Package org.apache.jdo.model.jdo

Examples of org.apache.jdo.model.jdo.JDOClass

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    private JDOClass getJDOClass(String classPath)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final String className = classPath.replace('/', '.');
        final JDOClass clazz = jdoModel.getJDOClass(className);
        return clazz;
    }
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    private JDOField getJDOField(String classPath,
                                 String fieldName)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final JDOClass clazz = getJDOClass(classPath);
        if (clazz == null) {
            return null;
        }
        final JDOField field = clazz.getDeclaredField(fieldName);
        affirm(field == null || field.getDeclaringClass() == clazz,
               "field not declared in class: " + classPath + "." + fieldName);
        return field;
    }
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        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {       
        affirm(classPath);
        affirm(fieldName);
        try {
            final JDOClass clazz = getJDOClass(classPath);
            JavaType javaClass = clazz.getJavaType();
            affirm(javaClass != null,
                   "cannot find class file for class: " + classPath);
            JavaField javaField = javaClass.getJavaField(fieldName);
            affirm(javaField != null,
                   "cannot find java field " + classPath + "." + fieldName);
            JavaType fieldType = javaField.getType();
            JDOField field = clazz.getField(fieldName);
            // if field not known by JDOClass (not specified in JDO XML),
            // create the field only if the model's method of default
            // calculation would yield a persistent field.  We must not
            // change the models state by newly created fields with
            // a persistence-modifier "none", because this would lead to
            // in a different annotation by isKnownNonManagedField().
            if (field == null
                && TypeSupport.isPersistenceFieldType(fieldType)) {
                field = clazz.createJDOField(fieldName);
                affirm(field != null,
                       "cannot create JDO field: "
                       + classPath + "." + fieldName);
            }
            field.setJavaField(javaField);
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     * Tests whether a class is known to be persistence-capable.
     */
    public boolean isPersistenceCapableClass(String classPath)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final JDOClass clazz = getJDOClass(classPath);
        return (clazz != null);
    }
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     * Returns the name of the persistence-capable superclass of a class.
     */
    public String getPersistenceCapableSuperClass(String classPath)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final JDOClass clazz = getJDOClass(classPath);
        if (clazz == null) {
            return null;
        }
        final String name = clazz.getPersistenceCapableSuperclassName();
        return (name != null ? name.replace('.', '/') : null);
    }
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     * Returns the name of the key class of a persistence-capable class.
     */
    public String getKeyClass(String classPath)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final JDOClass clazz = getJDOClass(classPath);
        if (clazz == null) {
            return null;
        }
        final String name = clazz.getDeclaredObjectIdClassName();
        return (name != null ? name.replace('.', '/') : null);
    }
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     * transactional fields of a class.
     */
    public String[] getManagedFields(String classPath)
        throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError
    {
        final JDOClass clazz = getJDOClass(classPath);
        if (clazz == null) {
            return new String[]{};
        }

        final JDOField[] fields = clazz.getDeclaredManagedFields();
        if (fields == null) {
            return new String[]{};
        }
        affirm(fields.length == clazz.getDeclaredManagedFieldCount());
       
        final int n = fields.length;
        final String[] names = new String[n];
        for (int i = 0; i < n; i++) {
            affirm(fields[i] != null);
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    {
        affirm(classPath);
        affirm(fieldName);
        affirm(fieldSig);
        try {
            final JDOClass clazz = getJDOClass(classPath);
            if (clazz == null) {
                // class not known to be persistence-capable
                return true;
            }
           
            // check whether field is managed only if field's
            // persistence-modifier is known by the JDO model
            final JDOField field = clazz.getField(fieldName);
            if (field != null && (field.getPersistenceModifier()
                                  != PersistenceModifier.UNSPECIFIED)) {
                // only field's persistence-modifier known by model
                return !field.isManaged();
            }
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    public synchronized JDOClass getJDOClassForShortName(String shortName) {
        if (StringHelper.isEmpty(shortName))
            return null;

        // First check the cache
        JDOClass jdoClass =
            (JDOClass)jdoClassesForShortNames.get(shortName);
        if (jdoClass == null) {
            // not found in the cache => call super
            jdoClass = super.getJDOClassForShortName(shortName);
            if (jdoClass != null) {
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        if (objectIdClass == null)
            return null;

        synchronized (jdoClassesForObjectIdClasses) {
            // First check the cache
            JDOClass jdoClass =
                (JDOClass)jdoClassesForObjectIdClasses.get(objectIdClass);
            if (jdoClass == null) {
                // not found in the cache => call super
                jdoClass = super.getJDOClassForObjectIdClass(objectIdClass);
                if (jdoClass != null) {
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  • org.apache.jdo.impl.enhancer.meta.model.EnhancerMetaDataJDOModelImpl
  • org.apache.jdo.impl.model.java.reflection.ReflectionJavaType
  • org.apache.jdo.impl.model.jdo.caching.JDOModelImplCaching
  • org.apache.jdo.impl.model.jdo.JDOClassImplDynamic
  • org.apache.jdo.impl.model.jdo.JDOCollectionImplDynamic
  • org.apache.jdo.impl.model.jdo.JDOMapImplDynamic
  • org.apache.jdo.impl.model.jdo.JDOModelImplDynamic
  • org.apache.jdo.impl.model.jdo.JDORelationshipImpl
  • org.apache.jdo.impl.model.jdo.xml.JDOHandlerImpl
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