This is an automated email from the ASF dual-hosted git repository.
slachiewicz pushed a commit to branch MINDEXER-124
in repository https://gitbox.apache.org/repos/asf/maven-indexer.git
commit 4113b925eeb94d9360a5be21b98b0d680479fa43
Author: sixcorners <sixcorn...@gmail.com>
AuthorDate: Sun Feb 2 09:38:15 2020 -0600
[MINDEXER-124] Add ResourceHandler implementations
---
indexer-reader/pom.xml | 5 ++
.../index/reader/resource/BufferedResource.java | 47 +++++++++++++
.../reader/resource/BufferedResourceHandler.java | 48 ++++++++++++++
.../reader/resource/BufferedWritableResource.java | 53 +++++++++++++++
.../resource/BufferedWritableResourceHandler.java | 49 ++++++++++++++
.../reader/resource/PathWritableResource.java | 58 ++++++++++++++++
.../resource/PathWritableResourceHandler.java | 45 +++++++++++++
.../index/reader/resource/UriResourceHandler.java | 45 +++++++++++++
.../maven/index/reader/resource/UrlResource.java | 48 ++++++++++++++
.../resource/BufferedResourceHandlerTest.java | 77 ++++++++++++++++++++++
.../BufferedWritableResourceHandlerTest.java | 71 ++++++++++++++++++++
.../resource/BufferedWritableResourceTest.java | 40 +++++++++++
.../resource/PathWritableResourceHandlerTest.java | 53 +++++++++++++++
.../reader/resource/UriResourceHandlerTest.java | 47 +++++++++++++
14 files changed, 686 insertions(+)
diff --git a/indexer-reader/pom.xml b/indexer-reader/pom.xml
index 11f1f5b..6818397 100644
--- a/indexer-reader/pom.xml
+++ b/indexer-reader/pom.xml
@@ -44,6 +44,11 @@ under the License.
<scope>test</scope>
</dependency>
<dependency>
+ <groupId>org.jmock</groupId>
+ <artifactId>jmock</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<scope>test</scope>
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResource.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResource.java
new file mode 100644
index 0000000..fa51ef4
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResource.java
@@ -0,0 +1,47 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Objects;
+import org.apache.maven.index.reader.ResourceHandler.Resource;
+
+/**
+ * Wraps {@link Resource}s so that they return {@link BufferedInputStream}s.
+ */
+public class BufferedResource implements Resource {
+ private final Resource resource;
+
+ public BufferedResource(Resource resource) {
+ Objects.requireNonNull(resource, "resource cannot be null");
+ this.resource = resource;
+ }
+
+ @Override
+ public InputStream read() throws IOException {
+ InputStream in = resource.read();
+ if (in == null) {
+ return null;
+ }
+ return new BufferedInputStream(in);
+ }
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResourceHandler.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResourceHandler.java
new file mode 100644
index 0000000..b50c6bf
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedResourceHandler.java
@@ -0,0 +1,48 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.util.Objects;
+import org.apache.maven.index.reader.ResourceHandler;
+
+/**
+ * Wraps {@link ResourceHandler}s so that they return {@link Resource}s that
return {@link
+ * BufferedInputStream}s.
+ */
+public class BufferedResourceHandler implements ResourceHandler {
+ private final ResourceHandler resourceHandler;
+
+ public BufferedResourceHandler(ResourceHandler resourceHandler) {
+ Objects.requireNonNull(resourceHandler, "resourceHandler cannot be null");
+ this.resourceHandler = resourceHandler;
+ }
+
+ @Override
+ public Resource locate(String name) throws IOException {
+ return new BufferedResource(resourceHandler.locate(name));
+ }
+
+ @Override
+ public void close() throws IOException {
+ resourceHandler.close();
+ }
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResource.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResource.java
new file mode 100644
index 0000000..54d9cdf
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResource.java
@@ -0,0 +1,53 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import org.apache.maven.index.reader.WritableResourceHandler.WritableResource;
+
+/**
+ * Wraps {@link WritableResource}s so that they return {@link
BufferedInputStream}s and {@link
+ * BufferedOutputStream}s.
