Bug 44062 javadoc command should correspond to default JDK [javadoc]
The java command should match the selected JDK in preferences. In OSX, I found that the default runtime was 1.4.1 but the javadoc command was using JDK 1.3.1 javadoc.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavadocPreferencePage.java
WorkbenchHelp.setHelp(getControl(), IJavaHelpContextIds.JAVADOC_PREFERENCE_PAGE);
	}	
	
	/*
	 * @see PreferencePage#createContents(Composite)
	 */
	protected Control createContents(Composite parent) {
		initializeDialogUnits(parent);
		
		GridLayout layout= new GridLayout();
		layout.marginHeight= 0;
		layout.marginWidth= 0;
		layout.numColumns= 3;
		fComposite= new Composite(parent, SWT.NONE);
		fComposite.setLayout(layout);
		DialogField javaDocCommentLabel= new DialogField();
		javaDocCommentLabel.setLabelText(PreferencesMessages.getString("JavadocPreferencePage.description")); 
		javaDocCommentLabel.doFillIntoGrid(fComposite, 3);
		LayoutUtil.setWidthHint(javaDocCommentLabel.getLabelControl(null), convertWidthInCharsToPixels(80));
		JDocDialogFieldAdapter adapter= new JDocDialogFieldAdapter();
		fJavadocSelection= new StringButtonDialogField(adapter);
		fJavadocSelection.setDialogFieldListener(adapter);
		fJavadocSelection.setLabelText(PreferencesMessages.getString("JavadocPreferencePage.command.label")); 
		fJavadocSelection.setButtonLabel(PreferencesMessages.getString("JavadocPreferencePage.command.button")); 
		fJavadocSelection.doFillIntoGrid(fComposite, 3);
		LayoutUtil.setHorizontalGrabbing(fJavadocSelection.getTextControl(null));
		LayoutUtil.setWidthHint(fJavadocSelection.getTextControl(null), convertWidthInCharsToPixels(10));
		initFields();
		Dialog.applyDialogFont(fComposite);
		return fComposite;