org.nuxeo.ecm.core.storage

Class BaseDocument<T extends StateAccessor>

java.lang.Object

org.nuxeo.ecm.core.storage.BaseDocument<T>

All Implemented Interfaces:

Document

Direct Known Subclasses:

DBSDocument, SQLDocumentLive

public abstract class BaseDocument<T extends StateAccessor>
extends Object
implements Document

Base implementation for a Document.

Knows how to read and write values. It is generic in terms of a base State class from which one can read and write values.

Since:

7.3

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	BaseDocument.BlobWriteContext<T extends StateAccessor>
protected static class	BaseDocument.BlobWriteInfo<T extends StateAccessor>
protected class	BaseDocument.StateBlobAccessor
protected class	BaseDocument.Visit

Nested classes/interfaces inherited from interface org.nuxeo.ecm.core.model.Document

Document.BlobAccessor, Document.WriteContext

Field Summary

Fields

Modifier and Type	Field and Description
static String	BLOB_DATA
static String	BLOB_DIGEST
static String	BLOB_ENCODING
static String	BLOB_LENGTH
static String	BLOB_MIME_TYPE
static String	BLOB_NAME
static String	DC_ISSUED
static String	DC_MODIFIED
static String	DC_PREFIX
static String[]	EMPTY_STRING_ARRAY
static String	FULLTEXT_BINARYTEXT_PROP
static String	FULLTEXT_JOBID_PROP
static String	FULLTEXT_SIMPLETEXT_PROP
static String	LOCK_CREATED_PROP
static String	LOCK_OWNER_PROP
static String	MISC_LIFECYCLE_STATE_PROP
protected static Runnable	NO_DIRTY
protected static Pattern	NON_CANONICAL_INDEX
static String	RELATED_TEXT
static String	RELATED_TEXT_ID
static String	RELATED_TEXT_RESOURCES
static String	TOKEN_SEP
static Set<String>	VERSION_WRITABLE_PROPS

Constructor Summary

Constructors

Constructor and Description
BaseDocument()

Method Summary

Modifier and Type	Method and Description
static String	buildUserVisibleChangeToken(Long sysChangeToken, Long changeToken) Builds the user-visible change token from low-level change token and system change token information.
protected static String	canonicalXPath(String xpath) Canonicalizes a Nuxeo xpath.
protected boolean	checkReadOnlyIgnoredWrite(Property property, T state) Checks for ignored writes.
protected static void	clearDirtyFlags(Property property)
protected BlobInfo	getBlobInfo(T state)
protected abstract T	getChild(T state, String name, Type type) Gets a child state.
protected abstract List<T>	getChildAsList(T state, String name) Gets a child state which is a list.
protected abstract T	getChildForWrite(T state, String name, Type type) Gets a child state into which we will want to write data.
protected abstract Lock	getDocumentLock() Gets the lock from this recently created and unsaved document.
protected String	getLegacyChangeToken(Calendar modified) Gets the legacy change token for the given timestamp.
Lock	getLock() Gets the lock if one set on this document.
protected abstract List<Schema>	getProxySchemas() Gets the list of proxy schemas, if this is a proxy.
protected Schema	getTopLevelSchema(Property property) Gets the Schema at the top-level of the type hierarchy for this Property.
protected Blob	getValueBlob(T state)
protected Object	getValueComplex(T state, ComplexType complexType)
protected Object	getValueField(T state, Field field)
protected Object	getValueObject(T state, String xpath) Gets a value (may be complex/list) from the document at the given xpath.
Document.WriteContext	getWriteContext() Gets a write context for the current document.
protected abstract String	internalName(String name) Finds the internal name to use to refer to this property.
protected static boolean	isVersionWritableProperty(String name)
protected void	readComplexProperty(T state, ComplexProperty complexProperty) Reads state into a complex property.
protected Map<String,Serializable>	readPrefetch(T state, ComplexType complexType, Set<String> xpaths) Reads prefetched values.
protected void	readPrefetch(T state, ComplexType complexType, String xpathGeneric, String xpath, Set<String> prefixes, Map<String,Serializable> prefetch)
protected void	readPrefetchField(T state, Field field, String xpathGeneric, String xpath, Set<String> prefixes, Map<String,Serializable> prefetch)
protected abstract Lock	removeDocumentLock(String owner) Removes a lock from this recently created and unsaved document.
Lock	removeLock(String owner) Removes a lock from this document.
protected void	setBlobInfo(T state, BlobInfo blobInfo)
protected abstract Lock	setDocumentLock(Lock lock) Sets a lock on this recently created and unsaved document.
Lock	setLock(Lock lock) Sets a lock on this document.
protected void	setValueBlob(T state, Blob blob, String xpath)
protected void	setValueComplex(T state, Field field, String xpath, Object value)
protected void	setValueField(T state, Field field, String xpath, Object value)
protected void	setValueObject(T state, String xpath, Object value) Sets a value (may be complex/list) into the document at the given xpath.
protected static Object[]	typedArray(Type type, Object[] array) Copies the array with an appropriate class depending on the type.
static Long	updateChangeToken(Long changeToken) Updates a change token to its new value.
protected abstract void	updateList(T state, String name, Field field, String xpath, List<Object> values) Update a list.
protected abstract List<T>	updateList(T state, String name, Property property) Update a list.
protected boolean	validateLegacyChangeToken(Calendar modified, String userVisibleChangeToken) Validates that the passed user-visible change token is compatible with the current legacy change token.
static boolean	validateUserVisibleChangeToken(Long sysChangeToken, Long changeToken, String userVisibleChangeToken) Validates that the passed user-visible change token is compatible with the current change token.
protected void	visitBlobs(T state, Consumer<Document.BlobAccessor> blobVisitor, Runnable markDirty) Visits all the blobs of this document and calls the passed blob visitor on each one.
protected boolean	writeComplexProperty(T state, ComplexProperty complexProperty, Document.WriteContext writeContext) Writes state from a complex property.
protected boolean	writeComplexProperty(T state, ComplexProperty complexProperty, String xpath, boolean writeAll, Document.WriteContext wc) Writes state from a complex property.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.nuxeo.ecm.core.model.Document

