org.broadleafcommerce.common.file.service.GloballySharedInputStream Maven / Gradle / Ivy

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A collection of classes shared by broadleaf profile, cms, admin, and core.

There is a newer version: 3.1.15-GA

/*
 * #%L
 * BroadleafCommerce Common Libraries
 * %%
 * Copyright (C) 2009 - 2013 Broadleaf Commerce
 * %%
 * 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.
 * #L%
 */

package org.broadleafcommerce.common.file.service;

import java.io.IOException;
import java.io.InputStream;


/**
 * This class serves as a marker interface to indicate that the resource comes from a shared area of the 
 * filesystem.    It allows multi-site implementations to only generate one copy of assets that are being
 * resized.
 * 
 * @author bpolster
 *
 */
public class GloballySharedInputStream extends InputStream {

    private InputStream parentInputStream;

    public GloballySharedInputStream(InputStream parentInputStream) {
        this.parentInputStream = parentInputStream;
    }

    public int available() throws IOException {
        return parentInputStream.available();
    }

    public void close() throws IOException {
        parentInputStream.close();
    }

    public void mark(int arg0) {
        parentInputStream.mark(arg0);
    }

    public boolean markSupported() {
        return parentInputStream.markSupported();
    }

    public int read() throws IOException {
        return parentInputStream.read();
    }

    public int read(byte[] arg0, int arg1, int arg2) throws IOException {
        return parentInputStream.read(arg0, arg1, arg2);
    }

    public int read(byte[] arg0) throws IOException {
        return parentInputStream.read(arg0);
    }

    public void reset() throws IOException {
        parentInputStream.reset();
    }

    public long skip(long arg0) throws IOException {
        return parentInputStream.skip(arg0);
    }

}