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This patch fixes the exception thrown to inform the user the method

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getColumnClassName(int) is not implemented. This will futher fixes method
ResultSet.getObject(int) since it requires the getColumnClassName(int) method to return the proper java class used to map the database column.

auther Ed Yu
This commit is contained in:
Dave Cramer 2002-02-22 02:58:24 +00:00
parent deaad93462
commit 8c17e4e0fc
1 changed files with 60 additions and 2 deletions
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62
src/interfaces/jdbc/org/postgresql/jdbc2/ResultSetMetaData.java
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@ -473,8 +473,66 @@ public class ResultSetMetaData implements java.sql.ResultSetMetaData
// This can hook into our PG_Object mechanism
public String getColumnClassName(int column) throws SQLException
{
throw org.postgresql.Driver.notImplemented();
}
/*
The following data type mapping came from ../Field.java.
"int2",
"int4","oid",
"int8",
"cash","money",
"numeric",
"float4",
"float8",
"bpchar","char","char2","char4","char8","char16",
"varchar","text","name","filename",
"bool",
"date",
"time",
"abstime","timestamp"
Types.SMALLINT,
Types.INTEGER,Types.INTEGER,
Types.BIGINT,
Types.DOUBLE,Types.DOUBLE,
Types.NUMERIC,
Types.REAL,
Types.DOUBLE,
Types.CHAR,Types.CHAR,Types.CHAR,Types.CHAR,Types.CHAR,Types.CHAR,
Types.VARCHAR,Types.VARCHAR,Types.VARCHAR,Types.VARCHAR,
Types.BIT,
Types.DATE,
Types.TIME,
Types.TIMESTAMP,Types.TIMESTAMP
*/
int sql_type = getField(column).getSQLType();
switch (sql_type)
{
case Types.BIT:
return("java.lang.Boolean");
case Types.SMALLINT:
return("java.lang.Integer");
case Types.INTEGER:
return("java.lang.Integer");
case Types.BIGINT:
return("java.lang.Long");
case Types.NUMERIC:
return("java.math.BigDecimal");
case Types.REAL:
return("java.lang.Float");
case Types.DOUBLE:
return("java.lang.Double");
case Types.CHAR:
case Types.VARCHAR:
return("java.lang.String");
case Types.DATE:
case Types.TIME:
case Types.TIMESTAMP:
return("java.sql.Timestamp");
default:
throw org.postgresql.Driver.notImplemented();
}
}