Java VTDGen.enableIgnoredWhiteSpace方法代码示例

import com.ximpleware.VTDGen; //导入方法依赖的package包/类
private void insertVersionIntoOriginalIfNecessary(final String pOwnVersionOrNull)
		throws ModifyException, NavException, UnsupportedEncodingException, IOException, TranscodeException {
	if (pOwnVersionOrNull != null) {
		final VTDGen gen = new VTDGen();
		gen.enableIgnoredWhiteSpace(true);
		final XMLModifier modifier = new XMLModifier();

		if (gen.parseFile(file.getAbsolutePath(), false)) {
			final VTDNav vn = gen.getNav();
			modifier.bind(vn);

			if (vn.toElement(FC, ARTIFACT_ID)) {
				final long l = vn.expandWhiteSpaces(vn.getElementFragment(), WS_LEADING);
				final ByteArrayOutputStream out = new ByteArrayOutputStream();
				vn.dumpFragment(l, out);
				final String version = new String(out.toByteArray()).replaceAll(ARTIFACT_ID_PATTERN,
						format(VERSION_FORMAT, pOwnVersionOrNull));
				modifier.insertAfterElement(version);
			}
		}

		try (final FileOutputStream out = new FileOutputStream(file)) {
			modifier.output(out);
		}
	}
}
 

import com.ximpleware.VTDGen; //导入方法依赖的package包/类
void updateProjectParentVersion(MavenProject project, Version version) throws MojoExecutionException {
    try {
        VTDGen gen = new VTDGen();
        gen.enableIgnoredWhiteSpace(true);
        gen.parseFile(project.getFile().getAbsolutePath(), true);

        VTDNav nav = gen.getNav();
        AutoPilot ap = new AutoPilot(nav);
        ap.selectXPath("namespace-uri(.)");
        String ns = ap.evalXPathToString();

        nav.toElementNS(VTDNav.FIRST_CHILD, ns, "parent");
        nav.toElementNS(VTDNav.FIRST_CHILD, ns, "version");
        int pos = nav.getText();

        XMLModifier mod = new XMLModifier(nav);
        mod.updateToken(pos, version.toString());

        try (OutputStream out = new FileOutputStream(project.getFile())) {
            mod.output(out);
        }
    } catch (IOException | ModifyException | NavException | XPathParseException | TranscodeException e) {
        throw new MojoExecutionException("Failed to update the parent version of project " + project, e);
    }
}
 

import com.ximpleware.VTDGen; //导入方法依赖的package包/类
void updateProjectVersion(MavenProject project, Version version) throws MojoExecutionException {
    try {

        int indentationSize;
        try (BufferedReader rdr = new BufferedReader(new FileReader(project.getFile()))) {
            indentationSize = XmlUtil.estimateIndentationSize(rdr);
        }

        VTDGen gen = new VTDGen();
        gen.enableIgnoredWhiteSpace(true);
        gen.parseFile(project.getFile().getAbsolutePath(), true);

        VTDNav nav = gen.getNav();
        AutoPilot ap = new AutoPilot(nav);
        XMLModifier mod = new XMLModifier(nav);

        ap.selectXPath("/project/version");
        if (ap.evalXPath() != -1) {
            //found the version
            int textPos = nav.getText();
            mod.updateToken(textPos, version.toString());
        } else {
            //place the version after the artifactId
            ap.selectXPath("/project/artifactId");
            if (ap.evalXPath() == -1) {
                throw new MojoExecutionException("Failed to find artifactId element in the pom.xml of project "
                        + project.getArtifact().getId() + " when trying to insert a version tag after it.");
            } else {
                StringBuilder versionLine = new StringBuilder();
                versionLine.append('\n');
                for (int i = 0; i < indentationSize; ++i) {
                    versionLine.append(' ');
                }
                versionLine.append("<version>").append(version.toString()).append("</version>");
                mod.insertAfterElement(versionLine.toString());
            }
        }

        try (OutputStream out = new FileOutputStream(project.getFile())) {
            mod.output(out);
        }
    } catch (IOException | ModifyException | NavException | XPathParseException | XPathEvalException | TranscodeException e) {
        throw new MojoExecutionException("Failed to update the version of project " + project, e);
    }
}
 

import com.ximpleware.VTDGen; //导入方法依赖的package包/类
private void updateAllConfigurationFiles(MavenProject project, Map<String, ModelNode> extensionSchemas,
                                         int indentationSize) throws Exception {
    VTDGen gen = new VTDGen();
    gen.enableIgnoredWhiteSpace(true);
    gen.parseFile(project.getFile().getAbsolutePath(), true);

    VTDNav nav = gen.getNav();
    XMLModifier mod = new XMLModifier(nav);

    AutoPilot ap = new AutoPilot(nav);

    ThrowingConsumer<String> update = xpath -> {
        ap.resetXPath();
        ap.selectXPath(xpath);

        while (ap.evalXPath() != -1) {
            int textPos = nav.getText();

            String configFile = nav.toString(textPos);

            File newFile = updateConfigurationFile(new File(configFile), extensionSchemas, indentationSize);
            if (newFile == null) {
                continue;
            }

            mod.updateToken(textPos, newFile.getPath());
        }
    };

    update.accept("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']" +
            "/configuration/analysisConfigurationFiles/*[not(self::configurationFile)]");
    update.accept("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']" +
            "/configuration/analysisConfigurationFiles/configurationFile[not(roots)]/path");

    update.accept("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']" +
            "/executions/execution/configuration/analysisConfigurationFiles/*[not(self::configurationFile)]");
    update.accept("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']" +
            "/executions/execution/configuration/analysisConfigurationFiles/configurationFile[not(roots)]/path");

    try (OutputStream out = new FileOutputStream(project.getFile())) {
        mod.output(out);
    }
}
 

import com.ximpleware.VTDGen; //导入方法依赖的package包/类
private static void updateAllConfigurations(File pomXml, Map<String, ModelNode> extensionSchemas,
                                            int indentationSize) throws Exception {
    VTDGen gen = new VTDGen();
    gen.enableIgnoredWhiteSpace(true);
    gen.parseFile(pomXml.getAbsolutePath(), true);

    VTDNav nav = gen.getNav();
    XMLModifier mod = new XMLModifier(nav);

    Callable<Void> update = () -> {
        int textPos = nav.getText();
        String jsonConfig = nav.toRawString(textPos);

        PlexusConfiguration xml = convertToXml(extensionSchemas, jsonConfig);
        if (xml == null) {
            return null;
        }

        StringWriter pretty = new StringWriter();
        XmlUtil.toIndentedString(xml, indentationSize, nav.getTokenDepth(textPos), pretty);

        //remove the first indentation, because text is already indented
        String prettyXml = pretty.toString().substring(indentationSize * nav.getTokenDepth(textPos));

        mod.insertAfterElement(prettyXml);
        mod.remove();

        return null;
    };

    AutoPilot ap = new AutoPilot(nav);

    ap.selectXPath("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']/configuration/analysisConfiguration");
    while (ap.evalXPath() != -1) {
        update.call();
    }

    ap.resetXPath();

    ap.selectXPath("//plugin[groupId = 'org.revapi' and artifactId = 'revapi-maven-plugin']/executions/execution/configuration/analysisConfiguration");
    while (ap.evalXPath() != -1) {
        update.call();
    }

    try (OutputStream out = new FileOutputStream(pomXml)) {
        mod.output(out);
    }
}