diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/rtf/document/output')
3 files changed, 292 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/text/rtf/document/output/RtfDataCache.java b/src/main/java/com/lowagie/text/rtf/document/output/RtfDataCache.java new file mode 100644 index 0000000..f9b3e9d --- /dev/null +++ b/src/main/java/com/lowagie/text/rtf/document/output/RtfDataCache.java @@ -0,0 +1,86 @@ +/*
+ * $Id: RtfDataCache.java,v 1.1 2005/02/02 18:09:32 hallm Exp $
+ * $Name: $
+ *
+ * Copyright 2005 by Mark Hall
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
+ * provisions of LGPL are applicable instead of those above. If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.rtf.document.output;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+
+/**
+ * The RtfDataCache interface must be implemented by classes wishing to
+ * act as caches for the rtf document data.
+ *
+ * @version $Revision: 1.1 $
+ * @author Mark Hall (mhall@edu.uni-klu.ac.at)
+ */
+public interface RtfDataCache {
+ /**
+ * Constant for caching into memory.
+ */
+ public static final int CACHE_MEMORY = 2;
+ /**
+ * Constant for caching to the disk.
+ */
+ public static final int CACHE_DISK = 1;
+ /**
+ * Get the OutputStream that the RtfDocument can write to.
+ *
+ * @return The OutputStream the RtfDocument can use.
+ */
+ public OutputStream getOutputStream();
+ /**
+ * Write the content of the cache into the OutputStream.
+ *
+ * @param target The OutputStream to write the content into.
+ * @throws IOException If an error occurs reading/writing.
+ */
+ public void writeTo(OutputStream target) throws IOException;
+}
diff --git a/src/main/java/com/lowagie/text/rtf/document/output/RtfDiskCache.java b/src/main/java/com/lowagie/text/rtf/document/output/RtfDiskCache.java new file mode 100644 index 0000000..77053ac --- /dev/null +++ b/src/main/java/com/lowagie/text/rtf/document/output/RtfDiskCache.java @@ -0,0 +1,113 @@ +/*
+ * $Id: RtfDiskCache.java,v 1.1 2005/02/02 18:09:32 hallm Exp $
+ * $Name: $
+ *
+ * Copyright 2005 by Mark Hall
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
+ * provisions of LGPL are applicable instead of those above. If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.rtf.document.output;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+
+/**
+ * The RtfFileCache is a RtfDataCache that uses a temporary file
+ * to store the rtf document data. Not so fast, but doesn't use any
+ * memory (just disk space).
+ *
+ * @version $Revision: 1.1 $
+ * @author Mark Hall (mhall@edu.uni-klu.ac.at)
+ */
+public class RtfDiskCache implements RtfDataCache {
+
+ /**
+ * The BufferedOutputStream that stores the cache data.
+ */
+ private BufferedOutputStream data = null;
+ /**
+ * The temporary file to store the data in.
+ */
+ private File tempFile = null;
+
+ /**
+ * Constructs a RtfFileCache. Creates the temp file.
+ *
+ * @throws IOException If the temporary file could not be created.
+ */
+ public RtfDiskCache() throws IOException {
+ this.tempFile = File.createTempFile("iText", null);
+ this.data = new BufferedOutputStream(new FileOutputStream(tempFile));
+ }
+
+ /**
+ * Gets the BufferedOutputStream to write to.
+ */
+ public OutputStream getOutputStream() {
+ return this.data;
+ }
+
+ /**
+ * Writes the content of the temporary file into the OutputStream.
+ */
+ public void writeTo(OutputStream target) throws IOException {
+ this.data.close();
+ BufferedInputStream tempIn = new BufferedInputStream(new FileInputStream(this.tempFile));
+ byte[] buffer = new byte[8192];
+ int bytesRead = -1;
+ while((bytesRead = tempIn.read(buffer)) >= 0) {
+ target.write(buffer, 0, bytesRead);
+ }
+ tempIn.close();
+ this.tempFile.delete();
+ }
+
+}
diff --git a/src/main/java/com/lowagie/text/rtf/document/output/RtfMemoryCache.java b/src/main/java/com/lowagie/text/rtf/document/output/RtfMemoryCache.java new file mode 100644 index 0000000..002355f --- /dev/null +++ b/src/main/java/com/lowagie/text/rtf/document/output/RtfMemoryCache.java @@ -0,0 +1,93 @@ +/*
+ * $Id: RtfMemoryCache.java,v 1.1 2005/02/02 18:09:31 hallm Exp $
+ * $Name: $
+ *
+ * Copyright 2005 by Mark Hall
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (the "License"); you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
+ * provisions of LGPL are applicable instead of those above. If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library 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 Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.rtf.document.output;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+
+/**
+ * The RtfMemoryCache is an RtfDataCache that keeps the whole rtf document
+ * data in memory. Fast but memory intensive.
+ *
+ * @version $Revision: 1.1 $
+ * @author Mark Hall (mhall@edu.uni-klu.ac.at)
+ */
+public class RtfMemoryCache implements RtfDataCache {
+
+ /**
+ * The buffer for the rtf document data.
+ */
+ private ByteArrayOutputStream data = null;
+
+ /**
+ * Constructs a RtfMemoryCache.
+ */
+ public RtfMemoryCache() {
+ this.data = new ByteArrayOutputStream();
+ }
+
+ /**
+ * Gets the ByteArrayOutputStream.
+ */
+ public OutputStream getOutputStream() {
+ return this.data;
+ }
+
+ /**
+ * Writes the content of the ByteArrayOutputStream into the OutputStream.
+ */
+ public void writeTo(OutputStream target) throws IOException {
+ this.data.writeTo(target);
+ }
+
+}
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