MethodCmp2Desc.java

package org.objectweb.jonas_ejb.deployment.api;

import java.io.CharArrayReader;
import java.lang.reflect.Method;

import org.objectweb.jonas_ejb.deployment.ejbql.ASTEJBQL;
import org.objectweb.jonas_ejb.deployment.ejbql.EJBQL;
import org.objectweb.jonas_ejb.deployment.ejbql.ParseException;
import org.objectweb.jonas_ejb.lib.EjbqlQueryTreeHolder;
import org.objectweb.jonas_lib.deployment.api.DeploymentDescException;
import org.objectweb.jorm.api.PMapper;


public class MethodCmp2Desc extends MethodDesc  {

    protected String query = null;
    protected ASTEJBQL queryNode = null;
    protected EjbqlQueryTreeHolder queryTreeHolder = null;
    protected boolean resultTypeMappingRemote = false;
    protected EntityDesc entityDesc;


    MethodCmp2Desc(BeanDesc beanDesc, Method meth,int index) {
        super(beanDesc, meth, index);
        entityDesc = (EntityDesc) beanDesc;
    }

    public String getQuery() {
        return query;
    }

    public void setQuery(String query) throws ParseException {
        // we want a one line query for error reporting
        this.query = query.replace('\r',' ').replace('\n',' ').replace('\t',' ');
        EJBQL parser = new EJBQL(new CharArrayReader(query.toCharArray()));
        queryNode = (ASTEJBQL)parser.EJBQL();
        queryTreeHolder=null;
    }


    public EjbqlQueryTreeHolder getQueryTreeHolder(PMapper mapper) throws DeploymentDescException {
        if (queryTreeHolder==null) {
            try {
                queryTreeHolder = new EjbqlQueryTreeHolder(this, queryNode, mapper);
            } catch (Exception e) {
                throw new DeploymentDescException("ejbql query "+query+" does not map to the persistent schema",e);
            }
        }
        return queryTreeHolder;
    }

    public boolean isResultTypeMappingRemote() {
        return resultTypeMappingRemote;
    }

    public void setResultTypeMapping(String resultTypeMapping)
        throws DeploymentDescException {
            if (resultTypeMapping.equals("Remote")) {
                resultTypeMappingRemote=true;
            } else if (resultTypeMapping.equals("Local")) {
                resultTypeMappingRemote=false;
            } else {
                throw new DeploymentDescException(resultTypeMapping+" is not a valid result-type-mapping value");
            }
    }

    public boolean getPrefetch() {
        if (this.isFinder()) {
            return entityDesc.isPrefetch();
        } else {
            return false;
        }
    }


    public static String queryMethodElementToString(org.objectweb.jonas_ejb.deployment.xml.QueryMethod m) {
        return methodElementToString(null, m.getMethodName(),m.getMethodParams());
    }

    public String toString() {
        StringBuffer ret = new StringBuffer();
        ret.append(super.toString());
        ret.append("\nquery = " + query);
        ret.append("\nqueryNode = " + queryNode);
        ret.append("\nqueryTreeHolder = " + queryTreeHolder);
        ret.append("\nresultTypeMappingRemote = " + resultTypeMappingRemote);
        return ret.toString();
    }

}

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