org.broadleafcommerce.common.extensibility.context.ResourceInputStream 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

/*
 * Copyright 2008-2013 the original author or authors.
 *
 * 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.broadleafcommerce.common.extensibility.context;

import org.apache.commons.lang.StringUtils;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

/**
 * @author jfischer
 */
public class ResourceInputStream extends InputStream {

    private final InputStream is;
    private List names = new ArrayList(20);

    public ResourceInputStream(InputStream is, String name) {
        this.is = is;
        names.add(name);
    }

    public ResourceInputStream(InputStream is, String name, List previousNames) {
        this.is = is;
        names.addAll(previousNames);
        if (!StringUtils.isEmpty(name)) {
            names.add(name);
        }
    }

    public List getNames() {
        return names;
    }

    public String getName() {
        assert names.size() == 1;
        return names.get(0);
    }

    public String toString() {
        StringBuilder sb = new StringBuilder(100);
        int size = names.size();
        for (int j=0;j