Example usage for java.lang IllegalStateException IllegalStateException

Introduction

In this page you can find the example usage for java.lang IllegalStateException IllegalStateException.

Prototype

public IllegalStateException(Throwable cause)

Source Link

Document

Constructs a new exception with the specified cause and a detail message of (cause==null ?

Usage

From source file:net.oauth.jsontoken.crypto.MagicRsaPublicKey.java

private static PublicKey parseKey(String magicKey) {
    String[] pieces = magicKey.split(Pattern.quote("."));
    if (pieces.length != 3) {
        throw new IllegalStateException("not a valid magic key: " + magicKey);
    }// w w  w  .j  ava  2s . c o  m

    if (!pieces[0].equals("RSA")) {
        throw new IllegalStateException("unkown key type for magic key: " + pieces[0]);
    }

    String modulusString = pieces[1];
    String exponentString = pieces[2];

    byte[] modulusBytes = Base64.decodeBase64(modulusString);
    byte[] exponentBytes = Base64.decodeBase64(exponentString);

    BigInteger modulus = new BigInteger(modulusBytes);
    BigInteger exponent = new BigInteger(exponentBytes);

    RSAPublicKeySpec spec = new RSAPublicKeySpec(modulus, exponent);
    KeyFactory fac;
    try {
        fac = KeyFactory.getInstance("RSA");
    } catch (NoSuchAlgorithmException e) {
        throw new RuntimeException("RSA key factory missing on platform", e);
    }
    try {
        return fac.generatePublic(spec);
    } catch (InvalidKeySpecException e) {
        throw new IllegalStateException("bad key in descripor doc: " + magicKey, e);
    }
}

From source file:net.dv8tion.discord.util.GoogleSearch.java

public static List<SearchResult> performSearch(String engineId, String terms, int requiredResultsCount) {
    try {/* w  ww  .j  a  v  a  2 s  .c  o m*/
        if (GOOGLE_API_KEY == null)
            throw new IllegalStateException(
                    "Google API Key is null, Cannot preform google search without a key! Set one in the settings!");
        if (engineId == null || engineId.isEmpty())
            throw new IllegalArgumentException("Google Custom Search Engine id cannot be null or empty!");

        LocalDateTime currentTime = LocalDateTime.now();
        if (currentTime.isAfter(dayStartTime.plusDays(1))) {
            dayStartTime = currentTime;
            currentGoogleUsage = 1;
        } else if (currentGoogleUsage >= 80) {
            throw new IllegalStateException("Google usage has reached the premature security cap of 80");
        }

        terms = terms.replace(" ", "%20");
        String searchUrl = String.format(GOOGLE_URL, engineId, GOOGLE_API_KEY, requiredResultsCount, terms);

        URL searchURL = new URL(searchUrl);
        URLConnection conn = searchURL.openConnection();
        currentGoogleUsage++;
        conn.setRequestProperty("User-Agent",
                "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:39.0) Gecko/20100101 " + randomName(10));
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        StringBuilder json = new StringBuilder();
        String line;
        while ((line = in.readLine()) != null) {
            json.append(line).append("\n");
        }
        in.close();

        JSONArray jsonResults = new JSONObject(json.toString()).getJSONArray("items");
        List<SearchResult> results = new LinkedList<>();
        for (int i = 0; i < jsonResults.length(); i++) {
            results.add(SearchResult.fromGoogle(jsonResults.getJSONObject(i)));
        }
        return results;
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:com.leanengine.JsonEncode.java

static JSONObject entityListToJson(List<LeanEntity> entityList) throws LeanException {
    JSONObject rootNode = new JSONObject();
    JSONArray resultsArray = new JSONArray();

    for (LeanEntity entity : entityList) {
        resultsArray.put(entityToJson(entity));
    }/*from w w  w.java  2  s.  c  om*/
    try {
        rootNode.put("result", resultsArray);
    } catch (JSONException e) {
        // this should not happen under normal circumstances
        throw new IllegalStateException(e);
    }
    return rootNode;
}

From source file:com.amalto.core.history.accessor.RootAccessor.java

public void set(String value) {
    throw new IllegalStateException("Cannot set value");
}

