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The source code// $Id: CompositeCodePiece.java,v 1.5 2004/09/11 09:25:57 mvw Exp $ // Copyright (c) 1996-2001 The Regents of the University of California. All // Rights Reserved. Permission to use, copy, modify, and distribute this // software and its documentation without fee, and without a written // agreement is hereby granted, provided that the above copyright notice // and this paragraph appear in all copies. This software program and // documentation are copyrighted by The Regents of the University of // California. The software program and documentation are supplied "AS // IS", without any accompanying services from The Regents. The Regents // does not warrant that the operation of the program will be // uninterrupted or error-free. The end-user understands that the program // was developed for research purposes and is advised not to rely // exclusively on the program for any reason. IN NO EVENT SHALL THE // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, // UPDATES, ENHANCEMENTS, OR MODIFICATIONS. /* JavaRE - Code generation and reverse engineering for UML and Java Author: Marcus Andersson andersson@users.sourceforge.net */ package org.argouml.language.java.generator; import java.util.*; /** This piece of code is a composition of several adjacent pieces of code. The code piece can have holes. */ public class CompositeCodePiece extends CodePiece { /** The code pieces this code piece consists of. */ private Vector codePieces; /** Create a composite piece of code. @param codePiece A starter code piece. */ public CompositeCodePiece(CodePiece codePiece) { codePieces = new Vector(); if (codePiece != null) { codePieces.addElement(codePiece); } } /** * Append a code piece to the end. * * @param codePiece the given codepiece */ public void add(CodePiece codePiece) { if (codePiece != null) { codePieces.addElement(codePiece); } } /** * @return the string representation for this piece of code */ public StringBuffer getText() { Iterator i = codePieces.iterator(); CodePiece cp = (CodePiece) i.next(); StringBuffer text = cp.getText(); int prevEnd = cp.getEndPosition(); int prevLine = cp.getEndLine(); for (; i.hasNext(); ) { cp = (CodePiece) i.next(); int spaces = cp.getStartPosition() - prevEnd; if (prevLine != cp.getStartLine()) { text.append('\n'); spaces--; } for (int j = 0; j < spaces; j++) { text.append(' '); } text.append(cp.getText().toString()); prevEnd = cp.getEndPosition(); prevLine = cp.getEndLine(); } return text; } /** * Return the start position. * * @see org.argouml.language.java.generator.CodePiece#getStartPosition() */ public int getStartPosition() { if (codePieces.size() > 0) return ((CodePiece) codePieces.firstElement()).getStartPosition(); else return 0; } /** * Return the end position. * * @see org.argouml.language.java.generator.CodePiece#getEndPosition() */ public int getEndPosition() { if (codePieces.size() > 0) return ((CodePiece) codePieces.lastElement()).getEndPosition(); else return 0; } /** * Return the start line. * * @see org.argouml.language.java.generator.CodePiece#getStartLine() */ public int getStartLine() { if (codePieces.size() > 0) return ((CodePiece) codePieces.firstElement()).getStartLine(); else return 0; } /** * Return the end line. * * @see org.argouml.language.java.generator.CodePiece#getEndLine() */ public int getEndLine() { if (codePieces.size() > 0) return ((CodePiece) codePieces.lastElement()).getEndLine(); else return 0; } } |
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