Bug 114098 [content assist] Camel case completions are not inserted
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/CodeAssistConfigurationBlock.java
};
		
		fCompletionInsertsRadioButton= new Button(completionComposite, SWT.RADIO | SWT.LEFT);
		fCompletionInsertsRadioButton.setText(PreferencesMessages.JavaEditorPreferencePage_completionInserts); 
		fCompletionInsertsRadioButton.setLayoutData(new GridData());
		fCompletionInsertsRadioButton.addSelectionListener(completionSelectionListener);
		
		fCompletionOverwritesRadioButton= new Button(completionComposite, SWT.RADIO | SWT.LEFT);
		fCompletionOverwritesRadioButton.setText(PreferencesMessages.JavaEditorPreferencePage_completionOverwrites); 
		fCompletionOverwritesRadioButton.setLayoutData(new GridData());
		fCompletionOverwritesRadioButton.addSelectionListener(completionSelectionListener);
		
		Label label= new Label(completionComposite, SWT.NONE);
		label.setText(PreferencesMessages.JavaEditorPreferencePage_completionToggleHint);
		GridData gd= new GridData();
		gd.horizontalIndent= 20;
		gd.horizontalSpan= 2;
		label.setLayoutData(gd);
	}
	
	public void initialize() {
		initializeFields();
	}
	private void initializeFields() {
		boolean completionInserts= getBooleanValue(PREF_CODEASSIST_INSERT_COMPLETION);
		fCompletionInsertsRadioButton.setSelection(completionInserts);
		fCompletionOverwritesRadioButton.setSelection(!completionInserts);
		
		updateAutoactivationControls();
 	}