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The source code/* * Sun Public License Notice * * The contents of this file are subject to the Sun Public License * Version 1.0 (the "License"). You may not use this file except in * compliance with the License. A copy of the License is available at * http://www.sun.com/ * * The Original Code is NetBeans. The Initial Developer of the Original * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun * Microsystems, Inc. All Rights Reserved. */ package org.netbeans.modules.javacore.jmiimpl.javamodel; import org.netbeans.jmi.javamodel.Expression; import org.netbeans.jmi.javamodel.IfStatement; import org.netbeans.jmi.javamodel.Statement; import org.netbeans.lib.java.parser.ASTree; import org.netbeans.mdr.storagemodel.StorableObject; import org.netbeans.modules.javacore.parser.ASTProvider; import java.util.List; import java.util.Collection; import java.util.Set; import org.netbeans.jmi.javamodel.Element; /** * * @author Martin matula */ public abstract class IfStatementImpl extends ConditionImpl implements IfStatement { private Statement thenPart = null; private Statement elsePart = null; /** Creates a new instance of IfStatementImpl */ public IfStatementImpl(StorableObject o) { super(o); } public void setThenPart(Statement body) { objectChanged(CHANGED_THEN_PART); changeChild(getThenPart(), body); this.thenPart = body; } public void setElsePart(Statement body) { objectChanged(CHANGED_ELSE_PART); changeChild(getElsePart(), body); this.elsePart = body; } public List getChildren() { List list = super.getChildren(); addIfNotNull(list, getThenPart()); addIfNotNull(list, getElsePart()); return list; } protected void initChildren() { childrenInited = false; ASTree tree = getASTree(); if (tree != null) { ASTree[] parts = tree.getSubTrees(); expression = (Expression) initOrCreate(expression, parts[0]); thenPart = (Statement) initOrCreate(thenPart, parts[1]); elsePart = (Statement) initOrCreate(elsePart, parts[2]); } childrenInited = true; } public Statement getThenPart() { if (!childrenInited) { initChildren(); } return thenPart; } public Statement getElsePart() { if (!childrenInited) { initChildren(); } return elsePart; } public String getSourceText() { String origElem; if ((origElem = checkChange()) != null) return origElem; StringBuffer buf = new StringBuffer(); StatementImpl cond = (StatementImpl) getExpression(); StatementImpl thenPart = (StatementImpl) getThenPart(); StatementImpl elsePart = (StatementImpl) getElsePart(); formatElementPart(IF_KEYWORD, buf); formatElementPart(STMT_OPEN_BRACKET, buf); buf.append(cond.getSourceText()); formatElementPart(STMT_CLOSE_BRACKET, buf); buf.append(thenPart.getSourceText()); if (elsePart != null) { if (thenPart instanceof StatementBlockImpl) { formatElementPart(ELSE_KEYWORD1, buf); } else { formatElementPart(ELSE_KEYWORD2, buf); } buf.append(elsePart.getSourceText()); } return buf.toString(); } public void getDiff(List diff) { ASTProvider parser = getParser(); ASTree tree = getASTree(); ASTree[] children = tree.getSubTrees(); getChildDiff(diff, parser, children[0], (MetadataElement) getExpression(), CHANGED_EXPRESSION); getChildDiff(diff, parser, children[1], (MetadataElement) getThenPart(), CHANGED_THEN_PART); getChildDiff(diff, parser, children[2], (MetadataElement) getElsePart(), CHANGED_ELSE_PART, parser.getToken(children[1].getLastToken()).getEndOffset(), formatElementPart(ELSE_KEYWORD1)); } void setData(Expression expression, Statement thenPart, Statement elsePart) { changeChild(null, expression); changeChild(null, thenPart); changeChild(null, elsePart); this.expression = expression; this.thenPart = thenPart; this.elsePart = elsePart; } protected void _delete() { // --- delete components ------------------------------------------- if (childrenInited) { deleteChild(thenPart); deleteChild(elsePart); } // --- delete links ----------------------------------------------- // no links to delete // --- call super --------------------------------------- super._delete(); } public void replaceChild(Element oldElement,Element newElement) { if (childrenInited) { if (oldElement.equals(thenPart)) { setThenPart((Statement)newElement); } else if (oldElement.equals(elsePart)) { setElsePart((Statement)newElement); } else super.replaceChild(oldElement,newElement); } } } |
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