Example usage for java.lang Class isEnum

List of usage examples for java.lang Class isEnum

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Introduction

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

Prototype

public boolean isEnum()

Source Link

Document

Returns true if and only if this class was declared as an enum in the source code.

Usage

From source file:org.wrml.runtime.schema.generator.SchemaGenerator.java

public Choices generateChoices(final Class<?> nativeChoicesEnumClass) {

    if (nativeChoicesEnumClass == null || !nativeChoicesEnumClass.isEnum()) {
        return null;
    }/*from w w  w . j a va  2  s  . c  o  m*/

    final SchemaLoader schemaLoader = getSchemaLoader();
    final Choices choices = getContext().newModel(schemaLoader.getChoicesSchemaUri());

    final URI choicesUri = schemaLoader.getTypeUri(nativeChoicesEnumClass);
    choices.setUri(choicesUri);

    final UniqueName choicesUniqueName = schemaLoader.getTypeUniqueName(choicesUri);
    choices.setUniqueName(choicesUniqueName);

    final Object[] enumConstants = nativeChoicesEnumClass.getEnumConstants();
    if (enumConstants != null && enumConstants.length > 0) {
        final LinkedHashSet choiceSet = new LinkedHashSet(enumConstants.length);

        for (final Object enumConstant : enumConstants) {
            final String choice = String.valueOf(enumConstant);
            choiceSet.add(enumConstant);
        }

        choices.getList().addAll(choiceSet);
    }

    return choices;
}

From source file:org.apache.hadoop.hbase.security.access.HbaseObjectWritableFor96Migration.java

/**
 * Read a {@link Writable}, {@link String}, primitive type, or an array of
 * the preceding.//from   ww  w  .  j  a v  a  2  s. c o m
 * @param in
 * @param objectWritable
 * @param conf
 * @return the object
 * @throws IOException
 */
@SuppressWarnings("unchecked")
static Object readObject(DataInput in, HbaseObjectWritableFor96Migration objectWritable, Configuration conf)
        throws IOException {
    Class<?> declaredClass = CODE_TO_CLASS.get(WritableUtils.readVInt(in));
    Object instance;
    if (declaredClass.isPrimitive()) { // primitive types
        if (declaredClass == Boolean.TYPE) { // boolean
            instance = Boolean.valueOf(in.readBoolean());
        } else if (declaredClass == Character.TYPE) { // char
            instance = Character.valueOf(in.readChar());
        } else if (declaredClass == Byte.TYPE) { // byte
            instance = Byte.valueOf(in.readByte());
        } else if (declaredClass == Short.TYPE) { // short
            instance = Short.valueOf(in.readShort());
        } else if (declaredClass == Integer.TYPE) { // int
            instance = Integer.valueOf(in.readInt());
        } else if (declaredClass == Long.TYPE) { // long
            instance = Long.valueOf(in.readLong());
        } else if (declaredClass == Float.TYPE) { // float
            instance = Float.valueOf(in.readFloat());
        } else if (declaredClass == Double.TYPE) { // double
            instance = Double.valueOf(in.readDouble());
        } else if (declaredClass == Void.TYPE) { // void
            instance = null;
        } else {
            throw new IllegalArgumentException("Not a primitive: " + declaredClass);
        }
    } else if (declaredClass.isArray()) { // array
        if (declaredClass.equals(byte[].class)) {
            instance = Bytes.readByteArray(in);
        } else {
            int length = in.readInt();
            instance = Array.newInstance(declaredClass.getComponentType(), length);
            for (int i = 0; i < length; i++) {
                Array.set(instance, i, readObject(in, conf));
            }
        }
    } else if (declaredClass.equals(Array.class)) { //an array not declared in CLASS_TO_CODE
        Class<?> componentType = readClass(conf, in);
        int length = in.readInt();
        instance = Array.newInstance(componentType, length);
        for (int i = 0; i < length; i++) {
            Array.set(instance, i, readObject(in, conf));
        }
    } else if (List.class.isAssignableFrom(declaredClass)) { // List
        int length = in.readInt();
        instance = new ArrayList(length);
        for (int i = 0; i < length; i++) {
            ((ArrayList) instance).add(readObject(in, conf));
        }
    } else if (declaredClass == String.class) { // String
        instance = Text.readString(in);
    } else if (declaredClass.isEnum()) { // enum
        instance = Enum.valueOf((Class<? extends Enum>) declaredClass, Text.readString(in));
    } else if (declaredClass == Message.class) {
        String className = Text.readString(in);
        try {
            declaredClass = getClassByName(conf, className);
            instance = tryInstantiateProtobuf(declaredClass, in);
        } catch (ClassNotFoundException e) {
            LOG.error("Can't find class " + className, e);
            throw new IOException("Can't find class " + className, e);
        }
    } else if (Scan.class.isAssignableFrom(declaredClass)) {
        int length = in.readInt();
        byte[] scanBytes = new byte[length];
        in.readFully(scanBytes);
        ClientProtos.Scan.Builder scanProto = ClientProtos.Scan.newBuilder();
        instance = ProtobufUtil.toScan(scanProto.mergeFrom(scanBytes).build());
    } else { // Writable or Serializable
        Class instanceClass = null;
        int b = (byte) WritableUtils.readVInt(in);
        if (b == NOT_ENCODED) {
            String className = Text.readString(in);
            try {
                instanceClass = getClassByName(conf, className);
            } catch (ClassNotFoundException e) {
                LOG.error("Can't find class " + className, e);
                throw new IOException("Can't find class " + className, e);
            }
        } else {
            instanceClass = CODE_TO_CLASS.get(b);
        }
        if (Writable.class.isAssignableFrom(instanceClass)) {
            Writable writable = WritableFactories.newInstance(instanceClass, conf);
            try {
                writable.readFields(in);
            } catch (Exception e) {
                LOG.error("Error in readFields", e);
                throw new IOException("Error in readFields", e);
            }
            instance = writable;
            if (instanceClass == NullInstance.class) { // null
                declaredClass = ((NullInstance) instance).declaredClass;
                instance = null;
            }
        } else {
            int length = in.readInt();
            byte[] objectBytes = new byte[length];
            in.readFully(objectBytes);
            ByteArrayInputStream bis = null;
            ObjectInputStream ois = null;
            try {
                bis = new ByteArrayInputStream(objectBytes);
                ois = new ObjectInputStream(bis);
                instance = ois.readObject();
            } catch (ClassNotFoundException e) {
                LOG.error("Class not found when attempting to deserialize object", e);
                throw new IOException("Class not found when attempting to " + "deserialize object", e);
            } finally {
                if (bis != null)
                    bis.close();
                if (ois != null)
                    ois.close();
            }
        }
    }
    if (objectWritable != null) { // store values
        objectWritable.declaredClass = declaredClass;
        objectWritable.instance = instance;
    }
    return instance;
}

