Files
alfresco-community-repo/source/java/org/alfresco/repo/avm/hibernate/AVM.hbm.xml
Britt Park c55d48a3e7 Smarten up deployment to filesystem.
- Deploying to a filesystem implicitly snapshots the source store. 
  This allows shortcutting the tree comparison for directories, because
  guids on directories act as a deep modification indicator if deployments 
  are always from snapshots.  Doh!
- I'll do this for alfresco -> alfresco deployment too.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5635 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2007-05-07 17:52:04 +00:00

295 lines
13 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" >
<hibernate-mapping package="org.alfresco.repo.avm">
<typedef class="org.alfresco.repo.domain.hibernate.QNameUserType" name="QName"/>
<!-- AVMNodeBean is the abstract base for filesystem like objects.
We're using the one table per class hierarchy strategy to implement
polymorphism. -->
<class table="avm_nodes" abstract="true"
name="AVMNodeImpl"
proxy="AVMNode"
optimistic-lock="version"
lazy="true">
<cache usage="read-write"/>
<!-- The id is set programmatically using an Issuer. See below. -->
<id name="id"
column="id"
type="long"/>
<!-- I suppose this would be more efficient to encode type by an int.
We'll see if using a string makes a difference. -->
<discriminator column="class_type"
type="string"
length="20"/>
<!-- We're using hibernate's own versioning scheme for concurrency control.
I don't know how well that will play with a full Spring-JTA stack. -->
<version column="vers"
name="vers"
type="long"/>
<!-- This should really be not null, but I haven't figured out
the right way to build the relation so that nullability constraints
won't cause violations in the db during saves. -->
<property name="versionID" type="int" column="version_id"
not-null="true"/>
<property name="guid" type="string" length="36" column="guid"/>
<component name="basicAttributes" class="BasicAttributesImpl">
<property name="creator" type="string" not-null="true"/>
<property name="owner" type="string" not-null="true"/>
<property name="lastModifier" type="string" not-null="true"/>
<property name="createDate" type="long" not-null="true"/>
<property name="modDate" type="long" not-null="true"/>
<property name="accessDate" type="long" not-null="true"/>
</component>
<property name="isRoot" column="is_root" type="boolean"/>
<many-to-one name="storeNew" class="AVMStoreImpl" column="store_new_id" foreign-key="fk_avm_n_store"/>
<!-- ACL -->
<many-to-one name="acl" column="acl_id" foreign-key="fk_avm_n_acl"
class="org.alfresco.repo.domain.hibernate.DbAccessControlListImpl"/>
<!-- Deleted nodes -->
<subclass name="DeletedNodeImpl"
proxy="DeletedNode"
lazy="true"
discriminator-value="deletednode">
<property name="deletedType" type="int"/>
</subclass>
<!-- Directories, two flavors. -->
<subclass name="DirectoryNodeImpl"
proxy="DirectoryNode"
abstract="true"
lazy="true">
<!-- A Layered Directory is our smart symlink thingy. -->
<subclass name="LayeredDirectoryNodeImpl"
proxy="LayeredDirectoryNode"
discriminator-value="layereddirectory" lazy="true">
<!-- The layer id is an implementation trick to disambiguate
exactly what layer is being refered to in various circumstances. -->
<property name="layerID" column="layer_id" type="long"/>
<!-- The is the moral equivalent of the value of a symlink. -->
<property name="indirection" column="indirection"
type="string" length="511" />
<property name="indirectionVersion" type="int" column="indirection_version"/>
<!-- This marks a layered directory as either knowing itself what
it points at (true) or inheriting what it points at from its
container (false). -->
<property name="primaryIndirection"
column="primary_indirection" type="boolean"/>
<property name="opacity" column="opacity" type="boolean"/>
<!-- Map of names to DirectoryEntries. -->
</subclass>
<!-- Just plain directories. -->
<subclass name="PlainDirectoryNodeImpl"
discriminator-value="plaindirectory" proxy="PlainDirectoryNode" lazy="true">
</subclass>
</subclass>
<!-- There are two kinds of files, plain and symlinky. -->
