org.apache.maven.plugins.pmd.exec.CpdResult Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.plugins.pmd.exec;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.ArrayList;
import java.util.List;

import org.apache.maven.plugins.pmd.model.CpdErrorDetail;
import org.apache.maven.plugins.pmd.model.Duplication;
import org.apache.maven.plugins.pmd.model.io.xpp3.CpdXpp3Reader;
import org.apache.maven.reporting.MavenReportException;

/**
 * Provides access to the result of the CPD analysis.
 */
public class CpdResult {
    private final List duplications = new ArrayList<>();

    public CpdResult(File report, String encoding) throws MavenReportException {
        loadResult(report, encoding);
    }

    public List getDuplications() {
        return duplications;
    }

    public boolean hasDuplications() {
        return !duplications.isEmpty();
    }

    private void loadResult(File report, String encoding) throws MavenReportException {
        try (Reader reader1 = new InputStreamReader(new FileInputStream(report), encoding)) {
            CpdXpp3Reader reader = new CpdXpp3Reader();
            CpdErrorDetail details = reader.read(reader1, false);
            duplications.addAll(details.getDuplications());
        } catch (Exception e) {
            throw new MavenReportException(e.getMessage(), e);
        }
    }
}