GHContent.java
package org.kohsuke.github;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
// TODO: Auto-generated Javadoc
/**
* A Content of a repository.
*
* @author Alexandre COLLIGNON
* @see GHRepository#getFileContent(String) GHRepository#getFileContent(String)
*/
@SuppressWarnings({ "UnusedDeclaration" })
public class GHContent extends GitHubInteractiveObject implements Refreshable {
/**
* Create default GHContent instance
*/
public GHContent() {
}
/*
* In normal use of this class, repository field is set via wrap(), but in the code search API, there's a nested
* 'repository' field that gets populated from JSON.
*/
private GHRepository repository;
private String type;
private String encoding;
private long size;
private String sha;
private String name;
private String path;
private String target;
private String content;
private String url; // this is the API url
private String git_url; // this is the Blob url
private String html_url; // this is the UI
private String download_url;
/**
* Gets owner.
*
* @return the owner
*/
@SuppressFBWarnings(value = { "EI_EXPOSE_REP" }, justification = "Expected behavior")
public GHRepository getOwner() {
return repository;
}
/**
* Gets type.
*
* @return the type
*/
public String getType() {
return type;
}
/**
* Gets encoding.
*
* @return the encoding
*/
public String getEncoding() {
return encoding;
}
/**
* Gets size.
*
* @return the size
*/
public long getSize() {
return size;
}
/**
* Gets sha.
*
* @return the sha
*/
public String getSha() {
return sha;
}
/**
* Gets name.
*
* @return the name
*/
public String getName() {
return name;
}
/**
* Gets path.
*
* @return the path
*/
public String getPath() {
return path;
}
/**
* Gets target of a symlink. This will only be set if {@code "symlink".equals(getType())}
*
* @return the target
*/
public String getTarget() {
return target;
}
/**
* Retrieve the decoded content that is stored at this location.
*
* <p>
* Due to the nature of GitHub's API, you're not guaranteed that the content will already be populated, so this may
* trigger network activity, and can throw an IOException.
*
* @return the content
* @throws IOException
* the io exception
* @deprecated Use {@link #read()}
*/
@Deprecated
@SuppressFBWarnings("DM_DEFAULT_ENCODING")
public String getContent() throws IOException {
return new String(readDecodedContent());
}
/**
* Retrieve the base64-encoded content that is stored at this location.
*
* <p>
* Due to the nature of GitHub's API, you're not guaranteed that the content will already be populated, so this may
* trigger network activity, and can throw an IOException.
*
* @return the encoded content
* @throws IOException
* the io exception
* @deprecated Use {@link #read()}
*/
@Deprecated
public String getEncodedContent() throws IOException {
refresh(content);
return content;
}
/**
* Gets url.
*
* @return the url
*/
public String getUrl() {
return url;
}
/**
* Gets git url.
*
* @return the git url
*/
public String getGitUrl() {
return git_url;
}
/**
* Gets html url.
*
* @return the html url
*/
public String getHtmlUrl() {
return html_url;
}
/**
* Retrieves the actual bytes of the blob.
*
* @return the input stream
* @throws IOException
* the io exception
*/
public InputStream read() throws IOException {
return new ByteArrayInputStream(readDecodedContent());
}
/**
* Retrieves the decoded bytes of the blob.
*
* @return the input stream
* @throws IOException
* the io exception
*/
private byte[] readDecodedContent() throws IOException {
String encodedContent = getEncodedContent();
if (encoding.equals("base64")) {
try {
Base64.Decoder decoder = Base64.getMimeDecoder();
return decoder.decode(encodedContent.getBytes(StandardCharsets.US_ASCII));
} catch (IllegalArgumentException e) {
throw new AssertionError(e); // US-ASCII is mandatory
}
}
throw new UnsupportedOperationException("Unrecognized encoding: " + encoding);
}
/**
* URL to retrieve the raw content of the file. Null if this is a directory.
*
* @return the download url
* @throws IOException
* the io exception
*/
public String getDownloadUrl() throws IOException {
refresh(download_url);
return download_url;
}
/**
* Is file boolean.
*
* @return the boolean
*/
public boolean isFile() {
return "file".equals(type);
}
/**
* Is directory boolean.
*
* @return the boolean
*/
public boolean isDirectory() {
return "dir".equals(type);
}
/**
* Fully populate the data by retrieving missing data.
