diff options
Diffstat (limited to 'src/main/java/at/gv/egiz/pdfas/impl/input')
12 files changed, 0 insertions, 1452 deletions
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/ByteArrayPdfDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/ByteArrayPdfDataSourceImpl.java deleted file mode 100644 index edcb1d4..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/ByteArrayPdfDataSourceImpl.java +++ /dev/null @@ -1,85 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.ByteArrayInputStream;
-import java.io.InputStream;
-
-import at.gv.egiz.pdfas.performance.PerformanceCounters;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-
-/**
- * Implements a PdfDataSource that holds the whole PDF document in a byte array.
- *
- * <p>
- * Note that holding the data in a byte array is very memory consuming for large
- * documents.
- * </p>
- *
- * @author wprinz
- */
-public class ByteArrayPdfDataSourceImpl implements PdfDataSource
-{
- protected byte[] pdf = null;
-
- public ByteArrayPdfDataSourceImpl(byte[] pdf)
- {
- PerformanceCounters.byteArrays.increment();
-
- this.pdf = pdf;
- }
-
- public ByteArrayPdfDataSourceImpl(byte[] pdf, int length)
- {
- PerformanceCounters.byteArrays.increment();
-
- if (pdf.length == length)
- {
- this.pdf = pdf;
- }
- else
- {
- this.pdf = new byte [length];
- System.arraycopy(pdf, 0, this.pdf, 0, length);
- }
- }
-
-
- public InputStream createInputStream()
- {
- ByteArrayInputStream bais = new ByteArrayInputStream(this.pdf);
- return bais;
- }
-
- public int getLength()
- {
- return this.pdf.length;
- }
-
- public byte[] getAsByteArray()
- {
- return this.pdf;
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/CompoundPdfDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/CompoundPdfDataSourceImpl.java deleted file mode 100644 index f5e9b76..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/CompoundPdfDataSourceImpl.java +++ /dev/null @@ -1,85 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.ByteArrayInputStream;
-import java.io.InputStream;
-import java.io.SequenceInputStream;
-
-import at.gv.egiz.pdfas.framework.input.DataSource;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-
-/**
- * @author wprinz
- *
- */
-public class CompoundPdfDataSourceImpl implements PdfDataSource
-{
- protected DataSource originalDataSource = null;
-
- protected byte[] appendix = null;
-
- public CompoundPdfDataSourceImpl (PdfDataSource original, byte [] appendix)
- {
- this.originalDataSource = original;
- this.appendix = appendix;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#createInputStream()
- */
- public InputStream createInputStream()
- {
- ByteArrayInputStream bais = new ByteArrayInputStream(this.appendix);
- SequenceInputStream sis = new SequenceInputStream(this.originalDataSource.createInputStream(), bais);
- return sis;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getLength()
- */
- public int getLength()
- {
- return this.originalDataSource.getLength() + this.appendix.length;
- }
-
- byte [] cache = null;
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getAsByteArray()
- */
- public byte[] getAsByteArray()
- {
- if (cache != null)
- {
- return cache;
- }
-
- cache = new byte [getLength()];
- System.arraycopy(originalDataSource.getAsByteArray(), 0, cache, 0, originalDataSource.getLength());
- System.arraycopy(appendix, 0, cache, originalDataSource.getLength(), appendix.length);
-
- return cache;
- }
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedInputStream.java b/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedInputStream.java deleted file mode 100644 index f10b546..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedInputStream.java +++ /dev/null @@ -1,125 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * An input stream that has a delimited length.
- *
- * @author wprinz
- */
-public class DelimitedInputStream extends InputStream
-{
- /**
- * The underlying InputStream.
- */
- protected InputStream is = null;
-
- /**
- * The number of bytes that can be read from the stream.
- */
- protected int bytes_to_read = -1;
-
- /**
- * Constructs the DelimitedInputStream from which a maximum of length bytes
- * can be read.
