OClassImpl (OrientDB 3.0.44 API)

java.lang.Object
- com.orientechnologies.orient.core.type.ODocumentWrapper
- - com.orientechnologies.orient.core.type.ODocumentWrapperNoClass
  - - com.orientechnologies.orient.core.metadata.schema.OClassImpl

All Implemented Interfaces:

OClass, Serializable, Comparable<OClass>

Direct Known Subclasses:

OClassEmbedded, OClassRemote
```
public abstract class OClassImpl
extends ODocumentWrapperNoClass
implements OClass
```
Schema Class implementation.

Author:

Luca Garulli (l.garulli--(at)--orientdb.com)

See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass
  OClass.ATTRIBUTES, OClass.INDEX_TYPE

Field Summary

Fields
Modifier and Type	Field and Description
`protected boolean`	`abstractClass`
`protected int[]`	`clusterIds`
`protected OClusterSelectionStrategy`	`clusterSelection`
`protected Map<String,String>`	`customFields`
`protected int`	`defaultClusterId`
`protected String`	`description`
`protected int`	`hashCode`
`protected String`	`name`
`protected static int`	`NOT_EXISTENT_CLUSTER_ID`
`protected float`	`overSize`
`protected OSchemaShared`	`owner`
`protected int[]`	`polymorphicClusterIds`
`protected Map<String,OProperty>`	`properties`
`protected String`	`shortName`
`protected boolean`	`strictMode`
`protected List<OClass>`	`subclasses`
`protected List<OClassImpl>`	`superClasses`

Fields inherited from class com.orientechnologies.orient.core.type.ODocumentWrapper
document

Fields inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass
EDGE_CLASS_NAME, VERTEX_CLASS_NAME

Constructor Summary

Constructors
Modifier	Constructor and Description
`protected`	`OClassImpl(OSchemaShared iOwner, ODocument iDocument, String iName)` Constructor used in unmarshalling.
`protected`	`OClassImpl(OSchemaShared iOwner, String iName)` Constructor used in unmarshalling.
`protected`	`OClassImpl(OSchemaShared iOwner, String iName, int[] iClusterIds)`