addChild, addFacet, checkIn, checkOut, followTransition, getAllFacets, getAllowedStateTransitions, getBaseVersion, getChangeToken, getCheckinComment, getChild, getChildren, getChildrenIds, getFacets, getLastVersion, getLifeCyclePolicy, getLifeCycleState, getName, getParent, getPath, getPos, getPropertyValue, getRepositoryName, getSession, getSourceDocument, getSystemProp, getTargetDocument, getType, getUUID, getValue, getVersion, getVersionCreationDate, getVersionLabel, getVersions, getVersionSeriesId, getVersionsIds, getWorkingCopy, hasChild, hasChildren, hasFacet, isCheckedOut, isFolder, isLatestMajorVersion, isLatestVersion, isMajorVersion, isProxy, isReadOnly, isRetentionActive, isVersion, isVersionSeriesCheckedOut, markUserChange, orderBefore, readDocumentPart, readPrefetch, remove, removeFacet, restore, setCurrentLifeCycleState, setLifeCyclePolicy, setPropertyValue, setReadOnly, setRetentionActive, setSystemProp, setTargetDocument, setValue, validateUserVisibleChangeToken, visitBlobs, writeDocumentPart

Field Detail

EMPTY_STRING_ARRAY

public static final String[] EMPTY_STRING_ARRAY

BLOB_NAME

public static final String BLOB_NAME

See Also:

Constant Field Values

BLOB_MIME_TYPE

public static final String BLOB_MIME_TYPE

See Also:

Constant Field Values

BLOB_ENCODING

public static final String BLOB_ENCODING

See Also:

Constant Field Values

BLOB_DIGEST

public static final String BLOB_DIGEST

See Also:

Constant Field Values

BLOB_LENGTH

public static final String BLOB_LENGTH

See Also:

Constant Field Values

BLOB_DATA

public static final String BLOB_DATA

See Also:

Constant Field Values

DC_PREFIX

public static final String DC_PREFIX

See Also:

Constant Field Values

DC_ISSUED

public static final String DC_ISSUED

See Also:

Constant Field Values

DC_MODIFIED

public static final String DC_MODIFIED

See Also:

Constant Field Values

RELATED_TEXT_RESOURCES

public static final String RELATED_TEXT_RESOURCES

See Also:

Constant Field Values

RELATED_TEXT_ID

public static final String RELATED_TEXT_ID

See Also:

Constant Field Values

RELATED_TEXT

public static final String RELATED_TEXT

See Also:

Constant Field Values

FULLTEXT_JOBID_PROP

public static final String FULLTEXT_JOBID_PROP

See Also:

Constant Field Values

FULLTEXT_SIMPLETEXT_PROP

public static final String FULLTEXT_SIMPLETEXT_PROP

See Also:

Constant Field Values

FULLTEXT_BINARYTEXT_PROP

public static final String FULLTEXT_BINARYTEXT_PROP

See Also:

Constant Field Values

MISC_LIFECYCLE_STATE_PROP

public static final String MISC_LIFECYCLE_STATE_PROP

See Also:

Constant Field Values

LOCK_OWNER_PROP

public static final String LOCK_OWNER_PROP

See Also:

Constant Field Values

LOCK_CREATED_PROP

public static final String LOCK_CREATED_PROP

See Also:

Constant Field Values

VERSION_WRITABLE_PROPS

public static final Set<String> VERSION_WRITABLE_PROPS

NON_CANONICAL_INDEX

protected static final Pattern NON_CANONICAL_INDEX

NO_DIRTY

protected static final Runnable NO_DIRTY

TOKEN_SEP

public static final String TOKEN_SEP

See Also:

Constant Field Values

Constructor Detail

BaseDocument

public BaseDocument()

Method Detail

getProxySchemas

protected abstract List<Schema> getProxySchemas()

Gets the list of proxy schemas, if this is a proxy.

