diff options
Diffstat (limited to 'src/org/apache/fop/apps/LayoutHandler.java')
| -rw-r--r-- | src/org/apache/fop/apps/LayoutHandler.java | 95 |
1 files changed, 72 insertions, 23 deletions
diff --git a/src/org/apache/fop/apps/LayoutHandler.java b/src/org/apache/fop/apps/LayoutHandler.java index 3e5e67b00..35def53f6 100644 --- a/src/org/apache/fop/apps/LayoutHandler.java +++ b/src/org/apache/fop/apps/LayoutHandler.java @@ -1,10 +1,53 @@ /* * $Id$ - * Copyright (C) 2001-2002 The Apache Software Foundation. All rights reserved. - * For details on use and redistribution please refer to the - * LICENSE file included with these sources. - */ - + * ============================================================================ + * The Apache Software License, Version 1.1 + * ============================================================================ + * + * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The end-user documentation included with the redistribution, if any, must + * include the following acknowledgment: "This product includes software + * developed by the Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, if + * and wherever such third-party acknowledgments normally appear. + * + * 4. The names "FOP" and "Apache Software Foundation" must not be used to + * endorse or promote products derived from this software without prior + * written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", nor may + * "Apache" appear in their name, without prior written permission of the + * Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- + * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ============================================================================ + * + * This software consists of voluntary contributions made by many individuals + * on behalf of the Apache Software Foundation and was originally created by + * James Tauber <jtauber@jtauber.com>. For more information on the Apache + * Software Foundation, please see <http://www.apache.org/>. + */ package org.apache.fop.apps; // Java @@ -35,44 +78,44 @@ public class LayoutHandler extends StructureHandler { // TODO: Collecting of statistics should be configurable private final boolean collectStatistics = true; - private final boolean MEM_PROFILE_WITH_GC = false; + private static final boolean MEM_PROFILE_WITH_GC = false; /** - Somewhere to get our stats from. + * Somewhere to get our stats from. */ private Runtime runtime; /** - Keep track of the number of pages rendered. + * Keep track of the number of pages rendered. */ private int pageCount; /** - Keep track of heap memory allocated, - for statistical purposes. + * Keep track of heap memory allocated, + * for statistical purposes. */ private long initialMemory; /** - Keep track of time used by renderer. + * Keep track of time used by renderer. */ private long startTime; /** - The stream to which this rendering is to be - written to. <B>Note</B> that some renderers - do not render to a stream, and that this - member can therefore be null. + * The stream to which this rendering is to be + * written to. <B>Note</B> that some renderers + * do not render to a stream, and that this + * member can therefore be null. */ private OutputStream outputStream; /** - The renderer being used. + * The renderer being used. */ private Renderer renderer; /** - The FontInfo for this renderer. + * The FontInfo for this renderer. */ private FontInfo fontInfo = new FontInfo(); @@ -83,6 +126,7 @@ public class LayoutHandler extends StructureHandler { private AreaTreeModel atModel; /** + * Main constructor * @param outputStream the stream that the result is rendered to * @param renderer the renderer to call * @param store if true then use the store pages model and keep the @@ -90,8 +134,9 @@ public class LayoutHandler extends StructureHandler { */ public LayoutHandler(OutputStream outputStream, Renderer renderer, boolean store) { - if (collectStatistics) + if (collectStatistics) { runtime = Runtime.getRuntime(); + } this.outputStream = outputStream; this.renderer = renderer; @@ -123,14 +168,16 @@ public class LayoutHandler extends StructureHandler { if (MEM_PROFILE_WITH_GC) { System.gc(); // This takes time but gives better results } + initialMemory = runtime.totalMemory() - runtime.freeMemory(); startTime = System.currentTimeMillis(); } try { renderer.setupFontInfo(fontInfo); // check that the "any,normal,400" font exists - if(!fontInfo.isSetupValid()) { - throw new SAXException(new FOPException("no default font defined by OutputConverter")); + if (!fontInfo.isSetupValid()) { + throw new SAXException(new FOPException( + "No default font defined by OutputConverter")); } renderer.startRenderer(outputStream); } catch (IOException e) { @@ -186,7 +233,9 @@ public class LayoutHandler extends StructureHandler { * @param seqTitle the title of the page sequence * @param lms the layout master set */ - public void startPageSequence(PageSequence pageSeq, org.apache.fop.fo.Title seqTitle, LayoutMasterSet lms) { + public void startPageSequence(PageSequence pageSeq, + org.apache.fop.fo.Title seqTitle, + LayoutMasterSet lms) { Title title = null; if (seqTitle != null) { title = seqTitle.getTitleArea(); @@ -203,7 +252,7 @@ public class LayoutHandler extends StructureHandler { * @throws FOPException if there is an error formatting the pages */ public void endPageSequence(PageSequence pageSequence) - throws FOPException { + throws FOPException { //areaTree.setFontInfo(fontInfo); if (collectStatistics) { @@ -245,7 +294,7 @@ public class LayoutHandler extends StructureHandler { count++; } List list = model.getEndExtensions(); - for(count = 0; count < list.size(); count++) { + for (count = 0; count < list.size(); count++) { TreeExt ext = (TreeExt)list.get(count); renderer.renderExtension(ext); } |