java.lang.Object
- org.apache.hop.base.AbstractMeta

All Implemented Interfaces:

IChanged, IUndo, IAttributes, IEngineMeta, INamedParameterDefinitions

Direct Known Subclasses:

PipelineMeta, WorkflowMeta
```
public abstract class AbstractMeta
extends Object
implements IChanged, IUndo, IEngineMeta, INamedParameterDefinitions, IAttributes
```

Field Summary

Fields
Modifier and Type	Field	Description
`protected Map<String,Map<String,String>>`	`attributesMap`
`protected ChangedFlag`	`changedFlag`
`protected boolean`	`changedNotes`
`protected Set<IContentChangedListener>`	`contentChangedListeners`
`protected Set<ICurrentDirectoryChangedListener>`	`currentDirectoryChangedListeners`
`protected String`	`filename`
`protected Set<IFilenameChangedListener>`	`filenameChangedListeners`
`protected int`	`maxUndo`
`protected IHopMetadataProvider`	`metadataProvider`
`protected Set<INameChangedListener>`	`nameChangedListeners`
`protected INamedParameters`	`namedParams`
`protected List<NotePadMeta>`	`notes`
`protected org.apache.hop.base.AbstractMeta.RunOptions`	`runOptions`
`static int`	`TYPE_UNDO_CHANGE`	Constant = 1
`static int`	`TYPE_UNDO_DELETE`	Constant = 3
`static int`	`TYPE_UNDO_NEW`	Constant = 2
`static int`	`TYPE_UNDO_POSITION`	Constant = 4
`protected List<ChangeAction>`	`undo`
`protected int`	`undoPosition`

Constructor Summary

Constructors
Constructor Description

AbstractMeta()