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Deprecated Methods
Modifier and Type	Method and Description
`void`	`acquireSchemaReadLock()`
`void`	`acquireSchemaWriteLock()`
`protected OClass`	`addBaseClass(OClassImpl iBaseClass)` Adds a base class to the current one.
`static OClass`	`addClusters(OClass cls, int iClusters)`
`protected void`	`addPolymorphicClusterId(int clusterId)`
`protected void`	`addPolymorphicClusterIds(OClassImpl iBaseClass)` Add different cluster id to the "polymorphic cluster ids" array.
`protected abstract OProperty`	`addProperty(String propertyName, OType type, OType linkedType, OClass linkedClass, boolean unsafe)`
`boolean`	`areIndexed(Collection<String> fields)` Indicates whether given fields are contained as first key fields in class indexes.
`boolean`	`areIndexed(String... fields)`
`protected void`	`checkAllLikedObjects(ODatabaseInternal<ORecord> database, String propertyName, OType type, OClass linkedClass)`
`void`	`checkEmbedded()`
`protected static void`	`checkParametersConflict(List<OClass> classes)`
`protected void`	`checkParametersConflict(OClass baseClass)`
`void`	`checkPersistentPropertyType(ODatabaseInternal<ORecord> database, String propertyName, OType type, OClass linkedClass)`
`int`	`compareTo(OClass o)`
`long`	`count()` Returns the number of the records of this class considering also subclasses (polymorphic).
`long`	`count(boolean isPolymorphic)` Returns the number of the records of this class and based on polymorphic parameter it consider or not the subclasses.
`OIndex<?>`	`createIndex(String iName, OClass.INDEX_TYPE iType, OProgressListener iProgressListener, String... fields)` Creates database index that is based on passed in field names.
`OIndex<?>`	`createIndex(String iName, OClass.INDEX_TYPE iType, String... fields)` Creates database index that is based on passed in field names.
`OIndex<?>`	`createIndex(String iName, String iType, OProgressListener iProgressListener, ODocument metadata, String... fields)` Creates database index that is based on passed in field names.
`OIndex<?>`	`createIndex(String name, String type, OProgressListener progressListener, ODocument metadata, String algorithm, String... fields)` Creates database index that is based on passed in field names.
`OIndex<?>`	`createIndex(String iName, String iType, String... fields)` Creates database index that is based on passed in field names.
`OProperty`	`createProperty(String iPropertyName, OType iType)`
`OProperty`	`createProperty(String iPropertyName, OType iType, OClass iLinkedClass)`
`OProperty`	`createProperty(String iPropertyName, OType iType, OClass iLinkedClass, boolean unsafe)` Create a property in the class with the specified options.
`OProperty`	`createProperty(String iPropertyName, OType iType, OType iLinkedType)`
`OProperty`	`createProperty(String iPropertyName, OType iType, OType iLinkedType, boolean unsafe)` Create a property in the class with the specified options.
`protected abstract OPropertyImpl`	`createPropertyInstance(ODocument p)`
`Collection<OProperty>`	`declaredProperties()`
`static String`	`decodeClassName(String s)`
`boolean`	`equals(Object obj)`
`boolean`	`existsProperty(String propertyName)`
`List<OType>`	`extractFieldTypes(String[] fieldNames)`
`void`	`fireDatabaseMigration(ODatabaseDocument database, String propertyName, OType type)`
`void`	`firePropertyNameMigration(ODatabaseDocument database, String propertyName, String newPropertyName, OType type)`
`void`	`fromStream()`
`Object`	`get(OClass.ATTRIBUTES iAttribute)`
`Collection<OClass>`	`getAllBaseClasses()` Deprecated.
`Collection<OClass>`	`getAllSubclasses()`
`Collection<OClass>`	`getAllSuperClasses()`
`OIndex<?>`	`getAutoShardingIndex()` Returns the auto sharding index configured for the class if any.
`Collection<OClass>`	`getBaseClasses()` Deprecated.
`OIndex<?>`	`getClassIndex(String name)` Returns index instance by database index name.
`Set<OIndex<?>>`	`getClassIndexes()`
`void`	`getClassIndexes(Collection<OIndex<?>> indexes)` Internal.
`Set<OIndex<?>>`	`getClassInvolvedIndexes(Collection<String> fields)` Returns list of indexes that contain passed in fields names as their first keys.
`Set<OIndex<?>>`	`getClassInvolvedIndexes(String... fields)`
`float`	`getClassOverSize()`
`int`	`getClusterForNewInstance(ODocument doc)`
`int[]`	`getClusterIds()`
`OClusterSelectionStrategy`	`getClusterSelection()`
`String`	`getCustom(String iName)`
`Map<String,String>`	`getCustomInternal()`
`Set<String>`	`getCustomKeys()`
`protected ODatabaseDocumentInternal`	`getDatabase()`
`int`	`getDefaultClusterId()`
`String`	`getDescription()`
`protected String`	`getEscapedName(String iName, boolean iStrictSQL)`
`Collection<OProperty>`	`getIndexedProperties()`
`void`	`getIndexedProperties(Collection<OProperty> indexedProperties)`
`Set<OIndex<?>>`	`getIndexes()`
`void`	`getIndexes(Collection<OIndex<?>> indexes)` Internal.
`Set<OIndex<?>>`	`getInvolvedIndexes(Collection<String> fields)` Returns list of indexes that contain passed in fields names as their first keys.
`Set<OIndex<?>>`	`getInvolvedIndexes(String... fields)` Returns list of indexes that contain passed in fields names as their first keys.
`String`	`getName()`
`float`	`getOverSize()` Returns the oversize factor.
`OSchemaShared`	`getOwner()`
`int[]`	`getPolymorphicClusterIds()`
`OProperty`	`getProperty(String propertyName)`
`String`	`getShortName()`
`long`	`getSize()`
`String`	`getStreamableName()`
`Collection<OClass>`	`getSubclasses()`
`OClass`	`getSuperClass()` Deprecated.
`List<OClass>`	`getSuperClasses()`
`List<String>`	`getSuperClassesNames()`
`boolean`	`hasClusterId(int clusterId)`
`int`	`hashCode()`
`boolean`	`hasPolymorphicClusterId(int clusterId)`
`boolean`	`hasSuperClasses()`
`boolean`	`isAbstract()`
`boolean`	`isEdgeType()`
`boolean`	`isStrictMode()`
`boolean`	`isSubClassOf(OClass clazz)` Check if the current instance extends specified schema class.
`boolean`	`isSubClassOf(String iClassName)` Check if the current instance extends specified schema class.
`boolean`	`isSuperClassOf(OClass clazz)` Returns true if the passed schema class (iClass) extends the current instance.
`boolean`	`isVertexType()`
`protected boolean`	`matchesType(Object x, OClass linkedClass)`
`void`	`onPostIndexManagement()`
`Collection<OProperty>`	`properties()`
`Map<String,OProperty>`	`propertiesMap()`
`static int[]`	`readableClusters(ODatabaseDocument db, int[] iClusterIds)`
`void`	`releaseSchemaReadLock()`
`void`	`releaseSchemaWriteLock()`
`void`	`releaseSchemaWriteLock(boolean iSave)`
`<RET extends ODocumentWrapper> RET`	`reload()`
`protected abstract OClass`	`removeBaseClassInternal(OClass baseClass)`
`void`	`removeCustom(String name)`
`protected void`	`removePolymorphicClusterId(int clusterId)`
`protected void`	`removePolymorphicClusterIds(OClassImpl iBaseClass)`
`protected void`	`renameCluster(String oldName, String newName)`
`void`	`renameProperty(String iOldName, String iNewName)`
`OClass`	`set(OClass.ATTRIBUTES attribute, Object iValue)`
`protected OClass`	`setClusterIds(int[] iClusterIds)`
`OClass`	`setClusterSelection(OClusterSelectionStrategy clusterSelection)`
`void`	`setClusterSelectionInternal(OClusterSelectionStrategy iClusterSelection)`
`abstract OClassImpl`	`setEncryption(String iValue)`
`protected void`	`setEncryptionInternal(ODatabaseDocumentInternal database, String iValue)`
`OClass`	`setSuperClass(OClass iSuperClass)` Deprecated.
`OClass`	`setSuperClassesByNames(List<String> classNames)`
`protected abstract void`	`setSuperClassesInternal(List<? extends OClass> classes)`
`ODocument`	`toNetworkStream()`
`ODocument`	`toStream()`
`String`	`toString()`
`void`	`truncate()` Truncates all the clusters the class uses.
`protected void`	`validatePropertyName(String propertyName)`

