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/*
* Copyright (c) OSGi Alliance (2009). All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.osgi.jmx;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import javax.management.openmbean.ArrayType;
import javax.management.openmbean.CompositeType;
import javax.management.openmbean.SimpleType;
import javax.management.openmbean.TabularType;
/**
* Constants for OSGi JMX Specification.
*
* Additionally, this class contains a number of utility types that are used in
* different places in the specification. These are {@link #LONG_ARRAY_TYPE},
* {@link #STRING_ARRAY_TYPE}, and {@link #PROPERTIES_TYPE}.
*
* @version $Rev: 1222666 $
* @Immutable
*/
public class JmxConstants {
/*
* Empty constructor to make sure this is not used as an object.
*/
private JmxConstants() {
// empty
}
/**
* The MBean Open type for an array of strings
*/
public static final ArrayType STRING_ARRAY_TYPE = Item
.arrayType(
1,
SimpleType.STRING);
/**
* The MBean Open type for an array of longs
*/
public static final ArrayType LONG_ARRAY_TYPE = Item
.arrayType(
1,
SimpleType.LONG);
/**
* For an encoded array we need to start with ARRAY_OF. This must be
* followed by one of the names in {@link #SCALAR}.
*
*/
public final static String ARRAY_OF = "Array of ";
/**
* For an encoded vector we need to start with ARRAY_OF. This must be
* followed by one of the names in {@link #SCALAR}.
*/
public final static String VECTOR_OF = "Vector of ";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link org.osgi.framework.Version}
*/
public static final String VERSION = "Version";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.String}
*/
public static final String STRING = "String";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Integer}
*/
public static final String INTEGER = "Integer";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Long}
*/
public static final String LONG = "Long";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Float}
*/
public static final String FLOAT = "Float";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Double}
*/
public static final String DOUBLE = "Double";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Byte}
*/
public static final String BYTE = "Byte";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Short}
*/
public static final String SHORT = "Short";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Character}
*/
public static final String CHARACTER = "Character";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.lang.Boolean}
*/
public static final String BOOLEAN = "Boolean";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.math.BigDecimal}
*/
public static final String BIGDECIMAL = "BigDecimal";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* {@link java.math.BigInteger}
*/
public static final String BIGINTEGER = "BigInteger";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the double primitive type.
*/
public static final String P_DOUBLE = "double";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the float primitive type.
*/
public static final String P_FLOAT = "float";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the long primitive type.
*/
public static final String P_LONG = "long";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the int primitive type.
*/
public static final String P_INT = "int";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the short primitive type.
*/
public static final String P_SHORT = "short";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the byte primitive type.
*/
public static final String P_BYTE = "byte";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the char primitive type.
*/
public static final String P_CHAR = "char";
/**
* Value for {@link #PROPERTY_TYPE} Type value in the case of
* the boolean primitive type.
*/
public static final String P_BOOLEAN = "boolean";
/**
* A set of all scalars that can be used in the {@link #TYPE} property of a
* {@link #PROPERTIES_TYPE}. This contains the following names:
*
*
{@link #BIGDECIMAL}
*
{@link #BIGINTEGER}
*
{@link #BOOLEAN}
*
{@link #BYTE}
*
{@link #CHARACTER}
*
{@link #DOUBLE}
*
{@link #FLOAT}
*
{@link #INTEGER}
*
{@link #LONG}
*
{@link #SHORT}
*
{@link #STRING}
*
{@link #P_BYTE}
*
{@link #P_CHAR}
*
{@link #P_DOUBLE}
*
{@link #P_FLOAT}
*
{@link #P_INT}
*
{@link #P_LONG}
*
{@link #P_SHORT}
*/
public final static List SCALAR = Collections
.unmodifiableList(Arrays
.asList(
STRING,
INTEGER,
LONG,
FLOAT,
DOUBLE,
BYTE,
SHORT,
CHARACTER,
BOOLEAN,
BIGDECIMAL,
BIGINTEGER,
P_BYTE,
P_CHAR,
P_SHORT,
P_INT,
P_LONG,
P_DOUBLE,
P_FLOAT));
/**
* The key KEY.
*/
public static final String KEY = "Key";
/**
* The key of a property. The key is {@link #KEY} and the type is
* {@link SimpleType#STRING}.
*/
public static final Item KEY_ITEM = new Item(
KEY,
"The key of the property",
SimpleType.STRING);
/**
* The key VALUE.
*/
public static final String VALUE = "Value";
/**
* The value of a property. The key is {@link #VALUE} and the type is
* {@link SimpleType#STRING}. A value will be encoded by the string given in
* {@link #TYPE}. The syntax for this type is given in {@link #TYPE_ITEM}.
*/
public static final Item VALUE_ITEM = new Item(
VALUE,
"The value of the property",
SimpleType.STRING);
/**
* The key PROPERTY_TYPE.
*
* ### can we call this value PropertyType and service type ServiceType?
*/
public static final String TYPE = "Type";
/**
* The type of the property. The key is {@link #TYPE} and the type is
* {@link SimpleType#STRING}. This string must follow the following syntax:
*
* TYPE ::= ( 'Array of ' | 'Vector of ' )? {@link #SCALAR}
*
* ### why can't we just use the class name?
*
* ### why do we have to distinguish between primitives and wrappers?
*/
public static final Item TYPE_ITEM = new Item(
TYPE,
"The type of the property",
SimpleType.STRING,
STRING,
INTEGER,
LONG,
FLOAT,
DOUBLE,
BYTE,
SHORT,
CHARACTER,
BOOLEAN,
BIGDECIMAL,
BIGINTEGER,
P_DOUBLE,
P_FLOAT,
P_LONG,
P_INT,
P_SHORT,
P_CHAR,
P_BYTE,
P_BOOLEAN);
/**
* A Composite Type describing a a single property. A property consists of
* the following items {@link #KEY_ITEM}, {@link #VALUE_ITEM}, and
* {@link #TYPE_ITEM}.
*/
public static final CompositeType PROPERTY_TYPE = Item
.compositeType(
"PROPERTY",
"This type encapsulates a key/value pair",
KEY_ITEM,
VALUE_ITEM,
TYPE_ITEM);
/**
* Describes a map with properties. The row type is {@link #PROPERTY_TYPE}.
* The index is defined to the {@link #KEY} of the property.
*/
public static final TabularType PROPERTIES_TYPE = Item
.tabularType(
"PROPERTIES",
"A table of PROPERTY",
PROPERTY_TYPE,
KEY);
/**
* The domain name of the core OSGi MBeans
*/
public static final String OSGI_CORE = "osgi.core";
/**
* The domain name of the selected OSGi compendium MBeans
*/
public static final String OSGI_COMPENDIUM = "osgi.compendium";
}
