import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.io.IOException;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

                fnfe.printStackTrace(log);
            }
        } catch (final IOException ioe) {
            if (LogStream.level > 0) {
                ioe.printStackTrace(log);
            }
        }
        return result;
    }

    static void populate(final Reader r) throws IOException {
        String line;
        final BufferedReader br = new BufferedReader(r);

      throws IOException {
    return appendTo(appendable, iterable(first, second, rest));
  }

  /**
   * Appends the string representation of each of {@code parts}, using the previously configured
   * separator between each, to {@code builder}. Identical to {@link #appendTo(Appendable,
   * Iterable)}, except that it does not throw {@link IOException}.
   */
  @CanIgnoreReturnValue

import java.io.BufferedWriter;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.file.Files;
import java.nio.file.Path;

 * limitations under the License.
 */
package okhttp3

import okio.IOException

/**
 * Returns the trailers that follow an HTTP response, blocking if they aren't ready yet.
 * Implementations of this interface should respond to [Call.cancel] by immediately throwing an
 * [IOException].
 *
 * Most callers won't need this interface, and should use [Response.trailers] instead.
 *

     * @param bufferIndex the starting offset in the buffer
     * @param len the length of data to decode
     * @throws IOException if an I/O error occurs during decoding
     */
    public SecurityDescriptor(final byte[] buffer, final int bufferIndex, final int len) throws IOException {
        this.decode(buffer, bufferIndex, len);
    }

    /**
     * Decodes a security descriptor from a byte buffer.
     *

            properties.store(fos, propertiesFile.getName());
        } catch (final IOException e) {
            throw new FileAccessException("ECL0112", new Object[] { propertiesFile.getAbsolutePath() }, e);
        } finally {
            if (fos != null) {
                try {
                    fos.close();
                } catch (final IOException e) {
                    // ignore
                }
            }
        }

    }

    @Override
    public String readLine() throws IOException {
        try {
            return prompter.prompt(null);
        } catch (org.apache.maven.api.services.PrompterException e) {
            throw new IOException("Unable to prompt", e);
        }
    }

    @Override
    public String readPassword() throws IOException {
        try {
            return prompter.promptForPassword(null);

     *
     * @param jwtClaim the JWT claim string
     * @param attributes the attributes map to populate
     * @throws IOException if an I/O error occurs
     */
    protected void parseJwtClaim(final String jwtClaim, final Map<String, Object> attributes) throws IOException {
        try (final JsonParser jsonParser = jsonFactory.createJsonParser(jwtClaim)) {
            while (jsonParser.nextToken() != JsonToken.END_OBJECT) {

        IOException ex = assertThrows(IOException.class, () -> t.parse(null), "parse should throw IOException on null");
        assertTrue(ex.getMessage().toLowerCase().contains("null"));
    }

    @Test
    @DisplayName("toByteArray returns empty when no mechanismToken")
    void toByteArrayWhenNull() {
        TestSpnegoToken t = new TestSpnegoToken();