- */
- public DelimitedInputStream(InputStream is, int length)
- {
- this.is = is;
- this.bytes_to_read = length;
- }
-
- /**
- * @see java.io.InputStream#read()
- */
- public int read() throws IOException
- {
- if (this.bytes_to_read <= 0)
- {
- return -1;
- }
- int read = this.is.read();
- if (read > 0)
- {
- this.bytes_to_read--;
- }
- return read;
- }
-
- /**
- * @see java.io.InputStream#read(byte[], int, int)
- */
- public int read(byte[] b, int off, int len) throws IOException
- {
- int btr = Math.min(len, this.bytes_to_read);
- int read = this.is.read(b, off, btr);
- if (read > 0)
- {
- this.bytes_to_read -= read;
- }
- return read;
- }
-
- /**
- * @see java.io.InputStream#read(byte[])
- */
- public int read(byte[] b) throws IOException
- {
- return read(b, 0, b.length);
- }
-
- /**
- * @see java.io.InputStream#skip(long)
- */
- public long skip(long n) throws IOException
- {
- long bts = Math.min(n, this.bytes_to_read);
- long skipped = this.is.skip(bts);
- if (skipped > 0)
- {
- this.bytes_to_read -= skipped;
- }
- return skipped;
- }
-
- /**
- * @see java.io.InputStream#close()
- */
- public void close() throws IOException
- {
- this.is.close();
- }
-
- /**
- * @see java.io.InputStream#available()
- */
- public int available() throws IOException
- {
- int avail = this.is.available();
- return Math.min(this.bytes_to_read, avail);
- }
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedPdfDataSource.java b/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedPdfDataSource.java deleted file mode 100644 index ca73f37..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/DelimitedPdfDataSource.java +++ /dev/null @@ -1,82 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.InputStream;
-
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-
-/**
- * @author wprinz
- *
- */
-public class DelimitedPdfDataSource implements PdfDataSource
-{
-
- protected PdfDataSource dataSource = null;
- protected int len = -1;
-
- public DelimitedPdfDataSource (PdfDataSource original, int length)
- {
- this.dataSource = original;
- this.len = length;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#createInputStream()
- */
- public InputStream createInputStream()
- {
- InputStream originalIS = this.dataSource.createInputStream();
- DelimitedInputStream dis = new DelimitedInputStream(originalIS, this.len);
- return dis;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getLength()
- */
- public int getLength()
- {
- return this.len;
- }
-
- byte [] cache = null;
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getAsByteArray()
- */
- public byte[] getAsByteArray()
- {
- if (cache != null)
- {
- return cache;
- }
-
- cache = new byte [getLength()];
- System.arraycopy(dataSource.getAsByteArray(), 0, cache, 0, getLength());
-
- return cache;
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBased.java b/src/main/java/at/gv/egiz/pdfas/impl/input/FileBased.java deleted file mode 100644 index 65ee416..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBased.java +++ /dev/null @@ -1,40 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.File;
-
-/**
- * Interface that reveals the underlying data file.
- *
- * @author wprinz
- */
-public interface FileBased
-{
- /**
- * Returns the underlying data file.
- * @return Returns the underlying data file.
- */
- public File getFile();
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedPdfDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedPdfDataSourceImpl.java deleted file mode 100644 index a710c3c..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedPdfDataSourceImpl.java +++ /dev/null @@ -1,150 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.ByteArrayInputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-import at.gv.egiz.pdfas.impl.input.helper.DataSourceHelper;
-
-/**
- * @author wprinz
- *
- */
-public class FileBasedPdfDataSourceImpl implements PdfDataSource, FileBased
-{
- /**
- * The log.
- */
- private static final Log log = LogFactory.getLog(FileBasedPdfDataSourceImpl.class);
-
- /**
- * The underlying file.
- */
- protected File inputFile = null;
-
- protected int length = -1;
-
- /**
- * Constructor that creates this PdfDataSource backed by a file in the file
- * system.
- *
- * @param file
- * The input File.
- * @param length
- * The length of the InputStream. The is the maximum number of bytes
- * that can be read from the stream.
- * @throws IOException
- * Thrown if the file cannot be read properly.
- */
- public FileBasedPdfDataSourceImpl(File file, int length) throws IOException
- {
-
- if (!file.exists())
- {
- throw new FileNotFoundException("The file '" + file + "' does not exist.");
- }
- // for some reason the isFile is not always correct...
