EntityJdbcCmp1Desc.java

package org.objectweb.jonas_ejb.deployment.api;

import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Iterator;
import org.objectweb.jonas_ejb.deployment.xml.AssemblyDescriptor;
import org.objectweb.jonas_ejb.deployment.xml.CmpFieldJdbcMapping;
import org.objectweb.jonas_ejb.deployment.xml.Entity;
import org.objectweb.jonas_ejb.deployment.xml.FinderMethodJdbcMapping;
import org.objectweb.jonas_ejb.deployment.xml.JonasEntity;
import org.objectweb.jonas_ejb.deployment.xml.JdbcMapping;
import org.objectweb.jonas_lib.deployment.xml.JLinkedList;
import org.objectweb.jonas_ejb.deployment.xml.JonasMethod;
import org.objectweb.jonas_lib.deployment.api.DeploymentDescException;

// TODO : fill mapping information with defaults values (same as CMP 2)
//       to accept to have optional mapping information in the jonas-ejb-jar.xml.
// TODO : Review this class, many methods are common with EntityJdbcCmp2yDesc

public class EntityJdbcCmp1Desc extends EntityCmp1Desc {


    String jdbcTableName;
    String datasourceJndiName;
    public EntityJdbcCmp1Desc(ClassLoader classLoader, Entity ent,
                              AssemblyDescriptor asd, JonasEntity jEnt,
                              JLinkedList jMDRList, String fileName)
        throws DeploymentDescException {

        super(classLoader, ent, asd, jEnt, jMDRList, fileName);

        // check for jdbcMapping
        JdbcMapping jm = jEnt.getJdbcMapping();
        if (jm == null) {
            throw new DeploymentDescException("jdbc-mapping missing for bean " + ent.getEjbName());
        }

        // populate field descriptor map with jdbc information
        for (Iterator i = jm.getCmpFieldJdbcMappingList().iterator(); i.hasNext(); ) {
            CmpFieldJdbcMapping cmpFieldJdbcMapping = (CmpFieldJdbcMapping) i.next();
            String fn = cmpFieldJdbcMapping.getFieldName();
            FieldDesc f = (FieldDesc) fieldDesc.get(fn);
            if (f == null) {
                throw new DeploymentDescException("field-name " + fn
                                                  + " listed in cmp-field-jdbc-mapping is not of cmp-field of bean " + ent.getEjbName());
            }
            ((FieldJdbcDesc) f).setJdbcFieldName(cmpFieldJdbcMapping.getJdbcFieldName());
        }
        // check that all cmp fields are jdbc
        for (Iterator j = fieldDesc.values().iterator(); j.hasNext();) {
            FieldJdbcDesc fd = (FieldJdbcDesc) j.next();
            if (fd.getJdbcFieldName() == null) {
                throw new DeploymentDescException("field-name " + fd.getName()
                                                  + " is missing in cmp-field-jdbc-mapping for bean " + ent.getEjbName());
            }
        }

        // populate method descriptor map with jdbc information
        for (Iterator i = jm.getFinderMethodJdbcMappingList().iterator(); i.hasNext(); ) {
            FinderMethodJdbcMapping fmj = ((FinderMethodJdbcMapping) i.next());
            JonasMethod m = fmj.getJonasMethod();
            for (Iterator j = getMethodDescIterator(); j.hasNext();) {
                MethodJdbcCmp1Desc md = (MethodJdbcCmp1Desc) j.next();
                int matchStatus = md.matchPattern(null, m.getMethodName(), m.getMethodParams());
                md.overwriteJdbcWhereClause(fmj.getJdbcWhereClause(), matchStatus);
            }
        }

        // jndi name of the datasource
        datasourceJndiName = jm.getJndiName();

        // table name
        jdbcTableName = jm.getJdbcTableName();

        // optionnal parameter automatic-pk
        if (jm.getAutomaticPk() != null) {
            jdbcAutomaticPk = jm.getAutomaticPk().equalsIgnoreCase("true");
        } 
    }


    public String getDatasourceJndiName() {
        return datasourceJndiName;
    }

    public FieldJdbcDesc getFieldJdbcDesc(Field field) {
        return (FieldJdbcDesc) super.getCmpFieldDesc(field);
    }


    public String getJdbcTableName() {
        return jdbcTableName;
    }
   
    protected MethodDesc newMethodDescInstance(Method meth, int index) {
        return new MethodJdbcCmp1Desc(this, meth, index);
    }

    public String toString() {
        StringBuffer ret = new StringBuffer();
        ret.append(super.toString());
        ret.append("\ngetDatasourceJndiName()=" + getDatasourceJndiName());
        ret.append("\ngetJdbcTableName()=" + getJdbcTableName());
        return ret.toString();
    }


}

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