NewAttributeAction.java

/*
 * ====================================================================
 * 
 * The ObjectStyle Group Software License, Version 1.0
 * 
 * Copyright (c) 2006 The ObjectStyle Group and individual authors of the
 * software. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
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 * 3. The end-user documentation included with the redistribution, if any, must
 * include the following acknowlegement: "This product includes software
 * developed by the ObjectStyle Group (http://objectstyle.org/)." Alternately,
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package org.objectstyle.wolips.eomodeler.actions;

import java.util.Set;

import org.objectstyle.wolips.eomodeler.Activator;
import org.objectstyle.wolips.eomodeler.Messages;
import org.objectstyle.wolips.eomodeler.core.model.DuplicateNameException;
import org.objectstyle.wolips.eomodeler.core.model.EOAttribute;
import org.objectstyle.wolips.eomodeler.core.model.EOEntity;
import org.objectstyle.wolips.eomodeler.core.model.EOModelException;
import org.objectstyle.wolips.eomodeler.core.model.EOModelVerificationFailure;
import org.objectstyle.wolips.eomodeler.preferences.PreferenceConstants;

public class NewAttributeAction extends AbstractNewObjectAction<EOEntity, EOAttribute> {
	public NewAttributeAction() {
		super(EOEntity.class, Messages.getString("EOAttribute.newName"));
	}

	@Override
	protected EOAttribute createChild(EOEntity parent, Set<EOModelVerificationFailure> failures) throws EOModelException {
		return createAttribute(parent);
	}
	
	public static final EOAttribute createAttribute(EOEntity entity) throws DuplicateNameException {
		EOAttribute newAttribute = entity.addBlankAttribute(Messages.getString("EOAttribute.newName"));
		newAttribute.setAllowsNull(Boolean.valueOf(Activator.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.ALLOWS_NULL_DEFAULT_KEY)));
		newAttribute.setUsedForLocking(Boolean.valueOf(Activator.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.USED_FOR_LOCKING_DEFAULT_KEY)));
		return newAttribute;
	}

	@Override
	protected String getNoSelectionMessage() {
		return Messages.getString("EOAttribute.noEntitySelectedMessage");
	}

	@Override
	protected String getNoSelectionTitle() {
		return Messages.getString("EOAttribute.noEntitySelectedTitle");
	}
}