ModelSource source = Sources.resolvedSource(path, modelId);

        assertNotNull(source);
        assertEquals(modelId, source.getModelId(), "Resolved source should return the provided modelId");
        assertNull(source.getPath(), "Resolved sources should return null for getPath()");
        assertEquals(path.toString(), source.getLocation());
    }

    @Test

    /**
     * Gets the installation settings source.
     *
     * @return the installation settings source or {@code null} if none
     */
    @Nonnull
    Optional<Source> getInstallationSettingsSource();

    /**
     * Gets the project settings source.
     *
     * @return the project settings source or {@code null} if none
     */
    @Nonnull
    Optional<Source> getProjectSettingsSource();

    /**

                "Method com.example.SourceKt.invoke(java.lang.String,int): Breaking Kotlin modifier change.",
                "Method com.example.SourceKt.invoke(long,int): Breaking Kotlin modifier change.",
                "Method com.example.SourceKt.invoke(float,int): Breaking Kotlin modifier change.",
                "Method com.example.SourceKt.invoke(byte,int): Breaking Kotlin modifier change."

 *   <li>Resolved sources: Used for artifacts that have been resolved by Maven from repositories
 *       (using groupId:artifactId:version coordinates) and downloaded to the local repository.
 *       These sources do not support resolving other sources.</li>
 * </ul>
 *
 * @since 4.0.0
 * @see Source
 */
public interface ModelSource extends Source {

    /**

     * If the given language is {@code null}, then this method returns the enabled sources for all languages.
     * An arbitrary number of source roots may exist for the same scope and language.
     * It may be, for example, the case of a multi-versions project.
     * The iteration order is the order in which the sources are declared in the POM file.
     *

                            <id>add-source-config</id>
                            <phase>generate-sources</phase>
                            <goals>
                                <goal>add-source</goal>
                            </goals>
                            <configuration>
                                <sources>
                                    <source>.</source>
                                </sources>

							<directory>${packaging.fess.lib.dir}/classes</directory>
							<sources>
								<source>
									<location>${project.build.directory}/tomcat-lib</location>
								</source>
							</sources>
						</mapping>
						<mapping>
							<directory>${packaging.fess.lib.dir}/classes/org/codelibs/fess</directory>
							<sources>
								<source>

    List<ByteSource> sources = new ArrayList<>();
    int start = 0;
    for (Integer span : spans) {
      sources.add(newByteSource(start, span));
      start += span;
    }
    ByteSource joined = ByteSource.concat(sources);
    assertTrue(newByteSource(0, start).contentEquals(joined));
  }

  public void testReadSingleByte() throws Exception {
    ByteSource source = newByteSource(0, 10);

                .normalize();
        sources.removeIf(source -> source.scope() == scope
                && source.language() == language
                && source.directory().equals(path));
    }

    /**
     * Removes a source root from the project.
     *
     * @param scope the scope of the source root
     * @param language the language of the source root
     * @param directory the directory of the source root

        // Find the index of the original SourceRoot
        int index = -1;
        for (int i = 0; i < sourcesList.size(); i++) {
            SourceRoot source = sourcesList.get(i);
            if (source.scope() == originalSourceRoot.scope()
                    && source.language() == originalSourceRoot.language()