- // if (file.isFile())
- // {
- // throw new IOException("The file '" + file + "' is not a normal file.");
- // }
- if (!file.canRead())
- {
- throw new IOException("The file '" + file + "' cannot be read.");
- }
-
- this.inputFile = file;
- this.length = length;
- }
-
- /**
- * @see at.gv.egiz.pdfas.impl.input.FileBased#getFile()
- */
- public File getFile()
- {
- return this.inputFile;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.PdfDataSource#createInputStream()
- */
- public InputStream createInputStream()
- {
- if (cache == null)
- {
- getAsByteArray();
- }
- return new ByteArrayInputStream(cache);
- }
-
- protected InputStream createFileInputStream()
- {
- try
- {
- FileInputStream fis = new FileInputStream(getFile());
- DelimitedInputStream dis = new DelimitedInputStream(fis, getLength());
- return dis;
- }
- catch (IOException e)
- {
- log.error("Couldn't create InputStream for file " + getFile() + ". Returning null.", e);
-
- return null;
- }
- }
- /**
- * @see at.gv.egiz.pdfas.framework.input.PdfDataSource#getLength()
- */
- public int getLength()
- {
- return this.length;
- }
-
- byte [] cache = null;
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getAsByteArray()
- */
- public byte[] getAsByteArray()
- {
- if (cache != null)
- {
- return cache;
- }
-
- cache = DataSourceHelper.convertInputStreamToByteArray(createFileInputStream());
-
- return cache;
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedTextDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedTextDataSourceImpl.java deleted file mode 100644 index 5a84ce2..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/FileBasedTextDataSourceImpl.java +++ /dev/null @@ -1,160 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.pdfas.framework.input.TextDataSource;
-import at.gv.egiz.pdfas.impl.input.helper.DataSourceHelper;
-
-/**
- * @author wprinz
- *
- */
-public class FileBasedTextDataSourceImpl implements TextDataSource, FileBased
-{
- /**
- * The log.
- */
- private static final Log log = LogFactory.getLog(FileBasedTextDataSourceImpl.class);
-
- protected File file = null;
-
- protected String characterEncoding = null;
-
- public FileBasedTextDataSourceImpl(File file, String characterEncoding) throws IOException
- {
- if (!file.exists())
- {
- throw new FileNotFoundException("The file '" + file + "' does not exist.");
- }
- if (!file.canRead())
- {
- throw new IOException("The file '" + file + "' cannot be read.");
- }
-
- this.file = file;
- this.characterEncoding = characterEncoding;
- }
-
- /**
- * @see at.gv.egiz.pdfas.impl.input.FileBased#getFile()
- */
- public File getFile()
- {
- return this.file;
- }
-
- /**
- * Returns the character encoding.
- *
- * @return Returns the character encoding.
- */
- public String getCharacterEncoding()
- {
- return this.characterEncoding;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.TextDataSource#getText()
- */
- public String getText()
- {
- try
- {
- InputStream is = createInputStream();
- byte[] data = new byte[getLength()];
- int read = 0;
- int n = 0;
- while ((n = is.read(data, read, data.length - read)) > 0)
- {
- read += n;
- }
- is.close();
-
- String text = new String(data, getCharacterEncoding());
-
- data = null;
-
- return text;
- }
- catch (IOException e)
- {
- log.error("Couldn't read text for file " + getFile() + ". Returning null.", e);
-
- return null;
- }
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#createInputStream()
- */
- public InputStream createInputStream()
- {
- try
- {
- FileInputStream fis = new FileInputStream(getFile());
- return fis;
- }
- catch (IOException e)
- {
- log.error("Couldn't create InputStream for file " + getFile() + ". Returning null.", e);
-
- return null;
- }
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getLength()
- */
- public int getLength()
- {
- return (int) getFile().length();
- }
-
- byte [] cache = null;
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getAsByteArray()
- */
- public byte[] getAsByteArray()
- {
- if (cache != null)
- {
- return cache;
- }
-
- cache = DataSourceHelper.convertInputStreamToByteArray(createInputStream());
-
- return cache;
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/IncrementalUpdateParser.java b/src/main/java/at/gv/egiz/pdfas/impl/input/IncrementalUpdateParser.java deleted file mode 100644 index c1dcc03..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/IncrementalUpdateParser.java +++ /dev/null @@ -1,92 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.util.List;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.pdfas.exceptions.ErrorCode;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-import at.gv.egiz.pdfas.framework.input.PdfDataSourceHolder;
-import at.gv.egiz.pdfas.framework.input.correction.Corrector;
-import at.gv.egiz.pdfas.framework.input.correction.CorrectorFactory;
-import at.gv.egiz.pdfas.impl.input.helper.DataSourceHelper;
-import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
-import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
-import at.knowcenter.wag.exactparser.ParseDocument;
-
-/**
- * Parses the given PDF document into a list of Incremental Update blocks.
