oracle.pg.rdbms

Class OracleElementIteratorImpl

java.lang.Object

oracle.pg.common.OracleCommonIteratorBase

oracle.pg.rdbms.OracleCommonIteratorImpl

oracle.pg.rdbms.OracleElementIteratorImpl

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, MesgConsts

Direct Known Subclasses:

OracleEdgeIteratorImpl, OracleVertexIteratorImpl

public abstract class OracleElementIteratorImpl
extends OracleCommonIteratorImpl

This class implements the Iterator interface for elements (vertices and edges).

Field Summary

Fields inherited from interface oracle.pg.common.MesgConsts

ERR_ARG_CANNOT_BE_NULL, ERR_CODE_NOT_IN_LIST, ERR_DOP_CONSTRAINT, ERR_E_AUTO_IDX_MUST_SOLR_OR_LUCENE, ERR_E_AUTO_IDX_NOT_EXIST, ERR_E_DS_MUSTBE_FILE_OR_IS, ERR_E_MAX_LINE_CONSTRAINT, ERR_EDGE_DIR_NOT_BOTH, ERR_EDGE_WORK_TBL_NOT_CLEAN, ERR_GRAPH_NAME_CANT_BENULL, ERR_HIT_EXCEPTION, ERR_HIT_INTERRUPT, ERR_HIT_IO, ERR_HIT_OPGE, ERR_HIT_PARSEE, ERR_ID_CANNOT_BE_NULL, ERR_IDX_KEY_CANNOT_BE_NULL, ERR_IDX_KEY_NOT_NULL, ERR_IDX_KEYS_NOT_NULL, ERR_IN_DS_EDGE_CANTBE_NULL, ERR_IN_DS_VERT_CANTBE_NULL, ERR_IN_E_FLAT_DOESNT_EXIST, ERR_IN_V_FLAT_DOESNT_EXIST, ERR_INPUT_LIST_NOT_NULL, ERR_INPUT_NOT_NULL, ERR_INVALID_CHANGE_ACTION, ERR_INVALID_NUM_FIELDS, ERR_INVALID_NUM_NOARG, ERR_INVALID_NUMBER, ERR_INVALID_VAL, ERR_KEY_CANNOT_BE_ID, ERR_KEY_CANNOT_BE_NULL, ERR_KEY_CANNOT_BE_NULL_EMPTY, ERR_KEY_NOT_SET_TO, ERR_NO_ELEM_TO_BE_CONSUMED, ERR_NO_OP_SUPPORTED, ERR_NOT_IMPLEMENTED_YET, ERR_NOT_ORACLE_V_E, ERR_NUM_PART_CONSTRAINT, ERR_OFFSET_CONSTRAINT, ERR_OFFSET_E_MUST_BE_POS, ERR_OFFSET_V_MUST_BE_POS, ERR_OPT_FLAG_EDGE_INVALID, ERR_OPT_FLAG_VERT_INVALID, ERR_ORA_TEXT_INVALID_KEY, ERR_ORA_TEXT_ONLY_AUTO, ERR_OUTPUT_LIST_NOT_NULL, ERR_PG_ALREADY_EXISTS, ERR_PG_NOT_EMPTY, ERR_PG_NOT_NULL, ERR_SIZE_MUST_BE_POS, ERR_TIMEOUT_TAB_CREATION, ERR_TXT_IDX_NOT_FOUND, ERR_TYPE_ID_NOT_RECO, ERR_UNSUPPORTED_VAL_TYP, ERR_USER_REQ_OP_CANCEL, ERR_V_AUTO_IDX_MUST_SOLR_OR_LUCENE, ERR_V_AUTO_IDX_NOT_EXIST, ERR_V_DS_MUSTBE_FILE_OR_IS, ERR_V_MAX_LINE_CONSTRAINT, ERR_VALUE_CANNOT_BE_NULL, INFO_EMP_K_NO_P_VAL, INFO_NUL_K_NO_P_VAL, TYPE_DT_BOOL, TYPE_DT_BYTE, TYPE_DT_CHAR, TYPE_DT_DATE, TYPE_DT_DOUBLE, TYPE_DT_EMPTY, TYPE_DT_FLOAT, TYPE_DT_INTEGER, TYPE_DT_JSON, TYPE_DT_LONG, TYPE_DT_SERI, TYPE_DT_SHORT, TYPE_DT_SPATIAL, TYPE_DT_STRING, TYPE_DT_URI

Method Summary

Modifier and Type	Method and Description
void	close() Closes this iterator and free up all its underlying resources
OraclePropertyGraph	getPropertyGraph() Get the associated property graph
static void	quietlyCloseResultSetAndStmt(java.sql.ResultSet rs, java.sql.Statement stmt) This method will close (in a best effort fashion) the provided result set and its corresponding statement.
static void	quietlyCloseStmt(java.sql.Statement stmt)

Methods inherited from class oracle.pg.rdbms.OracleCommonIteratorImpl

setQueryFetchSize

Methods inherited from class oracle.pg.common.OracleCommonIteratorBase

getQueryDeadline, getQueryStartTime, getQueryTimeOut, hasNext, remove, setGracefulTimeout, setQueryStartTime, setQueryTimeOut

Methods inherited from class java.lang.Object

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

Method Detail

close

public void close()

Closes this iterator and free up all its underlying resources

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in class OracleCommonIteratorBase

getPropertyGraph

public OraclePropertyGraph getPropertyGraph()

Get the associated property graph

quietlyCloseResultSetAndStmt

public static void quietlyCloseResultSetAndStmt(java.sql.ResultSet rs,
                                                java.sql.Statement stmt)

This method will close (in a best effort fashion) the provided result set and its corresponding statement.

quietlyCloseStmt

public static void quietlyCloseStmt(java.sql.Statement stmt)