/*
 * 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.jackrabbit.oak.kernel;

import java.io.InputStream;

import javax.annotation.Nonnull;

import org.apache.jackrabbit.mk.api.MicroKernel;
import org.apache.jackrabbit.mk.util.MicroKernelInputStream;
import org.apache.jackrabbit.oak.plugins.memory.AbstractBlob;

public class KernelBlob extends AbstractBlob {
    private final String binaryID;
    private final MicroKernel kernel;

    public KernelBlob(String binaryID, MicroKernel kernel) {
        this.binaryID = binaryID;
        this.kernel = kernel;
    }

    @Nonnull
    @Override
    public InputStream getNewStream() {
        return new MicroKernelInputStream(kernel, binaryID);
    }

    @Override
    public long length() {
        return kernel.getLength(binaryID);
    }
}

/*
 * 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.jackrabbit.oak.kernel;

import java.io.InputStream;

import javax.annotation.Nonnull;

import org.apache.jackrabbit.mk.api.MicroKernel;
import org.apache.jackrabbit.mk.util.MicroKernelInputStream;
import org.apache.jackrabbit.oak.plugins.memory.AbstractBlob;

public class KernelBlob extends AbstractBlob {
    private final String binaryID;
    private final MicroKernel kernel;

    public KernelBlob(String binaryID, MicroKernel kernel) {
        this.binaryID = binaryID;
        this.kernel = kernel;
    }

    @Nonnull
    @Override
    public InputStream getNewStream() {
        return new MicroKernelInputStream(kernel, binaryID);
    }

    @Override
    public long length() {
        return kernel.getLength(binaryID);
    }


    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (other instanceof KernelBlob) {
            KernelBlob that = (KernelBlob) other;
            return binaryID.equals(that.binaryID);
        }

        return super.equals(other);
    }
}

Unify PropertyState and CoreValue - Faster equals for KernelBlob