purchasebeanextractor_e813240d.java

一个简单的EJB实例.用DB2连接.JSP页面.很好用.供大家学习

package salesdb.websphere_deploy.DB2UDBNT_V8_1;

/**
 * PurchaseBeanExtractor_e813240d
 */
public class PurchaseBeanExtractor_e813240d extends com.ibm.ws.ejbpersistence.dataaccess.AbstractEJBExtractor {
	/**
	 * PurchaseBeanExtractor_e813240d
	 */
	public PurchaseBeanExtractor_e813240d() {
		int[] pkCols={1};
		setPrimaryKeyColumns(pkCols);

		int[] dataCols={1,2,3,4};
		setDataColumns(dataCols);
	}
	/**
	 * extractData
	 */
	public com.ibm.ws.ejbpersistence.cache.DataCacheEntry extractData(com.ibm.ws.ejbpersistence.dataaccess.RawBeanData dataRow) throws com.ibm.ws.ejbpersistence.utilpm.ErrorProcessingResultCollectionRow, com.ibm.ws.ejbpersistence.utilpm.PersistenceManagerInternalError {
		int[] dataColumns = getDataColumns();

		salesdb.websphere_deploy.DB2UDBNT_V8_1.PurchaseBeanCacheEntryImpl_e813240d entry=
			new salesdb.websphere_deploy.DB2UDBNT_V8_1.PurchaseBeanCacheEntryImpl_e813240d();

		entry.setDataForPURCHASEID(dataRow.getLong(dataColumns[0]), dataRow.wasNull());
		entry.setDataForTIMESTMP(dataRow.getString(dataColumns[1]));
		entry.setDataForITEMID(dataRow.getLong(dataColumns[2]), dataRow.wasNull());
		entry.setDataForLOCATIONID(dataRow.getString(dataColumns[3]));

		return entry;
	}
	/**
	 * extractPrimaryKey
	 */
	public Object extractPrimaryKey(com.ibm.ws.ejbpersistence.dataaccess.RawBeanData dataRow) throws com.ibm.ws.ejbpersistence.utilpm.ErrorProcessingResultCollectionRow, com.ibm.ws.ejbpersistence.utilpm.PersistenceManagerInternalError {
		int[] primaryKeyColumns = getPrimaryKeyColumns();

		salesdb.PurchaseKey key=
			new salesdb.PurchaseKey();

		key.purchaseid=new Long(dataRow.getLong(primaryKeyColumns[0]));

		return key;
	}
	/**
	 * getHomeName
	 */
	public String getHomeName() {
		return "Purchase";
	}
	/**
	 * getChunkLength
	 */
	public int getChunkLength() {
		return 4;
	}
}