- * @author wprinz
- */
-public class IncrementalUpdateParser
-{
- /**
- * The log.
- */
- private static final Log log = LogFactory.getLog(IncrementalUpdateParser.class);
-
- public static List parsePdfIntoIUBlocks (PdfDataSourceHolder pdfDataSource) throws PDFDocumentException
- {
- log.trace("parsePdfIntoIUBlocks:");
-
- List blocks = null;
- try
- {
- byte [] pdf = DataSourceHelper.convertDataSourceToByteArray(pdfDataSource.getDataSource());
- blocks = ParseDocument.parseDocument(pdf);
- }
- catch (Exception e) {
- try {
- log.debug("Error while parsing Document.", e);
- boolean tryToCorrect = SettingsReader.getInstance().getSetting("correct_document_on_verify_if_necessary", "false").equals("true");
- if (tryToCorrect) {
- log.info("Correcting document...");
- Corrector cor = CorrectorFactory.createCorrector();
- PdfDataSource correctedDS = cor.correctDocument(pdfDataSource.getDataSource());
- log.info("Correction finished.");
- byte [] pdf = DataSourceHelper.convertDataSourceToByteArray(correctedDS);
- blocks = ParseDocument.parseDocument(pdf);
- pdfDataSource.setDataSource(correctedDS);
- } else {
- makeError(e);
- }
-
- } catch (Exception e1) {
- makeError(e);
- }
- }
-
- log.trace("parsePdfIntoIUBlocks finished.");
- return blocks;
- }
-
- private static void makeError(Exception e) throws PDFDocumentException {
- log.error("Error while parsing Document into IU blocks.", e);
- throw new PDFDocumentException(ErrorCode.DOCUMENT_CANNOT_BE_READ, e);
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java b/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java deleted file mode 100644 index fa5ab04..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/TextDataSourceImpl.java +++ /dev/null @@ -1,120 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input;
-
-import java.io.ByteArrayInputStream;
-import java.io.InputStream;
-import java.io.UnsupportedEncodingException;
-
-import at.gv.egiz.pdfas.framework.input.TextDataSource;
-
-/**
- * A TextDataSource that keeps the text in memory.
- *
- * <p>
- * Keeping the text in memory is fast as long as the text is short, but may
- * result in bad memory performance when the text is longer. Use a FileBased
- * TextDataSource instead if memory is an issue.
- * </p>
- *
- * @author wprinz
- */
-public class TextDataSourceImpl implements TextDataSource
-{
- /**
- * The text.
- */
- protected String text = null;
-
- private final static String CHARSET = "UTF-8";
-
- /**
- * Constructor that sets the text.
- *
- * @param text
- * The text.
- */
- public TextDataSourceImpl(String text)
- {
- this.text = text;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.TextDataSource#getText()
- */
- public String getText()
- {
- return this.text;
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#createInputStream()
- */
- public InputStream createInputStream()
- {
- try
- {
- byte[] data = getText().getBytes(CHARSET);
- // PERF: if memory is an issue (e.g. in web), use a FileBased TextDataSource instead.
- return new ByteArrayInputStream(data);
- }
- catch (UnsupportedEncodingException e)
- {
- throw new RuntimeException(e);
- }
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getLength()
- */
- public int getLength()
- {
- try
- {
- byte[] data = getText().getBytes(CHARSET);
- return data.length;
- }
- catch (UnsupportedEncodingException e)
- {
- throw new RuntimeException(e);
- }
- }
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.DataSource#getAsByteArray()
- */
- public byte[] getAsByteArray()
- {
- try
- {
- byte[] data = getText().getBytes(CHARSET);
- return data;
- }
- catch (UnsupportedEncodingException e)
- {
- throw new RuntimeException(e);
- }
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/correction/ExternalCorrector.java b/src/main/java/at/gv/egiz/pdfas/impl/input/correction/ExternalCorrector.java deleted file mode 100644 index efd094a..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/correction/ExternalCorrector.java +++ /dev/null @@ -1,283 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input.correction;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStreamReader;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.pdfas.exceptions.ErrorCode;
-import at.gv.egiz.pdfas.exceptions.framework.CorrectorException;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-import at.gv.egiz.pdfas.framework.input.correction.Corrector;
-import at.gv.egiz.pdfas.impl.input.FileBased;
-import at.gv.egiz.pdfas.impl.input.FileBasedPdfDataSourceImpl;
-import at.gv.egiz.pdfas.utils.TempDirHelper;
-import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
-import at.knowcenter.wag.egov.egiz.exceptions.SettingNotFoundException;
-import at.knowcenter.wag.egov.egiz.exceptions.SettingsException;
-
-/**
- * Corrects the document using an extrenal commandline tool.
