/* * Copyright (C) 2005-2011 Alfresco Software Limited. * * This file is part of Alfresco * * Alfresco is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Alfresco is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Alfresco. If not, see . */ package org.alfresco.util.schemacomp; import org.springframework.extensions.surf.util.I18NUtil; /** * Result of a comparison between two database objects. * * @author Matt Ward */ public final class Difference extends Result { /** Specifies the type of differences */ public enum Where { ONLY_IN_REFERENCE, ONLY_IN_TARGET, IN_BOTH_NO_DIFFERENCE, IN_BOTH_BUT_DIFFERENCE }; private final Where where; private final DbProperty left; private final DbProperty right; public Difference(Where where, DbProperty left, DbProperty right) { // Sanity check parameters if (left == null && right == null) { throw new IllegalArgumentException("DbProperty parameters cannot BOTH be null."); } this.where = where; this.left = left; this.right = right; } /** * @return the where */ public Where getWhere() { return this.where; } /** * @return the left */ public DbProperty getLeft() { return this.left; } /** * @return the right */ public DbProperty getRight() { return this.right; } @Override public String describe() { if (getLeft() == null) { return I18NUtil.getMessage( "system.schema_comp.diff.target_only", getRight().getDbObject().getTypeName(), getRight().getPath(), getRight().getPropertyValue()); } if (getRight() == null) { return I18NUtil.getMessage( "system.schema_comp.diff.ref_only", getLeft().getDbObject().getTypeName(), getLeft().getPath(), getLeft().getPropertyValue()); } return I18NUtil.getMessage( "system.schema_comp.diff", getLeft().getDbObject().getTypeName(), getLeft().getPath(), getLeft().getPropertyValue(), getRight().getPath(), getRight().getPropertyValue()); } @Override public String toString() { return "Difference [where=" + this.where + ", left=" + this.left + ", right=" + this.right + "]"; } }