                        id = writeLobStream(v);
                                        buff.append("SYSTEM_COMBINE_BLOB(" + id + ")");
                                    } else {
                                        buff.append(v.getSQL());
                                    }
                                } else {
                                    buff.append(v.getSQL());
                                }
                            }
                            buff.append(')');
                            count++;
                            if ((count & 127) == 0) {
                                checkCanceled();
                            }
                            if (simple || buff.length() > Constants.IO_BUFFER_SIZE) {
                                add(buff.toString(), true);
                                buff = null;
                            }
                        }
                        if (buff != null) {
                            add(buff.toString(), true);
                        }
                    }
                }
                ArrayList<Index> indexes = table.getIndexes();
                for (int j = 0; indexes != null && j < indexes.size(); j++) {

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            rows.close();
        }
    }


    public String getPlanSQL() {
        StatementBuilder buff = new StatementBuilder("UPDATE ");
        buff.append(tableFilter.getPlanSQL(false)).append("\nSET\n    ");
        for (int i = 0, size = columns.size(); i < size; i++) {
            Column c = columns.get(i);
            Expression e = expressionMap.get(c);
            buff.appendExceptFirst(",\n    ");
            buff.append(c.getName()).append(" = ").append(e.getSQL());
        }
        if (condition != null) {
            buff.append("\nWHERE ").append(StringUtils.unEnclose(condition.getSQL()));
        }
        return buff.toString();
    }

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        if (session.getCancel() != 0) {
            // if the connection is closed and there is something to undo
            return;
        }
        Database db = session.getDatabase();
        StatementBuilder buff = new StatementBuilder("SELECT ");
        Column[] columns = table.getColumns();
        for (Column col : columns) {
            buff.appendExceptFirst(", ");
            int type = col.getType();
            if (type == Value.BLOB || type == Value.CLOB) {
                // can not index LOB columns, so calculating
                // the selectivity is not required
                buff.append("100");
            } else {
                buff.append("SELECTIVITY(").append(col.getSQL()).append(')');
            }
        }
        buff.append(" FROM ").append(table.getSQL());
        if (sample > 0) {
            buff.append(" LIMIT 1 SAMPLE_SIZE ").append(sample);
        }
        String sql = buff.toString();
        Prepared command = session.prepare(sql);
        ResultInterface result = command.query(0);
        result.next();
        for (int j = 0; j < columns.length; j++) {
            int selectivity = result.currentRow()[j].getInt();

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    public int getRowCount() {
        return rowNumber;
    }


    public String getPlanSQL() {
        StatementBuilder buff = new StatementBuilder("INSERT INTO ");
        buff.append(table.getSQL()).append('(');
        for (Column c : columns) {
            buff.appendExceptFirst(", ");
            buff.append(c.getSQL());
        }
        buff.append(")\n");
        if (insertFromSelect) {
            buff.append("DIRECT ");
        }
        if (sortedInsertMode) {
            buff.append("SORTED ");
        }
        if (list.size() > 0) {
            buff.append("VALUES ");
            int row = 0;
            if (list.size() > 1) {
                buff.append('\n');
            }
            for (Expression[] expr : list) {
                if (row++ > 0) {
                    buff.append(",\n");
                }
                buff.append('(');
                buff.resetCount();
                for (Expression e : expr) {
                    buff.appendExceptFirst(", ");
                    if (e == null) {
                        buff.append("DEFAULT");
                    } else {
                        buff.append(e.getSQL());
                    }
                }
                buff.append(')');
            }
        } else {
            buff.append(query.getPlanSQL());
        }
        return buff.toString();
    }

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     *
     * @param values the value list
     * @return the SQL snippet
     */
    protected static String getSQL(Value[] values) {
        StatementBuilder buff = new StatementBuilder();
        for (Value v : values) {
            buff.appendExceptFirst(", ");
            if (v != null) {
                buff.append(v.getSQL());
            }
        }
        return buff.toString();
    }

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     *
     * @param list the expression list
     * @return the SQL snippet
     */
    protected static String getSQL(Expression[] list) {
        StatementBuilder buff = new StatementBuilder();
        for (Expression e : list) {
            buff.appendExceptFirst(", ");
            if (e != null) {
                buff.append(e.getSQL());
            }
        }
        return buff.toString();
    }

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        // if no parameters are given.
        Arrays.sort(javaMethods);
    }


    private static String getMethodSignature(Method m) {
        StatementBuilder buff = new StatementBuilder(m.getName());
        buff.append('(');
        for (Class<?> p : m.getParameterTypes()) {
            // do not use a space here, because spaces are removed
            // in CreateFunctionAlias.setJavaClassMethod()
            buff.appendExceptFirst(",");
            if (p.isArray()) {
                buff.append(p.getComponentType().getName()).append("[]");
            } else {
                buff.append(p.getName());
            }
        }
        return buff.append(')').toString();
    }

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