From source file:org.apache.drill.jdbc.proxy.InvocationReporterImpl.java

private String formatValue(final Object value) {
    final String result;
    if (null == value) {
        result = "null";
    } else {/*  www . j  av a 2 s . c  o m*/
        final Class<?> rawActualType = value.getClass();
        if (String.class == rawActualType) {
            result = formatString((String) value);
        } else if (rawActualType.isArray() && !rawActualType.getComponentType().isPrimitive()) {
            // Array of non-primitive type

            final StringBuilder buffer = new StringBuilder();
            /* Decide whether to includes this:
            buffer.append( formatType( elemType ) );
            buffer.append( "[] " );
            */
            buffer.append("{ ");
            boolean first = true;
            for (Object elemVal : (Object[]) value) {
                if (!first) {
                    buffer.append(", ");
                }
                first = false;
                buffer.append(formatValue(elemVal));
            }
            buffer.append(" }");
            result = buffer.toString();
        } else if (DriverPropertyInfo.class == rawActualType) {
            result = formatDriverPropertyInfo((DriverPropertyInfo) value);
        } else if (
        // Is type seen and whose toString() renders value well.
        false || rawActualType == java.lang.Boolean.class || rawActualType == java.lang.Byte.class
                || rawActualType == java.lang.Double.class || rawActualType == java.lang.Float.class
                || rawActualType == java.lang.Integer.class || rawActualType == java.lang.Long.class
                || rawActualType == java.lang.Short.class || rawActualType == java.math.BigDecimal.class
                || rawActualType == java.lang.Class.class || rawActualType == java.sql.Date.class
                || rawActualType == java.sql.Timestamp.class) {
            result = value.toString();
        } else if (
        // Is type seen and whose toString() has rendered value well--in cases
        // seen so far.
        false || rawActualType == java.util.Properties.class || rawActualType.isEnum()) {
            result = value.toString();
        } else if (
        // Is type to warn about (one case).
        false || rawActualType == org.apache.drill.jdbc.DrillResultSet.class) {
            printWarningLine("Class " + rawActualType.getName() + " should be an interface."
                    + " (While it's a class, it can't be proxied, and some methods can't" + " be traced.)");
            result = value.toString();
        } else if (
        // Is type to warn about (second case).
        false || rawActualType == org.apache.hadoop.io.Text.class || rawActualType == org.joda.time.Period.class
                || rawActualType == org.apache.drill.exec.vector.accessor.sql.TimePrintMillis.class) {
            printWarningLine("Should " + rawActualType + " be appearing at JDBC interface?");
            result = value.toString();
        } else {
            // Is other type--unknown whether it already formats well.
            // (No handled yet: byte[].)
            printWarningLine("Unnoted type encountered in formatting (value might" + " not render well): "
                    + rawActualType + ".");
            result = value.toString();
        }
    }
    return result;
}