<subclass name="FileNodeImpl"
proxy="FileNode"
abstract="true"
lazy="false">
<!-- Plain files just have a reference to a Content object. -->
<subclass discriminator-value="plainfile"
name="PlainFileNodeImpl" proxy="PlainFileNode" lazy="true">
<property name="contentURL" column="content_url" type="string" length="128"/>
<property name="mimeType" column="mime_type" type="string" length="64"/>
<property name="encoding" column="encoding" type="string" length="16"/>
<property name="length" column="length" type="long"/>
</subclass>
<!-- Layered files are almost exactly copy on write symlinks. -->
<subclass name="LayeredFileNodeImpl"
discriminator-value="layeredfile" proxy="LayeredFileNode" lazy="true">
<property name="indirection" type="string" length="511"
column="indirection" />
<property name="indirectionVersion" type="int" column="indirection_version"/>
</subclass>
</subclass>
</class>
<!-- A store is the what we used to call a virtual repository. -->
<class table="avm_stores" name="AVMStoreImpl"
proxy="AVMStore" optimistic-lock="version">
<cache usage="read-write"/>
<id name="id" column="id" type="long">
<generator class="native"/>
</id>
<version name="vers" column="vers" type="long"/>
<property name="name" column="name" type="string" unique="true"/>
<property type="int" name="nextVersionID"
column="next_version_id" not-null="true"/>
<!-- Every AVMStore has a root directory that is the current root directory. -->
<many-to-one name="root" class="DirectoryNodeImpl"
column="current_root_id" cascade="save-update" foreign-key="fk_avm_s_root">
</many-to-one>
</class>
<class name="VersionRootImpl" proxy="VersionRoot" table="avm_version_roots">
<!-- <cache usage="read-write"/> -->
<id column="id" type="long">
<generator class="native"></generator>
</id>
<natural-id>
<property name="versionID" type="int" not-null="true"
column="version_id" index="idx_avm_vr_version">
</property>
<many-to-one name="avmStore" column="avm_store_id"
class="AVMStoreImpl" not-null="true" foreign-key="fk_avm_vr_store">
</many-to-one>
</natural-id>
<property name="createDate" type="long" not-null="true" column="create_date">
</property>
<property name="creator" type="string" column="creator"
not-null="true">
</property>
<many-to-one name="root" class="DirectoryNodeImpl"
column="root_id" not-null="true" foreign-key="fk_avm_vr_root">
</many-to-one>
<property name="tag" type="string" length="255" column="tag"/>
<property name="description" type="string" length="4000" column="description"/>
</class>
<class name="ChildEntryImpl" proxy="ChildEntry" table="avm_child_entries">
<cache usage="read-write"/>
<composite-id name="key" class="ChildKey">
<key-many-to-one name="parent" column="parent_id" class="DirectoryNodeImpl" foreign-key="fk_avm_ce_parent"/>
<key-property name="name" column="name" type="string" length="160"/>
</composite-id>
<many-to-one name="child" column="child_id" class="AVMNodeImpl" not-null="true" foreign-key="fk_avm_ce_child"/>
</class>
<class name="HistoryLinkImpl" proxy="HistoryLink" table="avm_history_links">
<composite-id>
<key-many-to-one name="ancestor" class="AVMNodeImpl" column="ancestor" foreign-key="fk_avm_hl_ancestor"/>
<key-many-to-one name="descendent" class="AVMNodeImpl" column="descendent" foreign-key="fk_avm_hl_desc"/>
</composite-id>
</class>
<class name="MergeLinkImpl" proxy="MergeLink" table="avm_merge_links">
<composite-id>
<key-many-to-one name="mfrom" class="AVMNodeImpl" column="mfrom" foreign-key="fk_avm_ml_from"/>
<key-many-to-one name="mto" class="AVMNodeImpl" column="mto" foreign-key="fk_avm_ml_to"/>
</composite-id>
</class>
<class name="AVMNodePropertyImpl" proxy="AVMNodeProperty" table="avm_node_properties">
<id name="id" column="id" type="long">
<generator class="native"/>
</id>
<many-to-one name="node" class="AVMNodeImpl" column="node_id" foreign-key="fk_avm_np_node"/>
<property name="name" column="qname" type="QName" length="200" index="idx_avm_np_name"/>
<component class="org.alfresco.repo.domain.PropertyValue" name="value">
<property name="actualType" column="actual_type" type="string" length="15" not-null="true" />
