| // Copyright (C) 2015 Ericsson |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.ericsson.gerrit.plugins.highavailability.forwarder.rest; |
| |
| import com.ericsson.gerrit.plugins.highavailability.forwarder.rest.HttpResponseHandler.HttpResult; |
| import com.ericsson.gerrit.plugins.highavailability.peers.PeerInfo; |
| import com.google.common.base.Optional; |
| import com.google.common.base.Strings; |
| import com.google.common.net.MediaType; |
| import com.google.inject.Inject; |
| import com.google.inject.Provider; |
| import java.io.IOException; |
| import java.nio.charset.StandardCharsets; |
| import org.apache.http.client.methods.HttpDelete; |
| import org.apache.http.client.methods.HttpPost; |
| import org.apache.http.entity.StringEntity; |
| import org.apache.http.impl.client.CloseableHttpClient; |
| |
| class HttpSession { |
| private final CloseableHttpClient httpClient; |
| private final Provider<Optional<PeerInfo>> peerInfo; |
| |
| @Inject |
| HttpSession(CloseableHttpClient httpClient, Provider<Optional<PeerInfo>> peerInfo) { |
| this.httpClient = httpClient; |
| this.peerInfo = peerInfo; |
| } |
| |
| HttpResult post(String endpoint) throws IOException { |
| return post(endpoint, null); |
| } |
| |
| HttpResult post(String endpoint, String content) throws IOException { |
| HttpPost post = new HttpPost(getPeerInfo().getDirectUrl() + endpoint); |
| if (!Strings.isNullOrEmpty(content)) { |
| post.addHeader("Content-Type", MediaType.JSON_UTF_8.toString()); |
| post.setEntity(new StringEntity(content, StandardCharsets.UTF_8)); |
| } |
| return httpClient.execute(post, new HttpResponseHandler()); |
| } |
| |
| HttpResult delete(String endpoint) throws IOException { |
| return httpClient.execute( |
| new HttpDelete(getPeerInfo().getDirectUrl() + endpoint), new HttpResponseHandler()); |
| } |
| |
| private PeerInfo getPeerInfo() throws PeerInfoNotAvailableException { |
| PeerInfo info = peerInfo.get().orNull(); |
| if (info == null) { |
| throw new PeerInfoNotAvailableException(); |
| } |
| return info; |
| } |
| } |