From source file:com.boylesoftware.web.impl.UserInputControllerMethodArgHandler.java

/**
 * Create new handler./*  www .  jav a 2s.c o m*/
 *
 * @param validatorFactory Validator factory.
 * @param beanClass User input bean class.
 * @param validationGroups Validation groups to apply during bean
 * validation, or empty array to use the default group.
 *
 * @throws UnavailableException If an error happens.
 */
UserInputControllerMethodArgHandler(final ValidatorFactory validatorFactory, final Class<?> beanClass,
        final Class<?>[] validationGroups) throws UnavailableException {

    this.validatorFactory = validatorFactory;

    this.beanClass = beanClass;
    this.validationGroups = validationGroups;

    try {
        final BeanInfo beanInfo = Introspector.getBeanInfo(this.beanClass);
        final PropertyDescriptor[] propDescs = beanInfo.getPropertyDescriptors();
        final List<FieldDesc> beanFields = new ArrayList<>();
        for (final PropertyDescriptor propDesc : propDescs) {
            final String propName = propDesc.getName();
            final Class<?> propType = propDesc.getPropertyType();
            final Method propGetter = propDesc.getReadMethod();
            final Method propSetter = propDesc.getWriteMethod();

            if ((propGetter == null) || (propSetter == null))
                continue;

            Field propField = null;
            for (Class<?> c = this.beanClass; !c.equals(Object.class); c = c.getSuperclass()) {
                try {
                    propField = c.getDeclaredField(propName);
                    break;
                } catch (final NoSuchFieldException e) {
                    // nothing, continue the loop
                }
            }
            final boolean noTrim = (((propField != null) && propField.isAnnotationPresent(NoTrim.class))
                    || (propGetter.isAnnotationPresent(NoTrim.class)));

            Class<? extends Binder> binderClass = null;
            String format = null;
            String errorMessage = Bind.DEFAULT_MESSAGE;
            Bind bindAnno = null;
            if (propField != null)
                bindAnno = propField.getAnnotation(Bind.class);
            if (bindAnno == null)
                bindAnno = propGetter.getAnnotation(Bind.class);
            if (bindAnno != null) {
                binderClass = bindAnno.binder();
                format = bindAnno.format();
                errorMessage = bindAnno.message();
            }
            if (binderClass == null) {
                if ((String.class).isAssignableFrom(propType))
                    binderClass = StringBinder.class;
                else if ((Boolean.class).isAssignableFrom(propType) || propType.equals(Boolean.TYPE))
                    binderClass = BooleanBinder.class;
                else if ((Integer.class).isAssignableFrom(propType) || propType.equals(Integer.TYPE))
                    binderClass = IntegerBinder.class;
                else if (propType.isEnum())
                    binderClass = EnumBinder.class;
                else // TODO: add more standard binders
                    throw new UnavailableException(
                            "Unsupported user input bean field type " + propType.getName() + ".");
            }

            beanFields.add(new FieldDesc(propDesc, noTrim, binderClass.newInstance(), format, errorMessage));
        }
        this.beanFields = beanFields.toArray(new FieldDesc[beanFields.size()]);
    } catch (final IntrospectionException e) {
        this.log.error("error introspecting user input bean", e);
        throw new UnavailableException("Specified user input bean" + " class could not be introspected.");
    } catch (final IllegalAccessException | InstantiationException e) {
        this.log.error("error instatiating binder", e);
        throw new UnavailableException("Used user input bean field binder" + " could not be instantiated.");
    }

