catch up with branch development
Signed-off-by: Ralf Mollik <ramollik@compex-commerce.com>
diff --git a/org.eclipse.osbp.blob/src/org/eclipse/osbp/blob/service/BlobService.java b/org.eclipse.osbp.blob/src/org/eclipse/osbp/blob/service/BlobService.java
index 23df1f8..01fd2fa 100644
--- a/org.eclipse.osbp.blob/src/org/eclipse/osbp/blob/service/BlobService.java
+++ b/org.eclipse.osbp.blob/src/org/eclipse/osbp/blob/service/BlobService.java
@@ -47,9 +47,9 @@
import com.vaadin.ui.Label;
/**
- * Provides and persist blob data from and into a database via JPA.
- * For images different sizes are calculated and stored that can be retrieved
- * later to get better performance
+ * Provides and persist blob data from and into a database via JPA. For images
+ * different sizes are calculated and stored that can be retrieved later to get
+ * better performance
*
* @author dominguez
*
@@ -68,6 +68,7 @@
private static final String DEFAULTBLOBFILENAME = "osbee.png";
private static final String DEFAULTBLOBMIMETYPE = "image/png";
+
/**
* Inner class that extract the width and height values from the specified
* resolution string and provides them.
@@ -100,7 +101,8 @@
public BlobService() {
if (DtoServiceAccess.getService(BlobMappingDto.class) instanceof IDTOServiceWithMutablePersistence<?>) {
- dtoBlobMappingDtoService = (IDTOServiceWithMutablePersistence<BlobMappingDto>) DtoServiceAccess.getService(BlobMappingDto.class);
+ dtoBlobMappingDtoService = (IDTOServiceWithMutablePersistence<BlobMappingDto>) DtoServiceAccess
+ .getService(BlobMappingDto.class);
}
this.blobAPI = new BlobTypingAPI();
}
@@ -116,7 +118,7 @@
}
protected synchronized void notifyBlobUploadEvent(IBlobEvent event) {
- for (IBlobUploadEventListener listener : listeners){
+ for (IBlobUploadEventListener listener : listeners) {
listener.blobUploaded(event);
}
}
@@ -142,16 +144,24 @@
return DatatypeConverter.parseBase64Binary(new String(data));
}
- /* (non-Javadoc)
- * @see org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMappingBlobs(java.io.InputStream, int)
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMappingBlobs(
+ * java.io.InputStream, int)
*/
@Override
public List<Object> createBlobMappingBlobs(InputStream stream, int mimeType) throws IOException {
return createBlobMappingBlobs(stream, blobAPI.getMimeTypeContentTypeById(mimeType));
}
-
- /* (non-Javadoc)
- * @see org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMappingBlobs(java.io.InputStream, java.lang.String)
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMappingBlobs(
+ * java.io.InputStream, java.lang.String)
*/
@Override
public List<Object> createBlobMappingBlobs(InputStream stream, String mimeType) throws IOException {
@@ -160,17 +170,19 @@
// In case of a image blob
if (isImage(mimeType)) {
blobList = createImages(bytes, blobAPI, mimeType);
- }
- else {
+ } else {
// Otherwise
blobList = createBlobList(bytes);
}
return blobList;
}
-
- /* (non-Javadoc)
- * @see org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMapping(java.io.InputStream, java.lang.String, java.lang.String)
+ /*
+ * (non-Javadoc)
+ *
+ * @see
+ * org.eclipse.osbp.ui.api.customfields.IBlobService#createBlobMapping(java.