Returns:

the proxy schemas, or null

getChild

protected abstract T getChild(T state,
                              String name,
                              Type type)
                       throws PropertyException

Gets a child state.

Parameters:

state - the parent state

name - the child name

type - the child's type

Returns:

the child state, or null if it doesn't exist

Throws:

PropertyException

getChildForWrite

protected abstract T getChildForWrite(T state,
                                      String name,
                                      Type type)
                               throws PropertyException

Gets a child state into which we will want to write data.

Creates it if needed.

Parameters:

state - the parent state

name - the child name

type - the child's type

Returns:

the child state, never null

Throws:

PropertyException

Since:

7.4

getChildAsList

protected abstract List<T> getChildAsList(T state,
                                          String name)
                                   throws PropertyException

Gets a child state which is a list.

Parameters:

state - the parent state

name - the child name

Returns:

the child state, never null

Throws:

PropertyException

updateList

protected abstract void updateList(T state,
                                   String name,
                                   Field field,
                                   String xpath,
                                   List<Object> values)
                            throws PropertyException

Update a list.

Parameters:

state - the parent state

name - the child name

field - the list element type

xpath - the xpath of this list

values - the values

Throws:

PropertyException

updateList

protected abstract List<T> updateList(T state,
                                      String name,
                                      Property property)
                               throws PropertyException

Update a list.

Parameters:

state - the parent state

name - the child name

property - the property

Returns:

the list of states to write

Throws:

PropertyException

internalName

protected abstract String internalName(String name)

Finds the internal name to use to refer to this property.

canonicalXPath

protected static String canonicalXPath(String xpath)

Canonicalizes a Nuxeo xpath.

Replaces a/foo[123]/b with a/123/b

Parameters:

xpath - the xpath

Returns:

the canonicalized xpath.

typedArray

protected static Object[] typedArray(Type type,
                                     Object[] array)

Copies the array with an appropriate class depending on the type.

isVersionWritableProperty

protected static boolean isVersionWritableProperty(String name)

clearDirtyFlags

protected static void clearDirtyFlags(Property property)

checkReadOnlyIgnoredWrite

protected boolean checkReadOnlyIgnoredWrite(Property property,
                                            T state)
                                     throws PropertyException

Checks for ignored writes. May throw.

Throws:

PropertyException

getTopLevelSchema

protected Schema getTopLevelSchema(Property property)

Gets the Schema at the top-level of the type hierarchy for this Property.

Since:

9.3

getBlobInfo

protected BlobInfo getBlobInfo(T state)
                        throws PropertyException

Throws:

PropertyException

setBlobInfo

protected void setBlobInfo(T state,
                           BlobInfo blobInfo)
                    throws PropertyException

Throws:

PropertyException

getValueObject

protected Object getValueObject(T state,
                                String xpath)
                         throws PropertyException

Gets a value (may be complex/list) from the document at the given xpath.

Throws:

PropertyException

getValueField

protected Object getValueField(T state,
                               Field field)
                        throws PropertyException

Throws:

PropertyException

getValueComplex

protected Object getValueComplex(T state,
                                 ComplexType complexType)
                          throws PropertyException

Throws:

PropertyException

getValueBlob

protected Blob getValueBlob(T state)
                     throws PropertyException

Throws:

PropertyException

setValueObject

protected void setValueObject(T state,
                              String xpath,
                              Object value)
                       throws PropertyException

Sets a value (may be complex/list) into the document at the given xpath.

Throws:

PropertyException

setValueField

protected void setValueField(T state,
                             Field field,
                             String xpath,
                             Object value)
                      throws PropertyException

Throws:

PropertyException

setValueComplex

protected void setValueComplex(T state,
                               Field field,
                               String xpath,
                               Object value)
                        throws PropertyException

Throws:

PropertyException

setValueBlob

protected void setValueBlob(T state,
                            Blob blob,
                            String xpath)
                     throws PropertyException

Throws:

PropertyException

readComplexProperty

protected void readComplexProperty(T state,
                                   ComplexProperty complexProperty)
                            throws PropertyException

Reads state into a complex property.

