public void dumpSources(final StringBuilder builder)
    {
        builder.append(System.lineSeparator()).append("Generated sources file count: ").append(sourceFiles.size())
            .append(System.lineSeparator());

        sourceFiles.forEach((qualifiedName, file) ->
        {
            builder.append(System.lineSeparator()).append("Source file: ").append(qualifiedName)
                .append(System.lineSeparator()).append(file.sourceCode)
                .append(System.lineSeparator());
        });
    }
Compile the generated sources and return a {@link URLClassLoader} that can be used to load the generated classes.

@return a {@link URLClassLoader} that can be used to load the generated classes
sbe-tool/src/propertyTest/java/uk/co/real_logic/sbe/properties/utils/InMemoryOutputManager.java