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diff --git a/reportbuilder/java/com/sun/star/report/pentaho/output/ImageProducer.java b/reportbuilder/java/com/sun/star/report/pentaho/output/ImageProducer.java
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@@ -1,488 +0,0 @@
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed
- * with this work for additional information regarding copyright
- * ownership. The ASF licenses this file to you under the Apache
- * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
- */
-package com.sun.star.report.pentaho.output;
-
-import com.sun.star.awt.Size;
-import com.sun.star.report.ImageService;
-import com.sun.star.report.InputRepository;
-import com.sun.star.report.OutputRepository;
-import com.sun.star.report.ReportExecutionException;
-import com.sun.star.report.pentaho.DefaultNameGenerator;
-
-import java.awt.Image;
-
-import java.io.BufferedInputStream;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-
-import java.net.MalformedURLException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.net.URLConnection;
-
-import java.sql.Blob;
-import java.sql.SQLException;
-
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import org.jfree.layouting.input.style.values.CSSNumericType;
-import org.jfree.layouting.input.style.values.CSSNumericValue;
-
-import org.pentaho.reporting.libraries.base.util.IOUtils;
-import org.pentaho.reporting.libraries.base.util.PngEncoder;
-import org.pentaho.reporting.libraries.base.util.WaitingImageObserver;
-
-
-/**
- * This class manages the images embedded in a report.
- *
- * @since 31.03.2007
- */
-public class ImageProducer
-{
-
- private static final Log LOGGER = LogFactory.getLog(ImageProducer.class);
-
- public static class OfficeImage
- {
-
- private final CSSNumericValue width;
- private final CSSNumericValue height;
- private final String embeddableLink;
-
- public OfficeImage(final String embeddableLink, final CSSNumericValue width, final CSSNumericValue height)
- {
- this.embeddableLink = embeddableLink;
- this.width = width;
- this.height = height;
- }
-
- public CSSNumericValue getWidth()
- {
- return width;
- }
-
- public CSSNumericValue getHeight()
- {
- return height;
- }
-
- public String getEmbeddableLink()
- {
- return embeddableLink;
- }
- }
-
- private static class ByteDataImageKey
- {
-
- private final byte[] keyData;
- private Integer hashCode;
-
- protected ByteDataImageKey(final byte[] keyData)
- {
- if (keyData == null)
- {
- throw new NullPointerException();
- }
- this.keyData = keyData;
- }
-
- public boolean equals(final Object o)
- {
- if (this != o)
- {
- if (o == null || getClass() != o.getClass())
- {
- return false;
- }
-
- final ByteDataImageKey key = (ByteDataImageKey) o;
- if (!Arrays.equals(keyData, key.keyData))
- {
- return false;
- }
- }
-
- return true;
- }
-
- public int hashCode()
- {
- if (hashCode != null)
- {
- return hashCode;
- }
-
- final int length = Math.min(keyData.length, 512);
- int hashValue = 0;
- for (int i = 0; i < length; i++)
- {
- final byte b = keyData[i];
- hashValue = b + hashValue * 23;
- }
- this.hashCode = hashValue;
- return hashValue;
- }
- }
- private final Map<Object,OfficeImage> imageCache;
- private final InputRepository inputRepository;
- private final OutputRepository outputRepository;
- private final ImageService imageService;
-
- public ImageProducer(final InputRepository inputRepository,
- final OutputRepository outputRepository,
- final ImageService imageService)
- {
- if (inputRepository == null)
- {
- throw new NullPointerException();
- }
- if (outputRepository == null)
- {
- throw new NullPointerException();
- }
- if (imageService == null)
- {
- throw new NullPointerException();
- }
-
- this.inputRepository = inputRepository;
- this.outputRepository = outputRepository;
- this.imageService = imageService;
- this.imageCache = new HashMap<Object,OfficeImage>();
- }
-
- /**
- * Image-Data can be one of the following types: String, URL, URI, byte-array, blob.