    this.beanPool = new FastPool<>(new PoolableObjectFactory<PoolableUserInput>() {

        @Override
        public PoolableUserInput makeNew(final FastPool<PoolableUserInput> pool, final int pooledObjectId) {

            try {
                return new PoolableUserInput(pool, pooledObjectId, beanClass.newInstance());
            } catch (final InstantiationException | IllegalAccessException e) {
                throw new RuntimeException("Error instatiating user input bean.", e);
            }
        }
    }, "UserInputBeansPool_" + beanClass.getSimpleName());
}

From source file:org.apache.bval.jsr.xml.ValidationMappingParser.java

private Object convertToResultType(Class<?> returnType, String value, String defaultPackage) {
    /**//from  ww  w.  j  ava  2s  .  com
     * Class is represented by the fully qualified class name of the class.
     * spec: Note that if the raw string is unqualified,
     * default package is taken into account.
     */
    if (returnType.equals(Class.class)) {
        value = toQualifiedClassName(value, defaultPackage);
    }
    if (Byte.class.equals(returnType) || byte.class.equals(returnType)) { // spec mandates it
        return Byte.parseByte(value);
    }
    if (Short.class.equals(returnType) || short.class.equals(returnType)) {
        return Short.parseShort(value);
    }
    if (Integer.class.equals(returnType) || int.class.equals(returnType)) {
        return Integer.parseInt(value);
    }
    if (Long.class.equals(returnType) || long.class.equals(returnType)) {
        return Long.parseLong(value);
    }
    if (Float.class.equals(returnType) || float.class.equals(returnType)) {
        return Float.parseFloat(value);
    }
    if (Double.class.equals(returnType) || double.class.equals(returnType)) {
        return Double.parseDouble(value);
    }
    if (Boolean.class.equals(returnType) || boolean.class.equals(returnType)) {
        return Boolean.parseBoolean(value);
    }
    if (Character.class.equals(returnType) || char.class.equals(returnType)) {
        if (value.length() > 1) {
            throw new IllegalArgumentException("a char has a length of 1");
        }
        return value.charAt(0);
    }

    /* Converter lookup */
    Converter converter = ConvertUtils.lookup(returnType);
    if (converter == null && returnType.isEnum()) {
        converter = EnumerationConverter.getInstance();
    }

    if (converter == null) {
        return converter;
    }
    return converter.convert(returnType, value);
}