- *
- * <p>
- * Process.destroy after a certain timeout does not work if the executable is a
- * Windows batch file.
- * </p>
- *
- * @author wprinz
- */
-public class ExternalCorrector implements Corrector
-{
- public static final String INPUT_DOCUMENT_REPLACE = "##input_document##";
-
- public static final String OUTPUT_DOCUMENT_REPLACE = "##output_document##";
-
- public static final String COMMANDLINE_KEY = "external_corrector_commandline";
-
- public static final String TIMEOUT_KEY = "external_corrector_timeout";
-
- protected static final int DEFAULT_TIMEOUT = 1000;
-
- /**
- * The log.
- */
- private static final Log log = LogFactory.getLog(ExternalCorrector.class);
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.correction.Corrector#correctDocument(at.gv.egiz.pdfas.framework.input.PdfDataSource)
- */
- public PdfDataSource correctDocument(PdfDataSource document) throws CorrectorException
- {
-
- try
- {
- String outName = null;
- File in = null;
- if (document instanceof FileBased)
- {
- FileBased fb = (FileBased) document;
- in = fb.getFile();
- outName = in.getName() + "_correction_outfile.pdf";
- }
- else
- {
- in = TempDirHelper.placeInputIntoTempDirFile(document.createInputStream(), "correction_infile.pdf");
- outName = "correction_outfile.pdf";
- }
-
- File out = TempDirHelper.formTempFile(outName);
-
- String commandline = SettingsReader.getInstance().getSetting(COMMANDLINE_KEY);
- long timeout = SettingsReader.getInstance().getIntSetting(TIMEOUT_KEY, DEFAULT_TIMEOUT);
-
- String inF = in.getAbsolutePath();
- commandline = commandline.replaceFirst(INPUT_DOCUMENT_REPLACE, inF.replaceAll("\\\\", "\\\\\\\\"));
- String outF = out.getAbsolutePath();
- commandline = commandline.replaceFirst(OUTPUT_DOCUMENT_REPLACE, outF.replaceAll("\\\\", "\\\\\\\\"));
-
- log.info(commandline);
-
- Process p = Runtime.getRuntime().exec(commandline);
-
- Thread outT = null;
- Thread errT = null;
- TimeoutThread tt = null;
- BufferedReader outReader = null;
- BufferedReader errReader = null;
-
- try
- {
- outReader = new BufferedReader(new InputStreamReader(p.getInputStream()));
- errReader = new BufferedReader(new InputStreamReader(p.getErrorStream()));
-
- outT = new Thread(new ReaderPrinter(outReader, "STDOUT"));
- errT = new Thread(new ReaderPrinter(errReader, "STDERR"));
-
- tt = new TimeoutThread(p, timeout, new Thread[] { outT, errT });
-
- tt.start();
- outT.start();
- errT.start();
-
- log.trace("Joining the STDOUT thread...");
- outT.join();
- log.trace("STDOUT thread joined.");
- log.trace("Joining the STDERR thread...");
- errT.join();
- log.trace("STDERR thread joined.");
-
- log.trace("Waiting for process to end...");
- p.waitFor();
- log.trace("process has ended.");
-
- log.trace("Interrupting timeout thread...");
- tt.interrupt();
- log.trace("timeout thread has been interrupted.");
-
- int exitValue = p.exitValue();
- log.info("External Corrector exited with: " + exitValue);
-
- if (tt.isTimedOut())
- {
- throw new CorrectorException(ErrorCode.EXTERNAL_CORRECTOR_TIMEOUT_REACHED, "The external corrector process timed out. timeout = " + timeout);
- }
-
- PdfDataSource ds = new FileBasedPdfDataSourceImpl(out, (int) out.length());
- return ds;
- }
- finally
- {
- if (outT != null)
- {
- outT.interrupt();
- }
