solutions.a2.oracle.jdbc

Class OraProxyUtils

java.lang.Object

solutions.a2.oracle.jdbc.OraProxyUtils

public class OraProxyUtils
extends java.lang.Object

Miscellaneous utils for Oracle JDBC Proxy

Constructor Summary

Constructors

Constructor and Description
OraProxyUtils()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	getVersion() Returns full version string of orajdbc-proxy
static int	getVersionMajor() Returns version major, i.e.
static int	getVersionMinor() Returns version minor, i.e.
static java.math.BigInteger	hash_value(java.lang.String sqlText) Returns Oracle hash_value of a SQL statement, the same as PL/SQL call in RDBMS 12c+ SELECT DBMS_SQL_TRANSLATOR.SQL_HASH('select ''Test'' from dual') FROM DUAL; Based on Computing Oracle SQL_ID and HASH_VALUE
static void	readSimpleYaml(java.io.BufferedReader reader, java.util.Map<java.lang.String,java.lang.String> mappingData)
static java.lang.String	sql_id(java.lang.String sqlText) Returns Oracle sql_id of a SQL statement, the same as PL/SQL call in RDBMS 12c+ SELECT DBMS_SQL_TRANSLATOR.SQL_ID('select ''Test'' from dual') FROM DUAL; Based on Function to compute SQL_ID out of SQL_TEXT and Computing Oracle SQL_ID and HASH_VALUE
static void	write2Yaml(java.io.Writer writer, java.lang.String sqlId, java.lang.String sqlStatement) Writes SQL mapping information to file

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OraProxyUtils

public OraProxyUtils()

Method Detail

getVersion

public static java.lang.String getVersion()

Returns full version string of orajdbc-proxy

Returns:

version String

getVersionMajor

public static int getVersionMajor()

Returns version major, i.e. the minimum JDK version that this driver is compatible with. For JDK 1.6, 1.7, 1.8 returns 6, 7, 8 respectively

Returns:

version major

getVersionMinor

public static int getVersionMinor()

Returns version minor, i.e. the Oracle Database major version: 11, 12, 18, 19, 21, 23

Returns:

version minor

write2Yaml

public static void write2Yaml(java.io.Writer writer,
                              java.lang.String sqlId,
                              java.lang.String sqlStatement)
                       throws java.io.IOException

Writes SQL mapping information to file

Parameters:

writer - destination

sqlId - 13 character Oracle SQL_ID of SQL statement

sqlStatement - SQL statement text

Throws:

java.io.IOException

readSimpleYaml

public static void readSimpleYaml(java.io.BufferedReader reader,
                                  java.util.Map<java.lang.String,java.lang.String> mappingData)
                           throws java.io.IOException

Parameters:

reader - java.io.BufferedReader pointing to source YAML

mappingData - java.util.Map to store mapping data

Throws:

java.io.IOException

sql_id

public static java.lang.String sql_id(java.lang.String sqlText)
                               throws java.sql.SQLException

Returns Oracle sql_id of a SQL statement, the same as PL/SQL call in RDBMS 12c+ SELECT DBMS_SQL_TRANSLATOR.SQL_ID('select ''Test'' from dual') FROM DUAL; Based on Function to compute SQL_ID out of SQL_TEXT and Computing Oracle SQL_ID and HASH_VALUE

Parameters:

sqlText - SQL statement text

Returns:

Oracle sql_id of a SQL statement

Throws:

java.sql.SQLException

hash_value

public static java.math.BigInteger hash_value(java.lang.String sqlText)
                                       throws java.sql.SQLException

Returns Oracle hash_value of a SQL statement, the same as PL/SQL call in RDBMS 12c+ SELECT DBMS_SQL_TRANSLATOR.SQL_HASH('select ''Test'' from dual') FROM DUAL; Based on Computing Oracle SQL_ID and HASH_VALUE

Parameters:

sqlText - SQL statement text

Returns:

Oracle hash_value of a SQL statement

Throws:

java.sql.SQLException