+ * io.InputStream, java.lang.String, java.lang.String)
*/
@Override
public String createBlobMapping(InputStream stream, String fileName, String mimeType) {
@@ -179,8 +191,8 @@
blobMapping.setMimeTypeId(blobAPI.getMimeTypeContentTypeId(mimeType));
try {
List<Object> blobList = createBlobMappingBlobs(stream, mimeType);
- for(Object obj:blobList) {
- blobMapping.addToBlobsRef((BlobDto)obj);
+ for (Object obj : blobList) {
+ blobMapping.addToBlobsRef((BlobDto) obj);
}
dtoBlobMappingDtoService.update(blobMapping);
IBlobEvent event = new BlobEvent(this, true, blobMapping.getId(), "", fileName);
@@ -192,7 +204,7 @@
}
}
-/**
+ /**
* Creates for the specified image blob data by {@code byte[]} the base64
* encoded image representation and a resized copy for each of the
* predefined resolutions and send them back as a blob list ({@code List<
@@ -205,22 +217,14 @@
* @throws IOException
*
*/
- private List<Object> createImages(byte[] bytes, BlobTypingAPI blobAPI,
- String mimeType) throws IOException {
+ private List<Object> createImages(byte[] bytes, BlobTypingAPI blobAPI, String mimeType) throws IOException {
List<Object> blobList = new ArrayList<>();
for (int i = 0; i < blobAPI.getNormalizer().size(); i++) {
- ImageBlobResolution imgBlobRes = new ImageBlobResolution(
- blobAPI.getNormalizerResolutionByListIndex(i));
- if (imgBlobRes.height == 0) {
- blobList.add(createImageBlob(bytes,
- blobAPI.getNormalizerResolutionIdByListIndex(i)));
- } else {
- BufferedImage img = resizeImage(bytes, imgBlobRes.width,
- imgBlobRes.height);
- byte[] imageBytes = imageToByteArray(img, mimeType);
- blobList.add(createImageBlob(imageBytes,
- blobAPI.getNormalizerResolutionIdByListIndex(i)));
- }
+ ImageBlobResolution imgBlobRes = new ImageBlobResolution(blobAPI.getNormalizerResolutionByListIndex(i));
+ // In case of resolution '0' no scaling will be done in 'getImage'
+ BufferedImage img = getImage(bytes, imgBlobRes.width, imgBlobRes.height);
+ byte[] imageBytes = imageToByteArray(img, mimeType);
+ blobList.add(createImageBlob(imageBytes, blobAPI.getNormalizerResolutionIdByListIndex(i)));
}
return blobList;
}
@@ -233,8 +237,7 @@
* @return a converted {@link BufferedImage} to a byte array.
* @throws IOException
*/
- private byte[] imageToByteArray(BufferedImage image, String mimeType)
- throws IOException {
+ private byte[] imageToByteArray(BufferedImage image, String mimeType) throws IOException {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
String type = getFormatNameFromMimeType(mimeType);
ImageIO.write(image, type, bos);
@@ -242,8 +245,8 @@
return bos.toByteArray();
}
- /**1
- * Extracts the format name from the mime type definition.
+ /**
+ * 1 Extracts the format name from the mime type definition.
*
* @param mimeType
* @return format name of the mime type definition
@@ -254,7 +257,7 @@
}
/**
- * Resizes an image into the specified new width and height and convert them
+ * Resizes an image into the specified new width and height if they are not '0' and convert them
* from the incoming byte array to a {@link BufferedImage}.
*
* @param bytes
@@ -264,15 +267,22 @@
* new width and height
* @throws IOException
*/
- private BufferedImage resizeImage(byte[] bytes, int newWidth, int newHeight)
- throws IOException {
+ private BufferedImage getImage(byte[] bytes, int newWidth, int newHeight) throws IOException {
ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
Image image = ImageIO.read(bis);
bis.close();
- image = image.getScaledInstance(newWidth, newHeight,
- Image.SCALE_AREA_AVERAGING);
- BufferedImage buffered = new BufferedImage(image.getWidth(null),
- image.getHeight(null), BufferedImage.TYPE_INT_RGB);
+ /*
+ * On resolution '0' the newWidth and newHeight is also '0', because no
+ * scaling is required. But on png files its displaying behaviour on a
+ * BIRT report differs from the behaviour on a dialog view. Creating a
+ * BufferedImage with defined width and height avoids this different
+ * displaying behaviour.
+ */
+ if (newWidth > 0 && newHeight > 0) {
+ image = image.getScaledInstance(newWidth, newHeight, Image.SCALE_AREA_AVERAGING);
+ }
+ BufferedImage buffered = new BufferedImage(image.getWidth(null), image.getHeight(null),
+ BufferedImage.TYPE_INT_RGB);
buffered.getGraphics().drawImage(image, 0, 0, null);
return buffered;
}
@@ -319,7 +329,7 @@
* {@code resolutionId} or {@code null} if no blob found
*/
private BlobDto getBlobById(String blobMappingId, int resolutionId) {
- if(blobMappingId != null && resolutionId >= 0) {
+ if (blobMappingId != null && resolutionId >= 0) {
BlobMappingDto blobMapping = dtoBlobMappingDtoService.get(blobMappingId);
if (blobMapping != null) {
return getBlobByResolution(resolutionId, blobMapping);
@@ -330,7 +340,7 @@
private BlobDto getBlobByResolution(int resolutionId, BlobMappingDto blobMapping) {
for (BlobDto blob : blobMapping.getBlobsRef()) {
- if (isImage(blobMapping.getMimeTypeId())){
+ if (isImage(blobMapping.getMimeTypeId())) {
if (blob.getResolutionId() == resolutionId) {
return blob;
}
@@ -375,7 +385,7 @@
*/
@Override
public boolean isWord(int mimeTypeId) {
- return mimeTypeId == IBlobTyping.WORD_DOC_MIME_TYPE_ID||mimeTypeId == IBlobTyping.WORD_DOCX_MIME_TYPE_ID;
+ return mimeTypeId == IBlobTyping.WORD_DOC_MIME_TYPE_ID || mimeTypeId == IBlobTyping.WORD_DOCX_MIME_TYPE_ID;
}
/**
@@ -387,7 +397,7 @@
*/
@Override
public boolean isExcel(int mimeTypeId) {
- return mimeTypeId == IBlobTyping.EXCEL_XLS_MIME_TYPE_ID||mimeTypeId == IBlobTyping.EXCEL_XLSX_MIME_TYPE_ID;
+ return mimeTypeId == IBlobTyping.EXCEL_XLS_MIME_TYPE_ID || mimeTypeId == IBlobTyping.EXCEL_XLSX_MIME_TYPE_ID;
}
/**
@@ -400,6 +410,7 @@
public boolean isImage(String mimeType) {
return mimeType.startsWith(IBlobTyping.IMAGE_MIME_TYPE_PREFIX);
}
+
/**
* Provides the base 64 encoded string representation of a specific blob in
* a specific resolution.