- if (errT != null)
- {
- errT.interrupt();
- }
- if (tt != null)
- {
- tt.interrupt();
- }
- if (outReader != null)
- {
- outReader.close();
- }
- if (errReader != null)
- {
- errReader.close();
- }
- }
-
- }
- catch (IOException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- }
- catch (InterruptedException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- }
- catch (SettingNotFoundException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- }
- catch (SettingsException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- }
- }
-
- protected static class ReaderPrinter implements Runnable
- {
- protected BufferedReader reader = null;
-
- protected String streamName = null;
-
- public ReaderPrinter(BufferedReader reader, String streamName)
- {
- this.reader = reader;
- this.streamName = streamName;
- }
-
- public void run()
- {
- try
- {
- String line = null;
-
- while ((line = this.reader.readLine()) != null)
- {
- if (line != null)
- {
- log.info(streamName + ": " + line);
- }
- }
- }
- catch (IOException e)
- {
- log.error(e.getMessage(), e);
- }
- }
- }
-
- protected static class TimeoutThread extends Thread
- {
- protected Process proc = null;
-
- protected long timeout = -1;
-
- protected boolean ranIntoTimeout = false;
-
- protected Thread[] threads;
-
- protected BufferedReader errReader;
-
- public TimeoutThread(Process proc, long timeout, Thread[] threadsToInterrupt)
- {
- this.proc = proc;
- this.timeout = timeout;
- this.threads = threadsToInterrupt;
- }
-
- public void run()
- {
- try
- {
- Thread.sleep(this.timeout);
- log.info("The timeout was reached. Destroying the process.");
- proc.destroy();
- ranIntoTimeout = true;
- log.trace("destroy has been called.");
- log.trace("Interrupting threads...");
- for (int i = 0; i < this.threads.length; i++)
- {
- this.threads[i].interrupt();
- }
- log.trace("threads have been interrupted.");
- }
- catch (InterruptedException e)
- {
- log.debug("Timeout thread interrupted. This means that the process finished successfully.");
- }
- }
-
- /**
- * Tells, if the process ran into the timeout.
- *
- * @return Returns true if the timeout was reached. Returns false if the
- * timeout was not reached.
- */
- public boolean isTimedOut()
- {
- return this.ranIntoTimeout;
- }
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/correction/InternalCorrector.java b/src/main/java/at/gv/egiz/pdfas/impl/input/correction/InternalCorrector.java deleted file mode 100644 index eaa6b7f..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/correction/InternalCorrector.java +++ /dev/null @@ -1,82 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input.correction;
-
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-
-import at.gv.egiz.pdfas.exceptions.ErrorCode;
-import at.gv.egiz.pdfas.exceptions.framework.CorrectorException;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-import at.gv.egiz.pdfas.framework.input.correction.Corrector;
-import at.gv.egiz.pdfas.impl.input.ByteArrayPdfDataSourceImpl;
-import at.gv.egiz.pdfas.utils.PDFASUtils;
-import at.knowcenter.wag.egov.egiz.exceptions.PDFDocumentException;
-
-import com.lowagie.text.DocumentException;
-import com.lowagie.text.pdf.PdfReader;
-import com.lowagie.text.pdf.PdfStamper;
-
-/**
- * Corrects a document using iText.
