Package org.apache.openejb.core.cmp.cmp2

Source Code of org.apache.openejb.core.cmp.cmp2.EjbSelect

/**
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package org.apache.openejb.core.cmp.cmp2;

import org.apache.openejb.Container;
import org.apache.openejb.DeploymentInfo;
import org.apache.openejb.core.cmp.CmpContainer;

import javax.ejb.FinderException;

/**
* DO NOT REFACTOR THIS CLASS.  This class is referenced directly by generated code.
*/
public class EjbSelect {
    public static Object execute(Object di, String methodSignature, String returnType, Object... args) throws FinderException {
        DeploymentInfo deploymentInfo = (DeploymentInfo) di;
        Container container = deploymentInfo.getContainer();
        if (!(container instanceof CmpContainer)) {
            throw new FinderException("Deployment is not connected to a CmpContainer " + deploymentInfo.getDeploymentID());
        }
        CmpContainer cmpContainer = (CmpContainer) container;
       
        // if the return type is void, assume we have an update query
        if ("void".equals(returnType)) {
            int result = cmpContainer.update(deploymentInfo, methodSignature, args);
            return result;
        }

        Object result = cmpContainer.select(deploymentInfo, methodSignature, returnType, args);
        if (result instanceof Number) {
            Number number = (Number) result;
            if ("char".equals(returnType) || Character.class.getName().equals(returnType)) {
                result = new Character((char) number.intValue());
            } else if ("byte".equals(returnType) || Byte.class.getName().equals(returnType)) {
                result = number.byteValue();
            } else if ("short".equals(returnType) || Short.class.getName().equals(returnType)) {
                result = number.shortValue();
            } else if ("int".equals(returnType) || Integer.class.getName().equals(returnType)) {
                result = number.intValue();
            } else if ("long".equals(returnType) || Long.class.getName().equals(returnType)) {
                result = number.longValue();
            } else if ("float".equals(returnType) || Float.class.getName().equals(returnType)) {
                result = number.floatValue();
            } else if ("double".equals(returnType) || Double.class.getName().equals(returnType)) {
                result = number.doubleValue();
            }
        }

        return result;
    }
}
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