diff options
author | Bruce Momjian <bruce@momjian.us> | 2001-10-25 06:00:05 +0000 |
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committer | Bruce Momjian <bruce@momjian.us> | 2001-10-25 06:00:05 +0000 |
commit | d2e27b0674e238a4f94f1c190a395a530746d5d3 (patch) | |
tree | d654e117fdc20ecb84da14052fad5124c9f32012 /src/interfaces/jdbc/org/postgresql/ResultSet.java | |
parent | b81844b1738c584d92330a5ccd0fbd8b603d2886 (diff) |
pgjindent jdbc files. First time jdbc files were formatted.
Diffstat (limited to 'src/interfaces/jdbc/org/postgresql/ResultSet.java')
-rw-r--r-- | src/interfaces/jdbc/org/postgresql/ResultSet.java | 389 |
1 files changed, 196 insertions, 193 deletions
diff --git a/src/interfaces/jdbc/org/postgresql/ResultSet.java b/src/interfaces/jdbc/org/postgresql/ResultSet.java index 3274b1eb38c..9febb88613d 100644 --- a/src/interfaces/jdbc/org/postgresql/ResultSet.java +++ b/src/interfaces/jdbc/org/postgresql/ResultSet.java @@ -15,198 +15,201 @@ import org.postgresql.util.*; */ public abstract class ResultSet { - protected Vector rows; // The results - protected Field fields[]; // The field descriptions - protected String status; // Status of the result - protected boolean binaryCursor = false; // is the data binary or Strings - protected int updateCount; // How many rows did we get back? - protected int insertOID; // The oid of an inserted row - protected int current_row; // Our pointer to where we are at - protected byte[][] this_row; // the current row result - protected Connection connection; // the connection which we returned from - protected SQLWarning warnings = null; // The warning chain - protected boolean wasNullFlag = false; // the flag for wasNull() - - // We can chain multiple resultSets together - this points to - // next resultSet in the chain. - protected ResultSet next = null; - - /** - * Create a new ResultSet - Note that we create ResultSets to - * represent the results of everything. - * - * @param fields an array of Field objects (basically, the - * ResultSet MetaData) - * @param tuples Vector of the actual data - * @param status the status string returned from the back end - * @param updateCount the number of rows affected by the operation - * @param cursor the positioned update/delete cursor name - */ - public ResultSet(Connection conn, Field[] fields, Vector tuples, String status, int updateCount,int insertOID, boolean binaryCursor) - { - this.connection = conn; - this.fields = fields; - this.rows = tuples; - this.status = status; - this.updateCount = updateCount; - this.insertOID = insertOID; - this.this_row = null; - this.current_row = -1; - this.binaryCursor = binaryCursor; - } - - - /** - * Create a new ResultSet - Note that we create ResultSets to - * represent the results of everything. - * - * @param fields an array of Field objects (basically, the - * ResultSet MetaData) - * @param tuples Vector of the actual data - * @param status the status string returned from the back end - * @param updateCount the number of rows affected by the operation - * @param cursor the positioned update/delete cursor name - */ - public ResultSet(Connection conn, Field[] fields, Vector tuples, String status, int updateCount) - { - this(conn,fields,tuples,status,updateCount,0,false); - } - - /** - * We at times need to know if the resultSet we are working - * with is the result of an UPDATE, DELETE or INSERT (in which - * case, we only have a row count), or of a SELECT operation - * (in which case, we have multiple fields) - this routine - * tells us. - * - * @return true if we have tuples available - */ - public boolean reallyResultSet() - { - return (fields != null); - } - - /** - * Since ResultSets can be chained, we need some method of - * finding the next one in the chain. The method getNext() - * returns the next one in the chain. - * - * @return the next ResultSet, or null if there are none - */ - public java.sql.ResultSet getNext() - { - return (java.sql.ResultSet)next; - } - - /** - * This following method allows us to add a ResultSet object - * to the end of the current chain. - * - * @param r the resultset to add to the end of the chain. - */ - public void append(ResultSet r) - { - if (next == null) - next = r; - else - next.append(r); - } - - /** - * If we are just a place holder for results, we still need - * to get an updateCount. This method returns it. - * - * @return the updateCount - */ - public int getResultCount() - { - return updateCount; - } - - /** - * We also need to provide a couple of auxiliary functions for - * the implementation of the ResultMetaData functions. In - * particular, we need to know the number of rows and the - * number of columns. Rows are also known as Tuples - * - * @return the number of rows - */ - public int getTupleCount() - { - return rows.size(); - } - - /** - * getColumnCount returns the number of columns - * - * @return the number of columns - */ - public int getColumnCount() - { - return fields.length; - } - - /** - * Returns the status message from the backend.<p> - * It is used internally by the driver. - * - * @return the status string from the backend - */ - public String getStatusString() - { - return status; - } - - /** - * returns the OID of a field.<p> - * It is used internally by the driver. - * - * @param field field id - * @return the oid of that field's type - */ - public int getColumnOID(int field) - { - return fields[field-1].getOID(); - } - - /** - * returns the OID of the last inserted row - */ - public int getInsertedOID() - { - return insertOID; - } - - /** - * This is part of the JDBC API, but is required by org.postgresql.Field - */ - public abstract void close() throws SQLException; - public abstract boolean next() throws SQLException; - public abstract String getString(int i) throws SQLException; - - /** - * This is used to fix get*() methods on Money fields. It should only be - * used by those methods! - * - * It converts ($##.