From source file:org.apache.hadoop.hbase.io.HbaseObjectWritable.java

/**
 * Read a {@link Writable}, {@link String}, primitive type, or an array of
 * the preceding.//from w ww.j a v  a2  s  .  c om
 * @param in
 * @param objectWritable
 * @param conf
 * @return the object
 * @throws IOException
 */
@SuppressWarnings("unchecked")
public static Object readObject(DataInput in, HbaseObjectWritable objectWritable, Configuration conf)
        throws IOException {
    Class<?> declaredClass = CODE_TO_CLASS.get(WritableUtils.readVInt(in));
    Object instance;
    if (declaredClass.isPrimitive()) { // primitive types
        if (declaredClass == Boolean.TYPE) { // boolean
            instance = Boolean.valueOf(in.readBoolean());
        } else if (declaredClass == Character.TYPE) { // char
            instance = Character.valueOf(in.readChar());
        } else if (declaredClass == Byte.TYPE) { // byte
            instance = Byte.valueOf(in.readByte());
        } else if (declaredClass == Short.TYPE) { // short
            instance = Short.valueOf(in.readShort());
        } else if (declaredClass == Integer.TYPE) { // int
            instance = Integer.valueOf(in.readInt());
        } else if (declaredClass == Long.TYPE) { // long
            instance = Long.valueOf(in.readLong());
        } else if (declaredClass == Float.TYPE) { // float
            instance = Float.valueOf(in.readFloat());
        } else if (declaredClass == Double.TYPE) { // double
            instance = Double.valueOf(in.readDouble());
        } else if (declaredClass == Void.TYPE) { // void
            instance = null;
        } else {
            throw new IllegalArgumentException("Not a primitive: " + declaredClass);
        }
    } else if (declaredClass.isArray()) { // array
        if (declaredClass.equals(byte[].class)) {
            instance = Bytes.readByteArray(in);
        } else if (declaredClass.equals(Result[].class)) {
            instance = Result.readArray(in);
        } else {
            int length = in.readInt();
            instance = Array.newInstance(declaredClass.getComponentType(), length);
            for (int i = 0; i < length; i++) {
                Array.set(instance, i, readObject(in, conf));
            }
        }
    } else if (declaredClass.equals(Array.class)) { //an array not declared in CLASS_TO_CODE
        Class<?> componentType = readClass(conf, in);
        int length = in.readInt();
        instance = Array.newInstance(componentType, length);
        for (int i = 0; i < length; i++) {
            Array.set(instance, i, readObject(in, conf));
        }
    } else if (List.class.isAssignableFrom(declaredClass)) { // List
        int length = in.readInt();
        instance = new ArrayList(length);
        for (int i = 0; i < length; i++) {
            ((ArrayList) instance).add(readObject(in, conf));
        }
    } else if (declaredClass == String.class) { // String
        instance = Text.readString(in);
    } else if (declaredClass.isEnum()) { // enum
        instance = Enum.valueOf((Class<? extends Enum>) declaredClass, Text.readString(in));
    } else if (declaredClass == Message.class) {
        String className = Text.readString(in);
        try {
            declaredClass = getClassByName(conf, className);
            instance = tryInstantiateProtobuf(declaredClass, in);
        } catch (ClassNotFoundException e) {
            LOG.error("Can't find class " + className, e);
            throw new IOException("Can't find class " + className, e);
        }
    } else { // Writable or Serializable
        Class instanceClass = null;
        int b = (byte) WritableUtils.readVInt(in);
        if (b == NOT_ENCODED) {
            String className = Text.readString(in);
            try {
                instanceClass = getClassByName(conf, className);
            } catch (ClassNotFoundException e) {
                LOG.error("Can't find class " + className, e);
                throw new IOException("Can't find class " + className, e);
            }
        } else {
            instanceClass = CODE_TO_CLASS.get(b);
        }
        if (Writable.class.isAssignableFrom(instanceClass)) {
            Writable writable = WritableFactories.newInstance(instanceClass, conf);
            try {
                writable.readFields(in);
            } catch (Exception e) {
                LOG.error("Error in readFields", e);
                throw new IOException("Error in readFields", e);
            }
            instance = writable;
            if (instanceClass == NullInstance.class) { // null
                declaredClass = ((NullInstance) instance).declaredClass;
                instance = null;
            }
        } else {
            int length = in.readInt();
            byte[] objectBytes = new byte[length];
            in.readFully(objectBytes);
            ByteArrayInputStream bis = null;
            ObjectInputStream ois = null;
            try {
                bis = new ByteArrayInputStream(objectBytes);
                ois = new ObjectInputStream(bis);
                instance = ois.readObject();
            } catch (ClassNotFoundException e) {
                LOG.error("Class not found when attempting to deserialize object", e);
                throw new IOException("Class not found when attempting to " + "deserialize object", e);
            } finally {
                if (bis != null)
                    bis.close();
                if (ois != null)
                    ois.close();
            }
        }
    }
    if (objectWritable != null) { // store values
        objectWritable.declaredClass = declaredClass;
        objectWritable.instance = instance;
    }
    return instance;
}

From source file:com.cloudera.sqoop.SqoopOptions.java

/**
 * Return a Properties instance that encapsulates all the "sticky"
 * state of this SqoopOptions that should be written to a metastore
 * to restore the job later./* w  w w .j a v a 2  s.  c  o  m*/
 */
public Properties writeProperties() {
    Properties props = new Properties();

    try {
        Field[] fields = getClass().getDeclaredFields();
        for (Field f : fields) {
            if (f.isAnnotationPresent(StoredAsProperty.class)) {
                Class typ = f.getType();
                StoredAsProperty storedAs = f.getAnnotation(StoredAsProperty.class);
                String propName = storedAs.value();

