buffer.append("'parent.relativePath'");
            if (childModel != problems.getRootModel()) {
                buffer.append(" of POM ").append(ModelProblemUtils.toSourceHint(childModel));
            }
            buffer.append(" points at ").append(groupId).append(':').append(artifactId);
            buffer.append(" instead of ").append(parent.getGroupId()).append(':');

        buffer.append("<?xml version='1.0'?>");
        buffer.append("<project>");
        buffer.append("<modelVersion>4.0.0</modelVersion>");
        buffer.append("<groupId>").append(artifact.getGroupId()).append("</groupId>");
        buffer.append("<artifactId>").append(artifact.getArtifactId()).append("</artifactId>");
        buffer.append("<version>").append(artifact.getBaseVersion()).append("</version>");

            if (groupId != null) {
                sb.append(groupId);
            }
            sb.append(":");
            if (artifactId != null) {
                sb.append(artifactId);
            }
            sb.append(":");
            if (version != null) {
                sb.append(version);
            }
            return sb.toString();
        }

        path.append(artifact.getGroupId()).append('/');

        path.append(artifact.getExtension()).append("s/");

        path.append(artifact.getArtifactId()).append('-').append(artifact.getVersion());

        if (!artifact.getClassifier().isEmpty()) {
            path.append('-').append(artifact.getClassifier());
        }

        path.append('.').append(artifact.getExtension());

        }
        return buffer.toString();
    }

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder(128);
        buffer.append('[').append(severity).append("]");
        String msg = message != null ? message : exception != null ? exception.getMessage() : null;
        if (msg != null && !msg.isEmpty()) {
            buffer.append(" ").append(msg);
        }

private static final Xpp3Dom[] EMPTY_DOM_ARRAY; public static final String CHILDREN_COMBINATION_MODE_ATTRIBUTE = combine.children; public static final String CHILDREN_COMBINATION_MERGE = merge; public static final String CHILDREN_COMBINATION_APPEND = append; public static final String DEFAULT_CHILDREN_COMBINATION_MODE = merge; public static final String SELF_COMBINATION_MODE_ATTRIBUTE = combine.self; public static final String SELF_COMBINATION_OVERRIDE = override; public static final String SELF_COMBINATION_MERGE...

    private static String printHexBinary(byte[] data) {
        StringBuilder r = new StringBuilder(data.length * 2);
        for (byte b : data) {
            r.append(hexCode[(b >> 4) & 0xF]);
            r.append(hexCode[(b & 0xF)]);
        }
        return r.toString();
    }

        // workspace
        if (source == null) {
            try {
                source = container.lookup(ArtifactMetadataSource.class);
            } catch (ComponentLookupException e) {
                // won't happen
            }
        }

        if (listeners == null) {
            listeners = new ArrayList<>();

            if (logger.isDebugEnabled()) {

      <plugins>
        <plugin>
          <groupId>org.apache.rat</groupId>
          <artifactId>apache-rat-plugin</artifactId>
          <configuration>
            <excludes combine.children="append">
              <exclude>lifecycle-executor.txt</exclude>
              <exclude>plugin-manager.txt</exclude>
              <exclude>project-builder.txt</exclude>
              <exclude>src/site/resources/design/**</exclude>

            InputLocationTracker tracker) {
        StringBuilder buffer = new StringBuilder(256);
        buffer.append('\'').append(fieldName).append('\'');

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

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

        problems.add(severity, version, buffer.toString(), getLocation(fieldName, tracker));
    }