java.lang.Object
- org.neo4j.jdbc.impl.Neo4jConnectionImpl

All Implemented Interfaces:

AutoCloseable, Connection, Wrapper, Neo4jConnection
```
public abstract class Neo4jConnectionImpl
extends Object
implements Neo4jConnection
```
Since:

3.2.0

Author:

Gianmarco Laggia @ Larus B.A.

Field Summary

Fields
Modifier and Type Field Description

protected static String FASTEST_STATEMENT
- Fields inherited from interface java.sql.Connection
  TRANSACTION_NONE, TRANSACTION_READ_COMMITTED, TRANSACTION_READ_UNCOMMITTED, TRANSACTION_REPEATABLE_READ, TRANSACTION_SERIALIZABLE

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`Neo4jConnectionImpl(Properties properties, String url, int defaultHoldability)`	Default constructor with properties.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`abort(Executor executor)`
`protected void`	`checkAutoCommit()`	Method to check if we are into autocommit mode.
`protected void`	`checkClosed()`	Check if this connection is closed or not.
`protected void`	`checkConcurrencyParams(int resultSetConcurrency)`	Check if the concurrency parameter conform to specification.
`protected void`	`checkHoldabilityParams(int resultSetHoldability)`	Check if the holdability parameter conform to specification.
`protected void`	`checkReadOnly(String query)`	Check if can execute the query into the current mode (ie.
`protected void`	`checkTransactionIsolation(int level)`	Check if the transaction isolation level parameter conform to specification.
`protected void`	`checkTypeParams(int resultSetType)`	Check if the resultset type parameter conform to specification.
`void`	`clearWarnings()`
`Neo4jArray`	`createArrayOf(String typeName, Object[] elements)`
`Blob`	`createBlob()`
`Clob`	`createClob()`
`NClob`	`createNClob()`
`SQLXML`	`createSQLXML()`
`Struct`	`createStruct(String typeName, Object[] attributes)`
`protected void`	`doSetReadOnly(boolean readOnly)`
`String`	`getCatalog()`	Default implementation of getCatalog.
`Properties`	`getClientInfo()`
`String`	`getClientInfo(String name)`
`int`	`getFlattening()`	Get the flattening sample rows (-1 if no flattening).
`int`	`getHoldability()`
`int`	`getNetworkTimeout()`
`Properties`	`getProperties()`	Get the properties for this connection.
`protected boolean`	`getReadOnly()`
`String`	`getSchema()`
`int`	`getTransactionIsolation()`	Default implementation of getTransactionIsolation.
`Map<String,Class<?>>`	`getTypeMap()`
`String`	`getUrl()`	Get the connection url.
`String`	`getUserName()`	Get the user of this connection.
`SQLWarning`	`getWarnings()`
`static boolean`	`hasDebug(Properties properties)`
`boolean`	`isReadOnly()`
`boolean`	`isWrapperFor(Class<?> iface)`
`String`	`nativeSQL(String sql)`	Default implementation of nativeSQL.
`CallableStatement`	`prepareCall(String sql)`
`CallableStatement`	`prepareCall(String sql, int resultSetType, int resultSetConcurrency)`
`CallableStatement`	`prepareCall(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)`
`PreparedStatement`	`prepareStatement(String sql, int autoGeneratedKeys)`	Default implementation of preparedStatement(String, int).
`PreparedStatement`	`prepareStatement(String sql, int[] columnIndexes)`
`PreparedStatement`	`prepareStatement(String sql, String[] columnNames)`
`void`	`releaseSavepoint(Savepoint savepoint)`
`void`	`rollback(Savepoint savepoint)`
`void`	`setCatalog(String catalog)`	Default implementation of setCatalog.
`void`	`setClientInfo(String name, String value)`
`void`	`setClientInfo(Properties properties)`
`void`	`setHoldability(int holdability)`
`void`	`setNetworkTimeout(Executor executor, int milliseconds)`
`void`	`setReadOnly(boolean readOnly)`
`Savepoint`	`setSavepoint()`
`Savepoint`	`setSavepoint(String name)`
`void`	`setSchema(String schema)`
`void`	`setTransactionIsolation(int level)`	Default implementation of setTransactionIsolation.
`void`	`setTypeMap(Map<String,Class<?>> map)`
`<T> T`	`unwrap(Class<T> iface)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.sql.Connection
beginRequest, close, commit, createStatement, createStatement, createStatement, endRequest, getAutoCommit, getMetaData, isClosed, isValid, prepareStatement, prepareStatement, prepareStatement, rollback, setAutoCommit, setShardingKey, setShardingKey, setShardingKeyIfValid, setShardingKeyIfValid

