Example usage for java.lang String intern

Introduction

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

Prototype

public native String intern();

Source Link

Document

Returns a canonical representation for the string object.

Usage

From source file:org.quartz.impl.jdbcjobstore.StdJDBCDelegate.java

/**
 * <p>/*  w ww.  j  a v  a2  s . co m*/
 * Select a trigger' state value.
 * </p>
 * 
 * @param conn
 *          the DB Connection
 * @param triggerName
 *          the name of the trigger
 * @param groupName
 *          the group containing the trigger
 * @return the <code>{@link org.quartz.Trigger}</code> object
 */
public String selectTriggerState(Connection conn, String triggerName, String groupName) throws SQLException {
    PreparedStatement ps = null;
    ResultSet rs = null;

    try {
        String state = null;

        ps = conn.prepareStatement(rtp(SELECT_TRIGGER_STATE));
        ps.setString(1, triggerName);
        ps.setString(2, groupName);
        rs = ps.executeQuery();

        if (rs.next()) {
            state = rs.getString(COL_TRIGGER_STATE);
        } else {
            state = STATE_DELETED;
        }

        return state.intern();
    } finally {
        closeResultSet(rs);
        closeStatement(ps);
    }

}

---

From source file:com.cloud.storage.resource.VmwareStorageProcessor.java

private Ternary<String, Long, Long> createTemplateFromSnapshot(String installPath, String templateUniqueName,
        String secStorageUrl, String snapshotPath, Long templateId, long wait, Integer nfsVersion)
        throws Exception {
    //Snapshot path is decoded in this form: /snapshots/account/volumeId/uuid/uuid
    String backupSSUuid;//from w  w  w. j ava  2 s .com
    String snapshotFolder;
    if (snapshotPath.endsWith(".ova")) {
        int index = snapshotPath.lastIndexOf(File.separator);
        backupSSUuid = snapshotPath.substring(index + 1).replace(".ova", "");
        snapshotFolder = snapshotPath.substring(0, index);
    } else {
        String[] tokens = snapshotPath.split(File.separatorChar == '\\' ? "\\\\" : File.separator);
        backupSSUuid = tokens[tokens.length - 1];
        snapshotFolder = StringUtils.join(tokens, File.separator, 0, tokens.length - 1);
    }

    String secondaryMountPoint = mountService.getMountPoint(secStorageUrl, nfsVersion);
    String installFullPath = secondaryMountPoint + "/" + installPath;
    String installFullOVAName = installFullPath + "/" + templateUniqueName + ".ova"; //Note: volss for tmpl
    String snapshotRoot = secondaryMountPoint + "/" + snapshotFolder;
    String snapshotFullOVAName = snapshotRoot + "/" + backupSSUuid + ".ova";
    String snapshotFullOvfName = snapshotRoot + "/" + backupSSUuid + ".ovf";
    String result;
    Script command;
    String templateVMDKName = "";
    String snapshotFullVMDKName = snapshotRoot + "/" + backupSSUuid + "/";

    synchronized (installPath.intern()) {
        command = new Script(false, "mkdir", _timeout, s_logger);
        command.add("-p");
        command.add(installFullPath);

        result = command.execute();
        if (result != null) {
            String msg = "unable to prepare template directory: " + installPath + ", storage: " + secStorageUrl
                    + ", error msg: " + result;
            s_logger.error(msg);
            throw new Exception(msg);
        }
    }

    try {
        if (new File(snapshotFullOVAName).exists()) {
            command = new Script(false, "cp", wait, s_logger);
            command.add(snapshotFullOVAName);
            command.add(installFullOVAName);
            result = command.execute();
            if (result != null) {
                String msg = "unable to copy snapshot " + snapshotFullOVAName + " to " + installFullPath;
                s_logger.error(msg);
                throw new Exception(msg);
            }

            // untar OVA file at template directory
            command = new Script("tar", wait, s_logger);
            command.add("--no-same-owner");
            command.add("-xf", installFullOVAName);
            command.setWorkDir(installFullPath);
            s_logger.info("Executing command: " + command.toString());
            result = command.execute();
            if (result != null) {
                String msg = "unable to untar snapshot " + snapshotFullOVAName + " to " + installFullPath;
                s_logger.error(msg);
                throw new Exception(msg);
            }