Methods inherited from class com.orientechnologies.orient.core.type.ODocumentWrapperNoClass
fromStream, load, reload, save, save

Methods inherited from class com.orientechnologies.orient.core.type.ODocumentWrapper
getDocument, load, load, reload

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass
addCluster, addClusterId, addSuperClass, clearCustom, dropProperty, removeClusterId, removeSuperClass, setAbstract, setClusterSelection, setCustom, setDefaultClusterId, setDescription, setName, setOverSize, setShortName, setStrictMode, setSuperClasses, truncateCluster

- Field Detail
  - NOT_EXISTENT_CLUSTER_ID
```
protected static final int NOT_EXISTENT_CLUSTER_ID
```
    See Also:
    
    Constant Field Values
  - owner
```
protected final OSchemaShared owner
```
  - properties
```
protected final Map<String,OProperty> properties
```
  - defaultClusterId
```
protected int defaultClusterId
```
  - name
```
protected String name
```
  - description
```
protected String description
```
  - clusterIds
```
protected int[] clusterIds
```
  - superClasses
```
protected List<OClassImpl> superClasses
```
  - polymorphicClusterIds
```
protected int[] polymorphicClusterIds
```
  - subclasses
```
protected List<OClass> subclasses
```
  - overSize
```
protected float overSize
```
  - shortName
```
protected String shortName
```
  - strictMode
```
protected boolean strictMode
```
  - abstractClass
```
protected boolean abstractClass
```
  - customFields
```
protected Map<String,String> customFields
```
  - clusterSelection
```
protected volatile OClusterSelectionStrategy clusterSelection
```
  - hashCode
```
protected volatile int hashCode
```
- Constructor Detail
  - OClassImpl
```
protected OClassImpl(OSchemaShared iOwner,
                     String iName)
```
    Constructor used in unmarshalling.
  - OClassImpl
```
protected OClassImpl(OSchemaShared iOwner,
                     String iName,
                     int[] iClusterIds)
```
  - OClassImpl
```
protected OClassImpl(OSchemaShared iOwner,
                     ODocument iDocument,
                     String iName)
```
    Constructor used in unmarshalling.
- Method Detail
  - readableClusters
```
public static int[] readableClusters(ODatabaseDocument db,
                                     int[] iClusterIds)
```
  - getClusterSelection
```
public OClusterSelectionStrategy getClusterSelection()
```
    Specified by:
    
    getClusterSelection in interface OClass
  - setClusterSelection
```
public OClass setClusterSelection(OClusterSelectionStrategy clusterSelection)
```
    Specified by:
    
    setClusterSelection in interface OClass
  - reload
```
public <RET extends ODocumentWrapper> RET reload()
```
    Overrides:
    
    reload in class ODocumentWrapperNoClass
  - getCustom
```
public String getCustom(String iName)
```
    Specified by:
    
    getCustom in interface OClass
  - getCustomInternal
```
public Map<String,String> getCustomInternal()
```
  - removeCustom
```
public void removeCustom(String name)
```
    Specified by:
    
    removeCustom in interface OClass
  - getCustomKeys
```
public Set<String> getCustomKeys()
```
    Specified by:
    
    getCustomKeys in interface OClass
  - hasClusterId
```
public boolean hasClusterId(int clusterId)
```
    Specified by:
    
    hasClusterId in interface OClass
  - hasPolymorphicClusterId
```
public boolean hasPolymorphicClusterId(int clusterId)
```
    Specified by:
    
    hasPolymorphicClusterId in interface OClass
  - getSuperClass
```
@Deprecated
public OClass getSuperClass()
```
    Deprecated.
    
