| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.maven.internal.impl; |
| |
| import javax.inject.Named; |
| import javax.inject.Singleton; |
| |
| import java.io.IOException; |
| import java.io.UncheckedIOException; |
| import java.net.URI; |
| import java.nio.charset.Charset; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.Optional; |
| |
| import org.apache.maven.api.services.Transport; |
| import org.eclipse.aether.spi.connector.transport.GetTask; |
| import org.eclipse.aether.spi.connector.transport.PutTask; |
| import org.eclipse.aether.spi.connector.transport.Transporter; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| @Named |
| @Singleton |
| public class DefaultTransport implements Transport { |
| private final URI baseURI; |
| private final Transporter transporter; |
| |
| public DefaultTransport(URI baseURI, Transporter transporter) { |
| this.baseURI = requireNonNull(baseURI); |
| this.transporter = requireNonNull(transporter); |
| } |
| |
| @Override |
| public boolean get(URI relativeSource, Path target) { |
| requireNonNull(relativeSource, "relativeSource is null"); |
| requireNonNull(target, "target is null"); |
| if (relativeSource.isAbsolute()) { |
| throw new IllegalArgumentException("Supplied URI is not relative"); |
| } |
| URI source = baseURI.resolve(relativeSource); |
| if (!source.toASCIIString().startsWith(baseURI.toASCIIString())) { |
| throw new IllegalArgumentException("Supplied relative URI escapes baseUrl"); |
| } |
| GetTask getTask = new GetTask(source); |
| getTask.setDataFile(target.toFile()); |
| try { |
| transporter.get(getTask); |
| return true; |
| } catch (Exception e) { |
| if (Transporter.ERROR_NOT_FOUND != transporter.classify(e)) { |
| throw new RuntimeException(e); |
| } |
| return false; |
| } |
| } |
| |
| @Override |
| public Optional<byte[]> getBytes(URI relativeSource) { |
| try { |
| Path tempPath = null; |
| try { |
| tempPath = Files.createTempFile("transport-get", "tmp"); |
| if (get(relativeSource, tempPath)) { |
| // TODO: check file size and prevent OOM? |
| return Optional.of(Files.readAllBytes(tempPath)); |
| } |
| return Optional.empty(); |
| } finally { |
| if (tempPath != null) { |
| Files.deleteIfExists(tempPath); |
| } |
| } |
| } catch (IOException e) { |
| throw new UncheckedIOException(e); |
| } |
| } |
| |
| @Override |
| public Optional<String> getString(URI relativeSource, Charset charset) { |
| requireNonNull(charset, "charset is null"); |
| Optional<byte[]> data = getBytes(relativeSource); |
| return data.map(bytes -> new String(bytes, charset)); |
| } |
| |
| @Override |
| public void put(Path source, URI relativeTarget) { |
| requireNonNull(source, "source is null"); |
| requireNonNull(relativeTarget, "relativeTarget is null"); |
| if (Files.isRegularFile(source)) { |
| throw new IllegalArgumentException("source file does not exist or is not a file"); |
| } |
| if (relativeTarget.isAbsolute()) { |
| throw new IllegalArgumentException("Supplied URI is not relative"); |
| } |
| URI target = baseURI.resolve(relativeTarget); |
| if (!target.toASCIIString().startsWith(baseURI.toASCIIString())) { |
| throw new IllegalArgumentException("Supplied relative URI escapes baseUrl"); |
| } |
| |
| PutTask putTask = new PutTask(target); |
| putTask.setDataFile(source.toFile()); |
| try { |
| transporter.put(putTask); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public void putBytes(byte[] source, URI relativeTarget) { |
| requireNonNull(source, "source is null"); |
| try { |
| Path tempPath = null; |
| try { |
| tempPath = Files.createTempFile("transport-get", "tmp"); |
| Files.write(tempPath, source); |
| put(tempPath, relativeTarget); |
| } finally { |
| if (tempPath != null) { |
| Files.deleteIfExists(tempPath); |
| } |
| } |
| } catch (IOException e) { |
| throw new UncheckedIOException(e); |
| } |
| } |
| |
| @Override |
| public void putString(String source, Charset charset, URI relativeTarget) { |
| requireNonNull(source, "source string is null"); |
| requireNonNull(charset, "charset is null"); |
| putBytes(source.getBytes(charset), relativeTarget); |
| } |
| |
| @Override |
| public void close() { |
| transporter.close(); |
| } |
| } |