<commit_before>/*
 * Copyright 2002-2012 <NAME>
 *
 *    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.
 *
 * More information about this project is available at:
 *
 *    http://drewnoakes.com/code/exif/
 *    http://code.google.com/p/metadata-extractor/
 */

package com.drew.imaging.psd;

import com.drew.lang.ByteArrayReader;
import com.drew.lang.RandomAccessFileReader;
import com.drew.lang.annotations.NotNull;
import com.drew.metadata.Metadata;
import com.drew.metadata.photoshop.PsdReader;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.RandomAccessFile;

/**
 * Obtains metadata from Photoshop's PSD files.
 *
 * @author <NAME> http://drewnoakes.com
 */
public class PsdMetadataReader
{
    @NotNull
    public static Metadata readMetadata(@NotNull File file) throws IOException
    {
        Metadata metadata = new Metadata();

        RandomAccessFile randomAccessFile = new RandomAccessFile(file, "r");

        try {
            new PsdReader().extract(new RandomAccessFileReader(randomAccessFile), metadata);
        } finally {
            randomAccessFile.close();
        }

        return metadata;
    }

    @NotNull
    public static Metadata readMetadata(@NotNull InputStream inputStream) throws IOException
    {
        Metadata metadata = new Metadata();

        byte[] headerBytes = new byte[26];
        inputStream.read(headerBytes, 0, 26);

        new PsdReader().extract(new ByteArrayReader(headerBytes), metadata);

        return metadata;
    }
}<commit_msg>Fixed potential bug in PsdMetadataReader.readMetadata(InputStream).<commit_after>/*
 * Copyright 2002-2012 <NAME>
 *
 *    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.
 *
 * More information about this project is available at:
 *
 *    http://drewnoakes.com/code/exif/
 *    http://code.google.com/p/metadata-extractor/
 */

package com.drew.imaging.psd;

import com.drew.lang.ByteArrayReader;
import com.drew.lang.RandomAccessFileReader;
import com.drew.lang.annotations.NotNull;
import com.drew.metadata.Metadata;
import com.drew.metadata.photoshop.PsdReader;

import java.io.*;

/**
 * Obtains metadata from Photoshop's PSD files.
 *
 * @author <NAME> http://drewnoakes.com
 */
public class PsdMetadataReader
{
    @NotNull
    public static Metadata readMetadata(@NotNull File file) throws IOException
    {
        Metadata metadata = new Metadata();

        RandomAccessFile randomAccessFile = new RandomAccessFile(file, "r");

        try {
            new PsdReader().extract(new RandomAccessFileReader(randomAccessFile), metadata);
        } finally {
            randomAccessFile.close();
        }

        return metadata;
    }

    @NotNull
    public static Metadata readMetadata(@NotNull InputStream inputStream) throws IOException
    {
        Metadata metadata = new Metadata();

        final int headerLength = 26;

        byte[] bytes = new byte[headerLength];
        int totalBytesRead = 0;
        while (totalBytesRead != headerLength)
        {
            int bytesRead = inputStream.read(bytes, totalBytesRead, headerLength - totalBytesRead);

            if (bytesRead == -1)
                throw new EOFException("PSD data ended prematurely.");

            totalBytesRead += bytesRead;
        }

        new PsdReader().extract(new ByteArrayReader(bytes), metadata);

        return metadata;
    }
}
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{'dir': 'git-commits-cleaned', 'id': '5894250', 'n_tokens_mistral': 1238, 'n_tokens_neox': 1170, 'n_words': 376}