Example usage for java.util StringJoiner toString

List of usage examples for java.util StringJoiner toString

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Introduction

In this page you can find the example usage for java.util StringJoiner toString.

Prototype

@Override
public String toString()

Source Link

Document

Returns the current value, consisting of the prefix , the values added so far separated by the delimiter , and the suffix , unless no elements have been added in which case, the prefix + suffix or the emptyValue characters are returned.

Usage

From source file:org.trellisldp.rosid.file.FileUtils.java

/**
 * Partition an identifier into a directory structure
 * @param identifier the identifier//from www .j  a  v  a  2 s  .  c  o  m
 * @return a string usable as a directory path
 */
public static String partition(final String identifier) {
    requireNonNull(identifier, "identifier must not be null!");

    final StringJoiner joiner = new StringJoiner(separator);
    final CRC32 hasher = new CRC32();
    hasher.update(identifier.getBytes(UTF_8));
    final String intermediate = Long.toHexString(hasher.getValue());

    range(0, intermediate.length() / LENGTH).limit(MAX)
            .forEach(i -> joiner.add(intermediate.substring(i * LENGTH, (i + 1) * LENGTH)));

    joiner.add(md5Hex(identifier));
    return joiner.toString();
}

From source file:org.wso2.identity.scenarios.commons.util.SSOUtil.java

/**
 * Post user consent to Consent page/*from  w  w w. j av  a2s  .c  o m*/
 *
 * @param response      HttpResponse to be referred for request sending.
 * @param commonAuthUrl commonauth URL
 * @param userAgent     user-Agent
 * @param referer       referer URL
 * @param httpClient    HttpClient to be used for request sending.
 * @param pastreCookie  'pastre' Cookie
 * @return response after submitting consent
 * @throws Exception
 */
public static HttpResponse sendPOSTConsentMessage(HttpResponse response, String commonAuthUrl, String userAgent,
        String referer, HttpClient httpClient, String pastreCookie) throws Exception {
    String redirectUrl = getRedirectUrlFromResponse(response);
    Map<String, String> queryParams = getQueryParams(redirectUrl);

    String sessionKey = queryParams.get(PARAM_SESSION_DATA_KEY);
    String mandatoryClaims = queryParams.get(PARAM_MANDATORY_CLAIMS);
    String requestedClaims = queryParams.get(PARAM_REQUESTED_CLAIMS);
    String consentRequiredClaims;

    if (isNotBlank(mandatoryClaims) && isNotBlank(requestedClaims)) {
        StringJoiner joiner = new StringJoiner(",");
        joiner.add(mandatoryClaims);
        joiner.add(requestedClaims);
        consentRequiredClaims = joiner.toString();
    } else if (isNotBlank(mandatoryClaims)) {
        consentRequiredClaims = mandatoryClaims;
    } else {
        consentRequiredClaims = requestedClaims;
    }

    String[] claims;
    if (isNotBlank(consentRequiredClaims)) {
        claims = consentRequiredClaims.split(",");
    } else {
        claims = new String[0];
    }

    HttpPost post = new HttpPost(commonAuthUrl);
    post.setHeader(HttpHeaders.USER_AGENT, userAgent);
    post.addHeader(HttpHeaders.REFERER, referer);
    post.addHeader(COOKIE, pastreCookie);
    List<NameValuePair> urlParameters = new ArrayList<>();

    for (int i = 0; i < claims.length; i++) {

        if (isNotBlank(claims[i])) {
            String[] claimMeta = claims[i].split("_", 2);
            if (claimMeta.length == 2) {
                urlParameters.add(new BasicNameValuePair("consent_" + claimMeta[0], "on"));
            }
        }
    }
    urlParameters.add(new BasicNameValuePair(PARAM_SESSION_DATA_KEY, sessionKey));
    urlParameters.add(new BasicNameValuePair("consent", "approve"));
    post.setEntity(new UrlEncodedFormEntity(urlParameters));
    return httpClient.execute(post);
}

