org.openxma.hbmfilemerge.HbmFileMergeInput Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of dsl-generator Show documentation
There is a newer version: 6.0.2
package org.openxma.hbmfilemerge;

import java.io.File;
import java.io.IOException;

public class HbmFileMergeInput
 {

    private File resourcesFolder, resourcesGenFolder;

    public File getResourcesFolder() {
        return resourcesFolder;
    }

    public File getResourcesGenFolder() {
        return resourcesGenFolder;
    }

    private HbmFileMergeInput(File resourcesFolder, File resourcesGenFolder) {
        this.resourcesFolder = resourcesFolder;
        this.resourcesGenFolder = resourcesGenFolder;
    }

    public static HbmFileMergeInput getInstance(File resourcesFolder, File resourcesGenFolder) {
        if (null == resourcesFolder || null == resourcesGenFolder)
            throw new IllegalArgumentException("missing resource folders");

        return new HbmFileMergeInput(resourcesFolder, resourcesGenFolder);
    }

    public static boolean isGenHbmFile(String fileName) {
        return (null != fileName && fileName.endsWith(HbmFileNameSuffix.HBM_GEN_XML.toString())) ? true : false;
    }

    public static boolean isFragmentHbmFile(String fileName) {
        return (null != fileName && fileName.endsWith(HbmFileNameSuffix.HBM_FRAGMENT_XML.toString())) ? true : false;
    }

    /**
     * @param fragmentHbm
     *            the input *.hbm.fragment.xml file
     * @return a Map with the Merge target XML as key and the xml
     *         fragment as value
     * @throws IOException
     * @since version_number
     * @author s4676
     */
    public HbmFilePair getMergeInputByFragmentHbm(File fragmentHbm) throws IOException {
        if (null == fragmentHbm || !isFragmentHbmFile(fragmentHbm.getName()))
            return null;

        return createMergeTargetAndFragmentPairsByFragmentHbm(fragmentHbm);
    }

    public HbmFilePair getMergeInputByGenHbm(File genHbm) throws IOException {
        if (null == genHbm || !isGenHbmFile(genHbm.getName()))
            return null;

        return createMergeTargetAndFragmentPairsByGenHbm(genHbm);
    }

    private final HbmFilePair createMergeTargetAndFragmentPairsByFragmentHbm(File fragmentHbm) throws IOException {
        return HbmFilePair.valueOf(getGenHbm(fragmentHbm), fragmentHbm);
    }

    private final HbmFilePair createMergeTargetAndFragmentPairsByGenHbm(File genHbm) throws IOException {
        return HbmFilePair.valueOf(genHbm, getFragmentHbm(genHbm));
    }

    private File getGenHbm(File fragmentHbm) throws IOException {
        File genHbm = new File(createGenHbmUrl(fragmentHbm.getAbsolutePath()));

        if (genHbm.exists() && genHbm.isFile())
            return genHbm;

        return null;
    }

    private File getFragmentHbm(File genHbm) throws IOException {
        File fragmentHbm = new File(createFragmentHbmUrl(genHbm.getAbsolutePath()));

        if (fragmentHbm.exists() && fragmentHbm.isFile())
            return fragmentHbm;

        return null;
    }

    private String createGenHbmUrl(String fragmentHbmUrl) {
        // shift to genHbm resource folder
        String genHbmUrl = fragmentHbmUrl.replace(resourcesFolder.getPath(), resourcesGenFolder.getPath());

        // shift to genHbm file suffix
        return genHbmUrl.replace(HbmFileNameSuffix.HBM_FRAGMENT_XML.toString(), HbmFileNameSuffix.HBM_GEN_XML
                .toString());
    }

    private String createFragmentHbmUrl(String genHbmUrl) {
        // shift to fragmentHbm resource folder
        String fragmentHbmUrl = genHbmUrl.replace(resourcesGenFolder.getPath(), resourcesFolder.getPath());

        // shift to fragmentHbm file suffix
        return fragmentHbmUrl.replace(HbmFileNameSuffix.HBM_GEN_XML.toString(), HbmFileNameSuffix.HBM_FRAGMENT_XML
                .toString());
    }

}