        } else { // there is no ova file, only ovf originally;
            if (new File(snapshotFullOvfName).exists()) {
                command = new Script(false, "cp", wait, s_logger);
                command.add(snapshotFullOvfName);
                //command.add(installFullOvfName);
                command.add(installFullPath);
                result = command.execute();
                if (result != null) {
                    String msg = "unable to copy snapshot " + snapshotFullOvfName + " to " + installFullPath;
                    s_logger.error(msg);
                    throw new Exception(msg);
                }

                s_logger.info("vmdkfile parent dir: " + snapshotRoot);
                File snapshotdir = new File(snapshotRoot);
                File[] ssfiles = snapshotdir.listFiles();
                if (ssfiles == null) {
                    String msg = "unable to find snapshot vmdk files in " + snapshotRoot;
                    s_logger.error(msg);
                    throw new Exception(msg);
                }
                // List<String> filenames = new ArrayList<String>();
                for (int i = 0; i < ssfiles.length; i++) {
                    String vmdkfile = ssfiles[i].getName();
                    s_logger.info("vmdk file name: " + vmdkfile);
                    if (vmdkfile.toLowerCase().startsWith(backupSSUuid)
                            && vmdkfile.toLowerCase().endsWith(".vmdk")) {
                        snapshotFullVMDKName = snapshotRoot + File.separator + vmdkfile;
                        templateVMDKName += vmdkfile;
                        break;
                    }
                }
                if (snapshotFullVMDKName != null) {
                    command = new Script(false, "cp", wait, s_logger);
                    command.add(snapshotFullVMDKName);
                    command.add(installFullPath);
                    result = command.execute();
                    s_logger.info("Copy VMDK file: " + snapshotFullVMDKName);
                    if (result != null) {
                        String msg = "unable to copy snapshot vmdk file " + snapshotFullVMDKName + " to "
                                + installFullPath;
                        s_logger.error(msg);
                        throw new Exception(msg);
                    }
                }
            } else {
                String msg = "unable to find any snapshot ova/ovf files" + snapshotFullOVAName + " to "
                        + installFullPath;
                s_logger.error(msg);
                throw new Exception(msg);
            }
        }

        long physicalSize = new File(installFullPath + "/" + templateVMDKName).length();
        OVAProcessor processor = new OVAProcessor();
        // long physicalSize = new File(installFullPath + "/" + templateUniqueName + ".ova").length();
        Map<String, Object> params = new HashMap<String, Object>();
        params.put(StorageLayer.InstanceConfigKey, _storage);
        processor.configure("OVA Processor", params);
        long virtualSize = processor.getTemplateVirtualSize(installFullPath, templateUniqueName);

        postCreatePrivateTemplate(installFullPath, templateId, templateUniqueName, physicalSize, virtualSize);
        writeMetaOvaForTemplate(installFullPath, backupSSUuid + ".ovf", templateVMDKName, templateUniqueName,
                physicalSize);
        return new Ternary<String, Long, Long>(installPath + "/" + templateUniqueName + ".ova", physicalSize,
                virtualSize);
    } finally {
        // TODO, clean up left over files
    }
}

---

From source file:android.content.pm.PackageParser.java

private static String buildClassName(String pkg, CharSequence clsSeq, String[] outError) {
    if (clsSeq == null || clsSeq.length() <= 0) {
        outError[0] = "Empty class name in package " + pkg;
        return null;
    }//from  w  w w. j  a v a  2 s  .  co m
    String cls = clsSeq.toString();
    char c = cls.charAt(0);
    if (c == '.') {
        return (pkg + cls).intern();
    }
    if (cls.indexOf('.') < 0) {
        StringBuilder b = new StringBuilder(pkg);
        b.append('.');
        b.append(cls);
        return b.toString().intern();
    }
    if (c >= 'a' && c <= 'z') {
        return cls.intern();
    }
    outError[0] = "Bad class name " + cls + " in package " + pkg;
    return null;
}

---

From source file:org.apache.nifi.controller.FlowController.java

/**
 * Creates a funnel//from  ww w  .ja v a2  s  . c o m
 *
 * @param id funnel id
 * @return new funnel
 */
public Funnel createFunnel(final String id) {
    return new StandardFunnel(id.intern(), null, processScheduler);
}