    Specified by:
    
    getSuperClass in interface OClass
  - setSuperClass
```
@Deprecated
public OClass setSuperClass(OClass iSuperClass)
```
    Deprecated.
    
    Specified by:
    
    setSuperClass in interface OClass
  - getName
```
public String getName()
```
    Specified by:
    
    getName in interface OClass
  - getSuperClasses
```
public List<OClass> getSuperClasses()
```
    Specified by:
    
    getSuperClasses in interface OClass
  - hasSuperClasses
```
public boolean hasSuperClasses()
```
    Specified by:
    
    hasSuperClasses in interface OClass
  - getSuperClassesNames
```
public List<String> getSuperClassesNames()
```
    Specified by:
    
    getSuperClassesNames in interface OClass
  - setSuperClassesByNames
```
public OClass setSuperClassesByNames(List<String> classNames)
```
  - setSuperClassesInternal
```
protected abstract void setSuperClassesInternal(List<? extends OClass> classes)
```
  - getSize
```
public long getSize()
```
    Specified by:
    
    getSize in interface OClass
  - getShortName
```
public String getShortName()
```
    Specified by:
    
    getShortName in interface OClass
  - getDescription
```
public String getDescription()
```
    Specified by:
    
    getDescription in interface OClass
  - getStreamableName
```
public String getStreamableName()
```
    Specified by:
    
    getStreamableName in interface OClass
  - declaredProperties
```
public Collection<OProperty> declaredProperties()
```
    Specified by:
    
    declaredProperties in interface OClass
  - propertiesMap
```
public Map<String,OProperty> propertiesMap()
```
    Specified by:
    
    propertiesMap in interface OClass
  - properties
```
public Collection<OProperty> properties()
```
    Specified by:
    
    properties in interface OClass
  - getIndexedProperties
```
public void getIndexedProperties(Collection<OProperty> indexedProperties)
```
  - getIndexedProperties
```
public Collection<OProperty> getIndexedProperties()
```
    Specified by:
    
    getIndexedProperties in interface OClass
  - getProperty
```
public OProperty getProperty(String propertyName)
```
    Specified by:
    
    getProperty in interface OClass
  - createProperty
```
public OProperty createProperty(String iPropertyName,
                                OType iType)
```
    Specified by:
    
    createProperty in interface OClass
  - createProperty
```
public OProperty createProperty(String iPropertyName,
                                OType iType,
                                OClass iLinkedClass)
```
    Specified by:
    
    createProperty in interface OClass
  - createProperty
```
public OProperty createProperty(String iPropertyName,
                                OType iType,
                                OClass iLinkedClass,
                                boolean unsafe)
```
    Description copied from interface: OClass
    
    Create a property in the class with the specified options.
    
    Specified by:
    
    createProperty in interface OClass
    
    Parameters:
    
    iPropertyName - the name of the property.
    
    iType - the type of the property.
    
    iLinkedClass - in case of property of type LINK,LINKLIST,LINKSET,LINKMAP,EMBEDDED,EMBEDDEDLIST,EMBEDDEDSET,EMBEDDEDMAP can be specified a linked class in all the other cases should be null
    
    unsafe - if true avoid to check the persistent data for compatibility, should be used only if all persistent data is compatible with the property
    
    Returns:
    
    the created property.
  - createProperty
```
public OProperty createProperty(String iPropertyName,
                                OType iType,
                                OType iLinkedType)
```
    Specified by:
    
    createProperty in interface OClass
  - createProperty
```
public OProperty createProperty(String iPropertyName,
                                OType iType,
                                OType iLinkedType,
                                boolean unsafe)
```
    Description copied from interface: OClass
    
    Create a property in the class with the specified options.
    