- Field Detail
  - FASTEST_STATEMENT
```
protected static final String FASTEST_STATEMENT
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Neo4jConnectionImpl
```
protected Neo4jConnectionImpl(Properties properties,
                              String url,
                              int defaultHoldability)
```
    Default constructor with properties.
    
    Parameters:
    
    properties - driver properties
    
    url - connection url
    
    defaultHoldability - connection holdability
- Method Detail
  - hasDebug
```
public static boolean hasDebug(Properties properties)
```
  - getUrl
```
public String getUrl()
```
    Get the connection url.
    
    Specified by:
    
    getUrl in interface Neo4jConnection
    
    Returns:
    
    String the connection url
  - getProperties
```
public Properties getProperties()
```
    Get the properties for this connection.
    
    Specified by:
    
    getProperties in interface Neo4jConnection
    
    Returns:
    
    Properties the properties for this connection
  - getUserName
```
public String getUserName()
```
    Get the user of this connection.
    
    Specified by:
    
    getUserName in interface Neo4jConnection
    
    Returns:
    
    String
  - getFlattening
```
public int getFlattening()
```
    Get the flattening sample rows (-1 if no flattening).
    
    Specified by:
    
    getFlattening in interface Neo4jConnection
    
    Returns:
    
    int
  - checkClosed
```
protected void checkClosed()
                    throws SQLException
```
    Check if this connection is closed or not. If it's closed, then we throw a SQLException, otherwise we do nothing.
    
    Throws:
    
    SQLException - sqlexception
  - checkAutoCommit
```
protected void checkAutoCommit()
                        throws SQLException
```
    Method to check if we are into autocommit mode. If we do, then it throw an exception. This method is for using into commit and rollback method.
    
    Throws:
    
    SQLException - sqlexception
  - checkReadOnly
```
protected void checkReadOnly(String query)
                      throws SQLException
```
    Check if can execute the query into the current mode (ie. readonly or not). If we can't an SQLException is throw.
    
    Parameters:
    
    query - Cypher query
    
    Throws:
    
    SQLException - sqlexception
  - checkHoldabilityParams
```
protected void checkHoldabilityParams(int resultSetHoldability)
                               throws SQLException
```
    Check if the holdability parameter conform to specification. If it doesn't, we throw an exception. Connection.setHoldability(int)
    
    Parameters:
    
    resultSetHoldability - The holdability value to check
    
    Throws:
    
    SQLException - sqlexception
  - checkConcurrencyParams
```
protected void checkConcurrencyParams(int resultSetConcurrency)
                               throws SQLException
```
    Check if the concurrency parameter conform to specification. If it doesn't, we throw an exception.
    
    Parameters:
    
    resultSetConcurrency - The concurrency value to check
    
    Throws:
    
    SQLException - sqlexception
  - checkTypeParams
```
protected void checkTypeParams(int resultSetType)
                        throws SQLException
```
    Check if the resultset type parameter conform to specification. If it doesn't, we throw an exception.
    
    Parameters:
    
    resultSetType - The concurrency value to check
    
    Throws:
    
    SQLException - sqlexception
  - checkTransactionIsolation
```
protected void checkTransactionIsolation(int level)
                                  throws SQLException
```
    Check if the transaction isolation level parameter conform to specification. If it doesn't, we throw an exception.
    
    Parameters:
    
    level - The transaction isolation level value to check
    
    Throws:
    
    SQLException - sqlexception
  - setReadOnly
```
public void setReadOnly(boolean readOnly)
                 throws SQLException
```
    Specified by:
    
    setReadOnly in interface Connection
    
    Throws:
    
    SQLException
  - isReadOnly
```
public boolean isReadOnly()
                   throws SQLException
```
    Specified by:
    
    isReadOnly in interface Connection
    
    Throws:
    
    SQLException
  - doSetReadOnly
```
protected void doSetReadOnly(boolean readOnly)
                      throws SQLException
```
    Throws:
    
    SQLException
  - getReadOnly
```
protected boolean getReadOnly()
                       throws SQLException
```
    Throws:
    
    SQLException
  - setHoldability
```
public void setHoldability(int holdability)
                    throws SQLException
```
    Specified by:
    
    setHoldability in interface Connection
    
    Throws:
    
    SQLException
  - getHoldability
```
public int getHoldability()
                   throws SQLException
```
    Specified by:
    
    getHoldability in interface Connection
    
    Throws:
    
    SQLException
