org.apache.openjpa.conf: public class: MetaDataRepositoryValue

org.apache.openjpa.conf
public class: MetaDataRepositoryValue [javadoc | source]

java.lang.Object
   org.apache.openjpa.lib.conf.Value
      org.apache.openjpa.lib.conf.ObjectValue
         org.apache.openjpa.lib.conf.PluginValue
            org.apache.openjpa.conf.MetaDataRepositoryValue

All Implemented Interfaces:
Cloneable

A PluginValue that interacts with the CacheMarshaller to cache the metadata repository between executions.

since: 1.1.0 -

Constructor:
public MetaDataRepositoryValue() { super(KEY, false); String[] aliases = new String[] { "default", MetaDataRepository.class.getName() }; setAliases(aliases); setDefault(aliases[0]); setString(aliases[0]); }

Constructor:

 public MetaDataRepositoryValue() {
      
        super(KEY, false);
        String[] aliases = new String[] {
            "default",
            MetaDataRepository.class.getName()
        };
        setAliases(aliases);
        setDefault(aliases[0]);
        setString(aliases[0]);
}

Method from org.apache.openjpa.conf.MetaDataRepositoryValue Summary:
instantiate

Methods from org.apache.openjpa.lib.conf.PluginValue:
getClassName, getInternalString, getProperties, getString, getValueType, instantiate, isSingleton, objectChanged, set, setClassName, setInternalString, setProperties, setString

Methods from org.apache.openjpa.lib.conf.ObjectValue:
get, getInternalString, getValueType, instantiate, instantiate, newInstance, objectChanged, set, set, setInternalObject, setInternalString

Methods from org.apache.openjpa.lib.conf.Value:
alias, alias, assertChangeable, clone, equals, getAliases, getDefault, getInstantiatingGetter, getInternalString, getListener, getLoadKey, getOriginalValue, getProperty, getScope, getString, getValueType, hashCode, isAliasListComprehensive, isDefault, isDynamic, setAlias, setAlias, setAliasListComprehensive, setAliases, setDefault, setDynamic, setInstantiatingGetter, setInternalObject, setInternalString, setListener, setLoadKey, setObject, setProperty, setScope, setString, unalias, unalias, valueChanged

Methods from org.apache.openjpa.lib.conf.Value:

alias, alias, assertChangeable, clone, equals, getAliases, getDefault, getInstantiatingGetter, getInternalString, getListener, getLoadKey, getOriginalValue, getProperty, getScope, getString, getValueType, hashCode, isAliasListComprehensive, isDefault, isDynamic, setAlias, setAlias, setAliasListComprehensive, setAliases, setDefault, setDynamic, setInstantiatingGetter, setInternalObject, setInternalString, setListener, setLoadKey, setObject, setProperty, setScope, setString, unalias, unalias, valueChanged

Methods from java.lang.Object:
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from org.apache.openjpa.conf.MetaDataRepositoryValue Detail:
public Object instantiate(Class type, Configuration c, boolean fatal) { MetaDataRepository repos = null; OpenJPAConfiguration conf = (OpenJPAConfiguration) c; Object[] os = (Object[]) CacheMarshallersValue.getMarshallerById( conf, MetaDataCacheMaintenance.class.getName()) .load(); if (os != null) { repos = (MetaDataRepository) os[0]; if (os[1] != null) // It's a bit odd that we do this in MetaDataRepositoryValue. // We need to serialize all the various bits of configuration // together; maybe we can move the caching logic somewhere // else? conf.getQueryCompilationCacheInstance().putAll((Map) os[1]); } if (repos == null) return super.instantiate(type, c, fatal); else return repos; }

Method from org.apache.openjpa.conf.MetaDataRepositoryValue Detail:

 public Object instantiate(Class type,
    Configuration c,
    boolean fatal) {
        MetaDataRepository repos = null;
        OpenJPAConfiguration conf = (OpenJPAConfiguration) c;
        Object[] os = (Object[]) CacheMarshallersValue.getMarshallerById(
            conf, MetaDataCacheMaintenance.class.getName())
            .load();
        if (os != null) {
            repos = (MetaDataRepository) os[0];
            if (os[1] != null)
                // It's a bit odd that we do this in MetaDataRepositoryValue.
                // We need to serialize all the various bits of configuration
                // together; maybe we can move the caching logic somewhere
                // else?
                conf.getQueryCompilationCacheInstance().putAll((Map) os[1]);
        }
        if (repos == null)
            return super.instantiate(type, c, fatal);
        else
            return repos;
}