@Override protected boolean optimizedCanExecute() { if (collection == null) { return false; } // We'll try adding a shallow copy of the clipboard contents, instead of a full copy. // Note: we can't just try adding the clipboard contents itself, because the copy may be a // different type then what's on the clipboard (e.g. EJB Field -> RDB Column). // CopyCommand.Helper copyHelper = new CopyCommand.Helper(); CompoundCommand shallowCopyCommand = new CompoundCommand(CompoundCommand.MERGE_COMMAND_ALL); for (Object object : collection) { if (!shallowCopyCommand.appendAndExecute(CreateCopyCommand.create(domain, object, copyHelper))) { shallowCopyCommand.dispose(); return false; } } Command addCommand = AddCommand.create(domain, owner, null, shallowCopyCommand.getResult()); boolean result = addCommand.canExecute(); shallowCopyCommand.dispose(); addCommand.dispose(); return result; }
removeCommand.dispose(); return UnexecutableCommand.INSTANCE;
@Override protected boolean optimizedCanExecute() { if (collection == null) { return false; } // We'll try adding a shallow copy of the clipboard contents, instead of a full copy. // Note: we can't just try adding the clipboard contents itself, because the copy may be a // different type then what's on the clipboard (e.g. EJB Field -> RDB Column). // CopyCommand.Helper copyHelper = new CopyCommand.Helper(); CompoundCommand shallowCopyCommand = new CompoundCommand(CompoundCommand.MERGE_COMMAND_ALL); for (Object object : collection) { if (!shallowCopyCommand.appendAndExecute(CreateCopyCommand.create(domain, object, copyHelper))) { shallowCopyCommand.dispose(); return false; } } Command addCommand = AddCommand.create(domain, owner, null, shallowCopyCommand.getResult()); boolean result = addCommand.canExecute(); shallowCopyCommand.dispose(); addCommand.dispose(); return result; }
@Override protected boolean optimizedCanExecute() { Collection<?> collection = domain.getClipboard(); if (collection == null) { return false; } // We'll try adding a shallow copy of the clipboard contents, instead of a full copy. // Note: we can't just try adding the clipboard contents itself, because the copy may be a // different type then what's on the clipboard (e.g. EJB Field -> RDB Column). // CopyCommand.Helper copyHelper = new CopyCommand.Helper(); CompoundCommand shallowCopyCommand = new CompoundCommand(CompoundCommand.MERGE_COMMAND_ALL); for (Object object : collection) { if (!shallowCopyCommand.appendAndExecute(CreateCopyCommand.create(domain, object, copyHelper))) { shallowCopyCommand.dispose(); return false; } } Command addCommand = AddCommand.create(domain, owner, feature, shallowCopyCommand.getResult()); boolean result = addCommand.canExecute(); shallowCopyCommand.dispose(); addCommand.dispose(); return result; }
@Override protected boolean optimizedCanExecute() { Collection<?> collection = domain.getClipboard(); if (collection == null) { return false; } // We'll try adding a shallow copy of the clipboard contents, instead of a full copy. // Note: we can't just try adding the clipboard contents itself, because the copy may be a // different type then what's on the clipboard (e.g. EJB Field -> RDB Column). // CopyCommand.Helper copyHelper = new CopyCommand.Helper(); CompoundCommand shallowCopyCommand = new CompoundCommand(CompoundCommand.MERGE_COMMAND_ALL); for (Object object : collection) { if (!shallowCopyCommand.appendAndExecute(CreateCopyCommand.create(domain, object, copyHelper))) { shallowCopyCommand.dispose(); return false; } } Command addCommand = AddCommand.create(domain, owner, feature, shallowCopyCommand.getResult()); boolean result = addCommand.canExecute(); shallowCopyCommand.dispose(); addCommand.dispose(); return result; }
addCommand.dispose(); return UnexecutableCommand.INSTANCE;