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500Mb ObjectDb database opening issue

ObjectDB just read the database file header). To some extent it is affected by the number of persistent ... )! Updated also initial post with Log4J output! Harman Alexander Golyshkin The database file ... :\odb\files\anritsu\T1792 Slow Open.odb.pa3 1/23/2016 15:40:24.4024: INFO : (AppDataStoreManager
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getJarFileUrls()

for the jar files or exploded jar file directories that the persistence provider must examine for managed classes of the persistence unit. Each URL corresponds to a jar-file element in the persistence.xml file. A URL will either be a file: URL referring to a jar file or referring to a directory
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javax.persistence.spi.ClassTransformer

will get called to transform entity class files when they are loaded or redefined. The transformation ... redefined. The implementation of this method may transform the supplied class file and return a new replacement class file. Parameters: loader - the defining loader of the class to be transformed
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getMappingFileNames()

the list of the names of the mapping files that the persistence provider must load to determine the mappings for the entity classes. The mapping files must be in the standard XML mapping format, be uniquely named and be resource-loadable from the application classpath. Each mapping file name corresponds
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transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer)

the supplied class file and return a new replacement class file. Parameters: loader - the defining loader ... of the class being defined or redefined classfileBuffer - the input byte buffer in class file format - must not be modified Returns: a well-formed class file buffer (the result of the transform), or null
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getPersistenceUnitRootUrl()

for the jar file or directory that is the root of the persistence unit. (If the persistence unit ... will either be a file: URL referring to a jar file or referring to a directory that contains an exploded jar file, or some other URL from which an InputStream in jar format can be obtained. Returns: a URL referring to a jar file or directory Since: JPA 1.0
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Step 4: Add a Controller Class

replace the content of the new source file with the following code: package guest; import javax
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Step 3: Add a Context Listener Class

of the new source file with the following code: package guest; import javax.persistence.*; import
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Step 3: Define a Spring DAO Component

source file with the following code: package guest; import java.util.List; import javax
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Step 2: Define a JPA Entity Class

and paste to replace the new source file content with the following code: package guest; import java.io

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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