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`addContentChangedListener(IContentChangedListener listener)`	Adds the passed IContentChangedListener to the list of listeners.
`void`	`addCurrentDirectoryChangedListener(ICurrentDirectoryChangedListener listener)`	Remove listener
`void`	`addFilenameChangedListener(IFilenameChangedListener listener)`	Adds the filename changed listener.
`void`	`addNameChangedListener(INameChangedListener listener)`	Adds the name changed listener.
`void`	`addNote(int p, NotePadMeta ni)`	Add a new note at a certain location (i.e.
`void`	`addNote(NotePadMeta ni)`	Add a new note.
`void`	`addObserver(IHopObserver o)`
`void`	`addParameterDefinition(String key, String defValue, String description)`
`void`	`addUndo(Object[] from, Object[] to, int[] pos, Point[] prev, Point[] curr, int typeOfChange, boolean nextAlso)`	Add an undo operation to the undo list
`boolean`	`canSave()`	Checks whether the workflow can be saved.
`void`	`clear()`
`void`	`clearChanged()`	Clears the changed flag of this.
`void`	`clearNameChangedListeners()`	Removes all the name changed listeners
`void`	`clearUndo()`	Clear undo.
`protected int`	`compare(AbstractMeta meta1, AbstractMeta meta2)`
`void`	`deleteObserver(IHopObserver o)`
`static String`	`extractNameFromFilename(boolean sync, String name, String filename, String extension)`
`DatabaseMeta`	`findDatabase(String name)`	Deprecated. use `findDatabase(String name, IVariables variables)`
`DatabaseMeta`	`findDatabase(String name, IVariables variables)`	Find a database connection by it's name
`DatabaseMeta`	`findDatabase(String name, IVariables variables, boolean haltOnMissingMeta)`	Find a database connection by it's name
`HopServer`	`findHopServer(String serverString)`	Find a hop server using the name
`protected void`	`fireContentChangedListeners()`	Fire content changed listeners.
`protected void`	`fireContentChangedListeners(boolean ch)`
`protected void`	`fireCurrentDirectoryChanged(String previous, String current)`	Notify listeners of a change in current directory.
`protected void`	`fireFilenameChangedListeners(String oldFilename, String newFilename)`	Fire filename changed listeners.
`protected void`	`fireNameChangedListeners(String oldName, String newName)`	Fire name changed listeners.
`String`	`getAttribute(String groupName, String key)`
`Map<String,String>`	`getAttributes(String groupName)`
`Map<String,Map<String,String>>`	`getAttributesMap()`
`List<IContentChangedListener>`	`getContentChangedListeners()`
`abstract Date`	`getCreatedDate()`	Gets the date the pipeline was created.
`abstract String`	`getCreatedUser()`	Gets the user by whom the pipeline was created.
`String[]`	`getDatabaseNames()`	Gets the database names.
`List<DatabaseMeta>`	`getDatabases()`	Returns a list of the databases.
`abstract String`	`getDescription()`	Gets the description of the workflow.
`abstract String`	`getExtendedDescription()`	Gets the extended description of the workflow.
`protected abstract String`	`getExtension()`
`String`	`getFilename()`	Gets the filename.
`String[]`	`getHopServerNames()`	Gets an array of hop server names.
`int`	`getMaxUndo()`	Get the maximum number of undo operations possible
`IHopMetadataProvider`	`getMetadataProvider()`
`abstract Date`	`getModifiedDate()`	Gets the date the pipeline was modified.
`abstract String`	`getModifiedUser()`	Gets the user who last modified the pipeline.
`abstract String`	`getName()`	Get the name of the pipeline.
`NotePadMeta`	`getNote(int i)`	Gets the note.
`NotePadMeta`	`getNote(int x, int y)`	Find the note that is located on a certain point on the canvas.
`int[]`	`getNoteIndexes(List<NotePadMeta> notes)`	Get an array of the locations of an array of notes
`List<NotePadMeta>`	`getNotes()`	Gets the notes.
`String`	`getParameterDefault(String key)`
`String`	`getParameterDescription(String key)`
`List<NotePadMeta>`	`getSelectedNotes()`	Gets a list of all selected notes.
`int`	`getUndoSize()`	Gets the undo size.
`boolean`	`hasChanged()`
`int`	`hashCode()`
`boolean`	`hasMissingPlugins()`
`boolean`	`haveNotesChanged()`	Checks whether or not any of the notes have been changed.
`int`	`indexOfNote(NotePadMeta ni)`	Finds the location (index) of the specified note.
`boolean`	`isAlwaysShowRunOptions()`
`boolean`	`isClearingLog()`
`abstract boolean`	`isNameSynchronizedWithFilename()`
`boolean`	`isSafeModeEnabled()`
`boolean`	`isShowDialog()`
`String[]`	`listParameters()`
`void`	`lowerNote(int p)`	Lowers a note to the "bottom" of the list by removing the note at the specified index and re-inserting it at the front.
`void`	`nameFromFilename()`	Builds a name - if no name is set, yet - from the filename
`ChangeAction`	`nextUndo()`	Get the next undo transaction on the list.
`void`	`notifyObservers(Object arg)`
`int`	`nrDatabases()`
`int`	`nrNotes()`	Gets the number of notes.
`ChangeAction`	`previousUndo()`	Get the previous undo operation and change the undo pointer
`void`	`raiseNote(int p)`	Raises a note to the "top" of the list by removing the note at the specified index and re-inserting it at the end.
`void`	`removeAllParameters()`
`void`	`removeContentChangedListener(IContentChangedListener listener)`	Removes the passed IContentChangedListener from the list of listeners.
`void`	`removeCurrentDirectoryChangedListener(ICurrentDirectoryChangedListener listener)`	Add a listener to be notified of design-time changes to current directory variable
`void`	`removeFilenameChangedListener(IFilenameChangedListener listener)`	Removes the filename changed listener.
`void`	`removeNameChangedListener(INameChangedListener listener)`	Removes the name changed listener.
`void`	`removeNote(int i)`	Removes a note at a certain location (i.e.
`void`	`setAlwaysShowRunOptions(boolean alwaysShowRunOptions)`
`void`	`setAttribute(String groupName, String key, String value)`
`void`	`setAttributes(String groupName, Map<String,String> attributes)`
`void`	`setAttributesMap(Map<String,Map<String,String>> attributesMap)`
`void`	`setChanged()`
`void`	`setChanged(boolean ch)`
`void`	`setClearingLog(boolean clearingLog)`
`abstract void`	`setCreatedDate(Date createdDate)`	Sets the date the pipeline was created.
`abstract void`	`setCreatedUser(String createdUser)`	Sets the user by whom the pipeline was created.
`abstract void`	`setDescription(String description)`	Set the description of the workflow.
`abstract void`	`setExtendedDescription(String extendedDescription)`	Set the description of the workflow.
`void`	`setFilename(String newFilename)`	Set the filename of the workflow
`protected abstract void`	`setInternalFilenameHopVariables(IVariables var)`	Sets the internal filename hop variables.
`abstract void`	`setInternalHopVariables(IVariables var)`	This method sets various internal hop variables.
`protected abstract void`	`setInternalNameHopVariable(IVariables var)`	Sets the internal name hop variable.
`void`	`setMaxUndo(int mu)`	Sets the maximum number of undo operations that are allowed.
`void`	`setMetadataProvider(IHopMetadataProvider metadataProvider)`
`abstract void`	`setModifiedDate(Date modifiedDate)`	Sets the date the pipeline was modified.
`abstract void`	`setModifiedUser(String modifiedUser)`	Sets the user who last modified the pipeline.
`abstract void`	`setName(String newName)`	Set the name.
`abstract void`	`setNameSynchronizedWithFilename(boolean nameSynchronizedWithFilename)`
`void`	`setNotes(List<NotePadMeta> notes)`	Sets notes
`void`	`setSafeModeEnabled(boolean safeModeEnabled)`
`void`	`setShowDialog(boolean showDialog)`
`ChangeAction`	`viewNextUndo()`	Get the next undo transaction on the list.
`ChangeAction`	`viewPreviousUndo()`	View previous undo, don't change undo position
`ChangeAction`	`viewThisUndo()`	View current undo, don't change undo position

