void resolvePluginDependencies()

in core/src/main/java/hudson/PluginWrapper.java [884:954]
67 lines of code
19 McCabe index (conditional complexity)

    /*package*/ void resolvePluginDependencies() throws IOException {
        if (ENABLE_PLUGIN_DEPENDENCIES_VERSION_CHECK) {
            String requiredCoreVersion = getRequiredCoreVersion();
            if (requiredCoreVersion == null) {
                LOGGER.warning(shortName + " doesn't declare required core version.");
            } else {
                VersionNumber actualVersion = Jenkins.getVersion();
                if (actualVersion.isOlderThan(new VersionNumber(requiredCoreVersion))) {
                    versionDependencyError(Messages.PluginWrapper_obsoleteCore(Jenkins.getVersion().toString(), requiredCoreVersion), Jenkins.getVersion().toString(), requiredCoreVersion);
                }
            }

            String minimumJavaVersion = getMinimumJavaVersion();
            if (minimumJavaVersion != null) {
                JavaSpecificationVersion actualVersion = JavaUtils.getCurrentJavaRuntimeVersionNumber();
                if (actualVersion.isOlderThan(new JavaSpecificationVersion(minimumJavaVersion))) {
                    versionDependencyError(Messages.PluginWrapper_obsoleteJava(actualVersion.toString(), minimumJavaVersion), actualVersion.toString(), minimumJavaVersion);
                }
            }
        }
        // make sure dependencies exist
        for (Dependency d : dependencies) {
            PluginWrapper dependency = parent.getPlugin(d.shortName);
            if (dependency == null) {
                PluginWrapper failedDependency = NOTICE.getPlugin(d.shortName);
                if (failedDependency != null) {
                    dependencyErrors.put(Messages.PluginWrapper_failed_to_load_dependency(failedDependency.getLongName(), failedDependency.getVersion()), true);
                    break;
                } else {
                    dependencyErrors.put(Messages.PluginWrapper_missing(d.shortName, d.version), false);
                }
            } else {
                if (dependency.isActive()) {
                    if (isDependencyObsolete(d, dependency)) {
                        versionDependencyError(Messages.PluginWrapper_obsolete(dependency.getLongName(), dependency.getVersion(), d.version), dependency.getVersion(), d.version);
                    }
                } else {
                    if (isDependencyObsolete(d, dependency)) {
                        versionDependencyError(Messages.PluginWrapper_disabledAndObsolete(dependency.getLongName(), dependency.getVersion(), d.version), dependency.getVersion(), d.version);
                    } else {
                        dependencyErrors.put(Messages.PluginWrapper_disabled(dependency.getLongName()), false);
                    }
                }

            }
        }
        // add the optional dependencies that exists
        for (Dependency d : optionalDependencies) {
            PluginWrapper dependency = parent.getPlugin(d.shortName);
            if (dependency != null && dependency.isActive()) {
                if (isDependencyObsolete(d, dependency)) {
                    versionDependencyError(Messages.PluginWrapper_obsolete(dependency.getLongName(), dependency.getVersion(), d.version), dependency.getVersion(), d.version);
                } else {
                    dependencies.add(d);
                }
            }
        }
        if (!dependencyErrors.isEmpty()) {
            NOTICE.addPlugin(this);
            StringBuilder messageBuilder = new StringBuilder();
            messageBuilder.append(Messages.PluginWrapper_failed_to_load_plugin(getLongName(), getVersion())).append(System.lineSeparator());
            for (Iterator<String> iterator = dependencyErrors.keySet().iterator(); iterator.hasNext(); ) {
                String dependencyError = iterator.next();
                messageBuilder.append(" - ").append(dependencyError);
                if (iterator.hasNext()) {
                    messageBuilder.append(System.lineSeparator());
                }
            }
            throw new IOException(messageBuilder.toString());
        }
    }