    Specified by:
    
    createProperty in interface OClass
    
    Parameters:
    
    iPropertyName - the name of the property.
    
    iType - the type of the property.
    
    iLinkedType - in case of property of type EMBEDDEDLIST,EMBEDDEDSET,EMBEDDEDMAP can be specified a linked type in all the other cases should be null
    
    unsafe - if true avoid to check the persistent data for compatibility, should be used only if all persistent data is compatible with the property
    
    Returns:
    
    the created property.
  - existsProperty
```
public boolean existsProperty(String propertyName)
```
    Specified by:
    
    existsProperty in interface OClass
  - fromStream
```
public void fromStream()
```
    Specified by:
    
    fromStream in class ODocumentWrapperNoClass
  - createPropertyInstance
```
protected abstract OPropertyImpl createPropertyInstance(ODocument p)
```
  - toStream
```
public ODocument toStream()
```
    Overrides:
    
    toStream in class ODocumentWrapper
  - getClusterForNewInstance
```
public int getClusterForNewInstance(ODocument doc)
```
    Specified by:
    
    getClusterForNewInstance in interface OClass
  - getDefaultClusterId
```
public int getDefaultClusterId()
```
    Specified by:
    
    getDefaultClusterId in interface OClass
  - getClusterIds
```
public int[] getClusterIds()
```
    Specified by:
    
    getClusterIds in interface OClass
  - getPolymorphicClusterIds
```
public int[] getPolymorphicClusterIds()
```
    Specified by:
    
    getPolymorphicClusterIds in interface OClass
  - renameProperty
```
public void renameProperty(String iOldName,
                           String iNewName)
```
  - addClusters
```
public static OClass addClusters(OClass cls,
                                 int iClusters)
```
  - getSubclasses
```
public Collection<OClass> getSubclasses()
```
    Specified by:
    
    getSubclasses in interface OClass
    
    Returns:
    
    all the subclasses (one level hierarchy only)
  - getAllSubclasses
```
public Collection<OClass> getAllSubclasses()
```
    Specified by:
    
    getAllSubclasses in interface OClass
    
    Returns:
    
    all the subclass hierarchy
  - getBaseClasses
```
@Deprecated
public Collection<OClass> getBaseClasses()
```
    Deprecated.
    
    Specified by:
    
    getBaseClasses in interface OClass
  - getAllBaseClasses
```
@Deprecated
public Collection<OClass> getAllBaseClasses()
```
    Deprecated.
    
    Specified by:
    
    getAllBaseClasses in interface OClass
  - getAllSuperClasses
```
public Collection<OClass> getAllSuperClasses()
```
    Specified by:
    
    getAllSuperClasses in interface OClass
    
    Returns:
    
    all recursively collected super classes
  - removeBaseClassInternal
```
protected abstract OClass removeBaseClassInternal(OClass baseClass)
```
  - getOverSize
```
public float getOverSize()
```
    Description copied from interface: OClass
    
    Returns the oversize factor. Oversize is used to extend the record size by a factor to avoid defragmentation upon updates. 0 or 1.0 means no oversize.
    
    Specified by:
    
    getOverSize in interface OClass
    
    Returns:
    
    Oversize factor
    
    See Also:
    
    OClass.setOverSize(float)
  - getClassOverSize
```
public float getClassOverSize()
```
    Specified by:
    
    getClassOverSize in interface OClass
  - isAbstract
```
public boolean isAbstract()
```
    Specified by:
    
    isAbstract in interface OClass
  - isStrictMode
```
public boolean isStrictMode()
```
    Specified by:
    
    isStrictMode in interface OClass
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class ODocumentWrapper
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class ODocumentWrapper
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class ODocumentWrapper
  - compareTo
```
public int compareTo(OClass o)
```
    Specified by:
    
    compareTo in interface Comparable<OClass>
  - count
```
public long count()
```
    Description copied from interface: OClass
    
    Returns the number of the records of this class considering also subclasses (polymorphic).
    
    Specified by:
    
    count in interface OClass
  - count
```
public long count(boolean isPolymorphic)
```
    Description copied from interface: OClass
    
    Returns the number of the records of this class and based on polymorphic parameter it consider or not the subclasses.
    
    Specified by:
    
    count in interface OClass
  - truncate
```
public void truncate()
              throws IOException
```
    Truncates all the clusters the class uses.
    
    Specified by:
    
    truncate in interface OClass
    
    Throws:
    
    IOException
  - isSubClassOf
```
public boolean isSubClassOf(String iClassName)
```
    Check if the current instance extends specified schema class.
    
    Specified by:
    
    isSubClassOf in interface OClass
    
    Parameters:
    
    iClassName - of class that should be checked
    
    Returns:
    
    Returns true if the current instance extends the passed schema class (iClass)
    
    See Also:
    
    isSuperClassOf(OClass)
  - isSubClassOf
```
public boolean isSubClassOf(OClass clazz)
```
    Check if the current instance extends specified schema class.
    