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

Methods inherited from interface org.apache.hop.core.IEngineMeta
getXml

- Field Detail
  - TYPE_UNDO_CHANGE
```
public static final int TYPE_UNDO_CHANGE
```
    Constant = 1
    
    See Also:
    
    Constant Field Values
  - TYPE_UNDO_NEW
```
public static final int TYPE_UNDO_NEW
```
    Constant = 2
    
    See Also:
    
    Constant Field Values
  - TYPE_UNDO_DELETE
```
public static final int TYPE_UNDO_DELETE
```
    Constant = 3
    
    See Also:
    
    Constant Field Values
  - TYPE_UNDO_POSITION
```
public static final int TYPE_UNDO_POSITION
```
    Constant = 4
    
    See Also:
    
    Constant Field Values
  - filename
```
protected String filename
```
  - nameChangedListeners
```
protected Set<INameChangedListener> nameChangedListeners
```
  - filenameChangedListeners
```
protected Set<IFilenameChangedListener> filenameChangedListeners
```
  - contentChangedListeners
```
protected Set<IContentChangedListener> contentChangedListeners
```
  - currentDirectoryChangedListeners
```
protected Set<ICurrentDirectoryChangedListener> currentDirectoryChangedListeners
```
  - notes
```
protected List<NotePadMeta> notes
```
  - changedNotes
```
protected boolean changedNotes
```
  - undo
```
protected List<ChangeAction> undo
```
  - attributesMap
```
protected Map<String,Map<String,String>> attributesMap
```
  - namedParams
```
protected INamedParameters namedParams
```
  - metadataProvider
```
protected IHopMetadataProvider metadataProvider
```
  - changedFlag
```
protected final ChangedFlag changedFlag
```
  - maxUndo
```
protected int maxUndo
```
  - undoPosition
```
protected int undoPosition
```
  - runOptions
```
protected org.apache.hop.base.AbstractMeta.RunOptions runOptions
```
- Constructor Detail
  - AbstractMeta
```
public AbstractMeta()
```
- Method Detail
  - isShowDialog
```
public boolean isShowDialog()
```
  - setShowDialog
```
public void setShowDialog(boolean showDialog)
```
  - isAlwaysShowRunOptions
```
public boolean isAlwaysShowRunOptions()
```
  - setAlwaysShowRunOptions
```
public void setAlwaysShowRunOptions(boolean alwaysShowRunOptions)
```
  - getExtension
```
protected abstract String getExtension()
```
  - extractNameFromFilename
```
public static final String extractNameFromFilename(boolean sync,
                                                   String name,
                                                   String filename,
                                                   String extension)
```
  - setNotes
```
public void setNotes(List<NotePadMeta> notes)
```
    Sets notes
    
    Parameters:
    
    notes - value of notes
  - getName
```
public abstract String getName()
```
    Get the name of the pipeline. If the name is synchronized with the filename, we return the base filename.
    
