Java tutorial
/* * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). * All rights reserved. * This component and the accompanying materials are made available * under the terms of the License "Eclipse Public License v1.0" * which accompanies this distribution, and is available * at the URL "http://www.eclipse.org/legal/epl-v10.html". * * Initial Contributors: * Nokia Corporation - initial contribution. * * Contributors: * * Description: * */ package com.nokia.helium.antlint.checks; import java.util.List; import org.dom4j.Element; import org.dom4j.Node; /** * <code>CheckUseOfIfInTargets</code> is used to check the usage of if task as * against the condition task or <target if|unless="property.name"> inside * targets. * */ public class CheckUseOfIfInTargets extends AbstractCheck { /** * {@inheritDoc} */ public void run(Element node) { if (node.getName().equals("target")) { checkUseOfIf(node); } } /** * Check against the given node. * * @param node * is the node to check. */ @SuppressWarnings("unchecked") private void checkUseOfIf(Element node) { String target = node.attributeValue("name"); String targetxpath = "//target[@name='" + target + "']//if"; List<Node> statements2 = node.selectNodes(targetxpath); for (Node statement : statements2) { List<Node> conditiontest = statement.selectNodes("./then/property"); if (conditiontest != null && conditiontest.size() == 1) { List<Node> conditiontest2 = statement.selectNodes("./else/property"); if (conditiontest2 != null && conditiontest2.size() == 1) { log("Target " + target + " poor use of if-else-property statement, use condition task"); } else if (statement.selectNodes("./else").size() == 0) { log("Target " + target + " poor use of if-then-property statement, use condition task"); } } } List<Node> statements = node.selectNodes("//target[@name='" + target + "']/*"); if (!(statements.size() > 1)) { if (node.selectSingleNode(targetxpath + "/else") == null) { if (node.selectSingleNode(targetxpath + "/isset") != null || node.selectSingleNode(targetxpath + "/not/isset") != null) { log("Target " + target + " poor use of if statement, use <target if|unless=\"prop\""); } } } } }