@Override
public ContentStream getContent(StoredObject so, long offset, long length) {
if (so instanceof Content) {
Content content = (Content) so;
ContentStream contentStream = content.getContent();
if (null == contentStream) {
return null;
} else if (offset <= 0 && length < 0) {
return contentStream;
} else {
return ((ContentStreamDataImpl) contentStream).getCloneWithLimits(offset, length);
}
} else {
throw new CmisInvalidArgumentException(
"Cannot set content, object does not implement interface Content.");
}
}
@Override
public void appendContent(StoredObject so, ContentStream contentStream) {
if (so instanceof Content) {
Content content = (Content) so;
ContentStreamDataImpl newContent = (ContentStreamDataImpl) content.getContent();
if (null == newContent) {
content.setContent(null);
} else {
try {
newContent.appendContent(contentStream.getStream());
} catch (IOException e) {
throw new CmisStorageException("Failed to append content: IO Exception", e);
}
}
} else {
throw new CmisInvalidArgumentException(
"Cannot set content, object does not implement interface Content.");
}
}
@Override
public ContentStream setContent(StoredObject so, ContentStream contentStream) {
if (so instanceof Content) {
ContentStreamDataImpl newContent;
Content content = (Content) so;
if (null == contentStream) {
newContent = null;
} else {
boolean useFakeContentStore =
so.getTypeId().equals(DefaultTypeSystemCreator.BIG_CONTENT_FAKE_TYPE);
newContent =
new ContentStreamDataImpl(
MAX_CONTENT_SIZE_KB == null ? 0 : MAX_CONTENT_SIZE_KB, useFakeContentStore);
String fileName = contentStream.getFileName();
if (null == fileName || fileName.length() <= 0) {
fileName = so.getName(); // use name of document as fallback
}
newContent.setFileName(fileName);
String mimeType = contentStream.getMimeType();
if (null == mimeType || mimeType.length() <= 0) {
mimeType = "application/octet-stream"; // use as fallback
}
newContent.setMimeType(mimeType);
newContent.setLastModified(new GregorianCalendar());
try {
newContent.setContent(contentStream.getStream());
} catch (IOException e) {
throw new CmisRuntimeException("Failed to get content from InputStream", e);
}
}
content.setContent(newContent);
return newContent;
} else {
throw new CmisInvalidArgumentException(
"Cannot set content, object does not implement interface Content.");
}
}