    Specified by:
    
    getName in interface IEngineMeta
    
    Returns:
    
    The name of the pipeline
  - setName
```
public abstract void setName(String newName)
```
    Set the name.
    
    Specified by:
    
    setName in interface IEngineMeta
    
    Parameters:
    
    newName - The new name
  - isNameSynchronizedWithFilename
```
public abstract boolean isNameSynchronizedWithFilename()
```
    Specified by:
    
    isNameSynchronizedWithFilename in interface IEngineMeta
    
    Returns:
    
    true if the name is derived from the filename
  - setNameSynchronizedWithFilename
```
public abstract void setNameSynchronizedWithFilename(boolean nameSynchronizedWithFilename)
```
    Specified by:
    
    setNameSynchronizedWithFilename in interface IEngineMeta
    
    Parameters:
    
    nameSynchronizedWithFilename - Set to true if the name is derived from the filename
  - getDescription
```
public abstract String getDescription()
```
    Gets the description of the workflow.
    
    Returns:
    
    The description of the workflow
  - setDescription
```
public abstract void setDescription(String description)
```
    Set the description of the workflow.
    
    Parameters:
    
    description - The new description of the workflow
  - getExtendedDescription
```
public abstract String getExtendedDescription()
```
    Gets the extended description of the workflow.
    
    Returns:
    
    The extended description of the workflow
  - setExtendedDescription
```
public abstract void setExtendedDescription(String extendedDescription)
```
    Set the description of the workflow.
    
    Parameters:
    
    extendedDescription - The new extended description of the workflow
  - nameFromFilename
```
public void nameFromFilename()
```
    Builds a name - if no name is set, yet - from the filename
    
    Specified by:
    
    nameFromFilename in interface IEngineMeta
  - getFilename
```
public String getFilename()
```
    Gets the filename.
    
    Specified by:
    
    getFilename in interface IEngineMeta
    
    Returns:
    
    filename
    
    See Also:
    
    IEngineMeta.getFilename()
  - setFilename
```
public void setFilename(String newFilename)
```
    Set the filename of the workflow
    
    Specified by:
    
    setFilename in interface IEngineMeta
    
    Parameters:
    
    newFilename - The new filename of the workflow
  - setInternalHopVariables
```
public abstract void setInternalHopVariables(IVariables var)
```
    This method sets various internal hop variables.
    
    Specified by:
    
    setInternalHopVariables in interface IEngineMeta
    
    Parameters:
    
    var - the variables to set the internal Hop variables and values on
  - setInternalFilenameHopVariables
```
protected abstract void setInternalFilenameHopVariables(IVariables var)
```
    Sets the internal filename hop variables.
    
    Parameters:
    
    var - the new internal filename hop variables
  - findDatabase
```
@Deprecated(since="2.0")
public DatabaseMeta findDatabase(String name)
```
    Deprecated.
    use findDatabase(String name, IVariables variables)
    
    Find a database connection by it's name
    
    Parameters:
    
    name - The database name to look for
    
    Returns:
    
    The database connection or null if nothing was found.
  - findDatabase
```
public DatabaseMeta findDatabase(String name,
                                 IVariables variables)
```
    Find a database connection by it's name
    
    Parameters:
    
    name - The database name to look for
    
    variables - IVariables to use to resolve possible database name
    
    Returns:
    
    The database connection or null if nothing was found.
  - findDatabase
```
public DatabaseMeta findDatabase(String name,
                                 IVariables variables,
                                 boolean haltOnMissingMeta)
```
    Find a database connection by it's name
    
    Parameters:
    
    name - The database name to look for
    
    variables - IVariables to use to resolve possible database name
    
    haltOnMissingMeta - Raise an exception in case connection is missing
  - nrDatabases
```
public int nrDatabases()
```
  - addNameChangedListener
```
public void addNameChangedListener(INameChangedListener listener)
```
    Adds the name changed listener.
    