                if (typ.equals(int.class)) {
                    putProperty(props, propName, Integer.toString(f.getInt(this)));
                } else if (typ.equals(boolean.class)) {
                    putProperty(props, propName, Boolean.toString(f.getBoolean(this)));
                } else if (typ.equals(long.class)) {
                    putProperty(props, propName, Long.toString(f.getLong(this)));
                } else if (typ.equals(String.class)) {
                    putProperty(props, propName, (String) f.get(this));
                } else if (typ.equals(Integer.class)) {
                    putProperty(props, propName, f.get(this) == null ? "null" : f.get(this).toString());
                } else if (typ.isEnum()) {
                    putProperty(props, propName, f.get(this).toString());
                } else {
                    throw new RuntimeException("Could not set property " + propName + " for type: " + typ);
                }
            }
        }
    } catch (IllegalAccessException iae) {
        throw new RuntimeException("Illegal access to field in property setter", iae);
    }

    if (this.getConf().getBoolean(METASTORE_PASSWORD_KEY, METASTORE_PASSWORD_DEFAULT)) {
        // If the user specifies, we may store the password in the metastore.
        putProperty(props, "db.password", this.password);
        putProperty(props, "db.require.password", "false");
    } else if (this.password != null) {
        // Otherwise, if the user has set a password, we just record
        // a flag stating that the password will need to be reentered.
        putProperty(props, "db.require.password", "true");
    } else {
        // No password saved or required.
        putProperty(props, "db.require.password", "false");
    }

    putProperty(props, "db.column.list", arrayToList(this.columns));
    setDelimiterProperties(props, "codegen.input.delimiters", this.inputDelimiters);
    setDelimiterProperties(props, "codegen.output.delimiters", this.outputDelimiters);
    setArgArrayProperties(props, "tool.arguments", this.extraArgs);

    return props;
}

From source file:org.cloudata.core.common.io.CObjectWritable.java

/** Read a {@link CWritable}, {@link String}, primitive type, or an array of
 * the preceding. *//*ww  w .ja v  a 2s . c o m*/
@SuppressWarnings("unchecked")
public static Object readObject(DataInput in, CObjectWritable objectWritable, CloudataConf conf,
        boolean arrayComponent, Class componentClass) throws IOException {
    String className;
    if (arrayComponent) {
        className = componentClass.getName();
    } else {
        className = CUTF8.readString(in);
        //SANGCHUL
        //   System.out.println("SANGCHUL] className:" + className);
    }

    Class<?> declaredClass = PRIMITIVE_NAMES.get(className);
    if (declaredClass == null) {
        try {
            declaredClass = conf.getClassByName(className);
        } catch (ClassNotFoundException e) {
            //SANGCHUL
            e.printStackTrace();
            throw new RuntimeException("readObject can't find class[className=" + className + "]", e);
        }
    }

    Object instance;

    if (declaredClass.isPrimitive()) { // primitive types

        if (declaredClass == Boolean.TYPE) { // boolean
            instance = Boolean.valueOf(in.readBoolean());
        } else if (declaredClass == Character.TYPE) { // char
            instance = Character.valueOf(in.readChar());
        } else if (declaredClass == Byte.TYPE) { // byte
            instance = Byte.valueOf(in.readByte());
        } else if (declaredClass == Short.TYPE) { // short
            instance = Short.valueOf(in.readShort());
        } else if (declaredClass == Integer.TYPE) { // int
            instance = Integer.valueOf(in.readInt());
        } else if (declaredClass == Long.TYPE) { // long
            instance = Long.valueOf(in.readLong());
        } else if (declaredClass == Float.TYPE) { // float
            instance = Float.valueOf(in.readFloat());
        } else if (declaredClass == Double.TYPE) { // double
            instance = Double.valueOf(in.readDouble());
        } else if (declaredClass == Void.TYPE) { // void
            instance = null;
        } else {
            throw new IllegalArgumentException("Not a primitive: " + declaredClass);
        }

    } else if (declaredClass.isArray()) { // array
        //System.out.println("SANGCHUL] is array");
        int length = in.readInt();
        //System.out.println("SANGCHUL] array length : " + length);
        //System.out.println("Read:in.readInt():" + length);
        if (declaredClass.getComponentType() == Byte.TYPE) {
            byte[] bytes = new byte[length];
            in.readFully(bytes);
            instance = bytes;
        } else if (declaredClass.getComponentType() == ColumnValue.class) {
            instance = readColumnValue(in, conf, declaredClass, length);
        } else {
            Class componentType = declaredClass.getComponentType();

