List of usage examples for java.sql DatabaseMetaData procedureColumnResult
int procedureColumnResult
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From source file:com.netspective.axiom.sql.StoredProcedure.java
/** * Gets the stored procedure's metadata information from the database. This will search * all available catalogs and schemas. This method will ONLY return the metadata of the * stored procedure only when the <i>procedure-name</i> attribute is set in the XML declaration. *//*w w w .j a va 2 s .co m*/ public String getMetaData(ConnectionContext cc) throws NamingException, SQLException { // TODO : Using this metadata, we can determine what variables are in and out so that the developer doesn't even have to set it in XML // but currently the procedure-name attribute isn't required but the 'type' attribute is required. If we go the // metadata route we need to change some handling to accept setting the 'type' and if it's not set, we can use // the metadata to get the param type StringBuffer sb = new StringBuffer(); if (procedureName != null && procedureName.length() > 0) { // Get DatabaseMetaData Connection connection = cc.getConnection(); DatabaseMetaData dbmd = connection.getMetaData(); ResultSet rs = dbmd.getProcedureColumns(null, null, procedureName, "%"); // Printout table data while (rs.next()) { // Get procedure metadata String dbProcedureCatalog = rs.getString(1); String dbProcedureSchema = rs.getString(2); String dbProcedureName = rs.getString(3); String dbColumnName = rs.getString(4); short dbColumnReturn = rs.getShort(5); String dbColumnReturnTypeName = rs.getString(7); int dbColumnPrecision = rs.getInt(8); int dbColumnByteLength = rs.getInt(9); short dbColumnScale = rs.getShort(10); short dbColumnRadix = rs.getShort(11); String dbColumnRemarks = rs.getString(13); // Interpret the return type (readable for humans) String procReturn; switch (dbColumnReturn) { case DatabaseMetaData.procedureColumnIn: procReturn = "In"; break; case DatabaseMetaData.procedureColumnOut: procReturn = "Out"; break; case DatabaseMetaData.procedureColumnInOut: procReturn = "In/Out"; break; case DatabaseMetaData.procedureColumnReturn: procReturn = "return value"; break; case DatabaseMetaData.procedureColumnResult: procReturn = "return ResultSet"; default: procReturn = "Unknown"; } // Printout sb.append("Procedure: " + dbProcedureCatalog + "." + dbProcedureSchema + "." + dbProcedureName); sb.append(" ColumnName [ColumnType(ColumnPrecision)]: " + dbColumnName + " [" + dbColumnReturnTypeName + "(" + dbColumnPrecision + ")]"); sb.append(" ColumnReturns: " + procReturn + "(" + dbColumnReturnTypeName + ")"); sb.append(" Radix: " + dbColumnRadix + ", Scale: " + dbColumnScale); sb.append(" Remarks: " + dbColumnRemarks); } rs.close(); connection.close(); } return sb.toString(); }
From source file:org.apache.cayenne.access.DbLoader.java
private ProcedureParameter loadProcedureParams(ResultSet columnsRS, String key, Procedure procedure) throws SQLException { String columnName = columnsRS.getString("COLUMN_NAME"); // skip ResultSet columns, as they are not described in Cayenne // procedures yet... short type = columnsRS.getShort("COLUMN_TYPE"); if (type == DatabaseMetaData.procedureColumnResult) { LOGGER.debug("skipping ResultSet column: " + key + "." + columnName); }// w w w .jav a 2s. com if (columnName == null) { if (type == DatabaseMetaData.procedureColumnReturn) { LOGGER.debug("null column name, assuming result column: " + key); columnName = "_return_value"; procedure.setReturningValue(true); } else { LOGGER.info("invalid null column name, skipping column : " + key); return null; } } int columnType = columnsRS.getInt("DATA_TYPE"); // ignore precision of non-decimal columns int decimalDigits = -1; if (TypesMapping.isDecimal(columnType)) { decimalDigits = columnsRS.getShort("SCALE"); if (columnsRS.wasNull()) { decimalDigits = -1; } } ProcedureParameter column = new ProcedureParameter(columnName); int direction = getDirection(type); if (direction != -1) { column.setDirection(direction); } column.setType(columnType); column.setMaxLength(columnsRS.getInt("LENGTH")); column.setPrecision(decimalDigits); column.setProcedure(procedure); return column; }