    Parameters:
    
    listener - the listener
  - removeNameChangedListener
```
public void removeNameChangedListener(INameChangedListener listener)
```
    Removes the name changed listener.
    
    Parameters:
    
    listener - the listener
  - clearNameChangedListeners
```
public void clearNameChangedListeners()
```
    Removes all the name changed listeners
  - fireNameChangedListeners
```
protected void fireNameChangedListeners(String oldName,
                                        String newName)
```
    Fire name changed listeners.
    
    Parameters:
    
    oldName - the old name
    
    newName - the new name
  - addFilenameChangedListener
```
public void addFilenameChangedListener(IFilenameChangedListener listener)
```
    Adds the filename changed listener.
    
    Parameters:
    
    listener - the listener
  - removeFilenameChangedListener
```
public void removeFilenameChangedListener(IFilenameChangedListener listener)
```
    Removes the filename changed listener.
    
    Parameters:
    
    listener - the listener
  - fireFilenameChangedListeners
```
protected void fireFilenameChangedListeners(String oldFilename,
                                            String newFilename)
```
    Fire filename changed listeners.
    
    Parameters:
    
    oldFilename - the old filename
    
    newFilename - the new filename
  - addContentChangedListener
```
public void addContentChangedListener(IContentChangedListener listener)
```
    Adds the passed IContentChangedListener to the list of listeners.
    
    Parameters:
    
    listener -
  - removeContentChangedListener
```
public void removeContentChangedListener(IContentChangedListener listener)
```
    Removes the passed IContentChangedListener from the list of listeners.
    
    Parameters:
    
    listener -
  - getContentChangedListeners
```
public List<IContentChangedListener> getContentChangedListeners()
```
  - fireContentChangedListeners
```
protected void fireContentChangedListeners()
```
    Fire content changed listeners.
  - fireContentChangedListeners
```
protected void fireContentChangedListeners(boolean ch)
```
  - addCurrentDirectoryChangedListener
```
public void addCurrentDirectoryChangedListener(ICurrentDirectoryChangedListener listener)
```
    Remove listener
  - removeCurrentDirectoryChangedListener
```
public void removeCurrentDirectoryChangedListener(ICurrentDirectoryChangedListener listener)
```
    Add a listener to be notified of design-time changes to current directory variable
  - fireCurrentDirectoryChanged
```
protected void fireCurrentDirectoryChanged(String previous,
                                           String current)
```
    Notify listeners of a change in current directory.
  - findHopServer
```
public HopServer findHopServer(String serverString)
```
    Find a hop server using the name
    
    Parameters:
    
    serverString - the name of the hop server
    
    Returns:
    
    the hop server or null if we couldn't spot an approriate entry.
  - getHopServerNames
```
public String[] getHopServerNames()
```
    Gets an array of hop server names.
    
    Returns:
    
    An array list hop server names
  - addUndo
```
public void addUndo(Object[] from,
                    Object[] to,
                    int[] pos,
                    Point[] prev,
                    Point[] curr,
                    int typeOfChange,
                    boolean nextAlso)
```
    Description copied from interface: IUndo
    
    Add an undo operation to the undo list
    
    Specified by:
    
    addUndo in interface IUndo
    
    Parameters:
    
    from - array of objects representing the old state
    
    to - array of objectes representing the new state
    
    pos - An array of object locations
    
    prev - An array of points representing the old positions
    
    curr - An array of points representing the new positions
    
    nextAlso - indicates that the next undo operation needs to follow this one.
  - clearUndo
```
public void clearUndo()
```
    Clear undo.
  - nextUndo
```
public ChangeAction nextUndo()
```
    Description copied from interface: IUndo
    
    Get the next undo transaction on the list. Change the undo pointer.
    
    Specified by:
    
    nextUndo in interface IUndo
    
    Returns:
    
    The next undo transaction (for redo)
  - viewNextUndo
```
public ChangeAction viewNextUndo()
```
    Description copied from interface: IUndo
    
    Get the next undo transaction on the list.
    