- *
- * @param imageData
- * @param preserveIRI
- * @return
- */
- public OfficeImage produceImage(final Object imageData,
- final boolean preserveIRI)
- {
-
- LOGGER.debug("Want to produce image " + imageData);
- if (imageData instanceof String)
- {
- return produceFromString((String) imageData, preserveIRI);
- }
-
- if (imageData instanceof URL)
- {
- return produceFromURL((URL) imageData, preserveIRI);
- }
-
- if (imageData instanceof Blob)
- {
- return produceFromBlob((Blob) imageData);
- }
-
- if (imageData instanceof byte[])
- {
- return produceFromByteArray((byte[]) imageData);
- }
-
- if (imageData instanceof Image)
- {
- return produceFromImage((Image) imageData);
- }
- // not usable ..
- return null;
- }
-
- private OfficeImage produceFromImage(final Image image)
- {
- // quick caching ... use a weak list ...
- final WaitingImageObserver obs = new WaitingImageObserver(image);
- obs.waitImageLoaded();
-
- final PngEncoder encoder = new PngEncoder(image, PngEncoder.ENCODE_ALPHA, PngEncoder.FILTER_NONE, 5);
- final byte[] data = encoder.pngEncode();
- return produceFromByteArray(data);
- }
-
- private OfficeImage produceFromBlob(final Blob blob)
- {
- try
- {
- final InputStream inputStream = blob.getBinaryStream();
- final int length = (int) blob.length();
-
- final ByteArrayOutputStream bout = new ByteArrayOutputStream(length);
- try
- {
- IOUtils.getInstance().copyStreams(inputStream, bout);
- } finally
- {
- inputStream.close();
- }
- return produceFromByteArray(bout.toByteArray());
- }
- catch (IOException e)
- {
- LOGGER.warn("Failed to produce image from Blob", e);
- }
- catch (SQLException e)
- {
- LOGGER.warn("Failed to produce image from Blob", e);
- }
- return null;
- }
-
- private OfficeImage produceFromByteArray(final byte[] data)
- {
- final ByteDataImageKey imageKey = new ByteDataImageKey(data);
- final OfficeImage o = imageCache.get(imageKey);
- if (o != null)
- {
- return o;
- }
-
- try
- {
- final String mimeType = imageService.getMimeType(data);
- final Size dims = imageService.getImageSize(data);
-
- // copy the image into the local output-storage
- // todo: Implement data-fingerprinting so that we can detect the mime-type
- final OutputRepository storage = outputRepository.openOutputRepository("Pictures", null);
- final DefaultNameGenerator nameGenerator = new DefaultNameGenerator(storage);
- final String name = nameGenerator.generateName("image", mimeType);
- final OutputStream outputStream = storage.createOutputStream(name, mimeType);
- final ByteArrayInputStream bin = new ByteArrayInputStream(data);
-
- try
- {
- IOUtils.getInstance().copyStreams(bin, outputStream);
- } finally
- {
- outputStream.close();
- storage.closeOutputRepository();
- }
-
- final CSSNumericValue widthVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Width / 100.0);
- final CSSNumericValue heightVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Height / 100.0);
- final OfficeImage officeImage = new OfficeImage("Pictures/" + name, widthVal, heightVal);
- imageCache.put(imageKey, officeImage);
- return officeImage;
- }
- catch (IOException e)
- {
- LOGGER.warn("Failed to load image from local input-repository", e);
- }
- catch (ReportExecutionException e)
- {
- LOGGER.warn("Failed to create image from local input-repository", e);
- }
- return null;
- }
-
- private OfficeImage produceFromString(final String source,
- final boolean preserveIRI)
- {
-
- try
- {
- final URL url = new URL(source);
- return produceFromURL(url, preserveIRI);
- }
- catch (MalformedURLException e)
- {
- // ignore .. but we had to try this ..
- }
-
- final OfficeImage o = imageCache.get(source);
- if (o != null)
- {
- return o;
- }
-
- // Next, check whether this is a local path.
- if (inputRepository.isReadable(source))
- {
- // cool, the file exists. Let's try to read it.
