com.qpark.eip.core.model.analysis.operation.GetFlowOperation.java Source code

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Here is the source code for com.qpark.eip.core.model.analysis.operation.GetFlowOperation.java

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/*******************************************************************************
 * Copyright (c) 2013, 2014, 2015, 2016 QPark Consulting S.a r.l. This program and the
 * accompanying materials are made available under the terms of the Eclipse
 * Public License v1.0. The Eclipse Public License is available at
 * http://www.eclipse.org/legal/epl-v10.html.
 ******************************************************************************/
package com.qpark.eip.core.model.analysis.operation;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.Optional;

import javax.xml.bind.JAXBElement;

import org.springframework.beans.factory.annotation.Autowired;

import com.qpark.eip.core.DateUtil;
import com.qpark.eip.core.model.analysis.AnalysisDao;
import com.qpark.eip.service.domain.doc.msg.GetFlowRequestType;
import com.qpark.eip.service.domain.doc.msg.GetFlowResponseType;
import com.qpark.eip.service.domain.doc.msg.ObjectFactory;
import com.qpark.eip.service.domain.doc.msg.gateway.GetFlow;

/**
 * Operation get flow on service <code>domain.doc</code>.
 *
 * @author bhausen
 */
public class GetFlowOperation implements GetFlow {
    /** The bean name to use. */
    public static final String BEAN_NAME = "com.qpark.eip.core.model.analysis.operationProviderDomainDocGetFlow";

    /**
     * Translate the pattern do SQL <i>like</i>.
     *
     * @param namePattern
     *            the given name pattern.
     * @return the translated pattern.
     */
    private static Optional<String> translateNamePattern(final String namePattern) {
        Optional<String> value = Optional.empty();
        if (Objects.nonNull(namePattern)) {
            String s = namePattern.replace('*', '%');
            if (!s.endsWith("%")) {
                s = String.format("%s%s", s, "%");
            }
            if (!s.startsWith("%")) {
                s = String.format("%s%s", "%", s);
            }
            value = Optional.of(s);
        }
        return value;
    }

    /** The {@link AnalysisDao}. */
    @Autowired
    private AnalysisDao dao;
    /** The {@link Logger}. */
    private final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(GetFlowOperation.class);
    /** The {@link ObjectFactory}. */
    private final ObjectFactory of = new ObjectFactory();

    /**
     * @param message
     *            the {@link JAXBElement} containing a
     *            {@link GetFlowRequestType}.
     * @return the {@link JAXBElement} with a {@link GetFlowResponseType}.
     */
    @Override
    public final JAXBElement<GetFlowResponseType> invoke(final JAXBElement<GetFlowRequestType> message) {
        this.logger.debug("+getFlow");
        final GetFlowRequestType request = message.getValue();
        final GetFlowResponseType response = this.of.createGetFlowResponseType();
        final long start = System.currentTimeMillis();
        try {
            final List<String> namePattern = new ArrayList<>();
            request.getNamePattern().stream()
                    .forEach(s -> translateNamePattern(s).ifPresent(translated -> namePattern.add(translated)));
            if (!namePattern.isEmpty()) {
                String modelVersion = request.getRevision();
                if (Objects.isNull(modelVersion) || modelVersion.trim().length() == 0) {
                    modelVersion = this.dao.getLastModelVersion();
                }
                response.getFlow().addAll(this.dao.getFlowByNamePattern(modelVersion, namePattern));
            }
        } catch (final Throwable e) {
            /* Add a not covered error to the response. */
            this.logger.error(e.getMessage(), e);
        } finally {
            this.logger.debug(" getFlow duration {}", DateUtil.getDuration(start, System.currentTimeMillis()));
            this.logger.debug("-getFlow #{}", response.getFlow().size());
        }
        return this.of.createGetFlowResponse(response);
    }
}