    Specified by:
    
    viewNextUndo in interface IUndo
    
    Returns:
    
    The next undo transaction (for redo)
  - previousUndo
```
public ChangeAction previousUndo()
```
    Description copied from interface: IUndo
    
    Get the previous undo operation and change the undo pointer
    
    Specified by:
    
    previousUndo in interface IUndo
    
    Returns:
    
    The undo transaction to be performed.
  - viewThisUndo
```
public ChangeAction viewThisUndo()
```
    View current undo, don't change undo position
    
    Specified by:
    
    viewThisUndo in interface IUndo
    
    Returns:
    
    The current undo transaction
  - viewPreviousUndo
```
public ChangeAction viewPreviousUndo()
```
    Description copied from interface: IUndo
    
    View previous undo, don't change undo position
    
    Specified by:
    
    viewPreviousUndo in interface IUndo
    
    Returns:
    
    The previous undo transaction
  - getMaxUndo
```
public int getMaxUndo()
```
    Description copied from interface: IUndo
    
    Get the maximum number of undo operations possible
    
    Specified by:
    
    getMaxUndo in interface IUndo
    
    Returns:
    
    The maximum number of undo operations that are allowed.
  - setMaxUndo
```
public void setMaxUndo(int mu)
```
    Description copied from interface: IUndo
    
    Sets the maximum number of undo operations that are allowed.
    
    Specified by:
    
    setMaxUndo in interface IUndo
    
    Parameters:
    
    mu - The maximum number of undo operations that are allowed.
  - getUndoSize
```
public int getUndoSize()
```
    Gets the undo size.
    
    Returns:
    
    the undo size
  - setAttributesMap
```
public void setAttributesMap(Map<String,Map<String,String>> attributesMap)
```
    Specified by:
    
    setAttributesMap in interface IAttributes
  - getAttributesMap
```
public Map<String,Map<String,String>> getAttributesMap()
```
    Specified by:
    
    getAttributesMap in interface IAttributes
  - setAttribute
```
public void setAttribute(String groupName,
                         String key,
                         String value)
```
    Specified by:
    
    setAttribute in interface IAttributes
  - setAttributes
```
public void setAttributes(String groupName,
                          Map<String,String> attributes)
```
    Specified by:
    
    setAttributes in interface IAttributes
  - getAttributes
```
public Map<String,String> getAttributes(String groupName)
```
    Specified by:
    
    getAttributes in interface IAttributes
  - getAttribute
```
public String getAttribute(String groupName,
                           String key)
```
    Specified by:
    
    getAttribute in interface IAttributes
  - addNote
```
public void addNote(int p,
                    NotePadMeta ni)
```
    Add a new note at a certain location (i.e. the specified index). Also marks that the notes have changed.
    
    Parameters:
    
    p - The index into the notes list
    
    ni - The note to be added.
  - addNote
```
public void addNote(NotePadMeta ni)
```
    Add a new note. Also marks that the notes have changed.
    
    Parameters:
    
    ni - The note to be added.
  - getNote
```
public NotePadMeta getNote(int x,
                           int y)
```
    Find the note that is located on a certain point on the canvas.
    
    Parameters:
    
    x - the x-coordinate of the point queried
    
    y - the y-coordinate of the point queried
    
    Returns:
    
    The note information if a note is located at the point. Otherwise, if nothing was found: null.
  - getNote
```
public NotePadMeta getNote(int i)
```
    Gets the note.
    
    Parameters:
    
    i - the i
    
    Returns:
    
    the note
  - getNotes
```
public List<NotePadMeta> getNotes()
```
    Gets the notes.
    
    Returns:
    
    the notes
  - getSelectedNotes
```
public List<NotePadMeta> getSelectedNotes()
```
    Gets a list of all selected notes.
    
    Returns:
    
    A list of all the selected notes.
  - indexOfNote
```
public int indexOfNote(NotePadMeta ni)
```
    Finds the location (index) of the specified note.
    
    Parameters:
    
    ni - The note queried
    
    Returns:
    
    The location of the note, or -1 if nothing was found.
  - lowerNote
```
public void lowerNote(int p)
```
    Lowers a note to the "bottom" of the list by removing the note at the specified index and re-inserting it at the front. Also marks that the notes have changed.
    
