org.openjump.core.ui.plugin.tools
Class UnionByAttributePlugIn

java.lang.Object
  org.openjump.core.ui.plugin.AbstractUiPlugIn
      org.openjump.core.ui.plugin.AbstractThreadedUiPlugIn
          org.openjump.core.ui.plugin.tools.UnionByAttributePlugIn

All Implemented Interfaces:

PlugIn, ThreadedPlugIn, java.awt.event.ActionListener, java.util.EventListener

public class UnionByAttributePlugIn
extends AbstractThreadedUiPlugIn

UnionByAttribute plugin is used to union features in a Layer or to Dissolve features using an attribute. It can optionnaly merge unioned LineStrings (union just create MultiLineStrings by default).
There are three options available :

• Features with empty values can be discarded
• Attribute values can be added up (numeric) or concatened (strings)

Field Summary

Fields inherited from class org.openjump.core.ui.plugin.AbstractUiPlugIn

enableCheck, workbenchContext

Constructor Summary

UnionByAttributePlugIn()

Method Summary

static MultiEnableCheck	createEnableCheck(WorkbenchContext workbenchContext)
boolean	execute(PlugInContext context) Method to be overridden by implementations to execute the plug-in.
java.lang.String	getName() Get the name of the plug-in.
void	initialize(PlugInContext context) Method to be overridden by implementations to initialize the plug-in.
void	run(TaskMonitor monitor, PlugInContext context) Runs the task.

Methods inherited from class org.openjump.core.ui.plugin.AbstractUiPlugIn

actionPerformed, createName, getEnableCheck, getIcon, getToolTip, isRollingBackInvalidEdits, reportNothingToUndoYet, setWorkbenchContext, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

UnionByAttributePlugIn

public UnionByAttributePlugIn()

Method Detail

getName

public java.lang.String getName()

Description copied from class: AbstractUiPlugIn

Get the name of the plug-in. If a name was not specified create a name using AbstractUiPlugIn.createName(Class).

Specified by:

getName in interface PlugIn

Overrides:

getName in class AbstractUiPlugIn

Returns:

The plug-in name.

initialize

public void initialize(PlugInContext context)
                throws java.lang.Exception

Description copied from class: AbstractUiPlugIn

Method to be overridden by implementations to initialize the plug-in. Plug-ins must invoke super.initialize().

Specified by:

initialize in interface PlugIn

Overrides:

initialize in class AbstractUiPlugIn

Parameters:

context - The plug-in context.

Throws:

java.lang.Exception

createEnableCheck

public static MultiEnableCheck createEnableCheck(WorkbenchContext workbenchContext)

execute

public boolean execute(PlugInContext context)
                throws java.lang.Exception

Description copied from class: AbstractUiPlugIn

Method to be overridden by implementations to execute the plug-in.

Specified by:

execute in interface PlugIn

Overrides:

execute in class AbstractUiPlugIn

Parameters:

context - The plug-in context.

Returns:

true if the action completed, false if it was aborted. Used by ThreadedPlugIns to indicate that their #run method needn't be called next.

Throws:

java.lang.Exception - if a problem occurs during plug-in execution

See Also:

ThreadedPlugIn

run

public void run(TaskMonitor monitor,
                PlugInContext context)
         throws java.lang.Exception

Description copied from interface: ThreadedPlugIn

Runs the task. This method will be executed in a separate thread, so that the GUI remains responsive (but only partially so, as a modal progress dialog will be in the way). Don't call GUI classes in this method as it is not executed on the GUI thread.

Parameters:

monitor - context to which this task can report its progress and check whether a party has requested its cancellation

Throws:

java.lang.Exception