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package net.sf.basedb.reggie.pdf; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.Directory; |
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import net.sf.basedb.core.File; |
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import net.sf.basedb.util.FileUtil; |
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/** |
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Combiner implementation that makes a copy of the original |
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PDF file and save it to another location in the BASE file |
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system. A root directory is specified when an instance is |
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created and a new file is created based on the pdf file |
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name. |
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|
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Subclasses may override the {@link #createOrGetFile(DbControl, String)} |
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method to create files in other places than the default. |
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@since 4.6 |
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*/ |
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public class PdfToBaseFileCombiner |
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extends PdfCombiner |
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{ |
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private final DbControl dc; |
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private final Directory rootDir; |
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/** |
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Create a new combiner instance. |
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@param pdfOut The PDF file to write the output to |
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*/ |
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public PdfToBaseFileCombiner(DbControl dc, Directory rootDir) |
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{ |
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super("application/pdf", ".pdf"); |
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this.dc = dc; |
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this.rootDir = rootDir; |
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} |
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@Override |
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public void close() |
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throws IOException |
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{} |
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@Override |
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public boolean addFile(InputStream pdfIn, String pdfName) |
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throws IOException |
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{ |
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File f = createOrGetFile(dc, pdfName); |
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if (!f.isInDatabase()) |
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{ |
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dc.saveItem(f); |
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} |
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f.setMimeType("application/pdf"); |
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f.setWriteProtected(false); |
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OutputStream upload = null; |
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try |
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{ |
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upload = f.getUploadStream(false); |
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FileUtil.copy(pdfIn, upload); |
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} |
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finally |
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{ |
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FileUtil.close(upload); |
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} |
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|
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// TODO - activate write protection before release |
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//f.setWriteProtected(true); |
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return true; |
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} |
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public Directory getRootDir() |
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{ |
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return rootDir; |
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} |
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/** |
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The default implementation creates the file in the |
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root directory. |
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*/ |
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protected File createOrGetFile(DbControl dc, String pdfName) |
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{ |
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File f = File.getFile(dc, rootDir, pdfName, true); |
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return f; |
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} |
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|
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} |