public boolean match(final Map<String, Object> map) {

        if (map == null || map.isEmpty() || matchExpression == null) {
            return false;
        }

        final Object value = ComponentUtil.getScriptEngineFactory().getScriptEngine(scriptType).evaluate(matchExpression, map);
        if (value instanceof Boolean) {
            return ((Boolean) value);
        }

        return false;
    }

 */
package org.codelibs.fess.script;

import org.codelibs.fess.util.ComponentUtil;

public abstract class AbstractScriptEngine implements ScriptEngine {

    public void register() {
        ComponentUtil.getScriptEngineFactory().add(getName(), this);
    }

    protected abstract String getName();

    @Override
    public Object execute(final String scriptType, final String script) {
        final Map<String, Object> params = new HashMap<>();
        params.put("executor", this);

        return ComponentUtil.getScriptEngineFactory().getScriptEngine(scriptType).evaluate(script, params);
    }

            return StringUtil.EMPTY;
        }

        if (paramMap.containsKey(template)) {
            return paramMap.get(template);
        }

        return ComponentUtil.getScriptEngineFactory().getScriptEngine(scriptType).evaluate(template, paramMap);
    }

    protected long getReadInterval(final DataStoreParams paramMap) {
        long readInterval = 0;

            final Map<String, Object> paramMap = new HashMap<>();
            paramMap.put("url", u);
            paramMap.put("matcher", m);
            final Object value =
                    ComponentUtil.getScriptEngineFactory().getScriptEngine(Constants.DEFAULT_SCRIPT).evaluate(template, paramMap);
            if (value == null) {
                return u;
            }
            return value.toString();
        };
    }

        if (StringUtil.isEmpty(template)) {
            return StringUtil.EMPTY;
        }

        return ComponentUtil.getScriptEngineFactory().getScriptEngine(scriptType).evaluate(template, paramMap);
    }

    default int getMaxSiteLength() {
        return getFessConfig().getCrawlerDocumentMaxSiteLengthAsInteger();
    }

        return getComponent(NOTIFICATION_HELPER);
    }

    public static IngestFactory getIngestFactory() {
        return getComponent(INGEST_FACTORY);
    }

    public static ScriptEngineFactory getScriptEngineFactory() {
        return getComponent(SCRIPT_ENGINE_FACTORY);
    }

    public static CrawlerStatsHelper getCrawlerStatsHelper() {
        return getComponent(CRAWLER_STATS_HELPER);
    }