Perplexity v2.48.1 - q.java 源代码

package e8;

import android.content.Context;
import android.content.pm.PackageManager;
import android.content.res.AssetFileDescriptor;
import android.content.res.Resources;
import android.net.Uri;
import android.text.TextUtils;
import androidx.media3.datasource.DataSourceException;
import androidx.media3.datasource.RawResourceDataSource$RawResourceDataSourceException;
import c8.y;
import java.io.EOFException;
import java.io.FileInputStream;
import java.io.IOException;
import java.nio.channels.FileChannel;
import java.util.List;
import u2.AbstractC4227a;

public final class q extends AbstractC2077b {

    public final Context f27231X;

    public j f27232Y;

    public AssetFileDescriptor f27233Z;

    public FileInputStream f27234r0;

    public long f27235s0;

    public boolean f27236t0;

    public q(Context context) {
        super(false);
        this.f27231X = context.getApplicationContext();
    }

    @Deprecated
    public static Uri buildRawResourceUri(int i10) {
        return Uri.parse("rawresource:///" + i10);
    }

    @Override
    public final void close() {
        this.f27232Y = null;
        try {
            try {
                FileInputStream fileInputStream = this.f27234r0;
                if (fileInputStream != null) {
                    fileInputStream.close();
                }
                this.f27234r0 = null;
                try {
                    try {
                        AssetFileDescriptor assetFileDescriptor = this.f27233Z;
                        if (assetFileDescriptor != null) {
                            assetFileDescriptor.close();
                        }
                    } catch (IOException e10) {
                        throw new RawResourceDataSource$RawResourceDataSourceException(null, e10, 2000);
                    }
                } finally {
                    this.f27233Z = null;
                    if (this.f27236t0) {
                        this.f27236t0 = false;
                        l();
                    }
                }
            } catch (IOException e11) {
                throw new RawResourceDataSource$RawResourceDataSourceException(null, e11, 2000);
            }
        } catch (Throwable th) {
            this.f27234r0 = null;
            try {
                try {
                    AssetFileDescriptor assetFileDescriptor2 = this.f27233Z;
                    if (assetFileDescriptor2 != null) {
                        assetFileDescriptor2.close();
                    }
                    this.f27233Z = null;
                    if (this.f27236t0) {
                        this.f27236t0 = false;
                        l();
                    }
                    throw th;
                } catch (IOException e12) {
                    throw new RawResourceDataSource$RawResourceDataSourceException(null, e12, 2000);
                }
            } finally {
                this.f27233Z = null;
                if (this.f27236t0) {
                    this.f27236t0 = false;
                    l();
                }
            }
        }
    }

    @Override
    public final Uri i() {
        j jVar = this.f27232Y;
        if (jVar != null) {
            return jVar.f27193a;
        }
        return null;
    }

