/**
*
*/
package org.apache.ode.bpel.extvar.jdbc;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.ode.bpel.extvar.jdbc.DbExternalVariable.Column;;
class RowSubset extends ArrayList<Object> {
private static final Log LOG = LogFactory.getLog(RowSubset.class);
private static final long serialVersionUID = 1L;
protected List<Column> _columns;
/* Name --> Column mapping. */
protected HashMap<String, Column> _colmap = new HashMap<String,Column>();
RowSubset(List<Column> columns) {
_columns = columns;
for(Column c : columns) {
add(null);
_colmap.put(c.name,c);
}
}
/**
* Return <code>true</code> if any values are missing (e.g. null value)
*/
boolean missingValues() {
for (Column c : _columns) {
if (get(c.idx) == null) return true;
}
return false;
}
/**
* Return <code>true</code> if any database-generated values are missing
*/
boolean missingDatabaseGeneratedValues() {
for (Column c : _columns) {
Object value = get(c.idx);
if (c.isDatabaseGenerated() && value == null) return true;
}
return false;
}
Column getColumn(String name) {
return _colmap.get(name);
}
Column getColumn(int idx) {
return _columns.get(idx);
}
Object get(String name) {
Column c = _colmap.get(name);
if (c == null)
return null;
int idx = _columns.indexOf(c);
return get(idx);
}
void put(String name, Object val) {
Column c = _colmap.get(name);
if (c == null)
return;
int idx = _columns.indexOf(c);
this.set(idx, val);
}
public String toString() {
StringBuffer buf = new StringBuffer(getClass().getSimpleName());
buf.append("(");
for (int i=0; i<size(); i++) {
if (i>0) buf.append(", ");
buf.append(_columns.get(i).name);
buf.append("=");
buf.append(get(i));
}
buf.append(")");
return buf.toString();
}
}