+ */
+public class BufferedWritableResource extends BufferedResource implements
WritableResource {
+ private final WritableResource resource;
+
+ public BufferedWritableResource(WritableResource resource) {
+ super(resource);
+ this.resource = resource;
+ }
+
+ @Override
+ public OutputStream write() throws IOException {
+ OutputStream out = resource.write();
+ if (out == null) {
+ return null;
+ }
+ return new BufferedOutputStream(out);
+ }
+
+ @Override
+ public void close() throws IOException {
+ resource.close();
+ }
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandler.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandler.java
new file mode 100644
index 0000000..00a1062
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandler.java
@@ -0,0 +1,49 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.util.Objects;
+import org.apache.maven.index.reader.WritableResourceHandler;
+
+/**
+ * Wraps {@link WritableResourceHandler}s so that they return {@link
WritableResource}s that return
+ * {@link BufferedInputStream}s and {@link BufferedOutputStream}s.
+ */
+public class BufferedWritableResourceHandler implements
WritableResourceHandler {
+ private final WritableResourceHandler writableResourceHandler;
+
+ public BufferedWritableResourceHandler(WritableResourceHandler
writableResourceHandler) {
+ Objects.requireNonNull(writableResourceHandler, "writableResourceHandler
cannot be null");
+ this.writableResourceHandler = writableResourceHandler;
+ }
+
+ @Override
+ public WritableResource locate(String name) throws IOException {
+ return new BufferedWritableResource(writableResourceHandler.locate(name));
+ }
+
+ @Override
+ public void close() throws IOException {
+ writableResourceHandler.close();
+ }
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResource.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResource.java
new file mode 100644
index 0000000..2105b38
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResource.java
@@ -0,0 +1,58 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import java.nio.file.NoSuchFileException;
+import java.nio.file.Path;
+import java.util.Objects;
+import org.apache.maven.index.reader.WritableResourceHandler.WritableResource;
+
+/**
+ * A {@link WritableResource} that represents a {@link Path}.
+ */
+public class PathWritableResource implements WritableResource {
+ private final Path path;
+
+ public PathWritableResource(Path path) {
+ Objects.requireNonNull(path, "path cannot be null");
+ this.path = path;
+ }
+
+ @Override
+ public OutputStream write() throws IOException {
+ return Files.newOutputStream(path);
+ }
+
+ @Override
+ public InputStream read() throws IOException {
+ try {
+ return Files.newInputStream(path);
+ } catch (NoSuchFileException e) {
+ return null;
+ }
+ }
+
+ @Override
+ public void close() throws IOException {}
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResourceHandler.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResourceHandler.java
new file mode 100644
index 0000000..82dd957
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/PathWritableResourceHandler.java
@@ -0,0 +1,45 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.IOException;
+import java.nio.file.Path;
+import java.util.Objects;
+import org.apache.maven.index.reader.WritableResourceHandler;
+
+/**
+ * A {@link WritableResourceHandler} that represents the base of a {@link
Path} hierarchy.
+ */
+public class PathWritableResourceHandler implements WritableResourceHandler {
+ private final Path path;
+
+ public PathWritableResourceHandler(Path path) {
+ Objects.requireNonNull(path, "path cannot be null");
+ this.path = path;
+ }
+
+ @Override
+ public WritableResource locate(String name) {
+ return new PathWritableResource(path.resolve(name));
+ }
+
+ @Override
+ public void close() throws IOException {}
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UriResourceHandler.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UriResourceHandler.java
new file mode 100644
index 0000000..304dab1
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UriResourceHandler.java
@@ -0,0 +1,45 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.IOException;
+import java.net.URI;
+import java.util.Objects;
+import org.apache.maven.index.reader.ResourceHandler;
+
+/**
+ * A {@link ResourceHandler} that represents the base of a {@link URI}
hierarchy.
