Examples with FileReader java.io.FileReader used on opensource projects

Example 86 with FileReader

use of java.io.FileReader in project camel by apache.

the class FileApiMethodGeneratorMojo method getSignatureList.

@Override
public List<String> getSignatureList() throws MojoExecutionException {
    // get signatureFile as a list of Strings
    List<String> result = new ArrayList<String>();
    try {
        BufferedReader reader = new BufferedReader(new FileReader(this.signatureFile));
        String line = reader.readLine();
        while (line != null) {
            result.add(line);
            line = reader.readLine();
        }
        reader.close();
    } catch (FileNotFoundException e) {
        throw new MojoExecutionException(e.getMessage(), e);
    } catch (IOException e) {
        throw new MojoExecutionException(e.getMessage(), e);
    }
    if (result.isEmpty()) {
        throw new MojoExecutionException("Signature file " + signatureFile.getPath() + " is empty");
    }
    return result;
}

Example 87 with FileReader

use of java.io.FileReader in project camel by apache.

the class BomGeneratorMojo method writeFileIfChanged.

private void writeFileIfChanged(String content, File file) throws IOException {
    boolean write = true;
    if (file.exists()) {
        try (FileReader fr = new FileReader(file)) {
            String oldContent = IOUtils.toString(fr);
            if (!content.equals(oldContent)) {
                getLog().debug("Writing new file " + file.getAbsolutePath());
                fr.close();
            } else {
                getLog().debug("File " + file.getAbsolutePath() + " left unchanged");
                write = false;
            }
        }
    } else {
        File parent = file.getParentFile();
        parent.mkdirs();
    }
    if (write) {
        try (FileWriter fw = new FileWriter(file)) {
            IOUtils.write(content, fw);
        }
    }
}

Example 88 with FileReader

use of java.io.FileReader in project spring-boot by spring-projects.

the class FullyExecutableJarTests method readLines.

private List<String> readLines(File file) throws IOException {
    BufferedReader reader = new BufferedReader(new FileReader(file));
    List<String> lines = new ArrayList<>();
    try {
        String line = reader.readLine();
        while (line != null && lines.size() < 50) {
            lines.add(line);
            line = reader.readLine();
        }
    } finally {
        reader.close();
    }
    return lines;
}

Example 89 with FileReader

use of java.io.FileReader in project spring-boot by spring-projects.

the class Versions method evaluateExpression.

private static String evaluateExpression(String expression) {
    try {
        XPathFactory xPathFactory = XPathFactory.newInstance();
        XPath xpath = xPathFactory.newXPath();
        XPathExpression expr = xpath.compile(expression);
        String version = expr.evaluate(new InputSource(new FileReader("target/dependencies-pom.xml")));
        return version;
    } catch (Exception ex) {
        throw new IllegalStateException("Failed to evaluate expression", ex);
    }
}

Example 90 with FileReader

use of java.io.FileReader in project spring-boot by spring-projects.

the class ApplicationPidTests method writePid.

@Test
public void writePid() throws Exception {
    ApplicationPid pid = new ApplicationPid("123");
    File file = this.temporaryFolder.newFile();
    pid.write(file);
    String actual = FileCopyUtils.copyToString(new FileReader(file));
    assertThat(actual).isEqualTo("123");
}