  - setCatalog
```
public void setCatalog(String catalog)
                throws SQLException
```
    Default implementation of setCatalog. Neo4j doesn't implement catalog feature, so we do nothing to avoid some tools exception.
    
    Specified by:
    
    setCatalog in interface Connection
    
    Throws:
    
    SQLException
  - getCatalog
```
public String getCatalog()
                  throws SQLException
```
    Default implementation of getCatalog. Neo4j doesn't implement catalog feature, so return null (@see Connection.getCatalog())
    
    Specified by:
    
    getCatalog in interface Connection
    
    Throws:
    
    SQLException
  - getTransactionIsolation
```
public int getTransactionIsolation()
                            throws SQLException
```
    Default implementation of getTransactionIsolation.
    
    Specified by:
    
    getTransactionIsolation in interface Connection
    
    Throws:
    
    SQLException
  - setTransactionIsolation
```
public void setTransactionIsolation(int level)
                             throws SQLException
```
    Default implementation of setTransactionIsolation.
    
    Specified by:
    
    setTransactionIsolation in interface Connection
    
    Throws:
    
    SQLException
  - prepareStatement
```
public PreparedStatement prepareStatement(String sql,
                                          int autoGeneratedKeys)
                                   throws SQLException
```
    Default implementation of preparedStatement(String, int). We're just ignoring the autoGeneratedKeys param.
    
    Specified by:
    
    prepareStatement in interface Connection
    
    Throws:
    
    SQLException
  - nativeSQL
```
public String nativeSQL(String sql)
                 throws SQLException
```
    Default implementation of nativeSQL. Here we should implement some hacks for JDBC tools if needed. This method must be used before running a query.
    
    Specified by:
    
    nativeSQL in interface Connection
    
    Throws:
    
    SQLException
  - unwrap
```
public <T> T unwrap(Class<T> iface)
             throws SQLException
```
    Specified by:
    
    unwrap in interface Wrapper
    
    Throws:
    
    SQLException
  - isWrapperFor
```
public boolean isWrapperFor(Class<?> iface)
                     throws SQLException
```
    Specified by:
    
    isWrapperFor in interface Wrapper
    
    Throws:
    
    SQLException
  - getWarnings
```
public SQLWarning getWarnings()
                       throws SQLException
```
    Specified by:
    
    getWarnings in interface Connection
    
    Throws:
    
    SQLException
  - clearWarnings
```
public void clearWarnings()
                   throws SQLException
```
    Specified by:
    
    clearWarnings in interface Connection
    
    Throws:
    
    SQLException
  - getSchema
```
public String getSchema()
                 throws SQLException
```
    Specified by:
    
    getSchema in interface Connection
    
    Throws:
    
    SQLException
  - prepareCall
```
public CallableStatement prepareCall(String sql)
                              throws SQLException
```
    Specified by:
    
    prepareCall in interface Connection
    
    Throws:
    
    SQLException
  - prepareCall
```
public CallableStatement prepareCall(String sql,
                                     int resultSetType,
                                     int resultSetConcurrency)
                              throws SQLException
```
    Specified by:
    
    prepareCall in interface Connection
    
    Throws:
    
    SQLException
  - getTypeMap
```
public Map<String,Class<?>> getTypeMap()
                                      throws SQLException
```
    Specified by:
    
    getTypeMap in interface Connection
    
    Throws:
    
    SQLException
  - setTypeMap
```
public void setTypeMap(Map<String,Class<?>> map)
                throws SQLException
```
    Specified by:
    
    setTypeMap in interface Connection
    
    Throws:
    
    SQLException
  - setSavepoint
```
public Savepoint setSavepoint()
                       throws SQLException
```
    Specified by:
    
    setSavepoint in interface Connection
    
    Throws:
    
    SQLException
  - setSavepoint
```
public Savepoint setSavepoint(String name)
                       throws SQLException
```
    Specified by:
    
    setSavepoint in interface Connection
    
    Throws:
    
    SQLException
  - rollback
```
public void rollback(Savepoint savepoint)
              throws SQLException
```
    Specified by:
    
    rollback in interface Connection
    
    Throws:
    
    SQLException
  - releaseSavepoint
```
public void releaseSavepoint(Savepoint savepoint)
                      throws SQLException
```
    Specified by:
    
    releaseSavepoint in interface Connection
    
    Throws:
    
    SQLException
  - prepareCall
```
public CallableStatement prepareCall(String sql,
                                     int resultSetType,