+ */
+public class UriResourceHandler implements ResourceHandler {
+ private final URI uri;
+
+ public UriResourceHandler(URI uri) {
+ Objects.requireNonNull(uri, "uri cannot be null");
+ this.uri = uri;
+ }
+
+ @Override
+ public Resource locate(String name) throws IOException {
+ return new UrlResource(uri.resolve(name).toURL());
+ }
+
+ @Override
+ public void close() throws IOException {}
+}
diff --git
a/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UrlResource.java
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UrlResource.java
new file mode 100644
index 0000000..388f417
--- /dev/null
+++
b/indexer-reader/src/main/java/org/apache/maven/index/reader/resource/UrlResource.java
@@ -0,0 +1,48 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Objects;
+import org.apache.maven.index.reader.ResourceHandler.Resource;
+
+/**
+ * A {@link Resource} that represents a {@link URL}.
+ */
+public class UrlResource implements Resource {
+ private final URL url;
+
+ public UrlResource(URL url) {
+ Objects.requireNonNull(url, "url cannot be null");
+ this.url = url;
+ }
+
+ @Override
+ public InputStream read() throws IOException {
+ try {
+ return url.openStream();
+ } catch (FileNotFoundException e) {
+ return null;
+ }
+ }
+}
diff --git
a/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedResourceHandlerTest.java
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedResourceHandlerTest.java
new file mode 100644
index 0000000..61ec7eb
--- /dev/null
+++
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedResourceHandlerTest.java
@@ -0,0 +1,77 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.BufferedInputStream;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import org.apache.maven.index.reader.ResourceHandler;
+import org.apache.maven.index.reader.ResourceHandler.Resource;
+import org.jmock.Expectations;
+import org.jmock.Mockery;
+import org.junit.Test;
+
+public class BufferedResourceHandlerTest {
+ private Mockery context = new Mockery();
+
+ @Test
+ public void locate() throws IOException {
+ final Resource resource = context.mock(Resource.class);
+ final ResourceHandler resourceHandler =
context.mock(ResourceHandler.class);
+ context.checking(new Expectations() {{
+ oneOf(resource).read();
+ will(returnValue(new ByteArrayInputStream(new byte[]{'a'})));
+ oneOf(resourceHandler).locate("test.txt");
+ will(returnValue(resource));
+ }});
+ InputStream in = new
BufferedResourceHandler(resourceHandler).locate("test.txt").read();
+ assertTrue(in instanceof BufferedInputStream);
+ assertEquals('a', in.read());
+ context.assertIsSatisfied();
+ }
+
+ @Test
+ public void locateNull() throws IOException {
+ final Resource resource = context.mock(Resource.class);
+ final ResourceHandler resourceHandler =
context.mock(ResourceHandler.class);
+ context.checking(new Expectations() {{
+ oneOf(resource).read();
+ oneOf(resourceHandler).locate("test.txt");
+ will(returnValue(resource));
+ }});
+ assertNull(new
BufferedResourceHandler(resourceHandler).locate("test.txt").read());
+ context.assertIsSatisfied();
+ }
+
+ @Test
+ public void close() throws IOException {
+ final ResourceHandler resourceHandler =
context.mock(ResourceHandler.class);
+ context.checking(new Expectations() {{
+ oneOf(resourceHandler).close();
+ }});
+ new BufferedResourceHandler(resourceHandler).close();
+ context.assertIsSatisfied();
+ }
+}
diff --git
a/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandlerTest.java
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandlerTest.java
new file mode 100644
index 0000000..85e8fd4
--- /dev/null
+++
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceHandlerTest.java
@@ -0,0 +1,71 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.io.BufferedOutputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import org.apache.maven.index.reader.WritableResourceHandler;
+import org.apache.maven.index.reader.WritableResourceHandler.WritableResource;
+import org.jmock.Expectations;
+import org.jmock.Mockery;
+import org.junit.Test;
+
+public class BufferedWritableResourceHandlerTest {
+ private Mockery context = new Mockery();
+
+ @Test
+ public void locate() throws IOException {
+ final WritableResource writableResource =
context.mock(WritableResource.class);
