Operations: Attachments: How to Get an Attachment
This operation is used to get an attachment from a document.
Syntax
GetAttachmentOperation(String documentId, String name, AttachmentType type, String changeVector)
public class CloseableAttachmentResult implements AutoCloseable {
private AttachmentDetails details;
private CloseableHttpResponse response;
public InputStream getData() throws IOException {
return response.getEntity().getContent();
}
public AttachmentDetails getDetails() {
return details;
}
}
public class AttachmentDetails extends Foo.AttachmentName {
private String changeVector;
private String documentId;
public String getChangeVector() {
return changeVector;
}
public void setChangeVector(String changeVector) {
this.changeVector = changeVector;
}
public String getDocumentId() {
return documentId;
}
public void setDocumentId(String documentId) {
this.documentId = documentId;
}
}
public class AttachmentName {
private String name;
private String hash;
private String contentType;
private long size;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getHash() {
return hash;
}
public void setHash(String hash) {
this.hash = hash;
}
public String getContentType() {
return contentType;
}
public void setContentType(String contentType) {
this.contentType = contentType;
}
public long getSize() {
return size;
}
public void setSize(long size) {
this.size = size;
}
}
Parameters |
|
|
documentId |
String |
ID of a document which will contain an attachment |
name |
String |
Name of an attachment |
type |
AttachmentType |
DOCUMENT or REVISION |
changeVector |
String |
Entity changeVector, used for concurrency checks (null to skip check) |
Return Value |
|
Stream |
InputStream containing an attachment |
ChangeVector |
Change vector of an attachment |
DocumentId |
ID of document |
Name |
Name of attachment |
Hash |
Hash of attachment |
ContentType |
MIME content type of an attachment |
Size |
Size of attachment |
Example
store.operations().send(
new GetAttachmentOperation("orders/1-A", "invoice.pdf", AttachmentType.DOCUMENT, null));