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package sun.jvmstat.perfdata.monitor.v1_0;

A typesafe enumeration for describing Java basic types.

The enumeration values for this typesafe enumeration must be kept in synchronization with the BasicType enum in the globalsDefinitions.hpp file in the HotSpot source base.

Author:Brian Doherty
Since:1.5
/** * A typesafe enumeration for describing Java basic types. * * <p> The enumeration values for this typesafe enumeration must be * kept in synchronization with the BasicType enum in the * globalsDefinitions.hpp file in the HotSpot source base.</p> * * @author Brian Doherty * @since 1.5 */
public class BasicType { private final String name; private final int value; public static final BasicType BOOLEAN = new BasicType("boolean", 4); public static final BasicType CHAR = new BasicType("char", 5); public static final BasicType FLOAT = new BasicType("float", 6); public static final BasicType DOUBLE = new BasicType("double", 7); public static final BasicType BYTE = new BasicType("byte", 8); public static final BasicType SHORT = new BasicType("short", 9); public static final BasicType INT = new BasicType("int", 10); public static final BasicType LONG = new BasicType("long", 11); public static final BasicType OBJECT = new BasicType("object", 12); public static final BasicType ARRAY = new BasicType("array", 13); public static final BasicType VOID = new BasicType("void", 14); public static final BasicType ADDRESS = new BasicType("address", 15); public static final BasicType ILLEGAL = new BasicType("illegal", 99); private static BasicType basicTypes[] = { BOOLEAN, CHAR, FLOAT, DOUBLE, BYTE, SHORT, INT, LONG, OBJECT, ARRAY, VOID, ADDRESS, ILLEGAL };
Convert enumeration value to a String.
Returns:String - the string representation for the enumeration.
/** * Convert enumeration value to a String. * * @return String - the string representation for the enumeration. */
public String toString() { return name; }
Convert enumeration to an integer value.
Returns:int - the integer representation for the enumeration.
/** * Convert enumeration to an integer value. * * @return int - the integer representation for the enumeration. */
public int intValue() { return value; }
Map an integer value to its corresponding BasicType object.
Params:
  • i – an integer representation of a BasicType
Returns:BasicType - The BasicType enumeration object matching the value of i
/** * Map an integer value to its corresponding BasicType object. * * @param i an integer representation of a BasicType * @return BasicType - The BasicType enumeration object matching * the value of <code>i</code> */
public static BasicType toBasicType(int i) { for (int j = 0; j < basicTypes.length; j++) { if (basicTypes[j].intValue() == j) { return (basicTypes[j]); } } return ILLEGAL; } private BasicType(String name, int value) { this.name = name; this.value = value; } }