Questions tagged [blob]
18 questions
18
votes
3
answers
29k
views
Post multipart without Base64 Encoding the body
I am trying to POST a PDF attachment to a Restful web service (not under my control). My issue is that I need to get put the raw bytes of the PDF into the Body of the request and whenever I call Blob....
- 10.3k
11
votes
2
answers
13k
views
How to combine multiple Blob in apex to get single Blob value
Is there a way in Apex to combine multiple Blob values and get a single Blob value?
Blob b1 = Blob.valueOf('s1');
Blob b2 = Blob.valueOf('s2');
Blob b3 = Blob.valueOf('s3');
Blob combined = b1 + b2 + ...
- 827
4
votes
4
answers
23k
views
Send Blob file via Apex Rest Callout
I'm trying to send a Blob Apex REST callout and it is keep failing. I tried all the examples in the web but didn't work. What is the standard and correct way to send Blob data via REST callouts?
//...
- 91
11
votes
1
answer
11k
views
Why is String.valueOf(Blob) different that Blob.toString()?
I am working on a REST Service that will desiralize the request body and interpret it. My understanding was that calling String.valueOf(objectInstance) would just call objectInstance.toString(). ...
- 151k
4
votes
1
answer
5k
views
Combine multiple PDF's together and attach them in a mail?
As of now , all i have is a VF page which renders as a PDF and it needs Account ID to be passed to generate a PDF . Is there a way wherein i can group all the PDF's into a single PDF ? Should i change ...
- 181
3
votes
1
answer
2k
views
Display PDF with Visualforce using Lightning Experience
Is this post still valid as a solution to download a pdf from third-party site, then displaying it in a Visualforce page?
This is what I'm doing in my code:
Visualforce page
<apex:page ...
- 2,922
2
votes
1
answer
6k
views
Apex Blob data chunking
I am able to upload the Blob data to the local web server. However, the I have run into the error
"Exceeded max size limit of 12000000 with request size xxxxx"
This means that the file size is ...
- 1,089
1
vote
1
answer
1k
views
Make HttpRequest Callout to send binary data without corruption
I faced issues when tried to send binary data from Salesforce to external web services.
To start with, I tried to send binary data from Salesforce to itself.
I am trying to read binary data from valid ...
- 17.8k
11
votes
2
answers
2k
views
Save attachment with Remote Objects
is it even possible to save attachment with remote objects to salesforce?
I tried this:
construct remote object model
<apex:remoteObjects jsNamespace="MyModel">
<apex:remoteObjectModel ...
- 376
10
votes
1
answer
4k
views
Sending a blob from Salesforce in a HTTP request?
Documentation says we can't do this. So as the title says, is there a workaround to make this possible?
4
votes
1
answer
4k
views
Reading a pdf file in apex controller
I am trying to read a pdf file that is stored in Static resources.The body of the pdf comes in a Blob format, but I am not able to get the blob back to the readable format.How do I accomplish it.
- 103
3
votes
1
answer
7k
views
Multipart form data post file with multiple form parameters?
I am gone through this post and wanted to add one more form data parameter, but when I am sending a request that parameter it not getting posted into form data, please advise what I am missing.
Here ...
- 991
3
votes
2
answers
4k
views
File Attachment not working when attaching crm Content
I have a page where the user selects content (that is 5MB or lower, only 2 attachments allowed per email) to use as an attachment in an email. It all seems to work fine, the email sends and there are ...
- 1,191
2
votes
2
answers
3k
views
How to get Binary Data to submit to REST API
I'm attempting to use curl and multipart message to attach files to a created record. I am successfully able to do so, however the file is corrupted when I view it. I think I may not be getting the ...
- 507
2
votes
2
answers
1k
views
How to upload BLOB using the Quip API
Is it possible to upload an audio file using the Quip API?
I see in the documentation the API supports the upload of blob objects. I can't seem to get this to work properly.
I have tried uploading ...
- 21
2
votes
1
answer
3k
views
Trying to show the content field (blob) from contentNote in Visualforce
Trying to show the content field (blob) from contentNote in Visualforce. All that shows is "core.filemanager.ByteBlobValue@225c5e8c". I realize that I must somehow change the blob to text, but I ...
- 721
0
votes
1
answer
415
views
Salesforce Apex - POST multipart/form-data Content-Type + TEXT
This is the second case that I open regarding this topic to ask more specific questions (the first Using blob variables in apex code)
In the first one they already indicated to me a first solution ...
- 31
0
votes
1
answer
199
views
List out of bound exception at List<Blob>
I have below piece of code where I get below error. Here b is the List of blobs.
Error
List index out of bounds: 3
Apex Code
for(integer i = 0; i <counter; i++)
{
Messaging....
- 2,968