- *
- * @author wprinz
- */
-public class InternalCorrector implements Corrector
-{
-
- /**
- * @see at.gv.egiz.pdfas.framework.input.correction.Corrector#correctDocument(at.gv.egiz.pdfas.framework.input.PdfDataSource)
- */
- public PdfDataSource correctDocument(PdfDataSource document) throws CorrectorException
- {
- try
- {
- byte[] pdf = document.getAsByteArray();
- PdfReader reader = new PdfReader(pdf);
- PDFASUtils.checkReaderPermissions(reader);
-
- ByteArrayOutputStream baos = new ByteArrayOutputStream(pdf.length);
-
- PdfStamper stamper = new PdfStamper(reader, baos, '\0', false);
- stamper.close();
-
- baos.close();
- byte[] corrected_pdf = baos.toByteArray();
-
- return new ByteArrayPdfDataSourceImpl(corrected_pdf);
- }
- catch (DocumentException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- }
- catch (IOException e)
- {
- throw new CorrectorException(ErrorCode.CORRECTOR_EXCEPTION, e);
- } catch (PDFDocumentException e) {
- throw new CorrectorException(e.getErrorCode(), e);
- }
- }
-
-}
diff --git a/src/main/java/at/gv/egiz/pdfas/impl/input/helper/DataSourceHelper.java b/src/main/java/at/gv/egiz/pdfas/impl/input/helper/DataSourceHelper.java deleted file mode 100644 index 76a5f99..0000000 --- a/src/main/java/at/gv/egiz/pdfas/impl/input/helper/DataSourceHelper.java +++ /dev/null @@ -1,148 +0,0 @@ -/**
- * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
- * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
- * joint initiative of the Federal Chancellery Austria and Graz University of
- * Technology.
- *
- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
- * the European Commission - subsequent versions of the EUPL (the "Licence");
- * You may not use this work except in compliance with the Licence.
- * You may obtain a copy of the Licence at:
- * http://www.osor.eu/eupl/
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the Licence is distributed on an "AS IS" basis,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the Licence for the specific language governing permissions and
- * limitations under the Licence.
- *
- * This product combines work with different licenses. See the "NOTICE" text
- * file for details on the various modules and licenses.
- * The "NOTICE" text file is part of the distribution. Any derivative works
- * that you distribute must include a readable copy of the "NOTICE" text file.
- */
-package at.gv.egiz.pdfas.impl.input.helper;
-
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-import at.gv.egiz.pdfas.performance.PerformanceCounters;
-import at.gv.egiz.pdfas.framework.input.DataSource;
-import at.gv.egiz.pdfas.framework.input.PdfDataSource;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-/**
- * @author wprinz
- *
- */
-public class DataSourceHelper
-{
- /**
- * The log.
- */
- private static final Log log = LogFactory.getLog(DataSourceHelper.class);
-
- /**
- * Converts a PdfDataSource to a byte array.
- *
- * <p>
- * Note that this function is very memory intensive. Use the Streams whereever
- * possible.
- * </p>
- *
- * @deprecated
- *
- * @param pdfDataSource
- * @return
- * @throws IOException
- */
- public static byte[] convertDataSourceToByteArray(DataSource pdfDataSource)
- {
- return pdfDataSource.getAsByteArray();
-// try
-// {
-// PerformanceCounters.byteArrays.increment();
-//
-// byte[] data = new byte[pdfDataSource.getLength()];
-//
-// int bytes_written = 0;
-//
-// InputStream is = pdfDataSource.createInputStream();
-// int n = 0;
-// while ((n = is.read(data, bytes_written, data.length - bytes_written)) > 0)
-// {
-// bytes_written += n;
-// }
-// is.close();
-//
-// assert bytes_written == data.length;
-//
-// return data;
-// }
-// catch (IOException e)
-// {
-// log.error(e);
-// throw new RuntimeException(e);
-// }
- }
-
- public static byte [] convertInputStreamToByteArray(InputStream inputStream)
- {
- try
- {
- return convertInputStreamToByteArrayIOEx(inputStream);
- }
- catch (IOException e)
- {
- log.error(e);
- throw new RuntimeException(e);
- }
- }
-
- public static byte [] convertInputStreamToByteArrayIOEx(InputStream inputStream) throws IOException
- {
- PerformanceCounters.byteArrays.increment();
-
- ByteArrayOutputStream baos = new ByteArrayOutputStream(4096);
-
- byte[] temp = new byte[4096];
-
- int n = 0;
- while ((n = inputStream.read(temp)) > 0)
- {
- baos.write(temp, 0, n);
- }
- inputStream.close();
-
- baos.close();
- byte [] data = baos.toByteArray();
-
- return data;
- }
-
- public static void debugDataSourceToFile(DataSource dataSource, File file)
- {
- try
- {
- InputStream is = dataSource.createInputStream();
- FileOutputStream fos = new FileOutputStream(file);
- byte[] data = new byte[2048];
- int n = -1;
- while ((n = is.read(data)) > 0)
- {
- fos.write(data, 0, n);
- }
- is.close();
- fos.close();
- }
- catch (IOException e)
- {
- log.error(e);
- }
- }
-}
|