org.gradle.api.internal.file.archive.JdkZipEntry Maven / Gradle / Ivy

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Gradle 6.5 API redistribution.

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/*
 * Copyright 2020 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.gradle.api.internal.file.archive;

import com.google.common.io.ByteStreams;

import java.io.IOException;
import java.io.InputStream;
import java.util.function.Supplier;

class JdkZipEntry implements ZipEntry {

    private final java.util.zip.ZipEntry entry;
    private final Supplier inputStreamSupplier;

    public JdkZipEntry(java.util.zip.ZipEntry entry, Supplier inputStreamSupplier) {
        this.entry = entry;
        this.inputStreamSupplier = inputStreamSupplier;
    }

    @Override
    public boolean isDirectory() {
        return entry.isDirectory();
    }

    @Override
    public String getName() {
        return entry.getName();
    }

    @Override
    public byte[] getContent() throws IOException {
        int size = size();
        if (size >= 0) {
            byte[] content = new byte[size];
            ByteStreams.readFully(getInputStream(), content);
            return content;
        } else {
            return ByteStreams.toByteArray(getInputStream());
        }
    }

    @Override
    public InputStream getInputStream() {
        return inputStreamSupplier.get();
    }

    @Override
    public int size() {
        return (int) entry.getSize();
    }
}