@@ -413,7 +424,7 @@
private String getBase64ValueFromBlob(BlobDto blob) {
assert blob != null : "blobDto must not be null";
-
+
if (isImage(blob.getBlobMapping().getMimeTypeId())) {
return getImageHTMLWithBase64EndodedData(blob.getData(), "",
blobAPI.getMimeTypeContentTypeById(blob.getBlobMapping().getMimeTypeId()));
@@ -430,8 +441,7 @@
blob.getBlobMapping().getFileName(),
blobAPI.getMimeTypeContentTypeById(blob.getBlobMapping().getMimeTypeId()));
} else {
- return getImageHTMLWithBase64EndodedData(getDefaultImageBase64String(),
- blob.getBlobMapping().getFileName(),
+ return getImageHTMLWithBase64EndodedData(getDefaultImageBase64String(), blob.getBlobMapping().getFileName(),
blobAPI.getMimeTypeContentTypeById(blob.getBlobMapping().getMimeTypeId()));
}
}
@@ -479,7 +489,7 @@
private String getImageHTMLWithBase64EndodedData(String base64Str, String fileName, String mimeType) {
return "data:" + mimeType + ";base64," + base64Str;
}
-
+
/**
* Provides the base64 encoded string representation of the default
* placeholder image (Compex-Logo)
@@ -527,8 +537,8 @@
@Override
public String getImage(String uuid, int resolutionId) {
BlobDto blob = getBlobById(uuid, resolutionId);
- if(blob != null) {
- return "<img src=\""+ getBase64ValueFromBlob(getBlobById(uuid, resolutionId)) + "\" alt=\"Encoded image in Base64\">";
+ if (blob != null) {
+ return "<img src=\"" + getBase64ValueFromBlob(blob) + "\" alt=\"Encoded image in Base64\">";
}
return null;
}
@@ -536,22 +546,22 @@
@Override
public String getBirtImage(String uuid, int resolutionId) {
BlobDto blob = getBlobById(uuid, resolutionId);
- if(blob != null) {
- return getBase64ValueFromBlob(getBlobById(uuid, resolutionId));
+ if (blob != null) {
+ return getBase64ValueFromBlob(blob);
}
return null;
}
-
+
@Override
public StreamResource getResource(String uuid, int resolutionId) {
BlobDto blob = getBlobById(uuid, resolutionId);
- if(blob != null) {
+ if (blob != null) {
return new StreamResource(new StreamSource() {
private static final long serialVersionUID = 1L;
-
+
@Override
public InputStream getStream() {
- if(isImage(blob.getBlobMapping().getMimeTypeId())) {
+ if (isImage(blob.getBlobMapping().getMimeTypeId())) {
return new ByteArrayInputStream(decodeBase64(blob.getData()));
} else {
return new ByteArrayInputStream(blob.getData());
@@ -566,11 +576,11 @@
public int getNormalizerResolutionIdByName(String displayResolution) {
return blobAPI.getNormalizerResolutionIdByName(displayResolution);
}
-
+
@Override
public BufferedImage getBufferedImage(String uuid, int resolutionId) {
BlobDto blob = getBlobById(uuid, resolutionId);
- if(blob != null) {
+ if (blob != null) {
InputStream in = new ByteArrayInputStream(decodeBase64(blob.getData()));
try {
return ImageIO.read(in);
@@ -584,7 +594,7 @@
@Override
public byte[] getByteArrayImage(String uuid, int resolutionId) {
BlobDto blob = getBlobById(uuid, resolutionId);
- if(blob != null) {
+ if (blob != null) {
return decodeBase64(blob.getData());
}
return null;