    @Override
    public final long j(j jVar) {
        Resources resourcesForApplication;
        int parseInt;
        int i10;
        Resources resources;
        this.f27232Y = jVar;
        o();
        Uri normalizeScheme = jVar.f27193a.normalizeScheme();
        boolean equals = TextUtils.equals("rawresource", normalizeScheme.getScheme());
        Context context = this.f27231X;
        if (equals) {
            resources = context.getResources();
            List<String> pathSegments = normalizeScheme.getPathSegments();
            if (pathSegments.size() != 1) {
                throw new RawResourceDataSource$RawResourceDataSourceException("rawresource:// URI must have exactly one path element, found " + pathSegments.size(), null, 2000);
            }
            try {
                i10 = Integer.parseInt(pathSegments.get(0));
            } catch (NumberFormatException unused) {
                throw new RawResourceDataSource$RawResourceDataSourceException("Resource identifier must be an integer.", null, 1004);
            }
        } else {
            if (!TextUtils.equals("android.resource", normalizeScheme.getScheme())) {
                throw new RawResourceDataSource$RawResourceDataSourceException("Unsupported URI scheme (" + normalizeScheme.getScheme() + "). Only android.resource is supported.", null, 1004);
            }
            String path = normalizeScheme.getPath();
            path.getClass();
            if (path.startsWith("/")) {
                path = path.substring(1);
            }
            String packageName = TextUtils.isEmpty(normalizeScheme.getHost()) ? context.getPackageName() : normalizeScheme.getHost();
            if (packageName.equals(context.getPackageName())) {
                resourcesForApplication = context.getResources();
            } else {
                try {
                    resourcesForApplication = context.getPackageManager().getResourcesForApplication(packageName);
                } catch (PackageManager.NameNotFoundException e10) {
                    throw new RawResourceDataSource$RawResourceDataSourceException("Package in android.resource:// URI not found. Check http://g.co/dev/packagevisibility.", e10, 2005);
                }
            }
            if (path.matches("\\d+")) {
                try {
                    parseInt = Integer.parseInt(path);
                } catch (NumberFormatException unused2) {
                    throw new RawResourceDataSource$RawResourceDataSourceException("Resource identifier must be an integer.", null, 1004);
                }
            } else {
                parseInt = resourcesForApplication.getIdentifier(AbstractC4227a.g(packageName, ":", path), "raw", null);
                if (parseInt == 0) {
                    throw new RawResourceDataSource$RawResourceDataSourceException("Resource not found.", null, 2005);
                }
            }
            i10 = parseInt;
            resources = resourcesForApplication;
        }
        try {
            AssetFileDescriptor openRawResourceFd = resources.openRawResourceFd(i10);
            if (openRawResourceFd == null) {
                throw new RawResourceDataSource$RawResourceDataSourceException("Resource is compressed: " + normalizeScheme, null, 2000);
            }
            this.f27233Z = openRawResourceFd;
            long length = openRawResourceFd.getLength();
            FileInputStream fileInputStream = new FileInputStream(this.f27233Z.getFileDescriptor());
            this.f27234r0 = fileInputStream;
            long j10 = jVar.f27197e;
            try {
                if (length != -1 && j10 > length) {
                    throw new RawResourceDataSource$RawResourceDataSourceException(null, null, 2008);
                }
                long startOffset = this.f27233Z.getStartOffset();
                long skip = fileInputStream.skip(startOffset + j10) - startOffset;
                if (skip != j10) {
                    throw new RawResourceDataSource$RawResourceDataSourceException(null, null, 2008);
                }
                if (length == -1) {
                    FileChannel channel = fileInputStream.getChannel();
                    if (channel.size() == 0) {
                        this.f27235s0 = -1L;
                    } else {
                        long size = channel.size() - channel.position();
                        this.f27235s0 = size;
                        if (size < 0) {
                            throw new RawResourceDataSource$RawResourceDataSourceException(null, null, 2008);
                        }
                    }
                } else {
                    long j11 = length - skip;
                    this.f27235s0 = j11;
                    if (j11 < 0) {
                        throw new DataSourceException(2008);
                    }
                }
                long j12 = jVar.f27198f;
                if (j12 != -1) {
                    long j13 = this.f27235s0;
                    this.f27235s0 = j13 == -1 ? j12 : Math.min(j13, j12);
                }
                this.f27236t0 = true;
                p(jVar);
                return j12 != -1 ? j12 : this.f27235s0;
            } catch (RawResourceDataSource$RawResourceDataSourceException e11) {
                throw e11;
            } catch (IOException e12) {
                throw new RawResourceDataSource$RawResourceDataSourceException(null, e12, 2000);
            }
        } catch (Resources.NotFoundException e13) {
            throw new RawResourceDataSource$RawResourceDataSourceException(null, e13, 2005);
        }
    }

    @Override
    public final int n(byte[] bArr, int i10, int i11) {
        if (i11 == 0) {
            return 0;
        }
        long j10 = this.f27235s0;
        if (j10 != 0) {
            if (j10 != -1) {
                try {
                    i11 = (int) Math.min(j10, i11);
                } catch (IOException e10) {
                    throw new RawResourceDataSource$RawResourceDataSourceException(null, e10, 2000);
                }
            }
            FileInputStream fileInputStream = this.f27234r0;
            int i12 = y.f25148a;
            int read = fileInputStream.read(bArr, i10, i11);
            if (read != -1) {
                long j11 = this.f27235s0;
                if (j11 != -1) {
                    this.f27235s0 = j11 - read;
                }
                k(read);
                return read;
            }
            if (this.f27235s0 != -1) {
                throw new RawResourceDataSource$RawResourceDataSourceException("End of stream reached having not read sufficient data.", new EOFException(), 2000);
            }
        }
        return -1;
    }
}