    Specified by:
    
    isSubClassOf in interface OClass
    
    Parameters:
    
    clazz - to check
    
    Returns:
    
    true if the current instance extends the passed schema class (iClass)
    
    See Also:
    
    isSuperClassOf(OClass)
  - isSuperClassOf
```
public boolean isSuperClassOf(OClass clazz)
```
    Returns true if the passed schema class (iClass) extends the current instance.
    
    Specified by:
    
    isSuperClassOf in interface OClass
    
    Parameters:
    
    clazz - to check
    
    Returns:
    
    Returns true if the passed schema class extends the current instance
    
    See Also:
    
    isSubClassOf(OClass)
  - get
```
public Object get(OClass.ATTRIBUTES iAttribute)
```
    Specified by:
    
    get in interface OClass
  - set
```
public OClass set(OClass.ATTRIBUTES attribute,
                  Object iValue)
```
    Specified by:
    
    set in interface OClass
  - setEncryption
```
public abstract OClassImpl setEncryption(String iValue)
```
  - setEncryptionInternal
```
protected void setEncryptionInternal(ODatabaseDocumentInternal database,
                                     String iValue)
```
  - createIndex
```
public OIndex<?> createIndex(String iName,
                             OClass.INDEX_TYPE iType,
                             String... fields)
```
    Description copied from interface: OClass
    
    Creates database index that is based on passed in field names. Given index will be added into class instance and associated with database index.
    
    Specified by:
    
    createIndex in interface OClass
    
    Parameters:
    
    iName - Database index name
    
    iType - Index type.
    
    fields - Field names from which index will be created.
    
    Returns:
    
    Class index registered inside of given class ans associated with database index.
  - createIndex
```
public OIndex<?> createIndex(String iName,
                             String iType,
                             String... fields)
```
    Description copied from interface: OClass
    
    Creates database index that is based on passed in field names. Given index will be added into class instance and associated with database index.
    
    Specified by:
    
    createIndex in interface OClass
    
    Parameters:
    
    iName - Database index name
    
    iType - Index type.
    
    fields - Field names from which index will be created.
    
    Returns:
    
    Class index registered inside of given class ans associated with database index.
  - createIndex
```
public OIndex<?> createIndex(String iName,
                             OClass.INDEX_TYPE iType,
                             OProgressListener iProgressListener,
                             String... fields)
```
    Description copied from interface: OClass
    
    Creates database index that is based on passed in field names. Given index will be added into class instance.
    
    Specified by:
    
    createIndex in interface OClass
    
    Parameters:
    
    iName - Database index name.
    
    iType - Index type.
    
    iProgressListener - Progress listener.
    
    fields - Field names from which index will be created.
    
    Returns:
    
    Class index registered inside of given class ans associated with database index.
  - createIndex
```
public OIndex<?> createIndex(String iName,
                             String iType,
                             OProgressListener iProgressListener,
                             ODocument metadata,
                             String... fields)
```
    Description copied from interface: OClass
    
    Creates database index that is based on passed in field names. Given index will be added into class instance.
    
    Specified by:
    
    createIndex in interface OClass
    
    Parameters:
    
    iName - Database index name.
    
    iType - Index type.
    
    iProgressListener - Progress listener.
    
    metadata - Additional parameters which will be added in index configuration document as "metadata" field.
    
    fields - Field names from which index will be created. @return Class index registered inside of given class ans associated with database index.
  - createIndex
```
public OIndex<?> createIndex(String name,
                             String type,
                             OProgressListener progressListener,
                             ODocument metadata,
                             String algorithm,
                             String... fields)
```
    Description copied from interface: OClass
    
    Creates database index that is based on passed in field names. Given index will be added into class instance.
    
    Specified by:
    
    createIndex in interface OClass
    
    Parameters:
    
    name - Database index name.
    
    type - Index type.
    
    progressListener - Progress listener.
    
    metadata - Additional parameters which will be added in index configuration document as "metadata" field.
    
    algorithm - Algorithm to use for indexing.
    
    fields - Field names from which index will be created. @return Class index registered inside of given class ans associated with database index.
  - areIndexed
```
public boolean areIndexed(String... fields)
```
    Specified by:
    
    areIndexed in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    true if given fields are contained as first key fields in class indexes.
    
    See Also:
    
    OClass.areIndexed(java.util.Collection)
  - areIndexed
```
public boolean areIndexed(Collection<String> fields)
```
    Description copied from interface: OClass
    
    Indicates whether given fields are contained as first key fields in class indexes. Order of fields does not matter. If there are indexes for the given set of fields in super class they will be taken into account.
    