Throws:

PropertyException

getWriteContext

public Document.WriteContext getWriteContext()

Description copied from interface: Document

Gets a write context for the current document.

Specified by:

getWriteContext in interface Document

writeComplexProperty

protected boolean writeComplexProperty(T state,
                                       ComplexProperty complexProperty,
                                       Document.WriteContext writeContext)
                                throws PropertyException

Writes state from a complex property.

Returns:

true if something changed

Throws:

PropertyException

writeComplexProperty

protected boolean writeComplexProperty(T state,
                                       ComplexProperty complexProperty,
                                       String xpath,
                                       boolean writeAll,
                                       Document.WriteContext wc)
                                throws PropertyException

Writes state from a complex property.

Writes only properties that are dirty, unless writeAll is true in which case everything is written.

Returns:

true if something changed

Throws:

PropertyException

readPrefetch

protected Map<String,Serializable> readPrefetch(T state,
                                                ComplexType complexType,
                                                Set<String> xpaths)
                                         throws PropertyException

Reads prefetched values.

Throws:

PropertyException

readPrefetch

protected void readPrefetch(T state,
                            ComplexType complexType,
                            String xpathGeneric,
                            String xpath,
                            Set<String> prefixes,
                            Map<String,Serializable> prefetch)
                     throws PropertyException

Throws:

PropertyException

readPrefetchField

protected void readPrefetchField(T state,
                                 Field field,
                                 String xpathGeneric,
                                 String xpath,
                                 Set<String> prefixes,
                                 Map<String,Serializable> prefetch)

visitBlobs

protected void visitBlobs(T state,
                          Consumer<Document.BlobAccessor> blobVisitor,
                          Runnable markDirty)
                   throws PropertyException

Visits all the blobs of this document and calls the passed blob visitor on each one.

Throws:

PropertyException

getLock

public Lock getLock()

Description copied from interface: Document

Gets the lock if one set on this document.

Specified by:

getLock in interface Document

Returns:

the lock, or null if no lock is set

setLock

public Lock setLock(Lock lock)

Description copied from interface: Document

Sets a lock on this document.

Specified by:

setLock in interface Document

Parameters:

lock - the lock to set

Returns:

null if locking succeeded, or the existing lock if locking failed

removeLock

public Lock removeLock(String owner)

Description copied from interface: Document

Removes a lock from this document.

Specified by:

removeLock in interface Document

Returns:

null if there was no lock or if removal succeeded, or a lock if it blocks removal due to owner mismatch

getDocumentLock

protected abstract Lock getDocumentLock()

Gets the lock from this recently created and unsaved document.

Returns:

the lock, or null if no lock is set

Since:

7.4

setDocumentLock

protected abstract Lock setDocumentLock(Lock lock)

Sets a lock on this recently created and unsaved document.

Parameters:

lock - the lock to set

Returns:

null if locking succeeded, or the existing lock if locking failed

Since:

7.4

removeDocumentLock

protected abstract Lock removeDocumentLock(String owner)

Removes a lock from this recently created and unsaved document.

Parameters:

the - owner to check, or null for no check

Returns:

null if there was no lock or if removal succeeded, or a lock if it blocks removal due to owner mismatch

Since:

7.4

buildUserVisibleChangeToken

public static String buildUserVisibleChangeToken(Long sysChangeToken,
                                                 Long changeToken)

Builds the user-visible change token from low-level change token and system change token information.

Parameters:

sysChangeToken - the system change token

changeToken - the change token

Returns:

the user-visible change token

Since:

9.2

validateUserVisibleChangeToken

public static boolean validateUserVisibleChangeToken(Long sysChangeToken,
                                                     Long changeToken,
                                                     String userVisibleChangeToken)

Validates that the passed user-visible change token is compatible with the current change token.

Parameters:

sysChangeToken - the system change token

changeToken - the change token

userVisibleChangeToken - the user-visible change token

Returns:

false if the change token is not valid

Since:

9.2

validateLegacyChangeToken

protected boolean validateLegacyChangeToken(Calendar modified,
                                            String userVisibleChangeToken)

Validates that the passed user-visible change token is compatible with the current legacy change token.

Parameters:

modified - the dc:modified timestamp

userVisibleChangeToken - the user-visible change token

Returns:

false if the change token is not valid

Since:

9.2

getLegacyChangeToken

protected String getLegacyChangeToken(Calendar modified)

Gets the legacy change token for the given timestamp.

Parameters:

modified - the dc:modified timestamp

Returns:

the legacy change token

Since:

9.2

updateChangeToken

public static Long updateChangeToken(Long changeToken)

Updates a change token to its new value.

Parameters:

changeToken - the change token (not null)

Returns:

the updated change token

Since:

9.2