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Java Connector for GitHub API
/******************************************************************************
* Copyright (c) 2011 GitHub Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*****************************************************************************/
package com.jdroid.github.service;
import static com.jdroid.github.client.IGitHubConstants.SEGMENT_COMMENTS;
import static com.jdroid.github.client.IGitHubConstants.SEGMENT_COMMITS;
import static com.jdroid.github.client.IGitHubConstants.SEGMENT_COMPARE;
import static com.jdroid.github.client.IGitHubConstants.SEGMENT_REPOS;
import static com.jdroid.github.client.IGitHubConstants.SEGMENT_STATUSES;
import static com.jdroid.github.client.PagedRequest.PAGE_FIRST;
import static com.jdroid.github.client.PagedRequest.PAGE_SIZE;
import com.google.gson.reflect.TypeToken;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.jdroid.github.CommitComment;
import com.jdroid.github.CommitStatus;
import com.jdroid.github.IRepositoryIdProvider;
import com.jdroid.github.RepositoryCommit;
import com.jdroid.github.RepositoryCommitCompare;
import com.jdroid.github.client.GitHubClient;
import com.jdroid.github.client.GitHubRequest;
import com.jdroid.github.client.PageIterator;
import com.jdroid.github.client.PagedRequest;
/**
* Service for interacting with repository commits
*
* @see GitHub commit API
* documentation
*/
public class CommitService extends GitHubService {
/**
* Create commit service
*/
public CommitService() {
super();
}
/**
* Create commit service
*
* @param client
*/
public CommitService(GitHubClient client) {
super(client);
}
/**
* Get all commits in given repository
*
* @param repository
* @return non-null but possibly empty list of repository commits
* @throws IOException
*/
public List getCommits(IRepositoryIdProvider repository)
throws IOException {
return getCommits(repository, null, null);
}
/**
* Get all commits in given repository beginning at an optional commit SHA-1
* and affecting an optional path.
*
* @param repository
* @param sha
* @param path
* @return non-null but possibly empty list of repository commits
* @throws IOException
*/
public List getCommits(IRepositoryIdProvider repository,
String sha, String path) throws IOException {
return getAll(pageCommits(repository, sha, path));
}
/**
* Page commits in given repository
*
* @param repository
* @return page iterator
*/
public PageIterator pageCommits(
IRepositoryIdProvider repository) {
return pageCommits(repository, null, null);
}
/**
* Page commits in given repository
*
* @param repository
* @param size
* @return page iterator
*/
public PageIterator pageCommits(
IRepositoryIdProvider repository, int size) {
return pageCommits(repository, null, null, size);
}
/**
* Page commits in given repository
*
* @param repository
* @param sha
* @param path
* @return page iterator
*/
public PageIterator pageCommits(
IRepositoryIdProvider repository, String sha, String path) {
return pageCommits(repository, sha, path, PAGE_SIZE);
}
/**
* Page commits in given repository
*
* @param repository
* @param sha
* @param path
* @param size
* @return page iterator
*/
public PageIterator pageCommits(
IRepositoryIdProvider repository, String sha, String path, int size) {
String id = getId(repository);
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMITS);
PagedRequest request = createPagedRequest(PAGE_FIRST,
size);
request.setUri(uri);
request.setType(new TypeToken>() {
}.getType());
if (sha != null || path != null) {
Map params = new HashMap();
if (sha != null)
params.put("sha", sha); //$NON-NLS-1$
if (path != null)
params.put("path", path); //$NON-NLS-1$
request.setParams(params);
}
return createPageIterator(request);
}
/**
* Get commit with given SHA-1 from given repository
*
* @param repository
* @param sha
* @return repository commit
* @throws IOException
*/
public RepositoryCommit getCommit(IRepositoryIdProvider repository,
String sha) throws IOException {
String id = getId(repository);
if (sha == null)
throw new IllegalArgumentException("Sha cannot be null"); //$NON-NLS-1$
if (sha.length() == 0)
throw new IllegalArgumentException("Sha cannot be empty"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMITS);
uri.append('/').append(sha);
GitHubRequest request = createRequest();
request.setUri(uri);
request.setType(RepositoryCommit.class);
return (RepositoryCommit) client.get(request).getBody();
}
/**
* Get all comments on commit with given SHA-1
*
* @param repository
* @param sha
* @return non-null but possibly empty list of commits
* @throws IOException
*/
public List getComments(IRepositoryIdProvider repository,
String sha) throws IOException {
return getAll(pageComments(repository, sha));
}
/**
* Page comments on commit with given SHA-1
*
* @param repository
* @param sha
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository, String sha) {
return pageComments(repository, sha, PAGE_SIZE);
}
/**
* Page comments on commit with given SHA-1
*
* @param repository
* @param sha
* @param size
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository, String sha, int size) {
return pageComments(repository, sha, PAGE_FIRST, size);
}
/**
* Page comments on commit with given SHA-1
*
* @param repository
* @param sha
* @param start
* @param size
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository, String sha, int start, int size) {
String id = getId(repository);
if (sha == null)
throw new IllegalArgumentException("Sha cannot be null"); //$NON-NLS-1$
if (sha.length() == 0)
throw new IllegalArgumentException("Sha cannot be empty"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMITS);
uri.append('/').append(sha);
uri.append(SEGMENT_COMMENTS);
PagedRequest request = createPagedRequest(start, size);
request.setUri(uri);
request.setType(new TypeToken>() {
}.getType());
return createPageIterator(request);
}
/**
* Get commit comment with given id
*
* @param repository
* @param commentId
* @return commit comment