* <p>
* Depending on the original API call where this object is created, it may not contain everything.
*
* @throws IOException
* the io exception
*/
protected synchronized void populate() throws IOException {
root().createRequest().withUrlPath(url).fetchInto(this);
}
/**
* List immediate children of this directory.
*
* @return the paged iterable
* @throws IOException
* the io exception
*/
public PagedIterable<GHContent> listDirectoryContent() throws IOException {
if (!isDirectory())
throw new IllegalStateException(path + " is not a directory");
return root().createRequest().setRawUrlPath(url).toIterable(GHContent[].class, item -> item.wrap(repository));
}
/**
* Update gh content update response.
*
* @param newContent
* the new content
* @param commitMessage
* the commit message
* @return the gh content update response
* @throws IOException
* the io exception
*/
@SuppressFBWarnings("DM_DEFAULT_ENCODING")
public GHContentUpdateResponse update(String newContent, String commitMessage) throws IOException {
return update(newContent.getBytes(), commitMessage, null);
}
/**
* Update gh content update response.
*
* @param newContent
* the new content
* @param commitMessage
* the commit message
* @param branch
* the branch
* @return the gh content update response
* @throws IOException
* the io exception
*/
@SuppressFBWarnings("DM_DEFAULT_ENCODING")
public GHContentUpdateResponse update(String newContent, String commitMessage, String branch) throws IOException {
return update(newContent.getBytes(), commitMessage, branch);
}
/**
* Update gh content update response.
*
* @param newContentBytes
* the new content bytes
* @param commitMessage
* the commit message
* @return the gh content update response
* @throws IOException
* the io exception
*/
public GHContentUpdateResponse update(byte[] newContentBytes, String commitMessage) throws IOException {
return update(newContentBytes, commitMessage, null);
}
/**
* Update gh content update response.
*
* @param newContentBytes
* the new content bytes
* @param commitMessage
* the commit message
* @param branch
* the branch
* @return the gh content update response
* @throws IOException
* the io exception
*/
public GHContentUpdateResponse update(byte[] newContentBytes, String commitMessage, String branch)
throws IOException {
String encodedContent = Base64.getEncoder().encodeToString(newContentBytes);
Requester requester = root().createRequest()
.method("PUT")
.with("path", path)
.with("message", commitMessage)
.with("sha", sha)
.with("content", encodedContent);
if (branch != null) {
requester.with("branch", branch);
}
GHContentUpdateResponse response = requester.withUrlPath(getApiRoute(repository, path))
.fetch(GHContentUpdateResponse.class);
response.getContent().wrap(repository);
response.getCommit().wrapUp(repository);
this.content = encodedContent;
return response;
}
/**
* Delete gh content update response.
*
* @param message
* the message
* @return the gh content update response
* @throws IOException
* the io exception
*/
public GHContentUpdateResponse delete(String message) throws IOException {
return delete(message, null);
}
/**
* Delete gh content update response.
*
* @param commitMessage
* the commit message
* @param branch
* the branch
* @return the gh content update response
* @throws IOException
* the io exception
*/
public GHContentUpdateResponse delete(String commitMessage, String branch) throws IOException {
Requester requester = root().createRequest()
.method("DELETE")
.with("path", path)
.with("message", commitMessage)
.with("sha", sha);
if (branch != null) {
requester.with("branch", branch);
}
GHContentUpdateResponse response = requester.withUrlPath(getApiRoute(repository, path))
.fetch(GHContentUpdateResponse.class);
response.getCommit().wrapUp(repository);
return response;
}
/**
* Gets the api route.
*
* @param repository
* the repository
* @param path
* the path
* @return the api route
*/
static String getApiRoute(GHRepository repository, String path) {
return repository.getApiTailUrl("contents/" + path);
}
/**
* Wrap.
*
* @param owner
* the owner
* @return the GH content
*/
GHContent wrap(GHRepository owner) {
this.repository = owner;
return this;
}
/**
* Fully populate the data by retrieving missing data.
*
* Depending on the original API call where this object is created, it may not contain everything.
*
* @throws IOException
* Signals that an I/O exception has occurred.
*/
@Override
public synchronized void refresh() throws IOException {
root().createRequest().setRawUrlPath(url).fetchInto(this);
}
}