From source file:ch.newscron.encryption.Encryption.java

/**
 * Given a JSONObject, extracts its fields and computes the hash using the MD5 algorithm
 * @param obj is a JSONObject consisting of the four fields
 * @return a MD5 hash of type byte[]/*from  www  .j av  a2s .c  o  m*/
 */
public static byte[] createMD5Hash(JSONObject obj) {
    //Create a string of the fields with format: "<customerId>$<rew1>$<rew2>$<val>"
    StringJoiner stringToHash = new StringJoiner("$");
    stringToHash.add((String) obj.get("custID"));
    stringToHash.add((String) obj.get("rew1"));
    stringToHash.add((String) obj.get("rew2"));
    stringToHash.add((String) obj.get("val"));

    //Get hash of string  
    try {
        MessageDigest m = MessageDigest.getInstance("MD5");
        byte[] hash = m.digest(stringToHash.toString().getBytes("UTF-8"));
        return hash;
    } catch (Exception e) {
    }

    return null;
}

From source file:edu.artic.geneva.sync.RowProcessor.java

/**
 *  Mint a URL for the given ID value, based on an MD5-based pairtree
 *///  w  ww.ja va  2s  .  co  m
private static String buildPath(final String prefix, final String id) {

    final StringBuilder path = new StringBuilder();
    final String md5 = md5Hex(id);

    final StringJoiner joiner = new StringJoiner("/", "", "/" + md5);

    IntStream.rangeClosed(0, DEFAULT_COUNT - 1)
            .forEach(x -> joiner.add(md5.substring(x * DEFAULT_LENGTH, (x + 1) * DEFAULT_LENGTH)));

    if (!prefix.startsWith("/")) {
        path.append("/");
    }

    if (prefix.length() > 0) {
        path.append(prefix);

        if (!prefix.endsWith("/")) {
            path.append("/");
        }
    }

    path.append(joiner.toString());
    return path.toString();
}

From source file:org.trellisldp.file.FileUtils.java

/**
 * Get a directory for a given resource identifier.
 * @param baseDirectory the base directory
 * @param identifier a resource identifier
 * @return a directory/*from w ww.  j  a v  a 2 s  .  c  o m*/
 */
public static File getResourceDirectory(final File baseDirectory, final IRI identifier) {
    requireNonNull(baseDirectory, "The baseDirectory may not be null!");
    requireNonNull(identifier, "The identifier may not be null!");
    final String id = identifier.getIRIString();
    final StringJoiner joiner = new StringJoiner(separator);
    final CRC32 hasher = new CRC32();
    hasher.update(id.getBytes(UTF_8));
    final String intermediate = Long.toHexString(hasher.getValue());

    range(0, intermediate.length() / LENGTH).limit(MAX)
            .forEach(i -> joiner.add(intermediate.substring(i * LENGTH, (i + 1) * LENGTH)));

    joiner.add(md5Hex(id));
    return new File(baseDirectory, joiner.toString());
}

From source file:org.elasticsearch.client.Request.java

/**
 * Utility method to build request's endpoint.
 *//*  w  w w .j a  va  2  s.c o m*/
static String endpoint(String... parts) {
    if (parts == null || parts.length == 0) {
        return DELIMITER;
    }

    StringJoiner joiner = new StringJoiner(DELIMITER, DELIMITER, "");
    for (String part : parts) {
        if (part != null) {
            joiner.add(part);
        }
    }
    return joiner.toString();
}

