//$Id: MckoiCaseFragment.java 3890 2004-06-03 16:31:32Z steveebersole $
package org.hibernate.sql;
import java.util.Iterator;
import java.util.Map;
/**
* A Mckoi IF function.
* <br>
* <code>if(..., ..., ...) as ...</code>
* <br>
* @author Gavin King
*/
public class MckoiCaseFragment extends CaseFragment {
public String toFragmentString() {
StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 );
StringBuffer buf2= new StringBuffer( cases.size() );
Iterator iter = cases.entrySet().iterator();
while ( iter.hasNext() ) {
Map.Entry me = (Map.Entry) iter.next();
buf.append(" if(")
.append( me.getKey() )
.append(" is not null")
.append(", ")
.append( me.getValue() )
.append(", ");
buf2.append(")");
}
buf.append("null");
buf.append(buf2);
if (returnColumnName!=null) {
buf.append(" as ")
.append(returnColumnName);
}
return buf.toString();
}
}
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