* @throws IOException
*/
public CommitComment getComment(IRepositoryIdProvider repository,
long commentId) throws IOException {
String repoId = getId(repository);
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(repoId);
uri.append(SEGMENT_COMMENTS);
uri.append('/').append(commentId);
GitHubRequest request = createRequest();
request.setUri(uri);
request.setType(CommitComment.class);
return (CommitComment) client.get(request).getBody();
}
/**
* Add comment to given commit
*
* @param repository
* @param sha
* @param comment
* @return created comment
* @throws IOException
*/
public CommitComment addComment(IRepositoryIdProvider repository,
String sha, CommitComment comment) throws IOException {
String id = getId(repository);
if (sha == null)
throw new IllegalArgumentException("Sha cannot be null"); //$NON-NLS-1$
if (sha.length() == 0)
throw new IllegalArgumentException("Sha cannot be empty"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMITS);
uri.append('/').append(sha);
uri.append(SEGMENT_COMMENTS);
return client.post(uri.toString(), comment, CommitComment.class);
}
/**
* Edit given comment
*
* @param repository
* @param comment
* @return edited comment
* @throws IOException
*/
public CommitComment editComment(IRepositoryIdProvider repository,
CommitComment comment) throws IOException {
String id = getId(repository);
if (comment == null)
throw new IllegalArgumentException("Comment cannot be null"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMENTS);
uri.append('/').append(comment.getId());
return client.post(uri.toString(), comment, CommitComment.class);
}
/**
* Delete commit comment with given id from given repository
*
* @param repository
* @param commentId
* @throws IOException
*/
public void deleteComment(IRepositoryIdProvider repository, long commentId)
throws IOException {
String id = getId(repository);
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMENTS);
uri.append('/').append(commentId);
client.delete(uri.toString());
}
/**
* Compare base and head commits
*
* @param repository
* @param base
* @param head
* @return commit compare
* @throws IOException
*/
public RepositoryCommitCompare compare(IRepositoryIdProvider repository,
String base, String head) throws IOException {
String id = getId(repository);
if (base == null)
throw new IllegalArgumentException("Base cannot be null"); //$NON-NLS-1$
if (base.length() == 0)
throw new IllegalArgumentException("Base cannot be empty"); //$NON-NLS-1$
if (head == null)
throw new IllegalArgumentException("Head cannot be null"); //$NON-NLS-1$
if (head.length() == 0)
throw new IllegalArgumentException("Head cannot be empty"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMPARE);
uri.append('/').append(base).append("...").append(head); //$NON-NLS-1$
GitHubRequest request = createRequest();
request.setType(RepositoryCommitCompare.class);
request.setUri(uri);
return (RepositoryCommitCompare) client.get(request).getBody();
}
/**
* Get statuses for commit SHA-1
*
* @param repository
* @param sha
* @return list of statuses
* @throws IOException
*/
public List getStatuses(IRepositoryIdProvider repository,
String sha) throws IOException {
String id = getId(repository);
if (sha == null)
throw new IllegalArgumentException("SHA-1 cannot be null"); //$NON-NLS-1$
if (sha.length() == 0)
throw new IllegalArgumentException("SHA-1 cannot be empty"); //$NON-NLS-1$
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_STATUSES);
uri.append('/').append(sha);
PagedRequest request = createPagedRequest();
request.setType(new TypeToken>() {
}.getType());
request.setUri(uri);
return getAll(request);
}
/**
* Create status for commit SHA-1
*
* @param repository
* @param sha
* @param status
* @return created status
* @throws IOException
*/
public CommitStatus createStatus(IRepositoryIdProvider repository,
String sha, CommitStatus status) throws IOException {
String id = getId(repository);
if (sha == null)
throw new IllegalArgumentException("SHA-1 cannot be null"); //$NON-NLS-1$
if (sha.length() == 0)
throw new IllegalArgumentException("SHA-1 cannot be empty"); //$NON-NLS-1$
if (status == null)
throw new IllegalArgumentException("Status cannot be null"); //$NON-NLS-1$
Map params = new HashMap(3, 1);
if (status.getState() != null)
params.put("state", status.getState());
if (status.getTargetUrl() != null)
params.put("target_url", status.getTargetUrl());
if (status.getDescription() != null)
params.put("description", status.getDescription());
if (status.getContext() != null)
params.put("context", status.getContext());
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_STATUSES);
uri.append('/').append(sha);
return client.post(uri.toString(), params, CommitStatus.class);
}
/**
* Get all comments on all commits in the given repository
*
* @param repository
* @return non-null but possibly empty list of commits
* @throws IOException
*/
public List getComments(IRepositoryIdProvider repository)
throws IOException {
return getAll(pageComments(repository));
}
/**
* Page all comments on all commits in the given repository
*
* @param repository
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository) {
return pageComments(repository, PAGE_SIZE);
}
/**
* Page all comments on all commits in the given repository
*
* @param repository
* @param size
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository, int size) {
return pageComments(repository, PAGE_FIRST, size);
}
/**
* Page all comments on all commits in the given repository
*
* @param repository
* @param start
* @param size
* @return page iterator over comments
*/
public PageIterator pageComments(
IRepositoryIdProvider repository, int start, int size) {
String id = getId(repository);
StringBuilder uri = new StringBuilder(SEGMENT_REPOS);
uri.append('/').append(id);
uri.append(SEGMENT_COMMENTS);
PagedRequest request = createPagedRequest(start, size);
request.setUri(uri);
request.setType(new TypeToken>() {
}.getType());
return createPageIterator(request);
}
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