From source file:org.apache.cayenne.dbsync.reverse.dbload.ProcedureColumnLoader.java
private ProcedureParameter loadProcedureParams(ResultSet rs, String key, Procedure procedure) throws SQLException { String columnName = rs.getString("COLUMN_NAME"); // skip ResultSet columns, as they are not described in Cayenne procedures yet... short type = rs.getShort("COLUMN_TYPE"); if (type == DatabaseMetaData.procedureColumnResult) { LOGGER.debug("skipping ResultSet column: " + key + "." + columnName); return null; }//from w w w .jav a 2 s . c o m if (columnName == null) { if (type == DatabaseMetaData.procedureColumnReturn) { LOGGER.debug("null column name, assuming result column: " + key); columnName = "_return_value"; procedure.setReturningValue(true); } else { LOGGER.info("invalid null column name, skipping column : " + key); return null; } } int columnType = rs.getInt("DATA_TYPE"); // ignore precision of non-decimal columns int decimalDigits = -1; if (TypesMapping.isDecimal(columnType)) { decimalDigits = rs.getShort("SCALE"); if (rs.wasNull()) { decimalDigits = -1; } } ProcedureParameter column = new ProcedureParameter(columnName); column.setDirection(getDirection(type)); column.setType(columnType); column.setMaxLength(rs.getInt("LENGTH")); column.setPrecision(decimalDigits); column.setProcedure(procedure); return column; }
From source file:org.apache.ddlutils.task.DumpMetadataTask.java
/** * Dumps the contents of the indicated procedure. * /*from w ww .j a va 2 s .c o m*/ * @param xmlWriter The xml writer to write to * @param metaData The database metadata * @param catalogName The catalog name * @param schemaName The schema name * @param procedureName The procedure name */ private void dumpProcedure(PrettyPrintingXmlWriter xmlWriter, final DatabaseMetaData metaData, final String catalogName, final String schemaName, final String procedureName) throws SQLException { performResultSetXmlOperation(xmlWriter, null, new ResultSetXmlOperation() { public ResultSet getResultSet() throws SQLException { return metaData.getProcedureColumns(catalogName, schemaName, procedureName, _columnPattern); } public void handleRow(PrettyPrintingXmlWriter xmlWriter, ResultSet result) throws SQLException { Set columns = getColumnsInResultSet(result); String columnName = result.getString("COLUMN_NAME"); if ((columnName != null) && (columnName.length() > 0)) { xmlWriter.writeElementStart(null, "column"); xmlWriter.writeAttribute(null, "name", columnName); if (columns.contains("COLUMN_TYPE")) { try { switch (result.getShort("COLUMN_TYPE")) { case DatabaseMetaData.procedureColumnIn: xmlWriter.writeAttribute(null, "type", "in parameter"); break; case DatabaseMetaData.procedureColumnInOut: xmlWriter.writeAttribute(null, "type", "in/out parameter"); break; case DatabaseMetaData.procedureColumnOut: xmlWriter.writeAttribute(null, "type", "out parameter"); break; case DatabaseMetaData.procedureColumnReturn: xmlWriter.writeAttribute(null, "type", "return value"); break; case DatabaseMetaData.procedureColumnResult: xmlWriter.writeAttribute(null, "type", "result column in ResultSet"); break; default: xmlWriter.writeAttribute(null, "type", "unknown"); break; } } catch (SQLException ex) { log("Could not read the COLUMN_TYPE value for the column '" + columnName + "' of procedure '" + procedureName + "' from the result set: " + ex.getStackTrace(), Project.MSG_ERR); } } addIntAttribute(xmlWriter, "typeCode", result, columns, "DATA_TYPE"); addStringAttribute(xmlWriter, "type", result, columns, "TYPE_NAME"); addIntAttribute(xmlWriter, "length", result, columns, "LENGTH"); addIntAttribute(xmlWriter, "precision", result, columns, "PRECISION"); addShortAttribute(xmlWriter, "short", result, columns, "SCALE"); addShortAttribute(xmlWriter, "radix", result, columns, "RADIX"); if (columns.contains("NULLABLE")) { try { switch (result.getInt("NULLABLE")) { case DatabaseMetaData.procedureNoNulls: xmlWriter.writeAttribute(null, "nullable", "false"); break; case DatabaseMetaData.procedureNullable: xmlWriter.writeAttribute(null, "nullable", "true"); break; default: xmlWriter.writeAttribute(null, "nullable", "unknown"); break; } } catch (SQLException ex) { log("Could not read the NULLABLE value for the column '" + columnName + "' of procedure '" + procedureName + "' from the result set: " + ex.getStackTrace(), Project.MSG_ERR); } } addStringAttribute(xmlWriter, "remarks", result, columns, "REMARKS"); } } public void handleError(SQLException ex) { log("Could not read the columns for procedure '" + procedureName + "' from the result set: " + ex.getStackTrace(), Project.MSG_ERR); } }); }