From source file:org.ballerinalang.langserver.command.CommandUtil.java

/**
 * Get the object constructor snippet generated from public object fields.
 *
 * @param fields     List of Fields/*from  w w  w.  ja va2  s.c o  m*/
 * @param baseOffset Offset of snippet
 * @return {@link String}   Constructor snippet as String
 */
public static String getObjectConstructorSnippet(List<BLangSimpleVariable> fields, int baseOffset) {
    StringJoiner funcFields = new StringJoiner(", ");
    StringJoiner funcBody = new StringJoiner(CommonUtil.LINE_SEPARATOR);
    String offsetStr = String.join("", Collections.nCopies(baseOffset, " "));
    fields.stream().filter(bField -> ((bField.symbol.flags & Flags.PUBLIC) != Flags.PUBLIC)).forEach(var -> {
        funcFields.add(generateTypeDefinition(null, null, var) + " " + var.name.value);
        funcBody.add(offsetStr + "    self." + var.name.value + " = " + var.name.value + ";");
    });

    return offsetStr + "public function __init(" + funcFields.toString() + ") {" + CommonUtil.LINE_SEPARATOR
            + funcBody.toString() + CommonUtil.LINE_SEPARATOR + offsetStr + "}" + CommonUtil.LINE_SEPARATOR;
}

From source file:org.ballerinalang.langserver.command.testgen.ValueSpaceGenerator.java

/**
 * Returns a value space for a given BLangNode.
 *
 * @param importsAcceptor imports acceptor
 * @param currentPkgId    current package id
 * @param bLangNode       BLangNode to evaluate
 * @param template        templates to be modified
 * @return {@link String}  modified templates
 * @see #createTemplateArray(int)/* ww  w .j  ava2s . c  om*/
 */
public static String[] getValueSpaceByNode(BiConsumer<String, String> importsAcceptor, PackageID currentPkgId,
        BLangNode bLangNode, String[] template) {
    if (bLangNode.type == null && bLangNode instanceof BLangTupleDestructure) {
        // Check for tuple assignment eg. (int, int)
        List<BLangExpression> varRefs = ((BLangTupleDestructure) bLangNode).getVariableRefs();
        String[][] list = new String[varRefs.size()][template.length];
        IntStream.range(0, varRefs.size()).forEach(j -> {
            BLangExpression bLangExpression = varRefs.get(j);
            if (bLangExpression.type != null) {
                String[] values = getValueSpaceByType(importsAcceptor, currentPkgId, bLangExpression.type,
                        createTemplateArray(template.length));
                IntStream.range(0, values.length).forEach(i -> list[i][j] = values[i]);
            }
        });
        IntStream.range(0, template.length).forEach(index -> {
            template[index] = template[index].replace(PLACE_HOLDER, "(" + String.join(", ", list[index]) + ")");
        });
        return template;
    } else if (bLangNode instanceof BLangLiteral) {
        return (String[]) Stream.of(template)
                .map(s -> s.replace(PLACE_HOLDER, ((BLangLiteral) bLangNode).getValue().toString())).toArray();
    } else if (bLangNode instanceof BLangAssignment) {
        return (String[]) Stream.of(template).map(s -> s.replace(PLACE_HOLDER, "0")).toArray();
    } else if (bLangNode instanceof BLangFunctionTypeNode) {
        BLangFunctionTypeNode funcType = (BLangFunctionTypeNode) bLangNode;
        TestFunctionGenerator generator = new TestFunctionGenerator(importsAcceptor, currentPkgId, funcType);
        StringJoiner params = new StringJoiner(", ");
        String[][] valueSpace = generator.getValueSpace();
        String[] typeSpace = generator.getTypeSpace();
        String[] nameSpace = generator.getNamesSpace();
        IntStream.range(0, typeSpace.length - 1).forEach(index -> {
            String type = typeSpace[index];
            String name = nameSpace[index];
            params.add(type + " " + name);
        });
        String returnType = "(" + typeSpace[typeSpace.length - 1] + ")";
        IntStream.range(0, template.length).forEach(index -> {
            String builder = "function (" + params.toString() + ") returns " + returnType + "{ "
                    + ((valueSpace != null) ? "return " + valueSpace[index][funcType.params.size()] : "")
                    + "; }";
            template[index] = template[index].replace(PLACE_HOLDER, builder);
        });
        return template;
    }
    return (bLangNode.type != null)
            ? getValueSpaceByType(importsAcceptor, currentPkgId, bLangNode.type, template)
            : template;
}

