Edit actions

Edit menu commands shown when a Java Editor is visible
Name	Function	Keyboard Shortcut
Undo	Revert the last change in the editor	Ctrl + Z
Redo	Revert an undone change	Ctrl + Y
Cut	Copies the currently selected text or element to the clipboard and removes the element. On elements, the remove is not performed before the clipboard is pasted.	Ctrl + X
Copy	Copies the currently selected text or elements to the clipboard	Ctrl + C
Paste	Paste the current content as text to the editor, or as a sibling or child element to the a currently selected element.	Ctrl + V
Delete	Delete the current text or element selection.	Delete
Select All	Select all the editor content..	Ctrl + A
Find / Replace	Open the Find / Replace dialog. Editor only.	Ctrl + F
Find Next	Finds the next occurrence of the currently selected text. Editor only.	Ctrl + K
Find Previous	Finds the previous occurrence of the currently selected text. Editor only.	Ctrl + Shift + K
Incremental Find	Starts the incremental find mode. After invocation, enter the search text as instructed in the status bar. Editor only.	Ctrl + J
Go to Line	Opens an a dialog which allows entering the line number to which the editor should jump to. Editor only.	Ctrl + L
Add Bookmark	Add a bookmark to the current text selection or selected element.
Add Task	Add a user defined task to the current text selection or selected element.	Alt + Enter
Expand Selection to	Enclosing Element: Selects the enclosing expression, block, method in the code. This action is aware of the Java syntax. It may not function properly when the code has syntax errors. (Arrow Up) Next Element: Selects the current and next element. (Arrow Right) Previous Element: Selects the current and the previous element (Arrow Left) Restore Last Selection: After an invocation of Expand Selection to restore the previous selection. (Arrow Down)	Alt + Shift + Arrow Keys
Content Assist	Opens a context assist dialog at the current cursor position to bring up Java code assist proposals and templates. See the Templates preference page for available templates (Window > Preferences > Java > Templates) and go to the Editor preference page (Window > Preferences > Java > Editor > Code Assist) for configuring the behaviour of code assist.	Ctrl + Space
Quick Fix	If the cursor is located at a location with problem indication this opens a context assist dialog at the current cursor to present possible corrections.	Ctrl + 1
Parameter Hints	If the cursor is located at the parameter specification for method reference, this actions shows a hover with parameter types information.The parameter at the current cursor location is shown in bold.	Ctrl + Shift + Space
Show Tooltip Description	Shows the value of a hover that would appear at the current cursor location. The dialog shown is scrollable and does not shorten descriptions.	F2
Encoding	Toggles the encoding of the currently shown text content.