##) to -##.## and $##.## to ##.## - */ - public String getFixedString(int col) throws SQLException { - String s = getString(col); - - // Handle SQL Null - wasNullFlag = (this_row[col - 1] == null); - if(wasNullFlag) - return null; - - // Handle Money - if(s.charAt(0)=='(') { - s="-"+org.postgresql.util.PGtokenizer.removePara(s).substring(1); - } - if(s.charAt(0)=='$') { - s=s.substring(1); - } - - return s; - } + protected Vector rows; // The results + protected Field fields[]; // The field descriptions + protected String status; // Status of the result + protected boolean binaryCursor = false; // is the data binary or Strings + protected int updateCount; // How many rows did we get back? + protected int insertOID; // The oid of an inserted row + protected int current_row; // Our pointer to where we are at + protected byte[][] this_row; // the current row result + protected Connection connection; // the connection which we returned from + protected SQLWarning warnings = null; // The warning chain + protected boolean wasNullFlag = false; // the flag for wasNull() + + // We can chain multiple resultSets together - this points to + // next resultSet in the chain. + protected ResultSet next = null; + + /** + * Create a new ResultSet - Note that we create ResultSets to + * represent the results of everything. + * + * @param fields an array of Field objects (basically, the + * ResultSet MetaData) + * @param tuples Vector of the actual data + * @param status the status string returned from the back end + * @param updateCount the number of rows affected by the operation + * @param cursor the positioned update/delete cursor name + */ + public ResultSet(Connection conn, Field[] fields, Vector tuples, String status, int updateCount, int insertOID, boolean binaryCursor) + { + this.connection = conn; + this.fields = fields; + this.rows = tuples; + this.status = status; + this.updateCount = updateCount; + this.insertOID = insertOID; + this.this_row = null; + this.current_row = -1; + this.binaryCursor = binaryCursor; + } + + + /** + * Create a new ResultSet - Note that we create ResultSets to + * represent the results of everything. + * + * @param fields an array of Field objects (basically, the + * ResultSet MetaData) + * @param tuples Vector of the actual data + * @param status the status string returned from the back end + * @param updateCount the number of rows affected by the operation + * @param cursor the positioned update/delete cursor name + */ + public ResultSet(Connection conn, Field[] fields, Vector tuples, String status, int updateCount) + { + this(conn, fields, tuples, status, updateCount, 0, false); + } + + /** + * We at times need to know if the resultSet we are working + * with is the result of an UPDATE, DELETE or INSERT (in which + * case, we only have a row count), or of a SELECT operation + * (in which case, we have multiple fields) - this routine + * tells us. + * + * @return true if we have tuples available + */ + public boolean reallyResultSet() + { + return (fields != null); + } + + /** + * Since ResultSets can be chained, we need some method of + * finding the next one in the chain. The method getNext() + * returns the next one in the chain. + * + * @return the next ResultSet, or null if there are none + */ + public java.sql.ResultSet getNext() + { + return (java.sql.ResultSet)next; + } + + /** + * This following method allows us to add a ResultSet object + * to the end of the current chain. + * + * @param r the resultset to add to the end of the chain. + */ + public void append(ResultSet r) + { + if (next == null) + next = r; + else + next.append(r); + } + + /** + * If we are just a place holder for results, we still need + * to get an updateCount. This method returns it. + * + * @return the updateCount + */ + public int getResultCount() + { + return updateCount; + } + + /** + * We also need to provide a couple of auxiliary functions for + * the implementation of the ResultMetaData functions. In + * particular, we need to know the number of rows and the + * number of columns. Rows are also known as Tuples + * + * @return the number of rows + */ + public int getTupleCount() + { + return rows.size(); + } + + /** + * getColumnCount returns the number of columns + * + * @return the number of columns + */ + public int getColumnCount() + { + return fields.length; + } + + /** + * Returns the status message from the backend.<p> + * It is used internally by the driver. + * + * @return the status string from the backend + */ + public String getStatusString() + { + return status; + } + + /** + * returns the OID of a field.<p> + * It is used internally by the driver. + * + * @param field field id + * @return the oid of that field's type + */ + public int getColumnOID(int field) + { + return fields[field -1].getOID(); + } + + /** + * returns the OID of the last inserted row + */ + public int getInsertedOID() + { + return insertOID; + } + + /** + * This is part of the JDBC API, but is required by org.postgresql.Field + */ + public abstract void close() throws SQLException; + public abstract boolean next() throws SQLException; + public abstract String getString(int i) throws SQLException; + + /** + * This is used to fix get*() methods on Money fields. It should only be + * used by those methods! + * + * It converts ($##.##) to -##.## and $##.## to ##.## + */ + public String getFixedString(int col) throws SQLException + { + String s = getString(col); + + // Handle SQL Null + wasNullFlag = (this_row[col - 1] == null); + if (wasNullFlag) + return null; + + // Handle Money + if (s.charAt(0) == '(') + { + s = "-" + org.postgresql.util.PGtokenizer.removePara(s).substring(1); + } + if (s.charAt(0) == '$') + { + s = s.substring(1); + } + + return s; + } } |