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

Example 6 with PrintWriter

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

the class BasicValidationHandler method handle.

@Override
public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
    baseRequest.setHandled(true);
    if (expectedMethod != null && !expectedMethod.equals(request.getMethod())) {
        response.setStatus(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
        return;
    }
    if (!validateQuery(request)) {
        response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
        return;
    }
    if (expectedContent != null) {
        StringBuilder content = new StringBuilder();
        String line = null;
        while ((line = request.getReader().readLine()) != null) {
            content.append(line);
        }
        if (!expectedContent.equals(content.toString())) {
            response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
            return;
        }
    }
    response.setStatus(HttpServletResponse.SC_OK);
    if (responseContent != null) {
        response.setContentType("text/plain; charset=utf-8");
        PrintWriter out = response.getWriter();
        out.print(responseContent);
    }
}

Example 7 with PrintWriter

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

the class NoClassDefFoundErrorWrapExceptionTest method testNoClassDef.

@Test
public void testNoClassDef() throws Exception {
    try {
        template.requestBody("activemq:start?transferException=true", "Hello World");
        fail("Should throw exception");
    } catch (Exception e) {
        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        e.printStackTrace(pw);
        String s = sw.toString();
        assertTrue(s.contains("java.lang.LinkageError"));
        assertTrue(s.contains("Cannot do this"));
        assertTrue(s.contains("org.apache.camel.component.jms.issues.ProcessorFail.process"));
    }
}

Example 8 with PrintWriter

use of java.io.PrintWriter in project groovy by apache.

the class XmlTemplateEngine method createTemplate.

public Template createTemplate(Reader reader) throws CompilationFailedException, ClassNotFoundException, IOException {
    Node root;
    try {
        root = xmlParser.parse(reader);
    } catch (SAXException e) {
        throw new RuntimeException("Parsing XML source failed.", e);
    }
    if (root == null) {
        throw new IOException("Parsing XML source failed: root node is null.");
    }
    StringWriter writer = new StringWriter(1024);
    writer.write("/* Generated by XmlTemplateEngine */\n");
    new GspPrinter(new PrintWriter(writer), indentation).print(root);
    Script script;
    try {
        script = groovyShell.parse(writer.toString(), "XmlTemplateScript" + counter++ + ".groovy");
    } catch (Exception e) {
        throw new GroovyRuntimeException("Failed to parse template script (your template may contain an error or be trying to use expressions not currently supported): " + e.getMessage());
    }
    return new XmlTemplate(script);
}

Example 9 with PrintWriter

use of java.io.PrintWriter in project groovy by apache.

the class DomToGroovy method main.

public static void main(String[] args) {
    if (args.length < 1) {
        System.out.println("Usage: DomToGroovy infilename [outfilename]");
        System.exit(1);
    }
    Document document = null;
    try {
        document = parse(args[0]);
    } catch (Exception e) {
        System.out.println("Unable to parse input file '" + args[0] + "': " + e.getMessage());
        System.exit(1);
    }
    PrintWriter writer = null;
    if (args.length < 2) {
        writer = new PrintWriter(System.out);
    } else {
        try {
            writer = new PrintWriter(new FileWriter(new File(args[1])));
        } catch (IOException e) {
            System.out.println("Unable to create output file '" + args[1] + "': " + e.getMessage());
            System.exit(1);
        }
    }
    DomToGroovy converter = new DomToGroovy(writer);
    converter.out.incrementIndent();
    writer.println("#!/bin/groovy");
    writer.println();
    writer.println("// generated from " + args[0]);
    writer.println("System.out << new groovy.xml.StreamingMarkupBuilder().bind {");
    converter.print(document);
    writer.println("}");
    writer.close();
}

Example 10 with PrintWriter

use of java.io.PrintWriter in project flink by apache.

the class BootstrapTools method writeConfiguration.

/**
	 * Writes a Flink YAML config file from a Flink Configuration object.
	 * @param cfg The Flink config
	 * @param file The File to write to
	 * @throws IOException
	 */
public static void writeConfiguration(Configuration cfg, File file) throws IOException {
    try (FileWriter fwrt = new FileWriter(file);
        PrintWriter out = new PrintWriter(fwrt)) {
        for (String key : cfg.keySet()) {
            String value = cfg.getString(key, null);
            out.print(key);
            out.print(": ");
            out.println(value);
        }
    }
}