+ final WritableResourceHandler writableResourceHandler = context
+ .mock(WritableResourceHandler.class);
+ final ByteArrayOutputStream baos = new ByteArrayOutputStream();
+ context.checking(new Expectations() {{
+ oneOf(writableResource).write();
+ will(returnValue(baos));
+ oneOf(writableResourceHandler).locate("test.txt");
+ will(returnValue(writableResource));
+ }});
+ OutputStream out = new
BufferedWritableResourceHandler(writableResourceHandler)
+ .locate("test.txt").write();
+ assertTrue(out instanceof BufferedOutputStream);
+ assertArrayEquals(new byte[]{}, baos.toByteArray());
+ out.write('a');
+ assertArrayEquals(new byte[]{}, baos.toByteArray());
+ out.flush();
+ assertArrayEquals(new byte[]{'a'}, baos.toByteArray());
+ context.assertIsSatisfied();
+ }
+
+ @Test
+ public void close() throws IOException {
+ final WritableResourceHandler writableResourceHandler = context
+ .mock(WritableResourceHandler.class);
+ context.checking(new Expectations() {{
+ oneOf(writableResourceHandler).close();
+ }});
+ new BufferedWritableResourceHandler(writableResourceHandler).close();
+ context.assertIsSatisfied();
+ }
+}
diff --git
a/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceTest.java
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceTest.java
new file mode 100644
index 0000000..0a9b522
--- /dev/null
+++
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/BufferedWritableResourceTest.java
@@ -0,0 +1,40 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import java.io.IOException;
+import org.apache.maven.index.reader.WritableResourceHandler.WritableResource;
+import org.jmock.Expectations;
+import org.jmock.Mockery;
+import org.junit.Test;
+
+public class BufferedWritableResourceTest {
+ private Mockery context = new Mockery();
+
+ @Test
+ public void close() throws IOException {
+ final WritableResource resourceHandler =
context.mock(WritableResource.class);
+ context.checking(new Expectations() {{
+ oneOf(resourceHandler).close();
+ }});
+ new BufferedWritableResource(resourceHandler).close();
+ context.assertIsSatisfied();
+ }
+}
diff --git
a/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/PathWritableResourceHandlerTest.java
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/PathWritableResourceHandlerTest.java
new file mode 100644
index 0000000..c259c9a
--- /dev/null
+++
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/PathWritableResourceHandlerTest.java
@@ -0,0 +1,53 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.file.Files;
+import org.apache.maven.index.reader.WritableResourceHandler.WritableResource;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+public class PathWritableResourceHandlerTest {
+ @Rule
+ public TemporaryFolder folder = new TemporaryFolder();
+
+ @Test
+ public void locate() throws IOException {
+ WritableResource test = new
PathWritableResourceHandler(folder.getRoot().toPath())
+ .locate("test.txt");
+ assertNull(test.read());
+ try (OutputStream out = test.write()) {
+ out.write('a');
+ }
+ try (InputStream in = test.read()) {
+ assertEquals('a', in.read());
+ }
+ assertArrayEquals(new byte[]{'a'},
+ Files.readAllBytes(folder.getRoot().toPath().resolve("test.txt")));
+ }
+}
diff --git
a/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/UriResourceHandlerTest.java
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/UriResourceHandlerTest.java
new file mode 100644
index 0000000..31a7653
--- /dev/null
+++
b/indexer-reader/src/test/java/org/apache/maven/index/reader/resource/UriResourceHandlerTest.java
@@ -0,0 +1,47 @@
+package org.apache.maven.index.reader.resource;
+
+/*
+ * 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.
+ */
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import org.apache.maven.index.reader.ResourceHandler.Resource;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+public class UriResourceHandlerTest {
+ @Rule
+ public TemporaryFolder folder = new TemporaryFolder();
+
+ @Test
+ public void locate() throws IOException {
+ Resource test = new UriResourceHandler(folder.getRoot().toURI())
+ .locate("test.txt");
+ assertNull(test.read());
+ Files.write(folder.getRoot().toPath().resolve("test.txt"), new
byte[]{'a'});
+ try (InputStream in = test.read()) {
+ assertEquals('a', in.read());
+ }
+ }
+}