From source file:com.autentia.common.util.Assert.java

public static void state(boolean expression, String errMsg) {
    if (!expression) {
        throw new IllegalStateException(errMsg);
    }//from  w w w  . j a v  a 2  s.  c  o  m
}

From source file:cz.cvut.portal.kos.utils.PortalRequestAccessor.java

public static PortletRequest getCurrentRequest() {
    RequestAttributes attributes = RequestContextHolder.getRequestAttributes();

    if (attributes instanceof PortletRequestAttributes) {
        return ((PortletRequestAttributes) attributes).getRequest();
    }//  ww w  .jav a 2  s . com
    throw new IllegalStateException("Does not run within a PortletContext");
}

From source file:com.pulsarang.mom.common.ds.Me2dayDataSource.java

public Me2dayDataSource(Cluster clusterInfo, String dataSourceType) {
    DbInfo configuration = clusterInfo.getDbInfo(dataSourceType);
    if (configuration == null) {
        throw new IllegalStateException("Fail to find db configuration. (" + dataSourceType + ")");
    }/*from  w ww.  j  ava  2  s. c  om*/

    super.setDriverClassName("com.mysql.jdbc.Driver");
    super.setUrl(configuration.getConnectionUrl());
    super.setUsername(configuration.Username());
    super.setPassword(configuration.getPassword());
    super.setMaxActive(configuration.getMaxActive());
    super.setMinIdle(configuration.getMinIdle());

    super.setTestOnBorrow(false);
    super.setTestWhileIdle(true);
    super.setValidationQuery("SELECT 1");
    super.setMaxWait(10000);
    super.setPoolPreparedStatements(false);
    super.setMaxOpenPreparedStatements(1024);
    super.setTimeBetweenEvictionRunsMillis(30000);
    super.setNumTestsPerEvictionRun(5);
    super.setMinEvictableIdleTimeMillis(-1);

    StringBuilder sb = new StringBuilder();
    sb.append("=================================================\n");
    sb.append("url: ").append(super.getUrl()).append("\n");
    sb.append("maxActive: ").append(super.getMaxActive()).append("\n");
    sb.append("minIdle: ").append(super.getMinIdle()).append("\n");
    sb.append("testOnBorrow: ").append(super.getTestOnBorrow()).append("\n");
    sb.append("testWhileIdle: ").append(super.getTestWhileIdle()).append("\n");
    sb.append("maxWait: ").append(super.getMaxWait()).append("\n");
    sb.append("poolPreparedStatements: ").append(false).append("\n");
    sb.append("maxOpenPreparedStatements: ").append(super.getMaxOpenPreparedStatements()).append("\n");
    sb.append("=================================================\n");

    LOG.info("Create datasource '{}'\n{}", dataSourceType, sb.toString());
}

From source file:Main.java

private static String consume(URLConnection connection) throws IOException {
    String encoding = getEncoding(connection);
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    InputStream in = connection.getInputStream();
    try {//w  w  w  .j  av  a  2  s .c o  m
        in = connection.getInputStream();
        byte[] buffer = new byte[1024];
        int bytesRead;
        while ((bytesRead = in.read(buffer)) > 0) {
            out.write(buffer, 0, bytesRead);
        }
    } finally {
        try {
            in.close();
        } catch (IOException ioe) {
            // continue
        }
    }
    try {
        return new String(out.toByteArray(), encoding);
    } catch (UnsupportedEncodingException uee) {
        try {
            return new String(out.toByteArray(), "UTF-8");
        } catch (UnsupportedEncodingException uee2) {
            // can't happen
            throw new IllegalStateException(uee2);
        }
    }
}

From source file:Main.java

private static <T> BinaryOperator<T> throwingMerger() {
    return (u, v) -> {
        throw new IllegalStateException(String.format("Duplicate key %s", u));
    };/*from  w  w  w  .  j a v  a 2  s.c om*/
}

From source file:com.dii.ids.application.utils.io.SimpleDiskCache.java

public static synchronized SimpleDiskCache open(File dir, int appVersion, long maxSize) throws IOException {
    if (usedDirs.contains(dir)) {
        throw new IllegalStateException("Cache dir " + dir.getAbsolutePath() + " was used before.");
    }//from  w w  w .j  ava  2  s  .  c om

    usedDirs.add(dir);

    return new SimpleDiskCache(dir, appVersion, maxSize);
}