<property name="multiValued" column="multi_valued" type="boolean" not-null="true" />
<property name="persistedType" column="persisted_type" type="string" length="15" not-null="true" />
<property name="booleanValue" column="boolean_value" type="boolean" />
<property name="longValue" column="long_value" type="long" />
<property name="floatValue" column="float_value" type="float" />
<property name="doubleValue" column="double_value" type="double" />
<property name="stringValue" column="string_value" type="string" length="1024"/>
<property name="serializableValue" column="serializable_value" type="serializable" length="16384"/>
</component>
</class>
<class name="AVMStorePropertyImpl" proxy="AVMStoreProperty" table="avm_store_properties">
<id name="id" column="id" type="long">
<generator class="native"/>
</id>
<many-to-one name="store" class="AVMStoreImpl" column="avm_store_id" foreign-key="fk_avm_sp_store"/>
<property name="name" column="qname" type="QName" length="200" index="idx_avm_sp_name"/>
<component class="org.alfresco.repo.domain.PropertyValue" name="value">
<property name="actualType" column="actual_type" type="string" length="15" not-null="true" />
<property name="multiValued" column="multi_valued" type="boolean" not-null="true" />
<property name="persistedType" column="persisted_type" type="string" length="15" not-null="true" />
<property name="booleanValue" column="boolean_value" type="boolean" />
<property name="longValue" column="long_value" type="long" />
<property name="floatValue" column="float_value" type="float" />
<property name="doubleValue" column="double_value" type="double" />
<property name="stringValue" column="string_value" type="string" length="1024"/>
<property name="serializableValue" column="serializable_value" type="serializable" length="16384"/>
</component>
</class>
<!-- Aspect name table for AVM Nodes. -->
<class name="AVMAspectNameImpl" proxy="AVMAspectName" table="avm_aspects">
<id name="id" column="id" type="long">
<generator class="native"/>
</id>
<many-to-one name="node" class="AVMNodeImpl" column="node_id" foreign-key="fk_avm_asp_node"/>
<property name="name" column="qname" type="QName" length="200"/>
</class>
<!-- When a snapshot is created we stow away all of the layered
nodes that were frozen by the snapshot so that subsequent
snapshots can find them and force copies. -->
<class name="VersionLayeredNodeEntryImpl" proxy="VersionLayeredNodeEntry"
table="avm_version_layered_node_entries">
<composite-id>
<key-many-to-one name="version" class="VersionRootImpl" column="version_root_id"/>
<key-property name="md5Sum" type="string" length="32" column="md5sum"/>
</composite-id>
<property name="path" type="string" length="512" column="path"/>
</class>
<query name="ChildEntry.DeleteByParent">
<![CDATA[
delete ChildEntryImpl ce
where ce.key.parent = :parent
]]>
</query>
<query name="AVMNode.GetNewInStore">
<![CDATA[
from AVMNodeImpl an
where an.storeNew = :store
]]>
</query>
<query name="AVMNode.GetDescendents">
<![CDATA[
select hl.descendent
from HistoryLinkImpl hl
where hl.ancestor = :node
]]>
</query>
<query name="HistoryLink.ByAncestor">
<![CDATA[
from HistoryLinkImpl hl
where hl.ancestor = :node
]]>
</query>
<query name="AVMNode.GetMergedTo">
<![CDATA[
select ml.mto
from MergeLinkImpl ml
where ml.mfrom = :merged
]]>
</query>
<query name="MergeLink.ByFrom">
<![CDATA[
from MergeLinkImpl ml
where ml.mfrom = :merged
]]>
</query>
<query name="VersionRoot.GetVersionRoot">
<![CDATA[
select v.root
from VersionRootImpl v
where
v.avmStore = :store and v.versionID = :version
]]>
</query>
<query name="VersionRoot.VersionByID">
<![CDATA[
from VersionRootImpl v
where
v.avmStore = :store and v.versionID = :version
]]>
</query>
<query name="FindOrphans">
<![CDATA[
from AVMNodeImpl an
where
an not in ( select ce.child
from ChildEntryImpl ce )
and an.isRoot = false
]]>
</query>
<query name="PlainFileNode.GetContentUrls">
<![CDATA[
select
pfn.contentURL
from
PlainFileNodeImpl pfn
where pfn.contentURL is not null
]]>
</query>
</hibernate-mapping>