From source file:org.executequery.databasemediators.spi.DefaultStatementExecutor.java
/** <p>Executes the specified procedure. * * @param the SQL procedure to execute * @return the query result/*w w w.ja va2 s . c o m*/ */ public SqlStatementResult execute(DatabaseExecutable databaseExecutable) throws SQLException { if (!prepared()) { return statementResult; } ProcedureParameter[] param = databaseExecutable.getParametersArray(); Arrays.sort(param, new ProcedureParameterSorter()); String procQuery = null; boolean hasOut = false; boolean hasParameters = (param != null && param.length > 0); List<ProcedureParameter> outs = null; List<ProcedureParameter> ins = null; if (hasParameters) { // split the params into ins and outs outs = new ArrayList<ProcedureParameter>(); ins = new ArrayList<ProcedureParameter>(); int type = -1; for (int i = 0; i < param.length; i++) { type = param[i].getType(); if (type == DatabaseMetaData.procedureColumnIn || type == DatabaseMetaData.procedureColumnInOut) { // add to the ins list ins.add(param[i]); } else if (type == DatabaseMetaData.procedureColumnOut || type == DatabaseMetaData.procedureColumnResult || type == DatabaseMetaData.procedureColumnReturn || type == DatabaseMetaData.procedureColumnUnknown || type == DatabaseMetaData.procedureColumnInOut) { // add to the outs list outs.add(param[i]); } } char QUESTION_MARK = '?'; String COMMA = ", "; // init the string buffer StringBuilder sb = new StringBuilder("{ "); if (!outs.isEmpty()) { // build the out params place holders for (int i = 0, n = outs.size(); i < n; i++) { sb.append(QUESTION_MARK); if (i < n - 1) { sb.append(COMMA); } } sb.append(" = "); } sb.append(" call "); if (databaseExecutable.supportCatalogOrSchemaInFunctionOrProcedureCalls()) { String namePrefix = null; if (databaseExecutable.supportCatalogInFunctionOrProcedureCalls()) { namePrefix = databaseExecutable.getCatalogName(); } if (databaseExecutable.supportSchemaInFunctionOrProcedureCalls()) { namePrefix = databaseExecutable.getSchemaName(); } if (namePrefix != null) { sb.append(namePrefix).append('.'); } } sb.append(databaseExecutable.getName()).append("( "); // build the ins params place holders for (int i = 0, n = ins.size(); i < n; i++) { sb.append(QUESTION_MARK); if (i < n - 1) { sb.append(COMMA); } } sb.append(" ) }"); // determine if we have out params hasOut = !(outs.isEmpty()); procQuery = sb.toString(); } else { StringBuilder sb = new StringBuilder(); sb.append("{ call "); if (databaseExecutable.getSchemaName() != null) { sb.append(databaseExecutable.getSchemaName()).append('.'); } sb.append(databaseExecutable.getName()).append("( ) }"); procQuery = sb.toString(); } //Log.debug(procQuery); // null value literal String NULL = "null"; // clear any warnings conn.clearWarnings(); Log.info("Executing: " + procQuery); CallableStatement cstmnt = null; try { // prepare the statement cstmnt = conn.prepareCall(procQuery); stmnt = cstmnt; } catch (SQLException e) { handleException(e); statementResult.setSqlException(e); return statementResult; } // check if we are passing parameters if (hasParameters) { // the parameter index counter int index = 1; // the java.sql.Type value int dataType = -1; // the parameter input value String value = null; // register the out params for (int i = 0, n = outs.size(); i < n; i++) { //Log.debug("setting out at index: " + index); cstmnt.registerOutParameter(index, outs.get(i).getDataType()); index++; } try { // register the in params for (int i = 0, n = ins.size(); i < n; i++) { ProcedureParameter procedureParameter = ins.get(i); value = procedureParameter.getValue(); dataType = procedureParameter.getDataType(); // try infer a type if OTHER if (dataType == Types.OTHER) { // checking only for bit/bool for now if (isTrueFalse(value)) { dataType = Types.BOOLEAN; } else if (isBit(value)) { dataType = Types.BIT; value = value.substring(2, value.length() - 