---

From source file:org.apache.nifi.controller.FlowController.java

/**
 * <p>//from   ww w.  j  av  a 2s .com
 * Creates a new ProcessorNode with the given type and identifier and
 * optionally initializes it.
 * </p>
 *
 * @param type the fully qualified Processor class name
 * @param id the unique ID of the Processor
 * @param firstTimeAdded whether or not this is the first time this
 * Processor is added to the graph. If {@code true}, will invoke methods
 * annotated with the {@link OnAdded} annotation.
 * @return new processor node
 * @throws NullPointerException if either arg is null
 * @throws ProcessorInstantiationException if the processor cannot be
 * instantiated for any reason
 */
public ProcessorNode createProcessor(final String type, String id, final boolean firstTimeAdded)
        throws ProcessorInstantiationException {
    id = id.intern();

    boolean creationSuccessful;
    Processor processor;
    try {
        processor = instantiateProcessor(type, id);
        creationSuccessful = true;
    } catch (final ProcessorInstantiationException pie) {
        LOG.error("Could not create Processor of type " + type + " for ID " + id
                + "; creating \"Ghost\" implementation", pie);
        final GhostProcessor ghostProc = new GhostProcessor();
        ghostProc.setIdentifier(id);
        ghostProc.setCanonicalClassName(type);
        processor = ghostProc;
        creationSuccessful = false;
    }

    final ComponentLog logger = new SimpleProcessLogger(id, processor);
    final ValidationContextFactory validationContextFactory = new StandardValidationContextFactory(
            controllerServiceProvider, variableRegistry);
    final ProcessorNode procNode;
    if (creationSuccessful) {
        procNode = new StandardProcessorNode(processor, id, validationContextFactory, processScheduler,
                controllerServiceProvider, nifiProperties, variableRegistry, logger);
    } else {
        final String simpleClassName = type.contains(".") ? StringUtils.substringAfterLast(type, ".") : type;
        final String componentType = "(Missing) " + simpleClassName;
        procNode = new StandardProcessorNode(processor, id, validationContextFactory, processScheduler,
                controllerServiceProvider, componentType, type, nifiProperties, variableRegistry, logger);
    }

    final LogRepository logRepository = LogRepositoryFactory.getRepository(id);
    logRepository.addObserver(StandardProcessorNode.BULLETIN_OBSERVER_ID, LogLevel.WARN,
            new ProcessorLogObserver(getBulletinRepository(), procNode));

    try {
        final Class<?> procClass = processor.getClass();
        if (procClass.isAnnotationPresent(DefaultSettings.class)) {
            DefaultSettings ds = procClass.getAnnotation(DefaultSettings.class);
            try {
                procNode.setYieldPeriod(ds.yieldDuration());
            } catch (Throwable ex) {
                LOG.error(String.format("Error while setting yield period from DefaultSettings annotation:%s",
                        ex.getMessage()), ex);
            }
            try {

                procNode.setPenalizationPeriod(ds.penaltyDuration());
            } catch (Throwable ex) {
                LOG.error(
                        String.format("Error while setting penalty duration from DefaultSettings annotation:%s",
                                ex.getMessage()),
                        ex);
            }
            try {
                procNode.setBulletinLevel(ds.bulletinLevel());
            } catch (Throwable ex) {
                LOG.error(String.format("Error while setting bulletin level from DefaultSettings annotation:%s",
                        ex.getMessage()), ex);
            }

        }
    } catch (Throwable ex) {
        LOG.error(String.format("Error while setting default settings from DefaultSettings annotation: %s",
                ex.getMessage()), ex);
    }

    if (firstTimeAdded) {
        try (final NarCloseable x = NarCloseable.withComponentNarLoader(processor.getClass(),
                processor.getIdentifier())) {
            ReflectionUtils.invokeMethodsWithAnnotation(OnAdded.class, processor);
        } catch (final Exception e) {
            logRepository.removeObserver(StandardProcessorNode.BULLETIN_OBSERVER_ID);
            throw new ComponentLifeCycleException(
                    "Failed to invoke @OnAdded methods of " + procNode.getProcessor(), e);
        }

        if (firstTimeAdded) {
            try (final NarCloseable nc = NarCloseable.withComponentNarLoader(procNode.getProcessor().getClass(),
                    processor.getIdentifier())) {
                ReflectionUtils.quietlyInvokeMethodsWithAnnotation(OnConfigurationRestored.class,
                        procNode.getProcessor());
            }
        }
    }