- try
- {
- final ByteArrayOutputStream bout = new ByteArrayOutputStream(8192);
- final InputStream inputStream = inputRepository.createInputStream(source);
- try
- {
- IOUtils.getInstance().copyStreams(inputStream, bout);
- } finally
- {
- inputStream.close();
- }
- final byte[] data = bout.toByteArray();
- final Size dims = imageService.getImageSize(data);
- final String mimeType = imageService.getMimeType(data);
-
- final CSSNumericValue widthVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Width / 100.0);
- final CSSNumericValue heightVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Height / 100.0);
-
- final String filename = copyToOutputRepository(mimeType, data);
- final OfficeImage officeImage = new OfficeImage(filename, widthVal, heightVal);
- imageCache.put(source, officeImage);
- return officeImage;
- }
- catch (IOException e)
- {
- LOGGER.warn("Failed to load image from local input-repository", e);
- }
- catch (ReportExecutionException e)
- {
- LOGGER.warn("Failed to create image from local input-repository", e);
- }
- }
- else
- {
- try
- {
- URI rootURI = new URI(inputRepository.getRootURL());
- final URI uri = rootURI.resolve(source);
- return produceFromURL(uri.toURL(), preserveIRI);
- }
- catch (URISyntaxException ex)
- {
- }
- catch (MalformedURLException e)
- {
- // ignore .. but we had to try this ..
- }
- }
-
- // Return the image as broken image instead ..
- final OfficeImage officeImage = new OfficeImage(source, null, null);
- imageCache.put(source, officeImage);
- return officeImage;
- }
-
- private OfficeImage produceFromURL(final URL url,
- final boolean preserveIRI)
- {
- final String urlString = url.toString();
- URI uri = null;
- try
- {
- uri = new URI(urlString);
- }
- catch (URISyntaxException ex)
- {
- Logger.getLogger(ImageProducer.class.getName()).log(Level.SEVERE, null, ex);
- }
- final OfficeImage o = imageCache.get(uri);
- if (o != null)
- {
- return o;
- }
-
- try
- {
- final ByteArrayOutputStream bout = new ByteArrayOutputStream(8192);
- final URLConnection urlConnection = url.openConnection();
- final InputStream inputStream = new BufferedInputStream(urlConnection.getInputStream());
- try
- {
- IOUtils.getInstance().copyStreams(inputStream, bout);
- } finally
- {
- inputStream.close();
- }
- final byte[] data = bout.toByteArray();
-
- final Size dims = imageService.getImageSize(data);
- final String mimeType = imageService.getMimeType(data);
- final CSSNumericValue widthVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Width / 100.0);
- final CSSNumericValue heightVal = CSSNumericValue.createValue(CSSNumericType.MM, dims.Height / 100.0);
-
- if (preserveIRI)
- {
- final OfficeImage retval = new OfficeImage(urlString, widthVal, heightVal);
- imageCache.put(uri, retval);
- return retval;
- }
-
- final String name = copyToOutputRepository(mimeType, data);
- final OfficeImage officeImage = new OfficeImage(name, widthVal, heightVal);
- imageCache.put(uri, officeImage);
- return officeImage;
- }
- catch (IOException e)
- {
- LOGGER.warn("Failed to load image from local input-repository" + e);
- }
- catch (ReportExecutionException e)
- {
- LOGGER.warn("Failed to create image from local input-repository" + e);
- }
-
- if (!preserveIRI)
- {
- final OfficeImage image = new OfficeImage(urlString, null, null);
- imageCache.put(uri, image);
- return image;
- }
-
- // OK, everything failed; the image is not - repeat it - not usable.
- return null;
- }
-
- private String copyToOutputRepository(final String urlMimeType, final byte[] data)
- throws IOException, ReportExecutionException
- {
- final String mimeType;
- if (urlMimeType == null)
- {
- mimeType = imageService.getMimeType(data);
- }
- else
- {
- mimeType = urlMimeType;
- }
-
- // copy the image into the local output-storage
- final OutputRepository storage = outputRepository.openOutputRepository("Pictures", null);
- final DefaultNameGenerator nameGenerator = new DefaultNameGenerator(storage);
- final String name = nameGenerator.generateName("image", mimeType);
- final OutputStream outputStream = storage.createOutputStream(name, mimeType);
- final ByteArrayInputStream bin = new ByteArrayInputStream(data);
-
- try
- {
- IOUtils.getInstance().copyStreams(bin, outputStream);
- } finally
- {
- outputStream.close();
- storage.closeOutputRepository();
- }
- return "Pictures/" + name;
- }
-}
generated by cgit (git 2.34.1) at 2024-07-11 09:01:08 +0000