/*
* ModeShape (http://www.modeshape.org)
*
* 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 org.modeshape.connector.git;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.ObjectLoader;
import org.modeshape.jcr.mimetype.MimeTypeDetector;
import org.modeshape.jcr.value.BinaryKey;
import org.modeshape.jcr.value.BinaryValue;
import org.modeshape.jcr.value.binary.AbstractBinary;
import org.modeshape.jcr.value.binary.ExternalBinaryValue;
/**
* A {@link BinaryValue} implementation used to read the content of a specific object ID from the supplied repository. This class
* computes the {@link AbstractBinary#getMimeType() MIME type} lazily or upon serialization.
*/
public class GitBinaryValue extends ExternalBinaryValue {
private static final long serialVersionUID = 1L;
private transient ObjectLoader loader;
public GitBinaryValue( ObjectId id,
ObjectLoader loader,
String sourceName,
String nameHint,
MimeTypeDetector mimeTypeDetector ) {
super(new BinaryKey(id.getName()), sourceName, id.getName(), loader.getSize(), nameHint, mimeTypeDetector);
this.loader = loader;
}
@Override
protected InputStream internalStream() throws IOException {
return new BufferedInputStream(loader.openStream());
}
}