    Parameters:
    
    p - the index into the notes list.
  - nrNotes
```
public int nrNotes()
```
    Gets the number of notes.
    
    Returns:
    
    The number of notes.
  - raiseNote
```
public void raiseNote(int p)
```
    Raises a note to the "top" of the list by removing the note at the specified index and re-inserting it at the end. Also marks that the notes have changed.
    
    Parameters:
    
    p - the index into the notes list.
  - removeNote
```
public void removeNote(int i)
```
    Removes a note at a certain location (i.e. the specified index). Also marks that the notes have changed.
    
    Parameters:
    
    i - The index into the notes list
  - haveNotesChanged
```
public boolean haveNotesChanged()
```
    Checks whether or not any of the notes have been changed.
    
    Returns:
    
    true if the notes have been changed, false otherwise
  - getNoteIndexes
```
public int[] getNoteIndexes(List<NotePadMeta> notes)
```
    Get an array of the locations of an array of notes
    
    Parameters:
    
    notes - An array of notes
    
    Returns:
    
    an array of the locations of an array of notes
  - getDatabases
```
public List<DatabaseMeta> getDatabases()
```
    Returns a list of the databases.
    
    Returns:
    
    Returns the databases.
  - getDatabaseNames
```
public String[] getDatabaseNames()
```
    Gets the database names.
    
    Returns:
    
    the database names
  - addParameterDefinition
```
public void addParameterDefinition(String key,
                                   String defValue,
                                   String description)
                            throws DuplicateParamException
```
    Specified by:
    
    addParameterDefinition in interface INamedParameterDefinitions
    
    Throws:
    
    DuplicateParamException
  - getParameterDescription
```
public String getParameterDescription(String key)
                               throws UnknownParamException
```
    Specified by:
    
    getParameterDescription in interface INamedParameterDefinitions
    
    Throws:
    
    UnknownParamException
  - getParameterDefault
```
public String getParameterDefault(String key)
                           throws UnknownParamException
```
    Specified by:
    
    getParameterDefault in interface INamedParameterDefinitions
    
    Throws:
    
    UnknownParamException
  - listParameters
```
public String[] listParameters()
```
    Specified by:
    
    listParameters in interface INamedParameterDefinitions
  - removeAllParameters
```
public void removeAllParameters()
```
    Specified by:
    
    removeAllParameters in interface INamedParameterDefinitions
  - getMetadataProvider
```
public IHopMetadataProvider getMetadataProvider()
```
  - setMetadataProvider
```
public void setMetadataProvider(IHopMetadataProvider metadataProvider)
```
  - setInternalNameHopVariable
```
protected abstract void setInternalNameHopVariable(IVariables var)
```
    Sets the internal name hop variable.
    
    Parameters:
    
    var - the new internal name hop variable
  - getCreatedDate
```
public abstract Date getCreatedDate()
```
    Gets the date the pipeline was created.
    
    Specified by:
    
    getCreatedDate in interface IEngineMeta
    
    Returns:
    
    the date the pipeline was created.
  - setCreatedDate
```
public abstract void setCreatedDate(Date createdDate)
```
    Sets the date the pipeline was created.
    
    Specified by:
    
    setCreatedDate in interface IEngineMeta
    
    Parameters:
    
    createdDate - The creation date to set.
  - setCreatedUser
```
public abstract void setCreatedUser(String createdUser)
```
    Sets the user by whom the pipeline was created.
    
    Specified by:
    
    setCreatedUser in interface IEngineMeta
    
    Parameters:
    
    createdUser - The user to set.
  - getCreatedUser
```
public abstract String getCreatedUser()
```
    Gets the user by whom the pipeline was created.
    
    Specified by:
    
    getCreatedUser in interface IEngineMeta
    
    Returns:
    
    the user by whom the pipeline was created.
  - setModifiedDate
```
public abstract void setModifiedDate(Date modifiedDate)
```
    Sets the date the pipeline was modified.
    