    Specified by:
    
    areIndexed in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    true if given fields are contained as first key fields in class indexes.
  - getInvolvedIndexes
```
public Set<OIndex<?>> getInvolvedIndexes(String... fields)
```
    Description copied from interface: OClass
    
    Returns list of indexes that contain passed in fields names as their first keys. Order of fields does not matter.
    All indexes sorted by their count of parameters in ascending order. If there are indexes for the given set of fields in super class they will be taken into account.
    
    Specified by:
    
    getInvolvedIndexes in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    list of indexes that contain passed in fields names as their first keys.
    
    See Also:
    
    OClass.getInvolvedIndexes(java.util.Collection)
  - getInvolvedIndexes
```
public Set<OIndex<?>> getInvolvedIndexes(Collection<String> fields)
```
    Description copied from interface: OClass
    
    Returns list of indexes that contain passed in fields names as their first keys. Order of fields does not matter.
    All indexes sorted by their count of parameters in ascending order. If there are indexes for the given set of fields in super class they will be taken into account.
    
    Specified by:
    
    getInvolvedIndexes in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    list of indexes that contain passed in fields names as their first keys.
    
    See Also:
    
    OIndexDefinition.getParamCount()
  - getClassInvolvedIndexes
```
public Set<OIndex<?>> getClassInvolvedIndexes(Collection<String> fields)
```
    Description copied from interface: OClass
    
    Returns list of indexes that contain passed in fields names as their first keys. Order of fields does not matter.
    Indexes that related only to the given class will be returned.
    
    Specified by:
    
    getClassInvolvedIndexes in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    list of indexes that contain passed in fields names as their first keys.
    
    See Also:
    
    OIndexDefinition.getParamCount()
  - getClassInvolvedIndexes
```
public Set<OIndex<?>> getClassInvolvedIndexes(String... fields)
```
    Specified by:
    
    getClassInvolvedIndexes in interface OClass
    
    Parameters:
    
    fields - Field names.
    
    Returns:
    
    list of indexes that contain passed in fields names as their first keys.
    
    See Also:
    
    OClass.getClassInvolvedIndexes(java.util.Collection)
  - getClassIndex
```
public OIndex<?> getClassIndex(String name)
```
    Description copied from interface: OClass
    
    Returns index instance by database index name.
    
    Specified by:
    
    getClassIndex in interface OClass
    
    Parameters:
    
    name - Database index name.
    
    Returns:
    
    Index instance.
  - getClassIndexes
```
public Set<OIndex<?>> getClassIndexes()
```
    Specified by:
    
    getClassIndexes in interface OClass
    
    Returns:
    
    All indexes for given class, not the inherited ones.
  - getClassIndexes
```
public void getClassIndexes(Collection<OIndex<?>> indexes)
```
    Description copied from interface: OClass
    
    Internal. Copy all the indexes for given class, not the inherited ones, in the collection received as argument.
    
    Specified by:
    
    getClassIndexes in interface OClass
  - getAutoShardingIndex
```
public OIndex<?> getAutoShardingIndex()
```
    Description copied from interface: OClass
    
    Returns the auto sharding index configured for the class if any.
    
    Specified by:
    
    getAutoShardingIndex in interface OClass
  - isEdgeType
```
public boolean isEdgeType()
```
    Specified by:
    
    isEdgeType in interface OClass
    
    Returns:
    
    true if this class represents a subclass of an edge class (E)
  - isVertexType
```
public boolean isVertexType()
```
    Specified by:
    
    isVertexType in interface OClass
    
    Returns:
    
    true if this class represents a subclass of a vertex class (V)
  - onPostIndexManagement
```
public void onPostIndexManagement()
```
  - getIndexes
```
public void getIndexes(Collection<OIndex<?>> indexes)
```
    Description copied from interface: OClass
    
    Internal. All indexes for given class and its super classes.
    
    Specified by:
    
    getIndexes in interface OClass
  - getIndexes
```
public Set<OIndex<?>> getIndexes()
```
    Specified by:
    
    getIndexes in interface OClass
    
    Returns:
    