    return procNode;
}

---

From source file:android.content.pm.PackageParser.java

private static Pair<String, String> parsePackageSplitNames(XmlPullParser parser, AttributeSet attrs, int flags)
        throws IOException, XmlPullParserException, PackageParserException {

    int type;//from w w  w  . j  av  a 2  s .  co m
    while ((type = parser.next()) != XmlPullParser.START_TAG && type != XmlPullParser.END_DOCUMENT) {
    }

    if (type != XmlPullParser.START_TAG) {
        throw new PackageParserException(INSTALL_PARSE_FAILED_MANIFEST_MALFORMED, "No start tag found");
    }
    if (!parser.getName().equals("manifest")) {
        throw new PackageParserException(INSTALL_PARSE_FAILED_MANIFEST_MALFORMED, "No <manifest> tag");
    }

    final String packageName = attrs.getAttributeValue(null, "package");
    if (!"android".equals(packageName)) {
        final String error = validateName(packageName, true, true);
        if (error != null) {
            throw new PackageParserException(INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME,
                    "Invalid manifest package: " + error);
        }
    }

    String splitName = attrs.getAttributeValue(null, "split");
    if (splitName != null) {
        if (splitName.length() == 0) {
            splitName = null;
        } else {
            final String error = validateName(splitName, false, false);
            if (error != null) {
                throw new PackageParserException(INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME,
                        "Invalid manifest split: " + error);
            }
        }
    }

    return Pair.create(packageName.intern(), (splitName != null) ? splitName.intern() : splitName);
}

---

From source file:android.content.pm.PackageParser.java

private static String buildCompoundName(String pkg, CharSequence procSeq, String type, String[] outError) {
    String proc = procSeq.toString();
    char c = proc.charAt(0);
    if (pkg != null && c == ':') {
        if (proc.length() < 2) {
            outError[0] = "Bad " + type + " name " + proc + " in package " + pkg
                    + ": must be at least two characters";
            return null;
        }//from  w  w  w.  j av a2  s.c o  m
        String subName = proc.substring(1);
        String nameError = validateName(subName, false, false);
        if (nameError != null) {
            outError[0] = "Invalid " + type + " name " + proc + " in package " + pkg + ": " + nameError;
            return null;
        }
        return (pkg + proc).intern();
    }
    String nameError = validateName(proc, true, false);
    if (nameError != null && !"system".equals(proc)) {
        outError[0] = "Invalid " + type + " name " + proc + " in package " + pkg + ": " + nameError;
        return null;
    }
    return proc.intern();
}

---

From source file:gate.creole.ontology.impl.sesame.OntologyServiceImplSesame.java

/**
 * Sets the datatype uri for the given restriction uri.
 * /*from w ww .j  a  v a 2s.  c om*/
 * @param restrictionURI
 * @param datatypeURI
 */
public void setPropertyValue(String restrictionURI, byte restrictionType, String value, String datatypeURI) {
    String whatValueURI = null;
    switch (restrictionType) {
    case OConstants.CARDINALITY_RESTRICTION:
        whatValueURI = OWL.CARDINALITY.toString();
        break;
    case OConstants.MAX_CARDINALITY_RESTRICTION:
        whatValueURI = OWL.MAXCARDINALITY.toString();
        break;
    case OConstants.MIN_CARDINALITY_RESTRICTION:
        whatValueURI = OWL.MINCARDINALITY.toString();
        break;
    default:
        throw new GateOntologyException(
                "Invalid restriction type :" + restrictionType + " for the restriction " + restrictionURI);
    }
    Statement toDelete = null;
    try {
        RepositoryResult<Statement> iter = repositoryConnection.getStatements(getResource(restrictionURI),
                makeSesameURI(whatValueURI), null, true);
        if (iter.hasNext()) {
            Statement stmt = iter.next();
            Value v = stmt.getObject();
            if (v instanceof Literal) {
                if (((Literal) v).getDatatype().toString().intern() == datatypeURI.intern()) {
                    toDelete = stmt;
                }
            }
        }
    } catch (Exception e) {
        throw new GateOntologyException(e);
    }

    if (toDelete != null) {
        Literal l = (Literal) toDelete.getObject();
        // TODO: !! replace !!
        removeUUUStatement(whatValueURI, l.getLabel(), l.getDatatype().toString());
    }
    // TODO: !! replace !!
    addUUDStatement(restrictionURI, whatValueURI, value, datatypeURI);
}

