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Viewing changes to src/org/hibernate/sql/HSQLCaseFragment.java

  • Committer: Bazaar Package Importer
  • Author(s): Torsten Werner
  • Date: 2007-10-14 14:43:34 UTC
  • Revision ID: james.westby@ubuntu.com-20071014144334-eamc8i0q10gs1aro
Tags: upstream-3.2.5
Import upstream version 3.2.5

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src/org/hibernate/sql/HSQLCaseFragment.java
 
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//$Id: HSQLCaseFragment.java 3890 2004-06-03 16:31:32Z steveebersole $
 
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package org.hibernate.sql;
 
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import java.util.Iterator;
 
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import java.util.Map;
 
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/**
 
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 * The HSQL CASEWHEN function.
 
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 * <br>
 
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 * <code>casewhen(..., ..., ...) as ...</code>
 
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 * <br>
 
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 * @author Wolfgang Jung
 
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 */
 
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public class HSQLCaseFragment extends CaseFragment {
 
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        public String toFragmentString() {
 
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                StringBuffer buf = new StringBuffer( cases.size() * 15 + 10 );
 
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                StringBuffer buf2 = new StringBuffer( cases.size() );
 
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                Iterator iter = cases.entrySet().iterator();
 
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                while ( iter.hasNext() ) {
 
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                        Map.Entry me = (Map.Entry) iter.next();
 
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                        buf.append(" casewhen(")
 
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                                .append( me.getKey() )
 
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                                .append(" is not null")
 
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                                .append(", ")
 
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                                .append( me.getValue() )
 
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                                .append(", ");
 
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                        buf2.append(")");
 
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                }
 
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                buf.append("-1"); //null caused some problems
 
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                buf.append( buf2.toString() );
 
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                if ( returnColumnName!=null ) {
 
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                        buf.append(" as ")
 
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                                .append(returnColumnName);
 
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                }
 
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                return buf.toString();
 
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        }
 
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}
 
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