Bug 107590 [source action] 'Override method' content assist does not use parameter names from overridden method
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/OverrideCompletionProposal.java
rewriter.insertFirst(stub, null);
							break;
						}
					}
					if (stub != null) {
						IDocument contents= new Document(fCompilationUnit.getBuffer().getContents());
						IRegion region= contents.getLineInformationOfOffset(getReplacementOffset());
						ITrackedNodePosition position= rewrite.track(stub);
						String indent= Strings.getIndentString(contents.get(region.getOffset(), region.getLength()), settings.tabWidth, settings.indentWidth);
						try {
							rewrite.rewriteAST(contents, fJavaProject.getOptions(true)).apply(contents, TextEdit.UPDATE_REGIONS);
						} catch (MalformedTreeException exception) {
							JavaPlugin.log(exception);
						} catch (BadLocationException exception) {
							JavaPlugin.log(exception);
						}
						setReplacementString(Strings.changeIndent(Strings.trimIndentation(contents.get(position.getStartPosition(), position.getLength()), settings.tabWidth, settings.indentWidth, false), 0, settings.tabWidth, settings.indentWidth, indent, TextUtilities.getDefaultLineDelimiter(contents)));
					}
				}
			}
		}
		return true;
	}
	/*
	 * @see org.eclipse.jface.text.contentassist.ICompletionProposalExtension4#isAutoInsertable()
	 */
	public boolean isAutoInsertable() {
		return false;
	}
}