add support for Rendition.getBinary() (#50)

Co-authored-by: Stefan Seifert <[email protected]>
wcm-io · Sep 9, 2024 · fc23802 · fc23802
1 parent 7af2317
commit fc23802
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diff --git a/changes.xml b/changes.xml
@@ -24,6 +24,9 @@
   <body>
 
     <release version="5.6.2" date="not released">
+      <action type="update" dev="joerghoh" issue="50">
+        Add support for Rendition.getBinary() method.
+      </action>
       <action type="update" dev="sseifert">
         Update to latest OSGi Mock.
       </action>

diff --git a/core/src/main/java/io/wcm/testing/mock/aem/dam/MockRendition.java b/core/src/main/java/io/wcm/testing/mock/aem/dam/MockRendition.java
@@ -21,16 +21,22 @@
 
 import java.io.IOException;
 import java.io.InputStream;
+import java.net.URI;
+import java.net.URISyntaxException;
 
 import javax.jcr.Binary;
+import javax.jcr.RepositoryException;
 
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.jackrabbit.api.binary.BinaryDownload;
+import org.apache.jackrabbit.api.binary.BinaryDownloadOptions;
 import org.apache.sling.api.resource.Resource;
 import org.apache.sling.api.resource.ResourceUtil;
 import org.apache.sling.api.resource.ResourceWrapper;
 import org.apache.sling.api.resource.ValueMap;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 import com.day.cq.commons.jcr.JcrConstants;
 import com.day.cq.dam.api.Asset;
@@ -123,12 +129,54 @@ public boolean equals(Object obj) {
     return StringUtils.equals(getPath(), ((MockRendition)obj).getPath());
   }
 
-
-  // --- unsupported operations ---
-
   @Override
   public Binary getBinary() {
-    throw new UnsupportedOperationException();
+    return new MockBinary(this);
+  }
+
+
+  private static class MockBinary implements BinaryDownload {
+
+    private Rendition rendition;
+
+    MockBinary(Rendition rendition) {
+      this.rendition = rendition;
+    }
+
+
+    @Override
+    public InputStream getStream() throws RepositoryException {
+      return rendition.getStream();
+    }
+
+    @Override
+    public int read(byte[] b, long position) throws IOException, RepositoryException {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public long getSize() throws RepositoryException {
+      return rendition.getSize();
+    }
+
+    @Override
+    public void dispose() {
+      // nothing to do
+    }
+
+    @Override
+    public @Nullable URI getURI(BinaryDownloadOptions downloadOptions) throws RepositoryException {
+      final String path = "https://blostore.local/blostore/" + rendition.getPath();
+      try {
+        return new URI(path);
+      }
+      catch (URISyntaxException e) {
+        // nothing
+      }
+      return null;
+    }
+
   }
 
+
 }
diff --git a/core/src/test/java/io/wcm/testing/mock/aem/dam/MockRenditionTest.java b/core/src/test/java/io/wcm/testing/mock/aem/dam/MockRenditionTest.java
@@ -23,7 +23,12 @@
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
 
+import javax.jcr.Binary;
+import javax.jcr.RepositoryException;
+
+import org.apache.jackrabbit.api.binary.BinaryDownload;
 import org.apache.sling.api.resource.Resource;
 import org.junit.Before;
 import org.junit.Rule;
@@ -95,4 +100,18 @@ public void testAdaptTo() {
     assertSame(rendition, rendition.adaptTo(com.adobe.granite.asset.api.Rendition.class));
   }
 
+  @Test
+  public void testBinaryDownload() throws RepositoryException {
+    Binary binary = rendition.getBinary();
+    assertNotNull(binary);
+    assertEquals(0L, binary.getSize());
+    assertNotNull(binary.getStream());
+
+    assertTrue(binary instanceof BinaryDownload);
+    assertEquals("https://blostore.local/blostore//content/dam/sample/portraits/scott_reynolds.jpg/jcr:content/renditions/original",
+        ((BinaryDownload)binary).getURI(null).toString());
+
+    binary.dispose();
+  }
+
 }