From source file:info.archinnov.achilles.internals.codegen.dsl.select.SelectDSLCodeGen.java

private static MethodSpec buildSelectComputedColumnMethod(TypeName newTypeName,
        FieldMetaSignature parsingResult, String fieldName, ReturnType returnType) {

    final ComputedColumnInfo columnInfo = (ComputedColumnInfo) parsingResult.context.columnInfo;
    StringJoiner joiner = new StringJoiner(",", fieldName + ".fcall($S,", ").as($S)");
    columnInfo.functionArgs.forEach(x -> joiner.add("$L"));

    final Object[] functionName = new Object[] { columnInfo.functionName };
    final Object[] functionArgs = columnInfo.functionArgs.stream()
            .map(arg -> CodeBlock.builder().add("$T.column($S)", QUERY_BUILDER, arg).build()).toArray();
    final Object[] alias = new Object[] { columnInfo.alias };

    final Object[] varargs = ArrayUtils.addAll(functionName, ArrayUtils.addAll(functionArgs, alias));
    final MethodSpec.Builder builder = MethodSpec.methodBuilder(parsingResult.context.fieldName)
            .addJavadoc("Generate a SELECT ... <strong>$L($L) AS $L</strong> ...", varargs)
            .addModifiers(Modifier.PUBLIC, Modifier.FINAL).addStatement(joiner.toString(), varargs)
            .returns(newTypeName);//w  w w .  j  a v a 2  s  .c o m

    if (returnType == NEW) {
        return builder.addStatement("return new $T(select)", newTypeName).build();
    } else {
        return builder.addStatement("return this").build();
    }
}

From source file:org.briljantframework.array.ArrayPrinter.java

/**
 * Format the {@link org.briljantframework.array.ArrayPrinter.ToStringArray}
 *
 * @param sb write resulting string representation to
 * @param arr the ToStringMatrix/*from   w w  w .jav a 2 s.c o  m*/
 * @throws java.io.IOException if an IO error occurs
 */
public static void print(Appendable sb, ToStringArray arr, String startChar, String endChar, boolean truncate,
        int dims, IntArray maxWidth) throws IOException {
    if (arr.size() == 0) {
        sb.append(startChar).append(arr.get(0)).append(endChar);
        return;
    }
    if (arr.dims() == 1) {
        StringJoiner joiner = new StringJoiner(", ", startChar, endChar);
        int max = arr.size();
        if (truncate) {
            max = visiblePerSlice < 0 ? arr.size() : visiblePerSlice;
        }
        for (int i = 0; i < arr.size(); i++) {
            String value = pad(arr.get(i), maxWidth.get(i % max));
            joiner.add(value);
            if (i >= max) {
                int left = arr.size() - i - 1;
                if (left > max) {
                    i += left - max - 1;
                    joiner.add("...");
                }
            }
        }
        sb.append(joiner.toString());
    } else {
        int len = arr.size(0);
        sb.append("[");
        print(sb, arr.select(0), startChar, endChar, truncate, dims, maxWidth);
        for (int i = 1; i < len; i++) {
            if (arr.dims() > 2) {
                sb.append(",\n\n");
            } else {
                sb.append(",\n");
            }
            for (int j = 0; j < dims - arr.dims(); j++) {
                sb.append(" ");
            }
            print(sb, arr.select(i), startChar, endChar, truncate, dims, maxWidth);
            int max = len;
            if (truncate) {
                max = printSlices < 0 ? len : printSlices;
            }
            if (i >= max) {
                int left = len - i - 1;
                if (left > max) {
                    i += left - max - 1;
                    sb.append(",\n");
                    for (int j = 0; j < dims - arr.dims(); j++) {
                        sb.append(" ");
                    }
                    sb.append("...");
                }
            }
        }
        sb.append("]");
    }
}