1); } } if (MiscUtils.isNull(value) || value.equalsIgnoreCase(NULL)) { cstmnt.setNull(index, dataType); } else { switch (dataType) { case Types.TINYINT: byte _byte = Byte.valueOf(value).byteValue(); cstmnt.setShort(index, _byte); break; case Types.SMALLINT: short _short = Short.valueOf(value).shortValue(); cstmnt.setShort(index, _short); break; case Types.LONGVARCHAR: case Types.CHAR: case Types.VARCHAR: cstmnt.setString(index, value); break; case Types.BIT: case Types.BOOLEAN: boolean _boolean = false; if (NumberUtils.isNumber(value)) { int number = Integer.valueOf(value); if (number > 0) { _boolean = true; } } else { _boolean = Boolean.valueOf(value).booleanValue(); } cstmnt.setBoolean(index, _boolean); break; case Types.BIGINT: long _long = Long.valueOf(value).longValue(); cstmnt.setLong(index, _long); break; case Types.INTEGER: int _int = Integer.valueOf(value).intValue(); cstmnt.setInt(index, _int); break; case Types.REAL: float _float = Float.valueOf(value).floatValue(); cstmnt.setFloat(index, _float); break; case Types.NUMERIC: case Types.DECIMAL: cstmnt.setBigDecimal(index, new BigDecimal(value)); break; /* case Types.DATE: case Types.TIMESTAMP: case Types.TIME: cstmnt.setTimestamp(index, new Timestamp( BigDecimal(value)); */ case Types.FLOAT: case Types.DOUBLE: double _double = Double.valueOf(value).doubleValue(); cstmnt.setDouble(index, _double); break; default: cstmnt.setObject(index, value); } } // increment the index index++; } } catch (Exception e) { statementResult.setOtherErrorMessage(e.getClass().getName() + ": " + e.getMessage()); return statementResult; } } /* test creating function for postgres: CREATE FUNCTION concat_lower_or_upper(a text, b text, uppercase boolean DEFAULT false) RETURNS text AS $$ SELECT CASE WHEN $3 THEN UPPER($1 || ' ' || $2) ELSE LOWER($1 || ' ' || $2) END; $$ LANGUAGE SQL IMMUTABLE STRICT; */ try { cstmnt.clearWarnings(); boolean hasResultSet = cstmnt.execute(); Map<String, Object> results = new HashMap<String, Object>(); if (hasOut) { // incrementing index int index = 1; // return value from each registered out String returnValue = null; for (int i = 0; i < param.length; i++) { int type = param[i].getType(); int dataType = param[i].getDataType(); if (type == DatabaseMetaData.procedureColumnOut || type == DatabaseMetaData.procedureColumnResult || type == DatabaseMetaData.procedureColumnReturn || type == DatabaseMetaData.procedureColumnUnknown || type == DatabaseMetaData.procedureColumnInOut) { switch (dataType) { case Types.TINYINT: returnValue = Byte.toString(cstmnt.getByte(index)); break; case Types.SMALLINT: returnValue = Short.toString(cstmnt.getShort(index)); break; case Types.LONGVARCHAR: case Types.CHAR: case Types.VARCHAR: returnValue = cstmnt.getString(index); break; case Types.BIT: case Types.BOOLEAN: returnValue = Boolean.toString(cstmnt.getBoolean(index)); break; case Types.INTEGER: returnValue = Integer.toString(cstmnt.getInt(index)); break; case Types.BIGINT: returnValue = Long.toString(cstmnt.getLong(index)); break; case Types.REAL: returnValue = Float.toString(cstmnt.getFloat(index)); break; case Types.NUMERIC: case Types.DECIMAL: returnValue = cstmnt.getBigDecimal(index).toString(); break; case Types.DATE: case Types.TIME: case Types.TIMESTAMP: returnValue = cstmnt.getDate(index).toString(); break; case Types.FLOAT: case Types.DOUBLE: returnValue = Double.toString(cstmnt.getDouble(index)); break; } if (returnValue == null) { returnValue = "NULL"; } results.put(param[i].getName(), returnValue); index++; } } } if (!hasResultSet) { statementResult.setUpdateCount(cstmnt.getUpdateCount()); } else { statementResult.setResultSet(cstmnt.getResultSet()); } useCount++; statementResult.setOtherResult(results); } catch (SQLException e) { statementResult.setSqlException(e); } catch (Exception e) { statementResult.setMessage(e.getMessage()); } return statementResult; }
From source file:org.openadaptor.auxil.connector.jdbc.writer.AbstractSQLWriter.java