    All indexes for given class and its super classes.
  - acquireSchemaReadLock
```
public void acquireSchemaReadLock()
```
  - releaseSchemaReadLock
```
public void releaseSchemaReadLock()
```
  - acquireSchemaWriteLock
```
public void acquireSchemaWriteLock()
```
  - releaseSchemaWriteLock
```
public void releaseSchemaWriteLock()
```
  - releaseSchemaWriteLock
```
public void releaseSchemaWriteLock(boolean iSave)
```
  - checkEmbedded
```
public void checkEmbedded()
```
  - setClusterSelectionInternal
```
public void setClusterSelectionInternal(OClusterSelectionStrategy iClusterSelection)
```
  - fireDatabaseMigration
```
public void fireDatabaseMigration(ODatabaseDocument database,
                                  String propertyName,
                                  OType type)
```
  - firePropertyNameMigration
```
public void firePropertyNameMigration(ODatabaseDocument database,
                                      String propertyName,
                                      String newPropertyName,
                                      OType type)
```
  - checkPersistentPropertyType
```
public void checkPersistentPropertyType(ODatabaseInternal<ORecord> database,
                                        String propertyName,
                                        OType type,
                                        OClass linkedClass)
```
  - checkAllLikedObjects
```
protected void checkAllLikedObjects(ODatabaseInternal<ORecord> database,
                                    String propertyName,
                                    OType type,
                                    OClass linkedClass)
```
  - matchesType
```
protected boolean matchesType(Object x,
                              OClass linkedClass)
```
  - getEscapedName
```
protected String getEscapedName(String iName,
                                boolean iStrictSQL)
```
  - getOwner
```
public OSchemaShared getOwner()
```
  - renameCluster
```
protected void renameCluster(String oldName,
                             String newName)
```
  - addPolymorphicClusterId
```
protected void addPolymorphicClusterId(int clusterId)
```
  - addProperty
```
protected abstract OProperty addProperty(String propertyName,
                                         OType type,
                                         OType linkedType,
                                         OClass linkedClass,
                                         boolean unsafe)
```
  - validatePropertyName
```
protected void validatePropertyName(String propertyName)
```
  - addBaseClass
```
protected OClass addBaseClass(OClassImpl iBaseClass)
```
    Adds a base class to the current one. It adds also the base class cluster ids to the polymorphic cluster ids array.
    
    Parameters:
    
    iBaseClass - The base class to add.
  - checkParametersConflict
```
protected void checkParametersConflict(OClass baseClass)
```
  - checkParametersConflict
```
protected static void checkParametersConflict(List<OClass> classes)
```
  - removePolymorphicClusterIds
```
protected void removePolymorphicClusterIds(OClassImpl iBaseClass)
```
  - removePolymorphicClusterId
```
protected void removePolymorphicClusterId(int clusterId)
```
  - getDatabase
```
protected ODatabaseDocumentInternal getDatabase()
```
  - addPolymorphicClusterIds
```
protected void addPolymorphicClusterIds(OClassImpl iBaseClass)
```
    Add different cluster id to the "polymorphic cluster ids" array.
  - extractFieldTypes
```
public List<OType> extractFieldTypes(String[] fieldNames)
```
  - setClusterIds
```
protected OClass setClusterIds(int[] iClusterIds)
```
  - decodeClassName
```
public static String decodeClassName(String s)
```
  - toNetworkStream
```
public ODocument toNetworkStream()
```

Class OClassImpl

Nested Class Summary

Nested classes/interfaces inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass

Field Summary

Fields inherited from class com.orientechnologies.orient.core.type.ODocumentWrapper

Fields inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass

Constructor Summary

Method Summary

Methods inherited from class com.orientechnologies.orient.core.type.ODocumentWrapperNoClass

Methods inherited from class com.orientechnologies.orient.core.type.ODocumentWrapper

Methods inherited from class java.lang.Object

Methods inherited from interface com.orientechnologies.orient.core.metadata.schema.OClass

Field Detail

NOT_EXISTENT_CLUSTER_ID

owner

properties

defaultClusterId

name

description

clusterIds

superClasses

polymorphicClusterIds

subclasses

overSize

shortName

strictMode

abstractClass

customFields

clusterSelection

hashCode

Constructor Detail

OClassImpl

OClassImpl

OClassImpl

Method Detail

readableClusters

getClusterSelection

setClusterSelection

reload

getCustom

getCustomInternal

removeCustom

getCustomKeys

hasClusterId

hasPolymorphicClusterId

getSuperClass

setSuperClass

getName

getSuperClasses

hasSuperClasses

getSuperClassesNames

setSuperClassesByNames

setSuperClassesInternal

getSize

getShortName

getDescription

getStreamableName

declaredProperties

propertiesMap

properties

getIndexedProperties

getIndexedProperties

getProperty

createProperty

createProperty

createProperty

createProperty

createProperty

existsProperty

fromStream

createPropertyInstance

toStream

getClusterForNewInstance

getDefaultClusterId

getClusterIds

getPolymorphicClusterIds

renameProperty

addClusters

getSubclasses

getAllSubclasses