Example usage for org.apache.commons.lang3 StringUtils defaultString

Introduction

In this page you can find the example usage for org.apache.commons.lang3 StringUtils defaultString.

Prototype

public static String defaultString(final String str, final String defaultStr)

Source Link

Document

Returns either the passed in String, or if the String is null , the value of defaultStr .

 StringUtils.defaultString(null, "NULL")  = "NULL" StringUtils.defaultString("", "NULL")    = "" StringUtils.defaultString("bat", "NULL") = "bat"

Usage

From source file:org.apache.struts2.views.java.simple.SubmitHandler.java

public void generate() throws IOException {
    Map<String, Object> params = context.getParameters();
    Attributes attrs = new Attributes();

    String type = StringUtils.defaultString((String) params.get("type"), "input");

    if ("button".equals(type)) {
        attrs.addIfExists("name", params.get("name")).add("type", "submit")
                .addIfExists("value", params.get("nameValue")).addIfTrue("disabled", params.get("disabled"))
                .addIfExists("tabindex", params.get("tabindex")).addIfExists("id", params.get("id"))
                .addIfExists("class", params.get("cssClass")).addIfExists("style", params.get("cssStyle"));

        start("button", attrs);
    } else if ("image".equals(type)) {
        attrs.addIfExists("src", params.get("src")).add("type", "image").addIfExists("alt", params.get("label"))
                .addIfExists("id", params.get("id")).addIfExists("class", params.get("cssClass"))
                .addIfExists("style", params.get("cssStyle"));
        start("input", attrs);
    } else {/*from   ww  w  . j a  v  a  2  s  .c  o  m*/
        attrs.addIfExists("name", params.get("name")).add("type", "submit")
                .addIfExists("value", params.get("nameValue")).addIfTrue("disabled", params.get("disabled"))
                .addIfExists("tabindex", params.get("tabindex")).addIfExists("id", params.get("id"))
                .addIfExists("class", params.get("cssClass")).addIfExists("style", params.get("cssStyle"));

        start("input", attrs);
    }
}

From source file:org.apache.zeppelin.markdown.PegdownWebSequencelPlugin.java

public static String createWebsequenceUrl(String style, String content) {

    style = StringUtils.defaultString(style, "default");

    OutputStreamWriter writer = null;
    BufferedReader reader = null;

    String webSeqUrl = "";

    try {/*from w ww.  ja  v a 2  s .c om*/
        String query = new StringBuilder().append("style=").append(style).append("&message=")
                .append(URLEncoder.encode(content, "UTF-8")).append("&apiVersion=1").toString();

        URL url = new URL(WEBSEQ_URL);
        URLConnection conn = url.openConnection();
        conn.setDoOutput(true);
        writer = new OutputStreamWriter(conn.getOutputStream(), StandardCharsets.UTF_8);
        writer.write(query);
        writer.flush();

        StringBuilder response = new StringBuilder();
        reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8));
        String line;
        while ((line = reader.readLine()) != null) {
            response.append(line);
        }

        writer.close();
        reader.close();

        String json = response.toString();

        int start = json.indexOf("?png=");
        int end = json.indexOf("\"", start);

        if (start != -1 && end != -1) {
            webSeqUrl = WEBSEQ_URL + "/" + json.substring(start, end);
        }
    } catch (IOException e) {
        throw new RuntimeException("Failed to get proper response from websequencediagrams.com", e);
    } finally {
        IOUtils.closeQuietly(writer);
        IOUtils.closeQuietly(reader);
    }

    return webSeqUrl;
}

From source file:org.docx4j.template.WordprocessingMLDocxTemplate.java

public WordprocessingMLDocxTemplate() {
    //??//  w ww.j av  a  2s.co m
    this.inputEncoding = StringUtils.defaultString(this.inputEncoding,
            Docx4jProperties.getProperty("docx4j.docx.input.encoding", Docx4jConstants.DEFAULT_CHARSETNAME));
    this.outputEncoding = StringUtils.defaultString(this.outputEncoding,
            Docx4jProperties.getProperty("docx4j.docx.output.encoding", Docx4jConstants.DEFAULT_CHARSETNAME));
    this.placeholderStart = StringUtils.defaultString(this.placeholderStart,
            Docx4jProperties.getProperty("docx4j.docx.placeholderStart", "${"));
    this.placeholderEnd = StringUtils.defaultString(this.placeholderEnd,
            Docx4jProperties.getProperty("docx4j.docx.placeholderEnd", "}"));
    this.autoDelete = Docx4jProperties.getProperty("docx4j.docx.source.delete", false);
}