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FR [ 2107062 ] Add more DB.getKeyNamePairs methods

This commit is contained in:
teo_sarca 2008-09-12 08:54:48 +00:00
parent 5462895d6c
commit b5b78bb16a
1 changed files with 57 additions and 7 deletions
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64
base/src/org/compiere/util/DB.java
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@ -31,6 +31,7 @@ import java.sql.Timestamp;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Properties;
import java.util.logging.Level;
@ -73,6 +74,7 @@ import org.compiere.process.SequenceCheck;
* <li>FR [ 1984268 ] DB.executeUpdateEx should throw DBException
* <li>FR [ 1986583 ] Add DB.executeUpdateEx(String, Object[], String)
* <li>BF [ 2030233 ] Remove duplicate code from DB class
* <li>FR [ 2107062 ] Add more DB.getKeyNamePairs methods
*/
public final class DB
{
@ -792,7 +794,7 @@ public final class DB
* @param stmt statements
* @param params parameters array; if null or empty array, no parameters are set
*/
private static void setParameters(PreparedStatement stmt, Object[] params)
public static void setParameters(PreparedStatement stmt, Object[] params)
throws SQLException
{
if (params == null || params.length == 0) {
@ -805,6 +807,25 @@ public final class DB
}
}
/**
* Set parameters for given statement
* @param stmt statements
* @param params parameters list; if null or empty list, no parameters are set
*/
public static void setParameters(PreparedStatement stmt, List<?> params)
throws SQLException
{
if (params == null || params.size() == 0)
{
return;
}
for (int i = 0; i < params.size(); i++)
{
setParameter(stmt, i+1, params.get(i));
}
}
/**
* Set PreparedStatement's parameter.
* Similar with calling <code>pstmt.setObject(index, param)</code>
@ -1328,24 +1349,54 @@ public final class DB
}
/**
* Get Array of Key Name Pairs
* @param sql select with id / name as first / second column
* @param optional if true (-1,"") is added
* @return array of key name pairs
* Get Array of Key Name Pairs
* @param sql select with id / name as first / second column
* @param optional if true (-1,"") is added
* @return array of {@link KeyNamePair}
* @see #getKeyNamePairs(String, boolean, Object...)
*/
public static KeyNamePair[] getKeyNamePairs(String sql, boolean optional)
{
return getKeyNamePairs(sql, optional, (Object[])null);
}
/**
* Get Array of Key Name Pairs
* @param sql select with id / name as first / second column
* @param optional if true (-1,"") is added
* @param params query parameters
* @return array of {@link KeyNamePair}
* @see #getKeyNamePairs(String, boolean, Object...)
*/
public static KeyNamePair[] getKeyNamePairs(String sql, boolean optional, Collection<Object> params)
{
return getKeyNamePairs(sql, optional, params.toArray(new Object[params.size()]));
}
/**
* Get Array of Key Name Pairs
* @param sql select with id / name as first / second column
* @param optional if true (-1,"") is added
* @param params query parameters
*/
public static KeyNamePair[] getKeyNamePairs(String sql, boolean optional, Object ... params)
{
PreparedStatement pstmt = null;
ResultSet rs = null;
ArrayList<KeyNamePair> list = new ArrayList<KeyNamePair>();
if (optional)
{
list.add (new KeyNamePair(-1, ""));
}
try
{
pstmt = DB.prepareStatement(sql, null);
setParameters(pstmt, params);
rs = pstmt.executeQuery();
while (rs.next())
{
list.add(new KeyNamePair(rs.getInt(1), rs.getString(2)));
}
}
catch (Exception e)
{
@ -1353,8 +1404,7 @@ public final class DB
}
finally
{
close(rs);
close(pstmt);
close(rs, pstmt);
rs= null;
pstmt = null;
}