---

From source file:android.content.pm.PackageParser.java

private Instrumentation parseInstrumentation(Package owner, Resources res, XmlPullParser parser,
        AttributeSet attrs, String[] outError) throws XmlPullParserException, IOException {
    TypedArray sa = res.obtainAttributes(attrs,
            com.android.internal.R.styleable.AndroidManifestInstrumentation);

    if (mParseInstrumentationArgs == null) {
        mParseInstrumentationArgs = new ParsePackageItemArgs(owner, outError,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_name,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_label,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_icon,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_logo,
                com.android.internal.R.styleable.AndroidManifestInstrumentation_banner);
        mParseInstrumentationArgs.tag = "<instrumentation>";
    }/*from ww w. j  a  v  a  2 s . c om*/

    mParseInstrumentationArgs.sa = sa;

    Instrumentation a = new Instrumentation(mParseInstrumentationArgs, new InstrumentationInfo());
    if (outError[0] != null) {
        sa.recycle();
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    String str;
    // Note: don't allow this value to be a reference to a resource
    // that may change.
    str = sa.getNonResourceString(
            com.android.internal.R.styleable.AndroidManifestInstrumentation_targetPackage);
    a.info.targetPackage = str != null ? str.intern() : null;

    a.info.handleProfiling = sa
            .getBoolean(com.android.internal.R.styleable.AndroidManifestInstrumentation_handleProfiling, false);

    a.info.functionalTest = sa
            .getBoolean(com.android.internal.R.styleable.AndroidManifestInstrumentation_functionalTest, false);

    sa.recycle();

    if (a.info.targetPackage == null) {
        outError[0] = "<instrumentation> does not specify targetPackage";
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    if (!parseAllMetaData(res, parser, attrs, "<instrumentation>", a, outError)) {
        mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        return null;
    }

    owner.instrumentation.add(a);

    return a;
}

---

From source file:android.content.pm.PackageParser.java

private Bundle parseMetaData(Resources res, XmlPullParser parser, AttributeSet attrs, Bundle data,
        String[] outError) throws XmlPullParserException, IOException {

    TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestMetaData);

    if (data == null) {
        data = new Bundle();
    }/*from w  w w  . ja  v  a  2 s .  c o  m*/

    String name = sa.getNonConfigurationString(com.android.internal.R.styleable.AndroidManifestMetaData_name,
            0);
    if (name == null) {
        outError[0] = "<meta-data> requires an android:name attribute";
        sa.recycle();
        return null;
    }

    name = name.intern();

    TypedValue v = sa.peekValue(com.android.internal.R.styleable.AndroidManifestMetaData_resource);
    if (v != null && v.resourceId != 0) {
        //Slog.i(TAG, "Meta data ref " + name + ": " + v);
        data.putInt(name, v.resourceId);
    } else {
        v = sa.peekValue(com.android.internal.R.styleable.AndroidManifestMetaData_value);
        //Slog.i(TAG, "Meta data " + name + ": " + v);
        if (v != null) {
            if (v.type == TypedValue.TYPE_STRING) {
                CharSequence cs = v.coerceToString();
                data.putString(name, cs != null ? cs.toString().intern() : null);
            } else if (v.type == TypedValue.TYPE_INT_BOOLEAN) {
                data.putBoolean(name, v.data != 0);
            } else if (v.type >= TypedValue.TYPE_FIRST_INT && v.type <= TypedValue.TYPE_LAST_INT) {
                data.putInt(name, v.data);
            } else if (v.type == TypedValue.TYPE_FLOAT) {
                data.putFloat(name, v.getFloat());
            } else {
                if (!RIGID_PARSER) {
                    Slog.w(TAG,
                            "<meta-data> only supports string, integer, float, color, boolean, and resource reference types: "
                                    + parser.getName() + " at " + mArchiveSourcePath + " "
                                    + parser.getPositionDescription());
                } else {
                    outError[0] = "<meta-data> only supports string, integer, float, color, boolean, and resource reference types";
                    data = null;
                }
            }
        } else {
            outError[0] = "<meta-data> requires an android:value or android:resource attribute";
            data = null;
        }
    }

    sa.recycle();

    XmlUtils.skipCurrentTag(parser);

    return data;
}

---

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