            // SANGCHUL
            //System.out.println("SANGCHUL] componentType : " + componentType.getName());

            instance = Array.newInstance(componentType, length);
            for (int i = 0; i < length; i++) {
                Object arrayComponentInstance = readObject(in, null, conf, !componentType.isArray(),
                        componentType);
                Array.set(instance, i, arrayComponentInstance);
                //Array.set(instance, i, readObject(in, conf));
            }
        }
    } else if (declaredClass == String.class) { // String
        instance = CUTF8.readString(in);
    } else if (declaredClass.isEnum()) { // enum
        instance = Enum.valueOf((Class<? extends Enum>) declaredClass, CUTF8.readString(in));
    } else if (declaredClass == ColumnValue.class) {
        //ColumnValue?  ?? ?? ?  ? ?.
        //? ?   ? ? ? ? . 
        Class instanceClass = null;
        try {
            short typeDiff = in.readShort();
            if (typeDiff == TYPE_DIFF) {
                instanceClass = conf.getClassByName(CUTF8.readString(in));
            } else {
                instanceClass = declaredClass;
            }
        } catch (ClassNotFoundException e) {
            throw new RuntimeException("readObject can't find class", e);
        }
        ColumnValue columnValue = new ColumnValue();
        columnValue.readFields(in);
        instance = columnValue;
    } else { // Writable

        Class instanceClass = null;
        try {
            short typeDiff = in.readShort();
            // SANGCHUL
            //System.out.println("SANGCHUL] typeDiff : " + typeDiff);
            //System.out.println("Read:in.readShort():" + typeDiff);
            if (typeDiff == TYPE_DIFF) {
                // SANGCHUL
                String classNameTemp = CUTF8.readString(in);
                //System.out.println("SANGCHUL] typeDiff : " + classNameTemp);
                instanceClass = conf.getClassByName(classNameTemp);
                //System.out.println("Read:UTF8.readString(in):" + instanceClass.getClass());
            } else {
                instanceClass = declaredClass;
            }
        } catch (ClassNotFoundException e) {

            // SANGCHUL
            e.printStackTrace();
            throw new RuntimeException("readObject can't find class", e);
        }

        CWritable writable = CWritableFactories.newInstance(instanceClass, conf);
        writable.readFields(in);
        //System.out.println("Read:writable.readFields(in)");
        instance = writable;

        if (instanceClass == NullInstance.class) { // null
            declaredClass = ((NullInstance) instance).declaredClass;
            instance = null;
        }
    }

    if (objectWritable != null) { // store values
        objectWritable.declaredClass = declaredClass;
        objectWritable.instance = instance;
    }

    return instance;
}

From source file:org.cruxframework.crux.tools.schema.DefaultSchemaGenerator.java

/**
 * /*from   ww  w.  ja v  a 2  s . co m*/
 * @param type
 * @param library
 * @return
 */
@SuppressWarnings("unchecked")
private String getSchemaType(Class<?> type, String library, boolean supportsBinding) {
    if (String.class.isAssignableFrom(type)) {
        return "xs:string";
    } else if (Boolean.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableBoolean" : "xs:boolean";
    } else if (Integer.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableInt" : "xs:int";
    } else if (Short.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableInt" : "xs:short";
    } else if (Long.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableInt" : "xs:long";
    } else if (Double.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableFloat" : "xs:double";
    } else if (Float.class.isAssignableFrom(type)) {
        return supportsBinding ? "c:_bindableFloat" : "xs:float";
    } else if (Character.class.isAssignableFrom(type)) {
        return "xs:string";
    } else if (type.isEnum()) {
        String typeName = type.getCanonicalName().replace('.', '_');
        this.enumTypes.put(typeName, type);
        return typeName;
    } else if (WidgetCreator.class.isAssignableFrom(type)) {
        DeclarativeFactory annot = type.getAnnotation(DeclarativeFactory.class);
        if (annot != null) {
            if (annot.library().equals(library)) {
                return "T" + annot.id();
            } else {
                return "_" + annot.library() + ":T" + annot.id();
            }
        }
    } else if (WidgetChildProcessor.class.isAssignableFrom(type)) {
        String typeName = type.getCanonicalName().replace('.', '_');
        this.subTagTypes.add((Class<? extends WidgetChildProcessor<?>>) type);
        return typeName;
    } else if (AnyTag.class.isAssignableFrom(type)) {
        return "xs:anyType";
    } else if (HTMLTag.class.isAssignableFrom(type)) {
        return "xs:anyType";
    } else if (ResourcePrototype.class.isAssignableFrom(type)) {
        return "xs:string";
    }
    return null;
}