private static final String spTypeToString(int type) { String result;/*from w ww . j a v a 2s .c om*/ switch (type) { case DatabaseMetaData.procedureColumnUnknown: // 0 result = "unknown"; break; case DatabaseMetaData.procedureColumnIn: // 1 result = "IN"; break; case DatabaseMetaData.procedureColumnInOut: // 2 result = "INOUT"; break; case DatabaseMetaData.procedureColumnOut: //3 result = "OUT"; break; case DatabaseMetaData.procedureColumnReturn: // 4 result = "RETURN"; break; case DatabaseMetaData.procedureColumnResult: // 5 result = "RESULT"; break; default: //This *should* never arise result = "Illegal value for procedureColumn type"; break; } return result; }
From source file:org.seasar.dbflute.logic.jdbc.metadata.basic.DfProcedureExtractor.java
protected void setupProcedureColumnMetaInfo(DfProcedureMeta procedureMetaInfo, ResultSet columnRs) throws SQLException { final Set<String> uniqueSet = new HashSet<String>(); while (columnRs.next()) { // /- - - - - - - - - - - - - - - - - - - - - - - - // same policy as table process about JDBC handling // (see DfTableHandler.java) // - - - - - - - - - -/ final String columnName = columnRs.getString("COLUMN_NAME"); // filter duplicated informations // because Oracle package procedure may return them if (uniqueSet.contains(columnName)) { continue; }//from ww w. j ava 2 s . c om uniqueSet.add(columnName); final Integer procedureColumnType; { final String columnType = columnRs.getString("COLUMN_TYPE"); final int unknowType = DatabaseMetaData.procedureColumnUnknown; if (Srl.is_NotNull_and_NotTrimmedEmpty(columnType)) { procedureColumnType = toInt("columnType", columnType); } else { procedureColumnType = unknowType; } } final int jdbcType; { int tmpJdbcType = Types.OTHER; String dataType = null; try { dataType = columnRs.getString("DATA_TYPE"); } catch (RuntimeException ignored) { // pinpoint patch // for example, SQLServer throws an exception // if the procedure is a function that returns table type final String procdureName = procedureMetaInfo.getProcedureFullQualifiedName(); log("*Failed to get data type: " + procdureName + "." + columnName); tmpJdbcType = Types.OTHER; } if (Srl.is_NotNull_and_NotTrimmedEmpty(dataType)) { tmpJdbcType = toInt("dataType", dataType); } jdbcType = tmpJdbcType; } final String dbTypeName = columnRs.getString("TYPE_NAME"); // uses getString() to get null value // (getInt() returns zero when a value is no defined) final Integer columnSize; { final String precision = columnRs.getString("PRECISION"); if (Srl.is_NotNull_and_NotTrimmedEmpty(precision)) { columnSize = toInt("precision", precision); } else { final String length = columnRs.getString("LENGTH"); if (Srl.is_NotNull_and_NotTrimmedEmpty(length)) { columnSize = toInt("length", length); } else { columnSize = null; } } } final Integer decimalDigits; { final String scale = columnRs.getString("SCALE"); if (Srl.is_NotNull_and_NotTrimmedEmpty(scale)) { decimalDigits = toInt("scale", scale); } else { decimalDigits = null; } } final String columnComment = columnRs.getString("REMARKS"); final DfProcedureColumnMeta procedureColumnMetaInfo = new DfProcedureColumnMeta(); procedureColumnMetaInfo.setColumnName(columnName); if (procedureColumnType == DatabaseMetaData.procedureColumnUnknown) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnUnknown); } else if (procedureColumnType == DatabaseMetaData.procedureColumnIn) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnIn); } else if (procedureColumnType == DatabaseMetaData.procedureColumnInOut) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnInOut); } else if (procedureColumnType == DatabaseMetaData.procedureColumnOut) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnOut); } else if (procedureColumnType == DatabaseMetaData.procedureColumnReturn) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnReturn); } else if (procedureColumnType == DatabaseMetaData.procedureColumnResult) { procedureColumnMetaInfo.setProcedureColumnType(DfProcedureColumnType.procedureColumnResult); } else { throw new IllegalStateException("Unknown procedureColumnType: " + procedureColumnType); } procedureColumnMetaInfo.setJdbcDefType(jdbcType); procedureColumnMetaInfo.setDbTypeName(dbTypeName); procedureColumnMetaInfo.setColumnSize(columnSize); procedureColumnMetaInfo.setDecimalDigits(decimalDigits); procedureColumnMetaInfo.setColumnComment(columnComment); procedureMetaInfo.addProcedureColumn(procedureColumnMetaInfo); } adjustProcedureColumnList(procedureMetaInfo); }