@Experimental
public class DefaultMessageBuilder implements MessageBuilder {

    private final StringBuilder buffer;

    public DefaultMessageBuilder() {
        this(new StringBuilder());
    }

    public DefaultMessageBuilder(StringBuilder buffer) {
        this.buffer = buffer;
    }

    @Override
    public MessageBuilder style(String style) {
        return this;
    }

    @Override

        if (problem.getLineNumber() > 0) {
            if (!buffer.isEmpty()) {
                buffer.append(", ");
            }
            buffer.append("line ").append(problem.getLineNumber());
        }

        if (problem.getColumnNumber() > 0) {
            if (!buffer.isEmpty()) {
                buffer.append(", ");
            }
            buffer.append("column ").append(problem.getColumnNumber());
        }

        }

        StringBuilder buffer = new StringBuilder();
        if (included) {
            buffer.append(nodeString);
            if (!details.isEmpty()) {
                buffer.append(" (");
                join(buffer, details, "; ");
                buffer.append(")");
            }
        } else {
            buffer.append("(");
            buffer.append(nodeString);

        }

        StringBuilder buffer = new StringBuilder();
        if (included) {
            buffer.append(nodeString);
            if (!details.isEmpty()) {
                buffer.append(" (");
                join(buffer, details, "; ");
                buffer.append(")");
            }
        } else {
            buffer.append("(");
            buffer.append(nodeString);

@Experimental
public class DefaultMessageBuilder implements MessageBuilder {

    private final StringBuilder buffer;

    public DefaultMessageBuilder() {
        this(new StringBuilder());
    }

    public DefaultMessageBuilder(StringBuilder buffer) {
        this.buffer = buffer;
    }

    @Override
    public MessageBuilder style(String style) {
        return this;
    }

    @Override

                    + execution.getGoal());
            buffer.a(' ').strong('(' + execution.getExecutionId() + ')');
        }

        if (project != null) {
            buffer.a(" on project ");
            buffer.project(project.getArtifactId());
        }

        if (cause != null) {
            buffer.a(": ").failure(cause.getMessage());
        }

        return buffer.toString();
    }

                            StringBuilder buffer = new StringBuilder(256);

                            if (!getSource().isEmpty()) {
                                buffer.append(getSource());
                            }

                            if (getLineNumber() > 0) {
                                if (buffer.length() > 0) {
                                    buffer.append(", ");
                                }

        StringBuilder buffer = new StringBuilder(256);
        buffer.append(message);
        buffer.append(" for project ").append(projectId);
        if (pomFile != null) {
            buffer.append(" at ").append(pomFile.getAbsolutePath());
        }
        return buffer.toString();
    }

        StringBuilder buffer = new StringBuilder(256);

        Proxy proxy = repository.getProxy();
        if (proxy != null) {
            if (proxy.getUserName() != null) {
                int hash = (proxy.getUserName() + proxy.getPassword()).hashCode();
                buffer.append(hash).append('@');
            }

            String message) {
        StringBuilder buffer = new StringBuilder(256);
        buffer.append('\'').append(fieldName).append('\'');

        if (sourceHint != null) {
            buffer.append(" for ").append(sourceHint);
        }

        buffer.append(' ').append(message);

        problems.add(new DefaultBuilderProblem(null, -1, -1, null, buffer.toString(), severity));
    }