                                     int resultSetConcurrency,
                                     int resultSetHoldability)
                              throws SQLException
```
    Specified by:
    
    prepareCall in interface Connection
    
    Throws:
    
    SQLException
  - prepareStatement
```
public PreparedStatement prepareStatement(String sql,
                                          int[] columnIndexes)
                                   throws SQLException
```
    Specified by:
    
    prepareStatement in interface Connection
    
    Throws:
    
    SQLException
  - prepareStatement
```
public PreparedStatement prepareStatement(String sql,
                                          String[] columnNames)
                                   throws SQLException
```
    Specified by:
    
    prepareStatement in interface Connection
    
    Throws:
    
    SQLException
  - createClob
```
public Clob createClob()
                throws SQLException
```
    Specified by:
    
    createClob in interface Connection
    
    Throws:
    
    SQLException
  - createBlob
```
public Blob createBlob()
                throws SQLException
```
    Specified by:
    
    createBlob in interface Connection
    
    Throws:
    
    SQLException
  - createNClob
```
public NClob createNClob()
                  throws SQLException
```
    Specified by:
    
    createNClob in interface Connection
    
    Throws:
    
    SQLException
  - createSQLXML
```
public SQLXML createSQLXML()
                    throws SQLException
```
    Specified by:
    
    createSQLXML in interface Connection
    
    Throws:
    
    SQLException
  - setClientInfo
```
public void setClientInfo(String name,
                          String value)
                   throws SQLClientInfoException
```
    Specified by:
    
    setClientInfo in interface Connection
    
    Throws:
    
    SQLClientInfoException
  - setClientInfo
```
public void setClientInfo(Properties properties)
                   throws SQLClientInfoException
```
    Specified by:
    
    setClientInfo in interface Connection
    
    Throws:
    
    SQLClientInfoException
  - getClientInfo
```
public String getClientInfo(String name)
                     throws SQLException
```
    Specified by:
    
    getClientInfo in interface Connection
    
    Throws:
    
    SQLException
  - getClientInfo
```
public Properties getClientInfo()
                         throws SQLException
```
    Specified by:
    
    getClientInfo in interface Connection
    
    Throws:
    
    SQLException
  - createArrayOf
```
public Neo4jArray createArrayOf(String typeName,
                                Object[] elements)
                         throws SQLException
```
    Specified by:
    
    createArrayOf in interface Connection
    
    Throws:
    
    SQLException
  - createStruct
```
public Struct createStruct(String typeName,
                           Object[] attributes)
                    throws SQLException
```
    Specified by:
    
    createStruct in interface Connection
    
    Throws:
    
    SQLException
  - setSchema
```
public void setSchema(String schema)
               throws SQLException
```
    Specified by:
    
    setSchema in interface Connection
    
    Throws:
    
    SQLException
  - abort
```
public void abort(Executor executor)
           throws SQLException
```
    Specified by:
    
    abort in interface Connection
    
    Throws:
    
    SQLException
  - setNetworkTimeout
```
public void setNetworkTimeout(Executor executor,
                              int milliseconds)
                       throws SQLException
```
    Specified by:
    
    setNetworkTimeout in interface Connection
    
    Throws:
    
    SQLException
  - getNetworkTimeout
```
public int getNetworkTimeout()
                      throws SQLException
```
    Specified by:
    
    getNetworkTimeout in interface Connection
    
    Throws:
    
    SQLException

Class Neo4jConnectionImpl

Field Summary

Fields inherited from interface java.sql.Connection

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface java.sql.Connection

Field Detail

FASTEST_STATEMENT

Constructor Detail

Neo4jConnectionImpl

Method Detail

hasDebug

getUrl

getProperties

getUserName

getFlattening

checkClosed

checkAutoCommit

checkReadOnly

checkHoldabilityParams

checkConcurrencyParams

checkTypeParams

checkTransactionIsolation

setReadOnly

isReadOnly

doSetReadOnly

getReadOnly

setHoldability

getHoldability

setCatalog

getCatalog

getTransactionIsolation

setTransactionIsolation

prepareStatement

nativeSQL

unwrap

isWrapperFor

getWarnings

clearWarnings

getSchema

prepareCall

prepareCall

getTypeMap

setTypeMap

setSavepoint

setSavepoint

rollback

releaseSavepoint

prepareCall

prepareStatement

prepareStatement

createClob

createBlob

createNClob

createSQLXML

setClientInfo

setClientInfo

getClientInfo

getClientInfo

createArrayOf

createStruct

setSchema

abort

setNetworkTimeout

getNetworkTimeout