    Specified by:
    
    setModifiedDate in interface IEngineMeta
    
    Parameters:
    
    modifiedDate - The modified date to set.
  - getModifiedDate
```
public abstract Date getModifiedDate()
```
    Gets the date the pipeline was modified.
    
    Specified by:
    
    getModifiedDate in interface IEngineMeta
    
    Returns:
    
    the date the pipeline was modified.
  - setModifiedUser
```
public abstract void setModifiedUser(String modifiedUser)
```
    Sets the user who last modified the pipeline.
    
    Specified by:
    
    setModifiedUser in interface IEngineMeta
    
    Parameters:
    
    modifiedUser - The user name to set.
  - getModifiedUser
```
public abstract String getModifiedUser()
```
    Gets the user who last modified the pipeline.
    
    Specified by:
    
    getModifiedUser in interface IEngineMeta
    
    Returns:
    
    the user who last modified the pipeline.
  - clear
```
public void clear()
```
  - clearChanged
```
public void clearChanged()
```
    Description copied from interface: IEngineMeta
    
    Clears the changed flag of this.
    
    Specified by:
    
    clearChanged in interface IChanged
    
    Specified by:
    
    clearChanged in interface IEngineMeta
  - setChanged
```
public void setChanged()
```
    Specified by:
    
    setChanged in interface IChanged
  - setChanged
```
public final void setChanged(boolean ch)
```
    Specified by:
    
    setChanged in interface IChanged
  - addObserver
```
public void addObserver(IHopObserver o)
```
  - deleteObserver
```
public void deleteObserver(IHopObserver o)
```
  - notifyObservers
```
public void notifyObservers(Object arg)
```
  - canSave
```
public boolean canSave()
```
    Checks whether the workflow can be saved. For WorkflowMeta, this method always returns true
    
    Specified by:
    
    canSave in interface IEngineMeta
    
    Returns:
    
    true
    
    See Also:
    
    IEngineMeta.canSave()
  - hasChanged
```
public boolean hasChanged()
```
    Specified by:
    
    hasChanged in interface IChanged
  - hasMissingPlugins
```
public boolean hasMissingPlugins()
```
  - compare
```
protected int compare(AbstractMeta meta1,
                      AbstractMeta meta2)
```
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - isClearingLog
```
public boolean isClearingLog()
```
  - setClearingLog
```
public void setClearingLog(boolean clearingLog)
```
  - isSafeModeEnabled
```
public boolean isSafeModeEnabled()
```
  - setSafeModeEnabled
```
public void setSafeModeEnabled(boolean safeModeEnabled)
```

Class AbstractMeta

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface org.apache.hop.core.IEngineMeta

Field Detail

TYPE_UNDO_CHANGE

TYPE_UNDO_NEW

TYPE_UNDO_DELETE

TYPE_UNDO_POSITION

filename

nameChangedListeners

filenameChangedListeners

contentChangedListeners

currentDirectoryChangedListeners

notes

changedNotes

undo

attributesMap

namedParams

metadataProvider

changedFlag

maxUndo

undoPosition

runOptions

Constructor Detail

AbstractMeta

Method Detail

isShowDialog

setShowDialog

isAlwaysShowRunOptions

setAlwaysShowRunOptions

getExtension

extractNameFromFilename

setNotes

getName

setName

isNameSynchronizedWithFilename

setNameSynchronizedWithFilename

getDescription

setDescription

getExtendedDescription

setExtendedDescription

nameFromFilename

getFilename

setFilename

setInternalHopVariables

setInternalFilenameHopVariables

findDatabase

findDatabase

findDatabase

nrDatabases

addNameChangedListener

removeNameChangedListener

clearNameChangedListeners

fireNameChangedListeners

addFilenameChangedListener

removeFilenameChangedListener

fireFilenameChangedListeners

addContentChangedListener

removeContentChangedListener

getContentChangedListeners

fireContentChangedListeners

fireContentChangedListeners

addCurrentDirectoryChangedListener

removeCurrentDirectoryChangedListener

fireCurrentDirectoryChanged

findHopServer

getHopServerNames

addUndo

clearUndo

nextUndo

viewNextUndo

previousUndo

viewThisUndo

viewPreviousUndo

getMaxUndo

setMaxUndo

getUndoSize